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Research Activity

Field of Study

Solid State Physics

Subject of Study

Mechanism of New Type Superconductivity, Physical Property of Strongly Correlated Quantum Spin System, Chiral-Glass Order in Superconducting Ceramics (Strongly Correlated Electron System, Superconducting Ceramics, Chiral Glass Order)

Book / Paper

Book:

1.Takahito Saito and Kuniyuki Koyama :
基礎物理学実験テキスト (2018年度後期改訂版),
徳島大学生協, Oct. 2018.
2.Takahito Saito and Kuniyuki Koyama :
基礎物理学実験テキスト (2017年度後期改訂版),
徳島大学生協, Oct. 2017.
3.Takahito Saito and Kuniyuki Koyama :
基礎物理学実験テキスト (2016年度後期改訂版),
徳島大学生協, Oct. 2016.
4.Takahito Saito and Kuniyuki Koyama :
基礎物理学実験テキスト (2015年度後期改訂版),
徳島大学生協, Oct. 2015.
5.Takahito Saito and Kuniyuki Koyama :
基礎物理学実験テキスト (2014年度後期改訂版),
徳島大学生協, Oct. 2014.
6.Takahito Saito and Kuniyuki Koyama :
基礎物理学実験テキスト (2011年度後期改訂版),
徳島大学生協, Oct. 2011.

Academic Paper (Judged Full Paper):

1.Ko-ichi Magishi, Ryo Watanabe, Akihiko Hisada, Takahito Saito, Kuniyuki Koyama, S. Okada, Y. Kamihara, N. Ohkubo, S. Ban and M. Matoba :
NMR study of the layered cobalt oxyphosphide Sr2Sc(Co1-xFex)PO3,
Journal of Physics: Conference Series, Vol.969, No.1, 012068-1-012068-5, 2018.
(DOI: 10.1088/1742-6596/969/1/012068)
2.Koichi Nakamura, Kosuke Shimokita, Yoichiro Sakamoto, Kuniyuki Koyama, Toshihiro Moriga, Naoaki Kuwata and Juinichi Kawamura :
Milling effect on the local structure, site occupation, and site migration in aluminum substituted lithium manganese oxides,
Solid State Ionics, Vol.317, 214-220, 2018.
(DOI: 10.1016/j.ssi.2018.01.019)
3.Hiroyuki Deguti, R. Warabino, S. Ka, M. Mito, Haguwara Makoto and Kuniyuki Koyama :
Field-Temperature Phase Diagram of Intergrain Ordering in Superconducting Ceramic YBCO,
Journal of Physics: Conference Series, Vol.871, 012011-1-012011-5, 2017.
(Tokushima University Institutional Repository: 112428,   DOI: 10.1088/1742-6596/871/1/012011,   Elsevier: Scopus)
4.Akihiko Hisada, Kie Muranaka, Kuniyuki Koyama, Ko-ichi Magishi, Takahito Saito and Makoto Haguwara :
Oxidation and reduction effects of successive superconducting transitions in ultra-fineYBa2Cu4O8 ceramics,
Journal of Physics: Conference Series, Vol.871, 012010-1-012010-4, 2017.
(Tokushima University Institutional Repository: 112427,   DOI: 10.1088/1742-6596/871/1/012010,   Elsevier: Scopus)
5.Ko-ichi Magishi, Ryo Watanabe, Akihiko Hisada, Takahito Saito, Kuniyuki Koyama and Tetsuya Fujiwara :
NMR study of heavy fermion compound EuNi2P2,
Journal of Physics: Conference Series, Vol.592, No.1, 012031-1-012031-6, 2015.
(DOI: 10.1088/1742-6596/592/1/012031,   Elsevier: Scopus)
6.Ko-ichi Magishi, Ryo Watanabe, Akihiko Hisada, Takahito Saito, Kuniyuki Koyama, Takashi Saito, Ryuji Higasinaka, Yuji Aoki and Hideyuki Sato :
Pseudogap Behavior in Fully Filled Skutterudite YbFe4Sb12 Detected by Sb NQR,
Journal of the Physical Society of Japan, Vol.83, No.8, 084712-1-084712-5, 2014.
(DOI: 10.7566/JPSJ.83.084712,   CiNii: 40020158141)
7.Ko-ichi Magishi, Takahiro Kusaka, Akihiko Hisada, Takahito Saito, Kuniyuki Koyama, Hitoshi Sugawara, Yuko Sekihara, Kenya Tanaka, Hidekazu Aoki and Hideyuki Sato :
NMR/NQR Studies of Filled Skutterudite La0.5Co4Sb12,
JPS Conference Proceedings, Vol.3, 011064-1-011064-6, 2014.
8.Mai Yamamoto, Ko-ichi Magishi, Akihiko Hisada, Takahito Saito, Kuniyuki Koyama, Manabu Takusari, Hirotaka Kato and Chihiro Sekine :
NMR Study of Filled Skutterudite Pr0.9Ce0.1Ru4P12,
JPS Conference Proceedings, Vol.3, 011003-1-011003-6, 2014.
(DOI: 10.7566/JPSCP.3.011003)
9.Ko-ichi Magishi, Hitoshi Sugawara, Masahiro Takahashi, Takahito Saito, Kuniyuki Koyama, Takashi Saito, Sho Tatsuoka, Kenya Tanaka and Hideyuki Sato :
Sb NQR study of filled skutterudite CeFe4Sb12 synthesized under high pressure,
The Journal of the Korean Physical Society, Vol.63, No.3, 804-808, 2013.
(DOI: 10.3938/jkps.63.804,   Elsevier: Scopus)
10.Hiroyuki Deguchi, Takuya Ashida, Masaki Mito, Seishi Takagi, Makoto Hagiwara and Kuniyuki Koyama :
Magnetic Memory in a Ceramic YBCO Superconductor Composed of Sub-micron-size Grains,
The Journal of the Korean Physical Society, Vol.62, No.12, 1832-1835, 2013.
(DOI: 10.3938/jkps.62.1832,   Elsevier: Scopus)
11.Hiroyuki Deguchi, M Syudo, T Ashida, Y Sasaki, M Mito, S Takagi, M Hagiwara and Kuniyuki Koyama :
Dependence of memory effects on the stop temperature and the probing field in a ceramic YBCO superconductor,
Physics Procedia, Vol.45, 129-132, 2013.
(DOI: 10.1016/j.phpro.2013.04.069)
12.Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, Nobuhiro Matsumoto and Shoichi Nagata :
NMR Study of Layered Transition Metal Ditelluride (Ir,Pt)Te2,
Journal of Physics: Conference Series, Vol.400, No.2, 022063-1-022063-4, 2012.
(DOI: 10.1088/1742-6596/400/2/022063)
13.Ko-ichi Magishi, Hitoshi Sugawara, Takahito Saito and Kuniyuki Koyama :
31P NMR Study of Filled Skutterudite CeOs4P12,
Journal of Physics: Conference Series, Vol.391, No.1, 012039-1-012039-4, 2012.
(DOI: 10.1088/1742-6596/391/1/012039)
14.Ko-ichi Magishi, Hitoshi Sugawara, Masahiro Takahashi, Takahito Saito, Kuniyuki Koyama, Takashi Saito, Sho Tatsuoka, Kenya Tanaka and Hideyuki Sato :
Effects of Filling Fraction on Magnetic Properties of Filled Skutterudite RFe4Sb12 (R = La, Ce) Synthesized under High Pressure,
Journal of the Physical Society of Japan, Vol.81, No.12, 124706-1-124706-5, 2012.
(DOI: 10.1143/JPSJ.81.124706)
15.Kuniyuki Koyama, R. Nakashima, Ko-ichi Magishi, Takahito Saito, T. Shima, M. Hagiwara, and :
Superconducting Behavours in Reduction-Treated Mixtures of Fine Pr124 and Pr123 Ceramics,
Journal of Physics: Conference Series, Vol.320, No.1, 012077-1-012077-6, 2011.
(DOI: 10.1088/1742-6596/320/1/012077)
16.M. Hagiwara, A. Fujii, T. Shima, Hiroyuki Deguchi, T. Shoho, Kuniyuki Koyama, and :
Anomalous Behavior of Linear Resistivity in the Vanishing Process along the Intergrain Ordering of Weak-Sintered Ceramic Superconductor YBa2Cu4O8,
Journal of Physics: Conference Series, Vol.320, No.1, 012075-1-012075-6, 2011.
(DOI: 10.1088/1742-6596/320/1/012075)
17.Hiroyuki Deguchi, T. Ashida, T. Shoho, Y. Kato, M. Mito, S. Takagi, M. Hagiwara and Kuniyuki Koyama :
Magnetic Memory Effects in a Chiral-Glass Phase of a Superconductive Ceramic YBa2Cu4O8,
Journal of Physics: Conference Series, Vol.320, No.1, 012076-1-012076-5, 2011.
(DOI: 10.1088/1742-6596/320/1/012076)
18.Hiroyuki Deguchi, T. Shoho, Y. Kato, T. Ashida, M. Mito, S. Takagi, M. Hagiwara and Kuniyuki Koyama :
Nonlinear Resistivity in a d-Wave Superconductor YBa2Cu4O8 of Sub-Micron Scale Grains,
Journal of Physics: Conference Series, Vol.302, No.1, 012031-1-012031-4, 2011.
(DOI: 10.1088/1742-6596/302/1/012031)
19.Ko-ichi Magishi, Hitoshi Sugawara, Takahito Saito, Kuniyuki Koyama, Fumiya Kanetake, Hidekazu Mukuda, Yoshio Kitaoka, Kohei M. Itoh and Eugene E. Haller :
73Ge NQR study of superconducting skutterudites MPt4Ge12 (M = Sr, Ba),
Journal of the Physical Society of Japan, Vol.80, No.Supplement A, SA028-1-SA028-3, 2011.
(DOI: 10.1143/JPSJS.80SA.SA028,   CiNii: 40018877914,   Elsevier: Scopus)
20.Ko-ichi Magishi, Hitoshi Sugawara, Naoshi Ohta, Takahito Saito and Kuniyuki Koyama :
NMR Study of Filled Skutterudite Superconductors MPt4Ge12 (M= Sr, Ba),
Physica C: Superconductivity, Vol.470, No.Supplement 1, S552-S553, 2010.
(DOI: 10.1016/j.physc.2009.11.078)
21.M. Hagiwara, T. Shima, S. Tanaka and Kuniyuki Koyama :
Anomalous behaviors in resistivity and magnetization of reduction-treated multi phase ceramics of Pr124/Pr123 and inhomogeneous Pr247,
Physica C: Superconductivity, Vol.470, No.Supplement 1, S65-S67, 2010.
(DOI: 10.1016/j.physc.2009.11.158)
22.H. Deguchi, Y. Hashimoto, T. Shoho, M. Mito, S. Takagi, Kuniyuki Koyama and M. Hagiwara :
Linear and nonlinear resistivity of YBa2Cu43O7-δ ceramics at chiral-glass transition,
Physica C: Superconductivity, Vol.470, No.Supplement 1, S834-S835, 2010.
(DOI: 10.1016/j.physc.2010.01.046)
23.Makoto Hagiwara, Tatsuo Shima, R. Kitada, H. Deguchi and Kuniyuki Koyama :
Intergrain Ordering Processes of YBa2Cu4O8 and Related Complex Ceramic Systems,
Physica C: Superconductivity, Vol.470, No.20, 1052-1055, 2010.
(DOI: 10.1016/j.physc.2010.05.033)
24.Ko-ichi Magishi, Kiyohito Nagata, Yoshinori Iwahashi, Hitoshi Sugawara, Takahito Saito and Kuniyuki Koyama :
NMR Study of Filled Skutterudite NdOs4P12,
Journal of Physics: Conference Series, Vol.200, No.1, 012110-1-012110-4, 2010.
(DOI: 10.1088/1742-6596/200/1/012110)
25.M. Hagiwara, R. Kitada, T. Shima, K. Nishio, H. Deguchi, Kuniyuki Koyama and M. Matsuura :
Superconductive Transition and the Intergrain Effects of Mixture Ceramic Systems Synthesized using Citrate Pyrolysis Precursor Method,
Journal of Physics: Conference Series, Vol.150, 052065-1-052065-4, 2009.
(DOI: 10.1088/1742-6596/150/5/052065)
26.S. Tominaga, Y. Komorida, M. Mito, Hiroyuki Deguchi, Seushi Takagi, Kuniyuki Koyama and M. Hamada :
AC susceptibility measurements on ceramic YBa2Cu3O7-y superconductor in the GPa region,
Journal of Physics: Conference Series, Vol.150, No.5, 052271-1-052271-4, 2009.
(DOI: 10.1088/1742-6596/150/5/052271)
27.Hiroyuki Deguchi, D. Nawa, Hashimoto Y., Seushi Takagi, M. Mito, M. Hagiwara and Kuniyuki Koyama :
Transport Propwerties of a Josephson-Coupled Network in a Superconductive Ceramic of YBa2Cu4O8,
Journal of Physics: Conference Series, Vol.150, No.5, 052043-1-052043-4, 2009.
(DOI: 10.1088/1742-6596/150/5/052043)
28.Hitoshi Sugawara, Y. Iwahashi, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, H. Harima, D. Kikuchi, H. Sato, T. Endo, R. Settai and Y. Onuki :
Fermi surface of the Pr-based filled skutterudite compound PrOs4P12 ,
Physical Review B, Condensed Matter and Materials Physics, Vol.79, No.3, 035104-1-035104-5, 2009.
(DOI: 10.1103/PhysRevB.79.035104)
29.M. Toda, Hitoshi Sugawara, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, Y. Aoki and H. Sato :
Electrical, Magnetic and NMR Studies of Ge-based Filled Skutterudites RPt4Ge12 (R=La, Ce, Pr, Nd),
Journal of the Physical Society of Japan, Vol.77, No.12, 124702-1-124702-9, 2008.
(DOI: 10.1143/JPSJ.77.124702,   CiNii: 110007021677)
30.Makoto Hagiwara, Tanaka Shingo, Tatsuo Shima, S. Gotoh, S. Kanda, Takahito Saito and Kuniyuki Koyama :
Superconductivity of reduction-treated ceramic material of Pr2Ba4Cu7O15-δ mixed with the related structure phases,
Physica C: Superconductivity, Vol.468, No.15-20, 1217-1220, 2008.
(DOI: 10.1016/j.physc.2008.05.036)
31.Ko-ichi Magishi, Hitoshi Sugawara, Takahito Saito, Kuniyuki Koyama, Sekine Chihiro, Takeda Keiki and Shirotani Ichimin :
NMR Study of Filled Skutterudite with Heavy Lanthanide GdFe4P12 and TbFe4P12,
Journal of the Physical Society of Japan, Vol.77, No.Suppl. A, 300-302, 2008.
(DOI: 10.1143/JPSJS.77SA.300,   Elsevier: Scopus)
32.Ko-ichi Magishi, Y. Iwahashi, Hitoshi Sugawara, Takahito Saito, Kuniyuki Koyama, R. Settai, Y. Onuki and Gerald Giester :
31P NMR Study of Filled Skutterudite ROs4P12 (R = La and Pr),
Journal of the Physical Society of Japan, Vol.77, No.Suppl. A, 222-224, 2008.
(DOI: 10.1143/JPSJS.77SA.222,   Elsevier: Scopus)
33.Y. Iwahashi, Hitoshi Sugawara, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, R. Settai, Y. Onuki, Gerald Giester and Peter Rogl :
de Haas-van Alphen Effect in LaOs4P12,
Journal of the Physical Society of Japan, Vol.77, No.Suppl. A, 219-221, 2008.
(DOI: 10.1143/JPSJS.77SA.219,   Elsevier: Scopus)
34.Hitoshi Sugawara, Y. Iwahashi, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, H. Harima, D. Kikuchi, H. Sato, T. Endo, R. Settai, Y. Onuki, N. Wada, H. Kotegawa and T. Kobayashi :
de Haas-van Alphen study of the Pr-based filled skutterudite PrOs4P12,
Journal of the Physical Society of Japan, Vol.77, No.Suppl. A, 108-113, 2008.
(DOI: 10.1143/JPSJS.77SA.108,   Elsevier: Scopus)
35.Ko-ichi Magishi, Hitoshi Sugawara, Ikuko Mori, Takahito Saito and Kuniyuki Koyama :
Sb NQR Study of Filled Skutterudite CeFe4Sb12,
The Journal of Physics and Chemistry of Solids, Vol.68, No.11, 2076-2079, 2007.
(DOI: 10.1016/j.jpcs.2007.08.030)
36.Kuniyuki Koyama, Houda Hironobu, Amano Hisashi, Takahito Saito, Hitoshi Sugawara, Ko-ichi Magishi, Deguchi Hiroyuki and Takagi Seishi :
Pressure Dependence of Successive Phase Transition in YBCO Superconductive Ceramics,
Journal of the Physical Society of Japan, Vol.76, No.Supplement A, 116-117, 2007.
(DOI: 10.1143/JPSJS.76SA.116,   Elsevier: Scopus)
37.Makoto Hagiwara, Tatsuo Shima, Tanaka Shingo, Nishio Koji, Isskiki Toshiyuki, Takahito Saito and Kuniyuki Koyama :
Superconductivity and structural characteristics of ceramic Pr2Ba4Cu7O15-δ prepared by ambient pressure synthesis using sitrate pyrolysis method,
Physica C: Superconductivity, Vol.463-465, 161-164, 2007.
(DOI: 10.1016/j.physc.2007.01.071)
38.Ko-ichi Magishi, Yosinori Iwahashi, Takuji Horimoto, Hitoshi Sugawara, Takahito Saito and Kuniyuki Koyama :
NMR study of magnetic properties in filled skutterudite compound EuRu4P12,
Journal of Magnetism and Magnetic Materials, Vol.310, No.2, 951-953, 2007.
(DOI: 10.1016/j.jmmm.2006.10.165)
39.Kuniyuki Koyama, Hironobu Houda, Hisashi Amano, Takahito Saito, Hitoshi Sugawara, Ko-ichi Magishi and Hiroyuki Deguchi :
Control of successive phase transition in YBCO superconductive ceramics,
Journal of Magnetism and Magnetic Materials, Vol.310, No.2, e113-e115, 2007.
(DOI: 10.1016/j.jmmm.2006.10.091)
40.Takahito Saito, Kuniyuki Koyama, Ko-ichi Magishi and Keizo Endo :
NMR study of gap function with point nodes in borocarbide superconductor,
Journal of Magnetism and Magnetic Materials, Vol.310, No.2, 681-683, 2007.
(DOI: 10.1016/j.jmmm.2006.11.031)
41.T. Tajiri, S. Matsumoto, Hiroyuki Deguchi, M. Mito, S. Takagi, C. Moriyoshi, K. Itoh and Kuniyuki Koyama :
Effect of pressure on two-dimensional Heisenberg antiferromagnet Cu(HCOO)2 4H2O,
Journal of Magnetism and Magnetic Materials, Vol.310, No.2, e566-e568, 2007.
(DOI: 10.1016/j.jmmm.2006.10.496)
42.Ikuko Mori, Hitoshi Sugawara, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, Daisuke Kikuchi, Kenya Tanaka and Hideyuki Sato :
Single crystal growth and electrical and magnetic measurements on CeFe4Sb12,
Journal of Magnetism and Magnetic Materials, Vol.310, No.2, 277-279, 2007.
(DOI: 10.1016/j.jmmm.2006.10.044)
43.Makoto Hagiwara, Tatsuo Shima, Tsubasa Sugano, Kuniyuki Koyama and Motohiro Matsuura :
Ambient pressure synthesis of Pr124 and Pr247 using citrate pyrolysis precursor method,
Physica C: Superconductivity, Vol.445-448, 111-114, 2006.
(DOI: 10.1016/j.physc.2006.03.090)
44.Ko-ichi Magishi, Hitoshi Sugawara, Takahito Saito, Kuniyuki Koyama and Hideyuki Sato :
NMR studies of Ce-based filled skutterudites CeFe4P12 and CeRu4P12,
Physica B : Condensed Matter, Vol.378-380, 175-176, 2006.
(DOI: 10.1016/j.physb.2006.01.067)
45.Ko-ichi Magishi, Yusuke Nakai, Kenji Ishida, Hitoshi Sugawara, Ikuko Mori, Takahito Saito and Kuniyuki Koyama :
Evidence for Ferromagnetic Fluctuations in Filled Skutterudite LaFe4Sb12 : Sb NQR and La NMR,
Journal of the Physical Society of Japan, Vol.75, No.2, 023701-1-023701-4, 2006.
(DOI: 10.1143/JPSJ.75.023701,   CiNii: 110004086853)
46.Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, Ichimin Shirotani, Yousuke Shimaya, Kunihiro Kihou, Chihiro Sekine, Naoya Takeda, Masayasu Ishikawa and Takehiko Yagi :
NMR study of the new filled skutterudite superconductor YFe4P12,
Physica B : Condensed Matter, Vol.359-361, 883-885, 2005.
(DOI: 10.1016/j.physb.2005.01.333)
47.Hiroyuki Deguchi, Miyoko Yasunaka, Ryo Oniki, Seushi Takagi, Kuniyuki Koyama and Kiyoshi Mizuno :
Dynamical scaling analysis of susceptibility in ceramics YBCO superconductors,
Physica C: Superconductivity, Vol.388-389, 269-270, 2003.
(DOI: 10.1016/S0921-4534(02)02428-0)
48.Kuniyuki Koyama, Hiroyuki Deguchi, Seushi Takagi and Kiyoshi Mizuno :
Pressure dependence of chiral-glass transition in Y-Ba-Cu-O ceramics,
Physica C: Superconductivity, Vol.388-389, No.0, 693-694, 2003.
(DOI: 10.1016/S0921-4534(02)02467-X)
49.Kuniyuki Koyama, Hiroyuki Deguchi, Seushi Takagi and Kiyoshi Mizuno :
Pressure and grain-size dependences of the chiral-glass transition in superconductive ceramics of YBa2Cu3O7-y,
Journal of Low Temperature Physics, Vol.131, No.3/4, 595-599, 2003.
(DOI: 10.1023/A:1022928025516)
50.Yusaku Mori, Setsuko Watanabe, Hiroyuki Deguchi, Seishi Takagi, Masaki Mito, Ko-ichi Magishi and Kuniyuki Koyama :
Proton NMR Study of a Random-Bond Ladder Cu2(C5H12N2)2(Cl1-xBrx)4,
Physica B : Condensed Matter, Vol.329-333, No.0, 990-991, 2003.
(DOI: 10.1016/S0921-4526(02)02168-3)
51.Kiyoshi Mizuno, Ko-ichi Magishi, Masayuki Kawakami, Takahito Saito, Kuniyuki Koyama and Kunii Satoru :
11B NMR Study in the antiferromagnetic phase III of Ce0.75La0.25B6,
Physica B : Condensed Matter, Vol.329-333, 597-598, 2003.
(DOI: 10.1016/S0921-4526(02)02484-5)
52.Ko-ichi Magishi, Kuniyuki Koyama, Takahito Saito, Kiyoshi Mizuno, Ryuta Watanuki and Kazuya Suzuki :
11B NMR study in the tetragonal compound CeB2C2,
Physica B : Condensed Matter, Vol.329-333, 649-650, 2003.
(DOI: 10.1016/S0921-4526(02)02497-3)
53.Hiroyuki Deguchi, Miyoko Yasunaka, Seushi Takagi, Kuniyuki Koyama and Kiyoshi Mizuno :
Paramagnetic Meissner effect in Josephson-coupled network of YBCO ceramics,
Towards the Controllable Quantum States, 190-195, 2003.
(DOI: 10.1142/9789812705556_0032)
54.Hiroyuki Deguchi, Kuniyuki Koyama, Miyoko Yasunaka, Seushi Takagi, Natsuyo Nagano and Kiyoshi Mizuno :
Pressure dependence of the chiral-glass transition in Y-Ba-Cu-O superconductors,
The Journal of Physics and Chemistry of Solids, Vol.63, No.6-8, 1081-1083, 2002.
(DOI: 10.1016/S0022-3697(02)00107-5)
55.Ko-ichi Magishi, Masayuki Kawakami, Takahito Saito, Kuniyuki Koyama, Kiyoshi Mizuno and Satoru Kunii :
11B NMR study of CexLa1-xB6,
Zeitschrift fur Naturforschung. A, A Journal of Physical Sciences, Vol.57a, No.6/7, 441-446, 2002.
(Elsevier: Scopus)
56.Kiyoshi Mizuno, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, Nobuhiro Matsumoto and Shoichi Nagata :
125Te NMR study of IrTe2,
Physica B : Condensed Matter, Vol.312&313, 818-819, 2002.
(DOI: 10.1016/S0921-4526(01)01262-5)
57.Ko-ichi Magishi, Kuniyuki Koyama, Takahito Saito, Kiyoshi Mizuno, Ryuta Watanuki and Kazuya Suzuki :
11B NMR Study of CeB2C2,
Journal of the Physical Society of Japan, Vol.71, No.Suppl., 97-99, 2002.
(DOI: 10.1143/JPSJS.71S.97,   CiNii: 40005285838)
58.Hironori Nakao, Ko-ichi Magishi, Yusuke Wakabayashi, Youichi Murakami, Kuniyuki Koyama, Kazuma Hirota, Yasuo Endoh and Satoru Kunii :
Observation of antiferroquadrupole ordering in CeB6 by using resonant X-ray scattering technique,
Journal of the Physical Society of Japan, Vol.71, No.Suppl., 103-105, 2002.
(DOI: 10.1143/JPSJS.71S.103,   CiNii: 40005285840,   Elsevier: Scopus)
59.Ko-ichi Magishi, Masayuki Kawakami, Takahito Saito, Kuniyuki Koyama, Kiyoshi Mizuno and Satoru Kunii :
11B NMR study of Ce0.75La0.25B6,
Physica B : Condensed Matter, Vol.312&313, 189-190, 2002.
(DOI: 10.1016/S0921-4526(01)01080-8)
60.Hironori Nakao, Ko-ichi Magishi, Yusuke Wakabayashi, Youichi Murakami, Kuniyuki Koyama, Kazuma Hirota, Yasuo Endoh and Satoru Kunii :
Antiferro-Quadrupole Ordering of CeB6 Studied by Resonant X-ray Scattering,
Journal of the Physical Society of Japan, Vol.70, No.7, 1857-1860, 2001.
(DOI: 10.1143/JPSJ.70.1857,   Elsevier: Scopus)
61.Takeshi Yamao, Takeaki Yamada, Makoto Hagiwara, Motohiro Matsuura and Kuniyuki Koyama :
Ordering characteristics of Josephson-coupled network in YBCO ceramics of fine grains at zero external field,
Physica B : Condensed Matter, Vol.284-288, 604-605, 2000.
(Elsevier: Scopus)
62.Masaharu Kawachi, Takeshi Yamao, Makoto Hagiwara, Motohiro Matsuura, Kuniyuki Koyama and Hiroyuki Deguchi :
Magnetic relaxation of YBa2Cu3O7-y ceramics in an intergrain-ordered phase,
Physica B : Condensed Matter, Vol.284-288, 630-631, 2000.
(Elsevier: Scopus)
63.Kiyoshi Mizuno, Takahito Saito, Ko-ichi Magishi, Norihisa Tajiri, Kuniyuki Koyama, Keizo Endo and Hiroyuki Deguchi :
Nuclear Magnetic Relaxation in YNi1-xPtxB2C,
Physica B : Condensed Matter, Vol.284-288, 929-930, 2000.
64.Kuniyuki Koyama, Takashi Tange, Takahito Saito and Kiyoshi Mizuno :
Rare-earth Ionic radius dependence of superconductivity in Pr-substituted and oxygen deficient R1-xPrxBa2Cu3O7-y,
Physica B : Condensed Matter, Vol.281&282, 909-911, 2000.
(DOI: 10.1016/S0921-4526(99)00877-7,   Elsevier: Scopus)
65.Ko-ichi Magishi, Masayuki Kawakami, Takahito Saito, Kuniyuki Koyama, Kiyoshi Mizuno and Satoru Kunii :
11B NMR in the antiferromagnetic phases of CeB6,
Physica B : Condensed Matter, Vol.281&282, 548-549, 2000.
(DOI: 10.1016/S0921-4526(99)01070-4,   Elsevier: Scopus)
66.Hiroyuki Deguchi, Tuneyuki Hongo, Koji Noda, Seushi Takagi, Kuniyuki Koyama and Motohiro Matsuura :
Dynamic Properties of the Intergrain Glass Transition in a Superconductive Ceramic of YBa2Cu4O8,
Proceedings of Eighth Tohwa University International Symposium, 539-540, 1999.
67.Takeshi Yamao, Makoto Hagiwara, Kuniyuki Koyama and Motohiro Matsuura :
Intergrain Ordering of a Superconductive Ceramic of YBa2Cu4O8 at Zero External Field Studied by Linear and Nonlinear Transport Coefficients,
Journal of the Physical Society of Japan, Vol.68, No.3, 871-875, 1999.
(DOI: 10.1143/JPSJ.68.871,   Elsevier: Scopus)
68.Kiyoshi Mizuno, Takahito Saito, Heisiro Fudo, Kuniyuki Koyama, Keizo Endo and Hiroyuki Deguchi :
NMR evidence of BCS superconductivity in Y(Ni1-xPtx)2B2C,
Physica B : Condensed Matter, Vol.259-261, 594-595, 1999.
69.Takahito Saito, Naoki Oka, Kuniyuki Koyama, Kiyoshi Mizuno, Keizo Endo and Hiroyuki Deguchi :
13C NMR study of borocarbide superconductor YNi2B2C,
Journal of Magnetism and Magnetic Materials, Vol.177-181, 557-558, 1998.
70.Takashi Ohno, Kuniyuki Koyama and Hiroshi Yasuoka :
Changes in the on-site holes of plane site Cu(2) and chain site Cu(1) in Pr-doped Y1-xPrxBa2Cu3O7-y,
Journal of Magnetism and Magnetic Materials, Vol.177-181, 537-538, 1998.
71.Takeshi Yamao, Makoto Hagiwara, Motohiro Matsuura and Kuniyuki Koyama :
Nonlinear electric response of YBa2Cu4O8 ceramics at the inter-grain superconductive ordering,
Journal of Magnetism and Magnetic Materials, Vol.177-181, 179-180, 1998.
72.Takashi Ohno, Kuniyuki Koyama and Yasuoka Hiroshi :
Cu NQR and Hole Transfer in R1-xPrxBa2Cu3O7-y,
Physica B : Condensed Matter, Vol.237-238, 100-102, 1997.
73.Takahito Saito, Kiyoshi Mizuno, Kuniyuki Koyama and Keizo Endo :
13C NMR in YNi2B2C,
Czechoslovak Journal of Physics, Vol.46, No.Suppl.S2, 835-836, 1996.
74.Kuniyuki Koyama, Kiyoshi Mizuno, Takahito Saito, Takashi Tange and Yasuyuki Kitamura :
Oxygen concentration dependence of superconductivity in Ln1-xPrxBa2Cu3O7-y (Ln = Nd, Gd, Ho, Y, Yb),
Czechoslovak Journal of Physics, Vol.46, No.Suppl.S3, 1445-1446, 1996.
75.Kuniyuki Koyama, Takashi Tange, Yasuyuki Kitamura, Takahito Saito and Kiyoshi Mizuno :
Oxygen concentration dependence of superconductivity in Pr-substituted Ln1-xPrxBa2Cu3O7-y (Ln = Y, Nd, Gd),
Physica C: Superconductivity, Vol.263, No.1, 336-339, 1996.
76.Takashi Ohno, Hironori Nishihara, Kuniyuki Koyama and Hiroshi Yasuoka :
Cu(1) NQR in Y1-xPrxBa2Cu3O7,
Zeitschrift fur Naturforschung. A, A Journal of Physical Sciences, Vol.51a, 797-800, 1996.
(Elsevier: Scopus)
77.Motohiro Matsuura, Masaharu Kawachi, Kiyotaka Miyoshi, Makoto Hagiwara and Kuniyuki Koyama :
Negative Divergence of Nonlinear Susceptibility at the Intergrain Phase Ordering Transition in a Superconductive Ceramic of YBa2Cu4O8,
Journal of the Physical Society of Japan, Vol.64, No.12, 4540-4543, 1995.
78.Kuniyuki Koyama, Yasuyuki Kitamura, Yoshinori Itoh, Takahito Saito and Kiyoshi Mizuno :
Quenching and Pr Substitution Effects in Y1-xPrxBa2Cu3O7-y,
Advances in Science and Technology, Vol.8, 241-248, 1995.
79.Takashi Ohno, Kuniyuki Koyama and Hiroshi Yasuoka :
Cu NQR Spectrum and Relaxation in Y1-xPrxBa2Cu3O7,
Physica C: Superconductivity, Vol.235-240, 1699-1700, 1994.
80.Masaharu Kawachi, Kuniyuki Koyama, Makoto Hagiwara and Motohiro Matsuura :
Successive Superconducting Ordering of YBa2Cu4O8 Ceramics, --- The effect of intergrain coupling ---,
Physica C: Superconductivity, Vol.235-240, 1955-1956, 1994.
81.Kuniyuki Koyama, Yasuyuki Kitamura, Takahito Saito and Kiyoshi Mizuno :
Oxygen concentration dependence of superconductivity in Pr-substituted Y1-xPrxBa2Cu3O7-y,
Physica C: Superconductivity, Vol.235-240, 1469-1470, 1994.
82.Masaharu Kawachi, Makoto Hagiwara, Kuniyuki Koyama and Motohiro Matsuura :
Successive Phase Transitions of a Hierarchical Nature in a YBa2Cu4O8 Ceramic Superconductor,
Journal of the Physical Society of Japan, Vol.63, No.9, 3405-3411, 1994.
83.Takashi Ohno, Kuniyuki Koyama and Hiroshi Yasuoka :
Cu NQR in high TC superconductor Y1-xPrxBa2Cu3O7,
Physica B : Condensed Matter, Vol.199&200, 257-259, 1994.
84.Masaharu Kawachi, Makoto Hagiwara, Kiyotaka Miyoshi, Motohiro Matsuura and Kuniyuki Koyama :
Successive Transitions in YBa2Cu4O8 Ceramic Superconductor by DC and AC Magnetic Measurements,
International Journal of Modern Physics B, Vol.7, 143-146, 1993.
85.Kuniyuki Koyama, Shiro Taga, Tomoyoshi Kumagai and Seiichiro Noguchi :
Transport and Superconducting Properties on High-TC Oxides: Pr-, Ca-Doped YBCO (124) and Quenched YBCO (123), BSCCO (2212), (2223),
Advances in Superconductivity, Vol.5, 119-122, 1993.
86.Kuniyuki Koyama, Norikazu Tahata and Seiichiro Noguchi :
Carrier Concentration Dependence on TC in Bi2Sr2-xRExCaCu2O8+α (RE = Nd and Ce),
Japanese Journal of Applied Physics, Vol.31, No.5A, 1313-1317, 1992.
87.Yasunori Nakamura, Takehiko Tsukamoto, Kuniyuki Koyama and Seiichiro Noguchi :
Effect of Ag Addition on the Crystal Growth in Bi Cuprate Superconductors,
Materials Transactions, Vol.33, No.5, 525-528, 1992.
88.Yoshinori Itoh, Seiichiro Noguchi and Kuniyuki Koyama :
Annealing and quenching effects on Nd2-xCexCuO4-α,
Physica C: Superconductivity, Vol.193, 20-24, 1992.
89.Kuniyuki Koyama, Alain Junod, Thomas Graf, Gilles Triscone and Jean Muller :
Ca Doping Effects in YBa2 Cu4O8 Prepared by the Citrate Pyrolysis Method,
Advances in Superconductivity, Vol.4, 245-248, 1992.
90.Kuniyuki Koyama, Shiro Taga and Seiichiro Noguchi :
Superconducting Properties of Y1-xPrxBa2 Cu4O8 Prepared by the Citrate Pyrolysis Method,
Physica C: Superconductivity, Vol.185-189, 771-772, 1991.
91.Kuniyuki Koyama, Alain Junod, Thomas Graf, Gilles Triscone and Jean Muller :
Synthesis of YBa2 Cu4O8 under One Bar Oxygen Pressure by the Citrate Pyrolysis Method,
Physica C: Superconductivity, Vol.185-189, 461-462, 1991.
92.Yoshinori Itoh, Seiichiro Noguchi and Kuniyuki Koyama :
Annealing and quenching effects on Nd2-xCexCuO4-α,
Physica C: Superconductivity, Vol.185-189, 737-738, 1991.
93.Kuniyuki Koyama, Eiji Matsuo, Yoshinori Itoh and Seiichiro Noguchi :
Determination Method of Cu Valence in High-TC Oxide Superconductors by means of EPMA,
Materials Transactions, Vol.32, No.11, 1071-1075, 1991.
94.Kuniyuki Koyama, Yasushi FUjimura and Seiichiro Noguchi :
Substitution Effects in 110K Phase of Bi-Pb-Sr-Ca-Cu-O System,
Materials Science Monographs, Vol.70, 519-528, 1991.
95.Kuniyuki Koyama, Satoshi kannno, Norikazu Tahata and Seiichiro Noguchi :
Relationship between TC and Hole Concentration in Bi2Sr2CaCu2O8+α,
Physica B : Condensed Matter, Vol.169, 685-686, 1991.
96.Kazuhide Tanaka, HIromu Takaki, Kuniyuki Koyama and Seiichiro Noguchi :
XPS Study on the Electronic Structure of Bi2Sr2Ca1-xNdxCu2Oy,
Japanese Journal of Applied Physics, Vol.29, No.9, 1658-1663, 1990.
97.Kuniyuki Koyama, Satoshi Kanno and Seiichiro Noguchi :
Electrical, Magnetic and Superconducting Properties in Bi2-xPbxSr2CaCu2O8+α,
Japanese Journal of Applied Physics, Vol.29, No.3, L420-L422, 1990.
98.Kuniyuki Koyama, Satoshi Kanno and Seiichiro Noguchi :
Electrical, Magnetic and Superconducting Properties of the Quenched Bi2Sr2Ca1-xNdxCu2O8+α System,
Japanese Journal of Applied Physics, Vol.29, No.1, L53-L56, 1990.
99.Kuniyuki Koyama, Satoshi Kanno and Seiichiro Noguchi :
Electrical, Magnetic and Superconducting Properties of the High-TC Superconductor Bi2Sr2Ca1-xRExCu2O8+α (RE = Nd and Pr),
Japanese Journal of Applied Physics, Vol.28, No.8, 1354-1357, 1989.
100.Takao Ogawa, Seiji Yamada, Takeshi Miki, Hideyasu Tsuiki, Noriyoshi Kakuta, Akifumi Ueno, Yasushi Suzuki, Kuniyuki Koyama, Seiichiro Noguchi and Mamoru Yamada :
Preparation of Superconductive Films by Fume Pyrolysis,
Bulletin of the Chemical Society of Japan, Vol.62, No.6, 1844-1851, 1989.
101.Kuniyuki Koyama, Yasuji Suzuki, Eiji Matsuo, Yasunori Itoh and Seiichiro Noguchi :
Investigation of Cu Valence by means of EPMA,
Japanese Journal of Applied Physics, Vol.28, No.5, L881-L884, 1989.
102.塚本 武彦, Kuniyuki Koyama, 太田 昭男 and 野口 精一郎 :
Study of Structural Transformation in Near-Equiatomic M-Ru (M = V, Nb, Ta) Alloys Based on the Electron Theory,
Journal of the Japan Institute Metals, Vol.53, No.3, 253-257, 1989.
103.Takeshi Miki, Seiji Yamada, Takao Ogawa, Noriyoshi Kakuta, Akifumi Ueno, Yasushi Suzuki, Kuniyuki Koyama, Seiichiro Noguchi and Mamoru Yamada :
Application of Fume Pyrolysis to Preparation of Superconductive Films,
Chmistry Letters, 201-204, 1989.
104.Motohiro Matsuura, Hiroshi Kageyama and Kuniyuki Koyama :
Critical Phenomena of a Quantum Heisenberg-like Antiferromagnet,
Springer Series in Synergetics, Vol.43, 57-58, 1989.
105.Kuniyuki Koyama, Yasuji Suzuki and Seiichiro Noguchi :
Electrical, Magnetic and Superconducting Properties of the High-TC Superconductor Ba2Nd1-xPrxCu3O7-α,
Japanese Journal of Applied Physics, Vol.27, No.10, 1862-1866, 1988.
106.Takehiko Tsukamoto, Kuniyuki Koyama, Akio Oota and Seiichiro Noguchi :
Superconductivity and transformation of near-equiatomic M-Ru (M = V, Nb and Ta) alloys,
Cryogenics, Vol.28, 580-584, 1988.
107.Kuniyuki Koyama, Susumu Matsuo, Yasushi Suzuki, Tsutomu Ishimasa and Yasusige Fukano :
V51 Knight Shift in Fume V3Si Particles,
Japanese Journal of Applied Physics, Vol.26, No.12, 2138-2139, 1987.
108.Akio Oota, Tetsuya Fukunaga, Kuniyuki Koyama and Seiichiro Noguchi :
Superconducting Properties of Iron-Containing Ternary Silisides Lu-Fe-Si,
Japanese Journal of Applied Physics, Vol.26, No.Supplement 26-3, 1347-1348, 1987.
109.Kuniyuki Koyama, Takeo Tsunemi, Takeshi Miki, Akio Oota, Akifumi Ueno and Seiichiro Noguchi :
Superconducting Properties of High-TC Ceramics,
Japanese Journal of Applied Physics, Vol.26, No.Supplement 26-3, 1075-1076, 1987.
110.Akio Oota, Yoshio Kiyoshima, Akira Shimono, Kuniyuki Koyama, Naoki Kamegashira and Seiichiro Noguchi :
Resistivity, Magnetization, Susceptibility and Critical Current Density of High-TC Superconductor ErBa2Cu3O7-α,
Japanese Journal of Applied Physics, Vol.26, No.9, L1543-L1545, 1987.
111.Takehiko Tsukamoto, Kuniyuki Koyama, Akio Oota and Seiichiro Noguchi :
Effect of structural transformation on electronic properties of near-equiatomic V-Ru alloys,
Journal of Physics: Condensed Matter, Vol.17, 1695-1701, 1987.
112.Kuniyuki Koyama, Hitoshi Nobumasa and Motohiro Matsuura :
Spontaneous Staggered Magnetization of Two-Dimensional Heisenberg like Antiferromagnet with Canting Interaction,
Journal of the Physical Society of Japan, Vol.56, No.4, 1553-1561, 1987.
113.Kazuyoshi Takeda, Kuniyuki Koyama and Kazuo Yamagata :
Effects of Compression and Magnetic Dilution on the First and Second Order Phase Transitions in Mn(HCOO)2·2H2O,
Journal of the Physical Society of Japan, Vol.55, No.11, 3725-3728, 1986.
114.Kuniyuki Koyama and Motohiro Matsuura :
Phase Transition of a Two-Dimensional Heisenberg Antiferromagnet with Weak Canting Interaction,
Journal of the Physical Society of Japan, Vol.54, No.11, 4085-4088, 1985.
115.Kuniyuki Koyama, Norio Terata and Motohiro Matsuura :
Spontaneous Subsystem Magnetizations of a Heterogeneous Layer Antiferromagnet Mn(HCOO)2·2D2O,
Journal of the Physical Society of Japan, Vol.54, No.7, 2708-2713, 1985.
116.Motohiro Matsuura, Kuniyuki Koyama and Youichi Murakami :
Asymmetric Critical Phenomena in a Quasi Two-Dimensional-Heisenberg Antiferromagnet Mn(HCOO)2·2H2O,
Journal of the Physical Society of Japan, Vol.54, No.7, 2714-2719, 1985.
117.Motohiro Matsuura, Kuniyuki Koyama, Youichi Murakami, Yoshitami Ajiro and Norio Terata :
Successive Phase Transitions in a Random System Mn1-xZnx(HCOO)2·2D2O,
Physica B : Condensed Matter, Vol.120, 206, 1983.
118.Kuniyuki Koyama, Kiichi Amaya and Kazuyoshi Takeda :
Field Induced Increase of the Neel Temperature in a Two-Dimensional System,
Journal of Magnetism and Magnetic Materials, Vol.31-34, 1196-1198, 1983.
119.Motohiro Matsuura, Kuniyuki Koyama and Youichi Murakami :
Hierarchic Nature of Ordering in Mn(HCOO)2·2H2O and Its Diluted Systems,
Journal of the Physical Society of Japan, Vol.52, No.Suppl., 37-40, 1983.
120.Kazuyoshi Takeda and Kuniyuki Koyama :
Magnetic Phase Boundary for a Quasi-Two-Dimensional Isotropic Antiferromagnetic Mn(HCOO)2·2H2O,
Journal of the Physical Society of Japan, Vol.52, No.2, 648-655, 1983.
121.Kazuyoshi Takeda and Kuniyuki Koyama :
Two-Dimensional XY Behaviours in an Antiferromagnetic Mn(HCOO)2·2H2O Induced by the Magnetic Field,
Journal of the Physical Society of Japan, Vol.52, No.2, 656-663, 1983.
122.Kuniyuki Koyama, Norio Terata and Motohiro Matsuura :
Separate Observation of Subsystem Susceptibilities in Mn(HCOO)2·2D2O by Proton NMR,
Journal of the Physical Society of Japan, Vol.51, No.9, 2697-2698, 1982.
123.Motohiro Matsuura, Yuji Yamamoto, Shinnichi Ohtake, Kuniyuki Koyama and Taichiro Haseda :
Anomalous Critical Phenomena of a Randomly Diluted Series Mn1-x-yZnxMgy(HCOO)2·2H2O,
Journal of Magnetism and Magnetic Materials, Vol.15-18, 235-236, 1980.
124.Motohiro Matsuura, Yoshitami Ajiro, Kimio Adachi, Norio Terata and Kuniyuki Koyama :
Neutron Scattering and NMR in a Two-Dimensional Isotropic Antiferromagnet and Its Diluted Systems,
Journal of Magnetism and Magnetic Materials, Vol.14, 157-158, 1979.

Academic Paper (Unrefereed Paper):

1.Takashi Ohno, Kuniyuki Koyama, Osamu Ohtaka, Takehiko Hihara, Kenji Sumiyama, Kenji Suzuki, Kiyoshi Mizuno, Yutaka Kishimoto, Tatsuo Kanashiro, Yoshitaka Michihiro and Koichi Nakamura :
Magnetic Properties of High-Pressure Synthesized Tm-Ca-Cu-O,
Bulletin of Faculty of Engineering, The University of Tokushima, Vol.46, 89-92, 2001.
2.Yutaka Kishimoto, Takashi Ohno, Kazuo Miyatani, Tatsuo Kanashiro, Yoshitaka Michihiro, Koichi Nakamura, Kuniyuki Koyama, Takahito Saito, Kiyoshi Mizuno and Ko-ichi Magishi :
63Cu NMR of CuTi2S4,
Bulletin of Faculty of Engineering, The University of Tokushima, Vol.44, 27-36, 1999.
3.Kuniyuki Koyama, Takashi Ohno, Osamu Ohtaka, Takehiko Hihara, Sachi Konishi, Yasushi Kitamura and Kiyoshi Mizuno :
High-Pressure Synthesis and Magnetic Properties of Cu Containing Oxide Tm-Ca-Cu-O,
Natural Science Research, Faculty of Integrated Arts and Sciences, The University of Tokushima, Vol.9, 11-22, 1996.
4.Shiro Taga, Norikazu Tahata, Kuniyuki Koyama and Seiichiro Noguchi :
Relationship between Tc and Carrier Concentration in the High-Tc Bi-Sr-Ca-Cu-O Superconductor,
Natural Science Research, Faculty of Integrated Arts and Sciences, The University of Tokushima, Vol.6, 9-14, 1993.
5.Kuniyuki Koyama, Satoshi Kanno and Seiichiro Noguchi :
Superconducting Properties of the Quenched Bi2-xPbxSr2CaCu2O8+y,
Natural Science Research, Faculty of Integrated Arts and Sciences, The University of Tokushima, Vol.6, 1-7, 1993.

Review, Commentary:

1.Ken-Ichi Fushimi, Takahito Saito, Kuniyuki Koyama, Shintaro Nakayama, Reiko Orito, Akihiko Hisada and Ko-ichi Magishi :
基礎物理学実験テキスト 総合科学部・医学部医学科・歯学部歯学科,
基礎物理学実験テキスト, Apr. 2016.
2.野口 精一郎 and Kuniyuki Koyama :
酸化物超伝導体のニューフェイスY系(124)相,
真空理工ジョーノル, Vol.18, No.1, 32-34, Nov. 1991.

Proceeding of International Conference:

1.Ko-ichi Magishi, Ryo Watanabe, Akihiko Hisada, Takahito Saito, Kuniyuki Koyama, S. Okada, Y. Kamihara, N. Ohkubo, S. Ban and M. Matoba :
NMR study of the layered cobalt oxyphosphide Sr2Sc(Co1-xFex)PO3, 28th International Conference on Low Temperature Physics (LT28),
LT28, Gothenburg, Aug. 2017.
2.Akihiko Hisada, Kie Muranaka, Kuniyuki Koyama, Ko-ichi Magishi, Takahito Saito and Makoto Haguwara :
Oxidation and reduction effects of successive superconducting transitions in ultra-fineYBa2Cu4O8 ceramics, 29th International Symposium on Superconductivity (ISS2016),
ISS2016, Tokyo, Dec. 2016.
3.Asuka Miyazono, Yuta Sasaki, Yasuhiro Kato, Hiroyuki Deguchi, Masaki Mito, Makoto Hagiwara and Kuniyuki Koyama :
Transport Properties of a Josephson-Coupled Network in a Ceramic YBCO Composed of Sub-micron-size Grains (The 15th IUMRS-International Conference in Asia: IUMRS-ICA 2014), Fukuoka,Aug. 2014.,
IUMRS-ICA 2014, Fukuoka, Aug. 2014.
4.Ko-ichi Magishi, Akihiko Hisada, Takahito Saito, Kuniyuki Koyama and Tetsuya Fujiwara :
NMR study of heavy fermion compound EuNi2P2, The International Conference on Strongly Correlated Electron Systems (SCEC2014),
SCES2014, Grenoble, Jul. 2014.
5.Hiroyuki Deguchi, Y Kato, Y Sasaki, Masaki Mito, Makoto Hagiwara and Kuniyuki Koyama :
Critical transport properties of chiral-glass transition in ceramic YBCO superconductor,
ISNTT2013, Atsugi, Nov. 2013.
6.Kuniyuki Koyama, Ryo Nakashima, Akihiko Hisada, Ko-ichi Magishi, Takahito Saito, Tatsuo Shima and Makoto Hagiwara :
Reduction Effects in Fine Ceramics of PrBa2Cu4O8 Mixed with PrBa2Cu3O7-δ , The International Conference on Strongly Correlated Electron Systems (SCEC2013),
SCES2013, Tokyo, Aug. 2013.
7.Ko-ichi Magishi, Takahiro Kusaka, Akihiko Hisada, Takahito Saito, Kuniyuki Koyama, Hitoshi Sugawara, Yuko Sekihara, Kenya Tanaka, Hidekazu Aoki and Hideyuki Sato :
NMR/NQR Studies of Filled Skutterudite La0.5Co4Sb12, The International Conference on Strongly Correlated Electron Systems (SCEC2013),
SCES2013, Tokyo, Aug. 2013.
8.Mai Yamamoto, Ko-ichi Magishi, Akihiko Hisada, Takahito Saito, Kuniyuki Koyama, Manabu Takusari, Hirotaka Kato and Chihiro Sekine :
NMR Study of Filled Skutterudite Pr0.9Ce0.1Ru4P12, The International Conference on Strongly Correlated Electron Systems (SCEC2013),
SCES2013, Tokyo, Aug. 2013.
9.Hiroyuki Deguchi, M Syudo, T Ashida, Y Sasaki, M Mito, S Takagi, M Hagiwara and Kuniyuki Koyama :
Dependence of memory effects on the stop temperature and the probing field in a ceramic YBCO superconductor,
ISS2012, Tokyo, Dec. 2012.
10.Ko-ichi Magishi, Masahiro Takahashi, Takahito Saito, Kuniyuki Koyama, Hitoshi Sugawara, Takashi Saito, Sho Tatsuoka, Kenya Tanaka and Hideyuki Sato :
Sb NQR study of filled skutterudite CeFe4Sb12 synthesized under high pressure, 19th International Conference on Magnetism (ICM2012),
ICM2012 LIST OF ABSTRACTS, 193, Busan, Jul. 2012.
11.Hiroyuki Deguchi, Takuyai Ashida, Mitsuhiro Syudou, Masaki Mito, Makoto Hagiwara, Kuniyuki Koyama and Seishi Takagi :
Magnetic memory in a ceramic YBCO superconductor composed of sub-micron size grains, 19th International Conference on Magnetism (ICM2012),
ICM2012 LIST OF ABSTRACTS, 193, Busan, Jul. 2012.
12.Kuniyuki Koyama, R. Nakashima, Ko-ichi Magishi, Takahito Saito, Tatsuo Shima and Makoto Hagiwara :
Superconductivity in Reduction-Treated Mixtures of PrBa2Cu4O8 and PrBa2Cu3O7-δ Ceramics,
ISS2011, Tokyo, Oct. 2011.
13.Ko-ichi Magishi, Hitoshi Sugawara, Takahito Saito and Kuniyuki Koyama :
31P NMR Study of of Filled Skutterudite CeOs4P12, International Conference on Strongly Correlated Electron Systems (SCES2011),
SCES2011, Cambridge, Aug. 2011.
14.Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, Nobuhiro Matsumoto and Shoichi Nagata :
NMR Study of Layered Transition Metal Ditelluride (Ir,Pt)Te2, 26th International Conference on Low Temperature Physics (LT26),
LT26, Beijing, Aug. 2011.
15.H. Deguchi, T. Shoho, Y. Kato, T. Ashida, M. Mito, S. Takagi, M. Hagiwara and Kuniyuki Koyama :
Nonlinear Resistivity in a d-Wave Superconductor YBa2Cu4O8 of Sub-Micron Scale Grains,
nanoPHYS'11, Tokyo, Jan. 2011.
16.Kuniyuki Koyama, R. Nakashima, Ko-ichi Magishi, Takahito Saito, T. Shima, M. Hagiwara and :
Superconducting Behaviurs in Reduction-Treated Mixtures of Fine Pr124 and Pr123 Ceramics,
ICFCM, Sendai, Jan. 2011.
17.M. Hagiwara, A. Fujii, T. Shima, H. Deguchi, T. Shoho, Kuniyuki Koyama and :
Anomalous Behavior of Linear Resistivity in the Vanishing Process along the Intergrain Ordering of Weak-Sintered Ceramic Superconductor YBa2Cu4O8,
ICFCM, Sendai, Jan. 2011.
18.H. Deguchi, T. Ashida, T. Shoho, Y. Kato, M. Mito, S. Takagi, M. Hagiwara and Kuniyuki Koyama :
Magnetic Memory Effects in a Chiral-Glass Phase of a Superconductive Ceramic YBa2Cu4O8,
ICFCM, Sendai, Jan. 2011.
19.Ko-ichi Magishi, Hitoshi Sugawara, Takahito Saito, Kuniyuki Koyama, Fumiya Kanetake, Hidekazu Mukuda, Yoshio Kitaoka, Kohei M. Itoh and Eugene E. Haller :
73Ge NQR study of superconducting skutterudites MPt4Ge12 (M = Sr, Ba), International Conference on Heavy Electrons 2010 (ICHE2010),
ICHE2010, Tokyo, Sep. 2010.
20.Makoto Hagiwara, Tatsuo Shima, R. Kitada, H. Deguchi and Kuniyuki Koyama :
Intergrain Ordering Processes of YBa2Cu4O8 and Related Complex Ceramic Systems,
ISS2009, Tsukuba, Nov. 2009.
21.H. Deguchi, Y. Hashimoto, T. Shoho, M. Mito, S. Takagi, Kuniyuki Koyama and Hagiwara M. :
Linear and nonlinear resistivity of YBa2Cu43O7-δ ceramics at chiral-glass transition,
M2S-IX, Tokyo, Sep. 2009.
22.Ko-ichi Magishi, Hitoshi Sugawara, Naoshi Ohta, Takahito Saito and Kuniyuki Koyama :
NMR Study of Filled Skutterudite Superconductors MPt4Ge12 (M= Sr, Ba), 9th International Conference on Materials and Mechanisms of Superconductivity (M2S-IX),
M2S-IX, 新宿, Sep. 2009.
23.M. Hagiwara, T. Shima, S. Tanaka and Kuniyuki Koyama :
Anomalous behaviors in resistivity and magnetization of reduction-treated multi phase ceramics of Pr124/Pr123 and inhomogeneous Pr247,
M2S-IX, Tokyo, Sep. 2009.
24.K. Magishi, H. Sugawara, T. Saito and Kuniyuki Koyama :
NMR Study of Filled Skutterdite Superconductors MPt4Ge12 (M = Sr, Ba),
M2S-IX, Tokyo, Sep. 2009.
25.Ko-ichi Magishi, Kiyohito Nagata, Yoshinori Iwahashi, Hitoshi Sugawara, Takahito Saito and Kuniyuki Koyama :
NMR Study of Filled Skutterudite NdOs4P12, International Conference on Magnetism (ICM2009),
Karlsruhe, Jul. 2009.
26.Hiroyuki Deguchi, D. Nawa, Y. Hashimoto, M. Mito, Seushi Takagi, M. Hagiwara and Kuniyuki Koyama :
Transport Properties of a Josephson-Coupled Network in a Superconductive Ceramic of YBa2Cu4O8,
LT25, Leiden, The Netherland, Aug. 2008.
27.Makoto Hagiwara, R. Kitada, T. Shima, K. Nishio, Hiroyuki Deguchi, Kuniyuki Koyama and Motohiro Matsuura :
Superconductive Transition and the Intergrain Effects of Mixture Ceramic Systems Synthesized using Citrate Pyrolysis Precursor Method,
LT25, Leiden, The Netherland, Aug. 2008.
28.S. Tominaga, Y. Komorida, M. Mito, Hiroyuki Deguchi, Seushi Takagi, Kuniyuki Koyama and M. Hamada :
AC susceptibility measurements on ceramic YBa2Cu3O7-y superconductor in the GPa region,
LT25, Leiden, The Netherland, Aug. 2008.
29.Makoto Hagiwara, S. Tanaka, Tatsuo Shima, K. Gotoh, S. Kanda, Takahito Saito and Kuniyuki Koyama :
Superconductivity of reduction-treated ceramic material of Pr2 Ba4Cu7O15-δ mixed with the related structure phase,
20th International Symposium on Superconductivity (ISS2007), Tsukuba, Nov. 2007.
30.Hitoshi Sugawara, Y. Iwahashi, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, H. Harima, D. Kikuchi, H. Sato, T. Endo, R. Settai and Y. Onuki :
de Haas-van Alphen study of the filled skutterudite compounds(Invited), International Conference on "New Quantum Phenomena in Skutterudite and Related Systems",
Kobe, Sep. 2007.
31.Ko-ichi Magishi, Hitoshi Sugawara, Takahito Saito, Kuniyuki Koyama, C. Sekine, K. Takeda and I. Shirotani :
NMR Study of Filled Skutterudite with Heavy Lanthanide GdFe4P12 and TbFe4P12, International Conference on "New Quantum Phenomena in Skutterudite and Related Systems",
Kobe, Sep. 2007.
32.Ko-ichi Magishi, Y. Iwahashi, Hitoshi Sugawara, Takahito Saito, Kuniyuki Koyama, K. Tanaka, D. Kikuchi and H. Sato :
31P NMR Study of Filled Skutterudite ROs4P12 (R = La and Pr), International Conference on "New Quantum Phenomena in Skutterudite and Related Systems",
Kobe, Sep. 2007.
33.Y. Iwahashi, Hitoshi Sugawara, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, R. Settai and Y. Onuki :
de Haas-van Alphen Effect in LaOs4P12, International Conference on "New Quantum Phenomena in Skutterudite and Related Systems",
Kobe, Sep. 2007.
34.Kuniyuki Koyama, Yamashita Kazuaki, Kanda Satoshi, Takahito Saito, Ko-ichi Magishi, Hitoshi Sugawara and Hagiwara Makoto :
Magnetic Field Dependences of Linear and Nonlinear Resistivities at Successive Phase Transition in Superconductive Pr2Ba4Cu7O15-δ Ceramics,
Yamada Conference LXI, Spectroscopies in Novel Superconductors (SNS 2007), Sendai, Aug. 2007.
35.Makoto Hagiwara, Tatsuo Shima, S. Tanaka, K. Nishio, T. Issiki, Takahito Saito and Kuniyuki Koyama :
Superconductivity and Structural Characteristics of Ceramic Pr2 Ba4Cu7O15-δ prepared by Ambient Pressure Synthesis using Citrate Pyrolysis Method, ISS2006,
Nagoya, Oct. 2006.
36.Ko-ichi Magishi, Hitoshi Sugawara, Ikuko Mori, Takahito Saito and Kuniyuki Koyama :
Sb NQR Study of Filled Skutterudite CeFe4Sb12,
QuSB2006, Tokai, Aug. 2006.
37.Kuniyuki Koyama, Hironobu Houda, Hisashi Amano, Takahito Saito, Hitoshi Sugawara, Ko-ichi Magishi, Hiroyuki Deguchi and Seishi Takagi :
Pressure Dependence of Successive Phase Transition in YBCO Superconductive Ceramics,
ICM2006 satellite workshop: Novel Pressure-induced Phenomena in Condenced Matter Systems, Fukuoka, Aug. 2006.
38.Ko-ichi Magishi, Yoshinori Iwahashi, Takuji Horimoto, Hitoshi Sugawara, Takahito Saito and Kuniyuki Koyama :
NMR study of magnetic properties in filled skutterudite compound EuRu4P12,
International Conference on magnetism 2006 (ICM2006), Kyoto, Aug. 2006.
39.Takahito Saito, Kuniyuki Koyama, Ko-ichi Magishi and Keizo Endo :
NMR Study of Gap Function with Point Nodes in Borocarbide Superconductor,
International Conference on magnetism 2006 (ICM2006), Kyoto, Aug. 2006.
40.Kuniyuki Koyama, Hironobu Houda, Hisashi Amano, Takahito Saito, Hitoshi Sugawara, Ko-ichi Magishi and Hiroyuki Deguchi :
Control of successive phase transition in YBCO superconductive ceramics,
International Conference on magnetism 2006 (ICM2006), Kyoto, Aug. 2006.
41.Hagiwara Makoto, Shima Tatsuo, Takahito Saito and Kuniyuki Koyama :
Oxygen Reduction Effects on Electric Conductivity of Pr2 Ba4Cu7O15-δ,ICM2006,
Kyoto, Aug. 2006.
42.T. Tajiri, S. Matsumoto, H. Deguchi, M. Mito, S. Takagi, C. Moriyoshi, K. Itoh and Kuniyuki Koyama :
Effect of Pressure on Two-Dimensional Heisenberg Antiferromagnet Cu(HCOO)2 4H2O,ICM2006,
Kyoto, Aug. 2006.
43.Ikuko Mori, Hitoshi Sugawara, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, Daisuke Kikuchi, Kenya Tanaka and Hideyuki Sato :
Single crystal growth and electrical and magnetic properties of CeFe4Sb12,
International Conference on magnetism 2006 (ICM2006), Kyoto, Aug. 2006.
44.Ikuko Mori, Hitoshi Sugawara, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, Daisuke Kikuchi, Kenya Tanaka and Hideyuki Sato :
Single crystal growth and electrical and magnetic properties of CeFe4Sb12,
Joint Workshop on NQP-skutterudites and NPM in multi-approach, Tokyo, Nov. 2005.
45.Makoto Hagiwara, Tatsuo Shima, Tsubasa Sugano, Kuniyuki Koyama and Motohiro Matsuura :
Ambient Pressure Synthesis of Pr124 and Pr247 using Citrate Pyrolysis Precursor Method,
ISS 2005, Tsukuba, Oct. 2005.
46.Ko-ichi Magishi, Hitoshi Sugawara, Takahito Saito, Kuniyuki Koyama and Hideyuki Sato :
NMR studies of Ce-based filled skutterdites CeFe4P12 and CeRu4P12,
SCES05, Viena, Jul. 2005.
47.Takahito Saito, Kuniyuki Koyama, Ko-ichi Magishi and Keizo Endo :
NMR Study of Gap Function with Point Nodes in Borocarbide Superconductor,
ISS 2004, Niigata, Nov. 2004.
48.Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, Ichimin Shirotani, Yousuke Shimaya, Kunihiko Kihou, Chihiro Sekine, Naoya Takeda, Masayuki Ishikawa and Takehiko Yagi :
NMR study of the new filled skutterdite superconductor YFe4P12,
SCES04, Karlsruhe, Jul. 2004.
49.Yusaku Mori, Setsuko Watanabe, Hiroyuki Deguchi, Seishi Takagi, Masaki Mito, Ko-ichi Magishi and Kuniyuki Koyama :
Proton NMR Study of a Random-Bond Ladder Cu2(C5H12N2)2(Cl1-xBrx)4,
LT23, Hiroshima, Aug. 2002.
50.Ko-ichi Magishi, Kuniyuki Koyama, Takahito Saito, Kiyoshi Mizuno, Ryuta Watanuki and Kazuya Suzuki :
11B NMR study in the tetragonal compound CeB2C2,
LT23, Hiroshima, Aug. 2002.
51.Kiyoshi Mizuno, Ko-ichi Magishi, Masayuki Kawakami, Takahito Saito, Kuniyuki Koyama and Kunii Satoru :
11B NMR Study in the antiferromagnetic phase III of Ce0.75La0.25B6,
LT23, Hiroshima, Aug. 2002.
52.Kuniyuki Koyama, Hiroyuki Deguchi, Seushi Takagi and Kiyoshi Mizuno :
Pressure dependence of chiral-glass transition in Y-Ba-Cu-O ceramics,
LT23, 175, Hiroshima, Aug. 2002.
53.Hiroyuki Deguchi, Miyoko Yasunaka, Ryo Oniki, Seushi Takagi, Kuniyuki Koyama and Kiyoshi Mizuno :
Dynamical scaling analysis of susceptibility in ceramics YBCO superconductors,
LT23, 176, Hiroshima, Aug. 2002.
54.Kuniyuki Koyama, Hiroyuki Deguchi, Seushi Takagi and Kiyoshi Mizuno :
Pressure and grain-size dependences of the chiral-glass transition in superconductive ceramics of YBa2Cu3O7-y,
MOS 2002, Hsinchu, Taiwan,R.O.C., Aug. 2002.
55.Hiroyuki Deguchi, Miyoko Yasunaka, Seushi Takagi, Kuniyuki Koyama and Kiyoshi Mizuno :
Paramagnetic Meissner effect in Josephson-coupled network of YBCO ceramics,
MS+S 2002, Atsugi, Kanagawa, Japan, Mar. 2002.
56.Hiroyuki Deguchi, Kuniyuki Koyama, Miyoko Yasunaka, Seishi Takagi, Natsuyo Nagano and Kiyoshi Mizuno :
Pressure Dependence of the Chiral-Glass Transition in Y-Ba-Cu-O Superconductors,
ISSP-Kashiwa 2001, 179, Kashiwa, Oct. 2001.
57.Takahito Saito, Shinji Nitta, Ko-ichi Magishi, Kuniyuki Koyama, Kiyoshi Mizuno and Keizo Endo :
Superconducting Gap Anisotropy in Borocarbide Superconductor,
ISSP-Kashiwa 2001, 221, Kashiwa, Oct. 2001.
58.Ko-ichi Magishi, Masayuki Kawakami, Takahito Saito, Kuniyuki Koyama, Kiyoshi Mizuno and Kunii Satoru :
11B NMR Study of CexLa1-xB6,
XVI International Symposium on Nuclear Quadrupole Interactions, Hiroshima, Sep. 2001.
59.Takahito Saito, Shinji Nitta, Ko-ichi Magishi, Kuniyuki Koyama, Kiyoshi Mizuno and Keizo Endo :
NMR Study of Gap Anisotropy in Borocarbide Superconductors,
XVI International Symposium on Nuclear Quadrupole Interactions, Hiroshima, Sep. 2001.
60.Ko-ichi Magishi, Kuniyuki Koyama, Takahito Saito, Kiyoshi Mizuno, Ryuta Watanuki and Kazuya Suzuki :
11B NMR Study of CeB2C2,
Orbital 2001, Sendai, Sep. 2001.
61.Hironori Nakao, Ko-ichi Magishi, Yusuke Wakabayashi, Youichi Murakami, Kuniyuki Koyama, Kazuma Hirota, Yasuo Endoh and Satoru Kunii :
Observation of antiferroquadrupole ordering in CeB6 by using resonant X-ray scattering technique,
Orbital 2001, Sendai, Sep. 2001.
62.Kiyoshi Mizuno, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, Nobuhiro Matsumoto and Shoichi Nagata :
125Te NMR study of IrTe2,
SCES01, Ann Arbor, Aug. 2001.
63.Ko-ichi Magishi, Masayuki Kawakami, Takahito Saito, Kuniyuki Koyama, Kiyoshi Mizuno and Satoru Kunii :
11B NMR study of Ce0.75La0.25B6,
SCES01, Ann Arbor, Aug. 2001.
64.Kuniyuki Koyama, Takashi Tange, Takahito Saito and Kiyoshi Mizuno :
Rare-earth ionic radius dependence of superconductivity in Pr-substituted and oxygen deficient R1-xPrxBa2Cu3O7-y,
SCES, 176, Nagano, Aug. 1999.
65.Ko-ichi Magishi, Masayuki Kawakami, Takahito Saito, Kuniyuki Koyama, Kiyoshi Mizuno and Satoru Kunii :
11B NMR in the antiferromagnetic phases of CeB6,
SCES, 91, Nagano, Aug. 1999.
66.Masaharu Kawachi, Takeshi Yamao, Makoto Hagiwara, Motohiro Matsuura, Kuniyuki Koyama and Hiroyuki Deguchi :
Magnetic relaxation of YBa2Cu3O7-y ceramics in an intergrain-ordered phase,
LT 22, 321, Helsinki, Finland, Aug. 1999.
67.Takeshi Yamao, Takeaki Yamada, Makoto Hagiwara, Motohiro Matsuura and Kuniyuki Koyama :
Ordering characteristics of Josephson-coupled network in YBCO ceramics of fine grains at zero external field,
LT 22, 314, Helsinki, Finland, Aug. 1999.
68.Kiyoshi Mizuno, Takahito Saito, Ko-ichi Magishi, Norihisa Tajiri, Kuniyuki Koyama, Keizo Endo and Hiroyuki Deguchi :
Nuclear Magnetic Relaxation in YNi1-xPtxB2C,
LT22, 205, Helsinki, Finland, Aug. 1999.
69.Hiroyuki Deguchi, Tuneyuki Hongo, Koji Noda, Seushi Takagi, Kuniyuki Koyama and Motohiro Matsuura :
Dynamic Properties of the Intergrain Glass Transition in a Superconductive Ceramic of YBa2Cu4O8,
The 8th Tohwa University International Symposium, Fukuoka, Nov. 1998.
70.Kiyoshi Mizuno, Takahito Saito, Heisiro Fudo, Kuniyuki Koyama, Keizo Endo and Hiroyuki Deguchi :
NMR evidence of BCS superconductivity in Y(Ni1-xPtx)2B2C,
SCES, Paris, Jul. 1998.
71.Takahito Saito, Naoki Oka, Kuniyuki Koyama, Kiyoshi Mizuno, Keizo Endo and Hiroyuki Deguchi :
13C NMR study of borocarbide superconductor YNi2B2C,
ICM 1997, Vol.177-181, Cairns, Australia, Aug. 1997.
72.Hiroyuki Deguchi, Tsunehiko Hongo, Eisuke Tanaka, Seishi Takagi, Kuniyuki Koyama and Motohiro Matsuura :
The Intergrain Ordering of a Superconductive Ceramic YBa2Cu4O8 in Magnetic Field,
ICM 1997, Cairns, Australia, Jul. 1997.
73.Takashi Ohno, Kuniyuki Koyama and Hiroshi Yasuoka :
Changes in the on-site holes of plane site Cu(2) and chain site Cu(1) in Pr-doped Y1-xPrxBa2Cu3O7-y,
ICM 1997, Cairns, Australia, Jul. 1997.
74.Takeshi Yamao, Makoto Hagiwara, Motohiro Matsuura and Kuniyuki Koyama :
Nonlinear electric response of YBa2Cu4O8 ceramics at the inter-grain superconductive transition,
ICM 1997, Cairns, Australia, Jul. 1997.
75.Kuniyuki Koyama, Takashi Ohno, Osamu Ohtaka, Takehiko Hihara, Yoshikazu Fukuyama and Kiyoshi Mizuno :
Magnetic Properties of High-Pressure Synthesized Tm-Ca-Cu-O,
Yamada Conference XLV ICPTM-96, 130, Osaka, Sep. 1996.
76.Takashi Ohno, Kuniyuki Koyama and Yasuoka Hiroshi :
Cu NQR and Hole Transfer in R1-xPrxBa2Cu3O7-y,
Yamada Conference XLV ICPTM-96, 132, Osaka, Sep. 1996.
77.Kuniyuki Koyama, Kiyoshi Mizuno, Takahito Saito, Takashi Tange and Yasuyuki Kitamura :
Oxygen concentration dependence of superconductivity in Ln1-xPrxBa2Cu3O7-y (Ln = Nd, Gd, Ho, Y, Yb),
LT 21, Prague, Czech Republic, Aug. 1996.
78.Takahito Saito, Kiyoshi Mizuno, Kuniyuki Koyama and Keizo Endo :
13C NMR in YNi2B2C,
LT 21, Prague, Czech Republic, Aug. 1996.
79.Kuniyuki Koyama, Takashi Tange, Yasuyuki Kitamura, Takahito Saito and Kiyoshi Mizuno :
Oxygen concentration dependence of superconductivity in Pr-substituted Ln1-xPrxBa2Cu3O7-y (Ln = Y, Nd, Gd),
International Symposium: Frontiers of High TC Superconductivity, 74, Morioka, Oct. 1995.
80.Takashi Ohno, Hironori Nishihara, Kuniyuki Koyama and Hiroshi Yasuoka :
Cu(1) NQR in Y1-xPrxBa2Cu3O7,
XIII NQI, Rhode Island, USA, Jul. 1995.
81.Masaharu Kawachi, Kuniyuki Koyama, Makoto Hagiwara and Motohiro Matsuura :
Successive Superconducting Ordering of YBa2Cu4O8 Ceramics, --- The effect of intergrain coupling ---,
M2S HTSC IV, 376-377, Grenoble, France, Jul. 1994.
82.Takashi Ohno, Kuniyuki Koyama and Hiroshi Yasuoka :
Cu NQR Spectrum and Relaxation in Y1-xPrxBa2Cu3O7,
M2S HTSC IV, 263, Grenoble, France, Jul. 1994.
83.Kuniyuki Koyama, Yasuyuki Kitamura, Takahito Saito and Kiyoshi Mizuno :
Oxygen concentration dependence of superconductivity in Pr-substituted Y1-xPrxBa2Cu3O7-y,
M2S HTSC IV, 162, Grenoble, France, Jul. 1994.
84.Kuniyuki Koyama, Yasuyuki Kitamura, Yoshinori Itoh, Takahito Saito and Kiyoshi Mizuno :
Quenching and Pr Substitution Effects in Y1-xPrxBa2Cu3O7-y,
8th Cimtec, 175-176, Florence, Italy, Jul. 1994.
85.Masaharu Kawachi, Kiyotaka Miyoshi, Makoto Hagiwara, Motohiro Matsuura and Kuniyuki Koyama :
Successive Phase Transitions in YBa2Cu4O8 Ceramic Superconductor,
ISS '93, Hiroshima, Oct. 1993.
86.Takashi Ohno, Kuniyuki Koyama and Hiroshi Yasuoka :
Cu NQR in high TC superconductor Y1-xPrxBa2Cu3O7,
SCES '93, San Diego, Aug. 1993.
87.Kuniyuki Koyama, Shiro Taga, Tomoyoshi Kumagai and Seiichiro Noguchi :
Transport and Superconducting Properties on High-TC Oxides: Pr-, Ca-Doped YBCO (124) and Quenched YBCO (123), BSCCO (2212), (2223),
ISS '92, 62, Kobe, Nov. 1992.
88.Masaharu Kawachi, Makoto Hagiwara, Kiyotaka Miyoshi, Motohiro Matsuura and Kuniyuki Koyama :
Successive Transitions in YBa2Cu4O8 Ceramic Superconductor by DC and AC Magnetic Measurements,
ICPTM '92, Darmstadt, Germany, Jul. 1992.
89.Thomas Graf, Kuniyuki Koyama, Gilles Triscone, Alain Junod and Jean Muller :
Synthese a Haute et Basse Pression D'oxygene des Differentes Phases Supraconductrices du Systeme Y-Ba-Cu-O Probleme de la Caracterisation des Phases Pures,
XVIIIeme JEEP, Chatenay-Malabry, France, Apr. 1992.
90.Kuniyuki Koyama, Alain Junod, Thomas Graf, Gilles Triscone and Jean Muller :
Ca Doping Effects in YBa2 Cu4O8 Prepared by the Citrate Pyrolysis Method,
ISS '91, Tokyo, Oct. 1991.
91.Thomas Graf, Kuniyuki Koyama, Gilles Triscone, J.-Y. Genoud, Alain Junod and Jean Muller :
Low vs, High Pressure Routes in the Synthesis of the Y-Ba-Cu-O Supercondutors: the Problem of the Characterization of Pure Phase,
,Switzerland, Oct. 1991.
92.Yoshinori Itoh, Seiichiro Noguchi and Kuniyuki Koyama :
Annealing and quenching effects on Nd2-xCexCuO4-α,
M2S HTSC III, 16, Kanazawa, Jul. 1991.
93.Kuniyuki Koyama, Alain Junod, Thomas Graf, Gilles Triscone and Jean Muller :
Synthesis of YBa2 Cu4O8 under One Bar Oxygen Pressure by the Citrate Pyrolysis Method,
M2S HTSC III, 111, Kanazawa, Jul. 1991.
94.Kuniyuki Koyama, Shiro Taga and Seiichiro Noguchi :
Superconducting Properties of Y1-xPrxBa2 Cu4O8 Prepared by the Citrate Pyrolysis Method,
M2S HTSC III, 116, Kanazawa, Jul. 1991.
95.Kuniyuki Koyama, Yasushi FUjimura and Seiichiro Noguchi :
Substitution Effects in 110K Phase of Bi-Pb-Sr-Ca-Cu-O System,
7th Cimtec, 134, Trieste, Italy, Jul. 1991.
96.Kuniyuki Koyama, Satoshi kannno, Norikazu Tahata and Seiichiro Noguchi :
Relationship between TC and Hole Concentration in Bi2Sr2CaCu2O8+α,
LT 19, 91, Brighton, UK, Aug. 1990.
97.Motohiro Matsuura, Hiroshi Kageyama and Kuniyuki Koyama :
Critical Phenomena of a Quantum Heisenberg-like Antiferromagnet,
YKIS '88, Kyoto, Aug. 1988.
98.Kuniyuki Koyama, Takeo Tsunemi, Takeshi Miki, Akio Oota, Akifumi Ueno and Seiichiro Noguchi :
Superconducting Properties of High-TC Ceramics,
LT 18, 244, Kyoto, Aug. 1987.
99.Akio Oota, Tetsuya Fukunaga, Kuniyuki Koyama and Seiichiro Noguchi :
Superconducting Properties of Iron-Containing Ternary Silisides Lu-Fe-Si,
LT 18, 70, Kyoto, Aug. 1987.
100.Motohiro Matsuura, Kuniyuki Koyama and Youichi Murakami :
Hierarchic Nature of Ordering in Mn(HCOO)2·2H2O and Its Diluted Systems,
New TOP, Kyoto, Sep. 1982.
101.Kuniyuki Koyama, Kiichi Amaya and Kazuyoshi Takeda :
Field Induced Increase of the Neel Temperature in a Two-Dimensional System,
ICM '82, 128-129, Kyoto, Sep. 1982.
102.Motohiro Matsuura, Kuniyuki Koyama, Youichi Murakami, Yoshitami Ajiro and Norio Terata :
Successive Phase Transitions in a Random System Mn1-xZnx(HCOO)2·2D2O,
Yamada Conference VI, 箱根, Sep. 1982.

Proceeding of Domestic Conference:

1.加藤 優祈, 浦本 翔吾, 出口 博之, 美藤 正樹, Akihiko Hisada, Kuniyuki Koyama and 萩原 亮 :
Magnetic field dependence of intergrain ordering in superconductive ceramic YBa2Cu3O7,
Meeting abstracts of the Physical Society of Japan, Vol.74, No.1, 2151, Mar. 2019.
2.Ko-ichi Magishi, Akihiko Hisada, Takahito Saito, Kuniyuki Koyama and 石川 義和 :
PrCo2Sn2Zn18のNMR,
Meeting abstracts of the Physical Society of Japan, Vol.74, No.1, 1983, Mar. 2019.
3.Akihiko Hisada, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, 出口 博之 and 萩原 亮 :
超微細セラミックスYBa2Cu4O8のグレイン間超伝導転移の酸化・還元効果,
Meeting abstracts of the Physical Society of Japan, Vol.73, No.1, Mar. 2018.
4.蕨野 龍世, 長渕 康之, HIroyuki Deguchi, Masaki MIto, Makoto Hagiwara and Kuniyuki Koyama :
YBCO超伝導セラミクスにおけるグレイン間相転移の磁場依存性,
日本物理学会 九州支部例会 講演概要集, 21, Dec. 2017.
5.伊東 拓, 六人部 陽介, 萩原 亮, 島 龍夫 and Kuniyuki Koyama :
サイトレイト・パイロリシス前駆体の焙焼処理によってPr247単一相を生成させる手法,
Meeting abstracts of the Physical Society of Japan, Vol.72, No.1, Mar. 2017.
6.村中 貴恵, Kuniyuki Koyama, Akihiko Hisada, Ko-ichi Magishi, Takahito Saito and 萩原 亮 :
サイトレイト・パイロリシス法を用いて作成された超微細セラミックス高温超伝導体の酸化・還元効果,
Meeting abstracts of the Physical Society of Japan, Vol.72, No.1, Mar. 2017.
7.Ko-ichi Magishi, Akihiko Hisada, Takahito Saito, Kuniyuki Koyama, 野坂 洸太, 雷前 伸, 並木 孝洋 and 西村 克彦 :
Nd(V,Ti)2Al20のNMR,
Meeting abstracts of the Physical Society of Japan, Sep. 2016.
8.Akihiko Hisada, Kuniyuki Koyama, Takahito Saito, Ko-ichi Magishi, Naoki Fujiwara, Yoshiya Uwatoko, G Deng, E Pomjakushina, K Conder, D Mohan Radheep, R Thiyagarajan, S Esakkimuthu and S Arumugam :
高圧下NMRによる 梯子格子銅酸化物Sr1.4Ca12.6Cu24O41の圧力誘起超伝導の研究,
Meeting abstracts of the Physical Society of Japan, Vol.71, No.1, Sep. 2016.
9.蕨野 龍世, Ka S., HIroyuki Deguchi, Masaki MIto, Makoto Hagiwara and Kuniyuki Koyama :
YBCO超伝導セラミクスにおけるグレイン間相転移の磁場-温度相図,
Meeting abstracts of the Physical Society of Japan, Sep. 2016.
10.村中 貴恵, Kuniyuki Koyama, Akihiko Hisada, Ko-ichi Magishi, Takahito Saito and 萩原 亮 :
酸素量の変化しない超微細セラミックスYBa2Cu4O8単相試料の二段階転移の酸化・還元効果,
Meeting abstracts of the Physical Society of Japan, Sep. 2016.
11.齋藤 あゆみ, 塩見 太嘉良, 日達 涼太, Akihiko Hisada, Ko-ichi Magishi, Takahito Saito and Kuniyuki Koyama :
Fe-Se二元系の合成及びその輸送特性,
2016年度 応用物理・物理系学会中国四国支部 合同学術講演会, Jul. 2016.
12.村中 貴恵, 浜崎 寛子, 中島 弘貴, Kuniyuki Koyama, Akihiko Hisada, Ko-ichi Magishi, Takahito Saito and 萩原 亮 :
酸素量の変化しない超微細セラミックスYBa2Cu4O8単相試料の二段階転移,
2016年度 応用物理・物理系学会中国四国支部 合同学術講演会, Jul. 2016.
13.Akihiko Hisada, Kuniyuki Koyama, Takahito Saito, Ko-ichi Magishi, Naoki Fujiwara, Kazuyuki Matsubayashi, Yoshiya Uwatoko, G Deng, E Pomjakushina, K Conder, D Mohan Radheep, R Thiyagarajan, S Esakkimuthu and S Arumugam :
63Cu-NMRによる 梯子格子銅酸化物Sr1.4Ca12.6Cu24O41の圧力誘起超伝導の研究,
Meeting abstracts of the Physical Society of Japan, Vol.71, No.1, Mar. 2016.
14.Ryo Watanabe, Ko-ichi Magishi, Akihiko Hisada, Takahito Saito, Kuniyuki Koyama, S Okada, Y Kamihara, N Ohkubo, S Ban and M Matoba :
Sr2Sc(Co1-xFex)PO3のNMR Ⅱ,
Meeting abstracts of the Physical Society of Japan, Vol.71, No.1, Mar. 2016.
15.O K Chunhsun, (名) Yamaguchi, HIroyuki Deguchi, Masaki MIto, Makoto Hagiwara and Kuniyuki Koyama :
YBCO超伝導セラミクスのグレイン間グラスおよび超伝導転移の磁場依存 II,
日本物理学会 九州支部例会 講演概要集, Dec. 2015.
16.村中 貴恵, Kuniyuki Koyama, Akihiko Hisada, Ko-ichi Magishi, Takahito Saito, 島 龍夫 and 萩原 亮 :
PrBa2Cu4O8セラミックスにおける非線形電気伝導の磁場依存性,
Meeting abstracts of the Physical Society of Japan, Vol.70, No.2, 2116, Sep. 2015.
17.Akihiko Hisada, Kuniyuki Koyama, Takahito Saito, Ko-ichi Magishi, Naoki Fujiwara, Kazuyuki Matsubayashi, Yoshiya Uwatoko, G Deng, E Pomjakushina, K Conder, D Mohan Radheep, R Thiyagarajan, S Esakkimuthu and S Arumugam :
梯子格子銅酸化物Sr1.4Ca12.6Cu24O41の圧力下NMR,
Meeting abstracts of the Physical Society of Japan, Vol.70, No.2, 2104, Sep. 2015.
18.Ryo Watanabe, Ko-ichi Magishi, Akihiko Hisada, Takahito Saito, Kuniyuki Koyama, S Okada, Y Kamihara, N Ohkubo, S Ban and M Matoba :
Sr2Sc(Co1-xFex)PO3のNMR,
Meeting abstracts of the Physical Society of Japan, Vol.70, No.2, 2150, Sep. 2015.
19.村中 貴恵, Kuniyuki Koyama, Akihiko Hisada, Ko-ichi Magishi, Takahito Saito, 島 龍夫 and 萩原 亮 :
PrBa2Cu4O8セラミックスの磁場下における電気伝導,
2015年度応用物理・物理系学会中国四国支部 合同学術講演会 講演予稿集, 77, Aug. 2015.
20.Ryo Watanabe, Ko-ichi Magishi, Akihiko Hisada, Takahito Saito, Kuniyuki Koyama, S Okada, Y Kamihara, N Ohkubo, S Ban and M Matoba :
層状化合物Sr2ScCoPO3のNMR,
2015年度応用物理・物理系学会中国四国支部 合同学術講演会 講演予稿集, 78, Aug. 2015.
21.Ko-ichi Magishi, Ryo Watanabe, Akihiko Hisada, Takahito Saito, Kuniyuki Koyama, S Okada, Y Kamihara, N Ohkubo, S Ban and M Matoba :
遍歴電子強磁性体Sr2ScCoPO3のNMR,
Meeting abstracts of the Physical Society of Japan, Vol.70, No.1, 2434, Mar. 2015.
22.S Kuji, S Ikegami, T Oike, T Inoue, Tatsuo Shima, Kuniyuki Koyama and Makoto Hagiwara :
Pr124及び関連化合物の常圧下合成とと超伝導挙動の探索,
Meeting abstracts of the Physical Society of Japan, Vol.70, No.1, 2379, Mar. 2015.
23.Akihiko Hisada, Kuniyuki Koyama, Takahito Saito, Ko-ichi Magishi, C Jinguang, Kazuyuki Matsubayashi, Yoshiya Uwatoko, Naoki Fujiwara, G Deng, E Pomjakushina, K Conder, D Mohan Radheep, R Thiyagarajan, S Esakkimuthu and S Arumugam :
梯子格子銅酸化物Sr1.4Ca12.6Cu24O41における電気抵抗の異方性と超伝導の圧力効果,
Meeting abstracts of the Physical Society of Japan, Vol.70, No.1, 2367, Mar. 2015.
24.O K Chunhsun, Yuta Sasaki, HIroyuki Deguchi, Masaki MIto, Makoto Hagiwara and Kuniyuki Koyama :
YBCO超伝導セラミクスのグレイン間グラスおよび超伝導転移の磁場依存,
日本物理学会 九州支部例会 講演概要集, Dec. 2014.
25.Akihiko Hisada, Kuniyuki Koyama, Takahito Saito, Ko-ichi Magishi, 程 金光, 松林 和幸, 上床 美也, 藤原 直樹, DENG Guochu, POMJAKUSHINA Ekaterina, CONDER Kazimierz, RADHEEP MOHAN Dinadhayalane, THIYAGARAJAN Raman, ESAKKIMUTHU Sankaran and ARUMUGAM Sonachalam :
梯子格子銅酸化物Sr1.4Ca12.6Cu24O41単結晶の電気抵抗の異方性,
The Review of High Pressure Science and Technology, Vol.24, 219, Nov. 2014.
26.HIroyuki Deguchi, Yuta Sasaki, Masaki MIto, Makoto Hagiwara and Kuniyuki Koyama :
YBCOセラミクスのカイラルグラスおよびグレイン間超伝導転移の磁場依存,
Meeting abstracts of the Physical Society of Japan, Vol.69, No.2, 423, Sep. 2014.
27.Akihiko Hisada, Kuniyuki Koyama, Ko-ichi Magishi, Takahito Saito, Kazuyuki Matsubayashi, Yoshiya Uwatoko, Tatsuo Shima and Makoto Hagiwara :
PrBa2Cu4O8セラミックスにおける超伝導の圧力効果,
Meeting abstracts of the Physical Society of Japan, Vol.69, No.2, 424, Sep. 2014.
28.Ko-ichi Magishi, 渡邉 凌, Akihiko Hisada, Takahito Saito, Kuniyuki Koyama, 斉藤 隆志, 東中 隆二, 青木 勇二 and 佐藤 英行 :
高圧合成YbFe4Sb12のSb-NQR,
Meeting abstracts of the Physical Society of Japan, Vol.69, No.2, 374, Sep. 2014.
29.Ko-ichi Magishi, 山本 真衣, Akihiko Hisada, Takahito Saito, Kuniyuki Koyama, 田鎖 学, 加藤 弘昴 and 関根 ちひろ :
充填スクッテルダイトPr1-xCexRu4P12のNMR測定 II,
Meeting abstracts of the Physical Society of Japan, Mar. 2014.
30.佐々木 悠太, 首藤 充弘, 美藤 正樹, 出口 博之, 萩原 亮 and Kuniyuki Koyama :
YBCO超伝導セラミックスのカイラルグラス相における非平衡ダイナミクス,
Meeting abstracts of the Physical Society of Japan, Vol.68, No.2, 512, Sep. 2013.
31.Ko-ichi Magishi, 山本 真衣, Akihiko Hisada, Takahito Saito, Kuniyuki Koyama, 田鎖 学, 加藤 弘昴 and 関根 ちひろ :
充填スクッテルダイトPr1-xCexRu4P12のNMR測定,
Meeting abstracts of the Physical Society of Japan, Vol.68, No.2, 453, Sep. 2013.
32.宮崎 烈, Makoto Hagiwara, 島 龍夫 and Kuniyuki Koyama :
Pr2Ba4Cu7O15-δ単一相の常圧下合成手法の探求と超伝導発現条件の考察,
Meeting abstracts of the Physical Society of Japan, Vol.68, No.1, 705, Mar. 2013.
33.中島 遼, Kuniyuki Koyama, Ko-ichi Magishi, Takahito Saito, 萩原 亮 and 島 龍夫 :
混合セラミックス系PrBa2Cu4O8における還元処理によるキャリア制御と超伝導,
Meeting abstracts of the Physical Society of Japan, Vol.68, No.1, 705, Mar. 2013.
34.Ko-ichi Magishi, 山本 真衣, Akihiko Hisada, Takahito Saito, Kuniyuki Koyama, 田鎖 学, 加藤 弘昴 and 関根 ちひろ :
充填スクッテルダイト(Pr0.90Ce0.10)Ru4P12のNMR測定,
Meeting abstracts of the Physical Society of Japan, Vol.68, No.1, 623, Mar. 2013.
35.首藤 充弘, 佐々木 悠太, 出口 博之, 美藤 正樹, 高木 精志, 萩原 亮 and Kuniyuki Koyama :
YBCO超伝導セラミクスのカラルグラス相における非平衡ダイナミクス,
第118回日本物理学会九州支部例会 講演概要集, 59, Dec. 2012.
36.吉田 英志, 佐々木 悠太, 木太 久遼, 出口 博之, 美藤 正樹, 高木 精志, 萩原 亮 and Kuniyuki Koyama :
YBCO超伝導セラミクスにおける線形・非線形抵抗測定,
第118回日本物理学会九州支部例会 講演概要集, Dec. 2012.
37.出口 博之, 首藤 充弘, 芦田 拓弥, 佐々木 悠太, 美藤 正樹, 高木 精志, 萩原 亮 and Kuniyuki Koyama :
YBCO超伝導セラミクスのカイラルグラス相における磁気メモリ効果の磁場・温度依存,
Meeting abstracts of the Physical Society of Japan, Vol.67, No.2, 570, Sep. 2012.
38.萩原 亮, 宮崎 烈, 島 龍夫 and Kuniyuki Koyama :
関連相の混在するPr247系の超伝導発現条件,
Meeting abstracts of the Physical Society of Japan, Vol.67, No.2, 567, Sep. 2012.
39.中島 遼, Kuniyuki Koyama, Ko-ichi Magishi, Takahito Saito, 萩原 亮 and 島 龍夫 :
PrBa2Cu4O8と PrBa2Cu4O7-δの混合セラミックスにおけるキャリア制御と超伝導III,
Meeting abstracts of the Physical Society of Japan, Vol.67, No.2, 567, Sep. 2012.
40.中島 遼, Kuniyuki Koyama, Ko-ichi Magishi, Takahito Saito, 萩原 亮 and 島 龍夫 :
PrBa2Cu4O8と PrBa2Cu4O7-δの混合セラミックスにおける超伝導物性,
日本物理学会中国支部·四国支部 応用物理学会中国四国支部例会 2012年度支部学術講演会講演予稿集, 108, Jul. 2012.
41.Ko-ichi Magishi, 高橋 将央, Takahito Saito, Kuniyuki Koyama, 菅原 仁, 斉藤 隆志, 龍岡 翔, 田中 謙弥 and 佐藤 英行 :
高圧合成 ((La,Ce)Fe4 Sb12 のSb-NQR II,
Meeting abstracts of the Physical Society of Japan, Vol.67, No.1, Mar. 2012.
42.中島 遼, Kuniyuki Koyama, Ko-ichi Magishi, Takahito Saito, 島 龍夫 and 萩原 亮 :
PrBa2Cu4 O8 とPrBa2Cu3 O7-δの混合セラミックスにおけるキャリア制御と超伝導II,
Meeting abstracts of the Physical Society of Japan, Vol.67, No.1, 600, Mar. 2012.
43.芦田 拓弥, 首藤 充弘, 佐々木 悠太, 出口 博之, 美藤 正樹, 高木 精志, 萩原 亮 and Kuniyuki Koyama :
YBCO超伝導セラミクスのカイラルグラス相におけるメモリ効果,
第117回日本物理学会九州支部例会 講演概要集, Dec. 2011.
44.加藤 康大, 吉田 英志, 木太 久遼, 出口 博之, 美藤 正樹, 高木 精志, 萩原 亮 and Kuniyuki Koyama :
YBCO超伝導セラミクスのカイラルグラス転移における臨界指数,
第117回日本物理学会九州支部例会 講演概要集, Dec. 2011.
45.出口 博之, 芦田 拓弥, 首藤 充弘, 美藤 正樹, 高木 精志, 萩原 亮 and Kuniyuki Koyama :
YBCO超伝導セラミクスのカイラルグラス相におけるメモリ効果,
Nov. 2011.
46.Ko-ichi Magishi, 高橋 将央, Takahito Saito, Kuniyuki Koyama, 菅原 仁, 斉藤 隆志, 龍岡 翔, 田中 謙弥 and 佐藤 英行 :
高圧合成 ((La,Ce)Fe4 Sb12 のSb-NQR,
Meeting abstracts of the Physical Society of Japan, Vol.66, No.2, 596, Sep. 2011.
47.萩原 亮, 藤井 暁大, 島 龍夫, 出口 博之 and Kuniyuki Koyama :
フラストレート系Y124超伝導セラミックスのグレイン間秩序化にともなう電気抵抗消失過程の特異な振る舞い,
Meeting abstracts of the Physical Society of Japan, Vol.66, No.2, 520-519, Sep. 2011.
48.芦田 拓弥, 首藤 充弘, 加藤 康大, 出口 博之, 美藤 正樹, 高木 精志, 萩原 亮 and Kuniyuki Koyama :
YBCO超伝導セラミックスのカイラルグラス相における磁気メモリおよびエイジング効果Ⅱ,
Meeting abstracts of the Physical Society of Japan, Vol.66, No.2, 519, Sep. 2011.
49.加藤 康大, 吉田 英志, 芦田 拓弥, 出口 博之, 美藤 正樹, 高木 精志, 萩原 亮 and Kuniyuki Koyama :
YBCO超伝導セラミックスのカイラルグラス転移における臨界指数,
Meeting abstracts of the Physical Society of Japan, Vol.66, No.2, 519, Sep. 2011.
50.中島 遼, Kuniyuki Koyama, Ko-ichi Magishi, Takahito Saito, 萩原 亮 and 島 龍夫 :
PrBa2Cu4 O8 とPrBa2Cu3 O7-δの混合セラミックスにおけるキャリア制御と超伝導Ⅰ,
Meeting abstracts of the Physical Society of Japan, Vol.66, No.2, 515, Sep. 2011.
51.中島 遼, Kuniyuki Koyama, Ko-ichi Magishi, Takahito Saito, 萩原 亮 and 島 龍夫 :
PrBa2Cu4O8と PrBa2Cu4O7-δの混合セラミックスにおけるキャリア制御と超伝導,
日本物理学会中国支部·四国支部 応用物理学会中国四国支部例会 2011年度支部学術講演会講演予稿集, 112, Jul. 2011.
52.Ko-ichi Magishi, 高橋 将央, Takahito Saito, Kuniyuki Koyama, 菅原 仁, 斉藤 隆志, 瀧岡 翔, 田中 謙弥 and 佐藤 英行 :
高圧合成CeFe4Sb12のSb-NQR,
Meeting abstracts of the Physical Society of Japan, Vol.66, No.1, 653, Mar. 2011.
53.出口 博之, 芦田 拓弥, 正寶 竜也, 首藤 充弘, 加藤 康大, 美藤 正樹, 高木 精志, 萩原 亮 and Kuniyuki Koyama :
YBCO超伝導セラミクスのカイラルグラス相における磁気メモリおよびエイジング効果,
Meeting abstracts of the Physical Society of Japan, Vol.66, No.1, 577, Mar. 2011.
54.出口 博之, 芦田 拓弥, 正寶 達也, 加藤 康大, 美藤 正樹, 高木 精志, 萩原 亮 and Kuniyuki Koyama :
YBCO超伝導セラミクスのカイラルグラス相における磁気メモリおよびエイジング効果,
Nov. 2010.
55.正寶 達也, 加藤 康大, 出口 博之, 美藤 正樹, 高木 精志, 萩原 亮 and Kuniyuki Koyama :
YBa2Cu4 O8超伝導セラミックスのグラス転移における線形・非線形抵抗,
Meeting abstracts of the Physical Society of Japan, Vol.65, No.2, 483, Sep. 2010.
56.Ko-ichi Magishi, Hitoshi Sugawara, Takahito Saito, Kuniyuki Koyama, 金武 史弥, 椋田 秀和, 北岡 良雄, 伊藤 公平 and Haller E. Eugene :
MPt4Ge12 (M = Sr, Ba, La, Pr) の73Ge-NQR,
Meeting abstracts of the Physical Society of Japan, Vol.65, No.2, 528, Sep. 2010.
57.Ko-ichi Magishi, Hitoshi Sugawara, Takahito Saito, Kuniyuki Koyama, 金武 史弥, 椋田 秀和 and 北岡 良雄 :
MPt4Ge12のNMR(M = Sr, Ba),
Meeting abstracts of the Physical Society of Japan, Vol.65, No.1, 611, Mar. 2010.
58.韓 輝, 正賓 竜也, 芦田 拓弥, 出口 博之, 美藤 正樹, 高木 精志, 萩原 亮 and Kuniyuki Koyama :
YBa2Cu4O8超伝導セラミクスのカイラルグラス相における磁気メモリ効果,
Meeting abstracts of the Physical Society of Japan, Vol.65, No.1, 569, Mar. 2010.
59.正賓 竜也, 橋本 雄一郎, 韓 輝, 出口 博之, 美藤 正樹, 高木 精志, 萩原 亮 and Kuniyuki Koyama :
YBa2Cu4O8超伝導セラミクスのグレイン間転移における線形・非線形抵抗,
Meeting abstracts of the Physical Society of Japan, Vol.64, No.2, 482, Sep. 2009.
60.Ko-ichi Magishi, 永田 聖仁, 岩橋 由典, Hitoshi Sugawara, Takahito Saito and Kuniyuki Koyama :
NdOs4P12のNMR Ⅱ,
Meeting abstracts of the Physical Society of Japan, Vol.64, No.2, 419, Sep. 2009.
61.Ko-ichi Magishi, 永田 聖仁, Hitoshi Sugawara, Takahito Saito and Kuniyuki Koyama :
NdOs4P12のNMR,
Meeting abstracts of the Physical Society of Japan, Vol.64, No.1, Mar. 2009.
62.芦田 拓弥, 首藤 充弘, 佐々木 悠太, 出口 博之, 美藤 正樹, 高木 精志, 萩原 亮 and Kuniyuki Koyama :
YBCO超伝導セラミクスのカイラルグラス相におけるメモリ効果,
第117回日本物理学会九州支部例会 講演概要集, Dec. 2008.
63.富永 将, 小森田 裕貴, 美藤 正樹, 出口 博之, 高木 精志, Kuniyuki Koyama and 萩原 亮 :
GPA領域におけるYBCO超伝導セラミクスの超伝導転移温度の圧力依存性,
第114回日本物理学会九州支部例会 講演概要集, Dec. 2008.
64.橋本 雄一郎, 正賓 竜也, 出口 博之, 美藤 正樹, 高木 精志, 萩原 亮 and Kuniyuki Koyama :
YBCO超伝導セラミクスのカイラルグラス転移での線形・非線形電気抵抗,
第114回日本物理学会九州支部例会 講演概要集, Dec. 2008.
65.萩原 亮, 北田 亮平, 島 龍夫, 西尾 弘司, 出口 博之 and Kuniyuki Koyama :
citrate pyrolysis 法を用いて合成した混合セラミクス系の超伝導発現と秩序化,
Meeting abstracts of the Physical Society of Japan, Vol.63, No.2, 524, Sep. 2008.
66.橋本 雄一郎, 出口 博之, 美藤 正樹, 高木 精志, 萩原 亮 and Kuniyuki Koyama :
YBCO超伝導セラミクスのカイラルグラス転移における電気伝導,
Meeting abstracts of the Physical Society of Japan, Vol.63, No.2, 524, Sep. 2008.
67.Ko-ichi Magishi, 戸田 雅敏, Hitoshi Sugawara, Takahito Saito, Kuniyuki Koyama and 佐藤 英行 :
RPt4Ge12 (R = La,Ce)のNMR,日本物理学会2008年秋季大会,
Meeting abstracts of the Physical Society of Japan, Vol.63, No.2, Sep. 2008.
68.後藤 和士, 萩原 亮, 北田 亮平, 島 龍夫, Takahito Saito and Kuniyuki Koyama :
citrate pyrolysis法によるEu2-xCexCuO4の合成と磁気特性の評価,日本物理学会第63回年次大会,
Meeting abstracts of the Physical Society of Japan, Vol.63, No.1, Mar. 2008.
69.萩原 亮, 田中 晋悟, 島 龍夫, 北田 亮平, 神田 悟, Takahito Saito, Kuniyuki Koyama and 松浦 基浩 :
citrate pyrolysis法によって合成されたPr247系セラミクスの超伝導発現と磁化の振る舞い,日本物理学会第63回年次大会,
Meeting abstracts of the Physical Society of Japan, Vol.63, No.1, Mar. 2008.
70.神田 悟, Kuniyuki Koyama, Takahito Saito, Ko-ichi Magishi, Hitoshi Sugawara, 萩原 亮, 田中 晋悟 and 島 龍夫 :
高温超伝導セラミックスの非線型電気伝導に対する磁場依存性,日本物理学会第63回年次大会,
Meeting abstracts of the Physical Society of Japan, Vol.63, No.1, Mar. 2008.
71.岩橋 由典, Hitoshi Sugawara, Ko-ichi Magishi, 斎藤 隆仁 and Kuniyuki Koyama :
ROs4P12(R=Nd,Sm)の単結晶育成と低温物性,日本物理学会第63回年次大会,
Meeting abstracts of the Physical Society of Japan, Vol.63, No.1, Mar. 2008.
72.戸田 雅敏, 廣澤 雄士, 岩橋 由典, Hitoshi Sugawara, Ko-ichi Magishi, Takahito Saito and Kuniyuki Koyama :
PrPt4Ge12の超伝導特性,日本物理学会第63回年次大会,
Meeting abstracts of the Physical Society of Japan, Vol.63, No.1, Mar. 2008.
73.Haruka Okada, Migiwa Matoba, Toshiko Tada, Seiichiro Kitamura and Kuniyuki Koyama :
大学生のメンタルヘルスの実態(2報) 心理的反応の実態より,
Journal of Shikoku Public Health Society, Vol.53, No.1, 41-42, Feb. 2008.
74.Migiwa Matoba, Toshiko Tada, Haruka Okada, Seiichiro Kitamura and Kuniyuki Koyama :
大学生のメンタルヘルスの実態(1報)-ソーシャルサポートより,
Journal of Shikoku Public Health Society, Vol.53, 39-40, Feb. 2008.
75.名和 大輔, 橋本 雄一郎, 出口 博之, 美藤 正樹, 高木 精志, Kuniyuki Koyama and 萩原 亮 :
YBCO超伝導セラミクスのグラス転移における電気伝導,
第113回日本物理学会九州支部例会 講演概要集, 86, Dec. 2007.
76.富永 将, 入口 和幸, 小森田 裕貴, 美藤 正樹, 出口 博之, 高木 精志 and Kuniyuki Koyama :
DACを用いたYBCO超伝導セラミクスの高圧力下磁気特性,
第113回日本物理学会九州支部例会 講演概要集, 45, Dec. 2007.
77.名和 大輔, 出口 博之, 橋本 雄一郎, 美藤 正樹, 高木 精志, Kuniyuki Koyama, 萩原 亮 and 松浦 基浩 :
YBCO超伝導セラミクスの弱磁場下における電気伝導,
日本物理学会年次大会, Vol.62, No.2, 530, Sep. 2007.
78.萩原 亮, 田中 晋吾, 島 龍夫, 後藤 和士, 高田 晃平, 西尾 弘司, 神田 悟, Takahito Saito and Kuniyuki Koyama :
サイトレイト・パイロリシス前駆体から合成したPr247と関連構造相における酸素還元効果,
日本物理学会年次大会, Vol.62, No.2, 527, Sep. 2007.
79.後藤 和士, 萩原 亮, 島 龍夫, 田中 晋吾, 北田 亮平, Takahito Saito, Kuniyuki Koyama and 松浦 基浩 :
サイトレイト・パイロリシス法を利用したY系247相および関連化合物系の常圧下合成,
日本物理学会年次大会, Vol.62, No.2, 524, Sep. 2007.
80.Ko-ichi Magishi, 岩橋 由典, Hitoshi Sugawara, Takahito Saito, Kuniyuki Koyama, 田中 謙弥, 菊地 大輔 and 佐藤 英行 :
ROs4P12 (R = La, Ce, Pr) の NMR,
日本物理学会年次大会, Vol.62, No.2, Sep. 2007.
81.岩橋 由典, Hitoshi Sugawara, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, 菊地 大輔, 佐藤 英行, 摂待 力生 and 大貫 惇睦 :
LaOs4P12 の単結晶育成と低温物性,
日本物理学会年次大会, Vol.62, No.2, Sep. 2007.
82.神田 悟, Kuniyuki Koyama, Takahito Saito, Ko-ichi Magishi, Hitoshi Sugawara, 萩原 亮, 田中 晋吾 and 島 龍夫 :
citrate pyrolysis法により常圧下で合成したPr2Ba4Cu7O15-δの超伝導特性の酸素量依存性,
日本物理学会中国支部·四国支部 応用物理学会中国四国支部例会 2007年度支部学術講演会講演予稿集, 112, Aug. 2007.
83.岩橋 由典, Hitoshi Sugawara, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, 摂待 力生 and 大貫 惇睦 :
LaOs4P12のドハース・ファンアルフェン効果,
日本物理学会中国支部·四国支部 応用物理学会中国四国支部例会 2007年度支部学術講演会講演予稿集, 7, Aug. 2007.
84.菅野 翼, 田中 晋吾, 小林 丈浩, 龍 麻衣子, 西尾 弘司, 一色 俊之, 島 龍夫, Kuniyuki Koyama and 萩原 亮 :
citrate pyrolysis 法により合成されたPr124およびPr247系の酸素還元効果と超伝導的挙動,
日本物理学会春季大会, Vol.62, No.1, 566, Mar. 2007.
85.名和 大輔, 出口 博之, 永山 俊雄, 美藤 正樹, 高木 精志, Kuniyuki Koyama, 萩原 亮 and 松浦 基浩 :
YBCO超伝導セラミクスのカイラルグラス転移における臨界指数, 日本物理学会2007年春季大会,19aPS-128,
日本物理学会春季大会, Vol.62, No.1, 586, Mar. 2007.
86.Ko-ichi Magishi, Hitoshi Sugawara, Takahito Saito, Kuniyuki Koyama, 関根 ちひろ, 武田 圭生 and 城谷 一民 :
重希土類充填スクッテルダイト化合物 (Gd,Tb)Fe4P1231P-NMR II,
日本物理学会春季大会, Vol.62, No.1, 521, Mar. 2007.
87.森 育子, Hitoshi Sugawara, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, 菊地 大輔, 田中 謙弥 and 佐藤 英行 :
RFe4Sb12 (R = Pr, Sm) の単結晶育成と低温物性,
日本物理学会春季大会, Vol.62, No.1, 521, Mar. 2007.
88.出口 博之, 名和 大輔, 中尾 隆幸, 龍 寛, 田尻 恭之, 美藤 正樹, 高木 精志, Kuniyuki Koyama, 萩原 亮 and 松浦 基浩 :
YBCO超伝導セラミクスのカイラルグラス転移におけるスケーリング解析, 日本物理学会2006年秋季大会,25pZG-3,
Meeting abstracts of the Physical Society of Japan, Vol.61, No.2, Sep. 2006.
89.萩原 亮, 島 龍夫, 田中 晋吾, 西尾 弘司, 一色 俊之, Kuniyuki Koyama and 松浦 基浩 :
citrate pyrolysis 法により常圧下合成されたPr247系超伝導体の電気的·磁気的特性と局所結晶構造の観察,
日本物理学会秋季大会, Vol.61, No.2, Sep. 2006.
90.森 育子, Hitoshi Sugawara, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, 菊地 大輔, 田中 謙弥 and 佐藤 英行 :
単結晶 RFe4Sb12 (R = La, Ce, Pr) の電子輸送効果,
日本物理学会秋季大会, Vol.61, No.2, 409, Sep. 2006.
91.Ko-ichi Magishi, Hitoshi Sugawara, Takahito Saito, Kuniyuki Koyama, 関根 ちひろ, 武田 圭生 and 城谷 一民 :
重希土類充填スクッテルダイト化合物(Gd,Tb)Fe4P1231P-NMR,
日本物理学会秋季大会, Vol.61, No.2, 410, Sep. 2006.
92.Yoshinori Iwahashi, Ko-ichi Magishi, Hitoshi Sugawara, Takahito Saito and Kuniyuki Koyama :
EuRu4P12 の NMR,
日本物理学会秋季大会, Vol.61, No.2, 498, Sep. 2006.
93.岩橋 由典, Ko-ichi Magishi, Hitoshi Sugawara, Takahito Saito and Kuniyuki Koyama :
充填スクッテルダイト化合物EuRu4P12のNMR,
日本物理学会中国支部·四国支部 応用物理学会中国四国支部例会 2006年度支部学術講演会講演予稿集, 69, Jul. 2006.
94.Kuniyuki Koyama, 神田 悟, Takahito Saito, 萩原 亮, 島 龍夫 and 田中 晋吾 :
Citrate pyrolysis 法による Pr2Ba4Cu7O15-δの作成,
日本物理学会中国支部·四国支部 応用物理学会中国四国支部例会 2006年度支部学術講演会講演予稿集, 94, Jul. 2006.
95.神田 悟, Takahito Saito, Kuniyuki Koyama, Hitoshi Sugawara and Ko-ichi Magishi :
電子ドープ型超伝導体Eu2-xCexCuO4-yの作成,
日本物理学会中国支部·四国支部 応用物理学会中国四国支部例会 2006年度支部学術講演会講演予稿集, 93, Jul. 2006.
96.森 育子, Hitoshi Sugawara, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, 菊池 大輔, 田中 謙弥 and 佐藤 英行 :
RFe4Sb12(R=La, Ce, Pr) の単結晶育成と物性,
日本物理学会中国支部·四国支部 応用物理学会中国四国支部例会 2006年度支部学術講演会講演予稿集, 64, Jul. 2006.
97.Hitoshi Sugawara, 岩橋 由典, 森 育子, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, 菊池 大輔, 佐藤 英行, 宍戸 寛明, 摂待 力生 and 大貫 惇睦 :
NdRu4P12の低温物性,
日本物理学会年次大会, Vol.61, No.1, 603, Mar. 2006.
98.Ko-ichi Magishi, 尾崎 拓雄, Hitoshi Sugawara, Takahito Saito, Kuniyuki Koyama and 佐藤 英行 :
CeFe4X12 (X = P, Sb) の核磁気共鳴 II,
日本物理学会年次大会, Vol.61, No.1, Mar. 2006.
99.Takahito Saito, Ko-ichi Magishi, Hitoshi Sugawara, Kuniyuki Koyama and hiroyuki Takeya :
Li2Pd3B 超伝導体のNMR III,
日本物理学会年次大会, Vol.61, No.1, Mar. 2006.
100.Makoto Hagiwara, Tatsuo Shima, Tsubasa Sugano, 西尾 弘司, 一色 俊之 and Kuniyuki Koyama :
Pr247および関連相のcitrate pyrolysis法による常圧下合成と高分解TEMによる局所結晶構造観察,
日本物理学会年次大会, Vol.61, No.1, 522, Mar. 2006.
101.中尾 隆幸, 龍 寛, 川上 勝之, 田尻 恭之, 出口 博之, 美藤 正樹, 高木 精志, 萩原 亮, 天野 久司 and Kuniyuki Koyama :
YBCO超伝導セラミクスにおける常磁性マイスナー効果とグラス転移,
日本物理学会秋季大会, Vol.60, No.2, 449, Sep. 2005.
102.龍 寛, 中尾 隆幸, 田尻 恭之, 出口 博之, 美藤 正樹, 高木 精志, 萩原 亮, 天野 久司 and Kuniyuki Koyama :
YBCO超伝導セラミクスのグラス転移におけるI-V測定,
日本物理学会秋季大会, Vol.60, No.2, 448, Sep. 2005.
103.Makoto Hagiwara, Tatsuo Shima, Tsubasa Sugano, Akio Matsuda and Kuniyuki Koyama :
citrate pyrolysis法を用いたPr124およびPr247各相の常圧下合成,
日本物理学会秋季大会, Vol.60, No.2, 432, Sep. 2005.
104.Masato Hosomi, Takahito Saito, Ko-ichi Magishi, Hitoshi Sugawara, Kuniyuki Koyama and hiroyuki Takeya :
Li2Pd3B 超伝導体のNMR Ⅱ,
日本物理学会秋季大会, Vol.60, No.2, Sep. 2005.
105.Ikuko Mori, Hitoshi Sugawara, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, Daisuke Kikuchi and Hideyuki Sato :
CeFe4Sb12 の単結晶育成と電気的磁気的特性,
日本物理学会秋季大会, Vol.60, No.2, Sep. 2005.
106.Ko-ichi Magishi, Takuo Ozaki, Hitoshi Sugawara, Takahito Saito, Kuniyuki Koyama and Hideyuki Sato :
CeFe4X12 (X=P,Sb)の核磁気共鳴,
日本物理学会秋季大会, Vol.60, No.2, Sep. 2005.
107.Hisashi Amano, Takayuki Nakao, Hiroshi Ryu, Takahito Saito, Kuniyuki Koyama, Hiroyuki Deguchi and Makoto Hagiwara :
YBCO超伝導体セラミックスにおけるグラス転移と常磁性マイスナー効果,
日本物理学会中国支部·四国支部 応用物理学会中国四国支部例会 2005年度支部学術講演会, 78, Jul. 2005.
108.Takahito Saito, Ko-ichi Magishi, Hitoshi Sugawara, Kuniyuki Koyama and 竹屋 浩幸 :
Li2Pd3B超伝導体の NMR,
日本物理学会年次大会, Vol.60, No.1, Mar. 2005.
109.田尻 恭之, 松本 誠司, 出口 博之, 美藤 正樹, 高木 精志, 吉住 健輔, 森吉 千佳子, 伊藤 一幸 and Kuniyuki Koyama :
Cu(HCOO)2·4H2Oの圧力効果,
第11回中国·四国·北九州地区誘電体セミナー, Jun. 2004.
110.出口 博之, 田尻 恭之, 松本 誠司, 美藤 正樹, 高木 精志, 吉住 健輔, 森吉 千佳子, 伊藤 一幸 and Kuniyuki Koyama :
二次元反強磁性体Cu(HCOO)2·4H2Oの圧力効果,
日本物理学会年次大会, Mar. 2004.
111.鬼木 良, 出口 博之, 美藤 正樹, 高木 精志, 中河 寛行, 萩原 亮 and Kuniyuki Koyama :
YBa2Cu4O8超伝導セラミクスにおける常磁性マイスナー効果,
日本物理学会秋季大会, Sep. 2003.
112.Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, 伊藤 靖二 and 永田 正一 :
銅硫化物スピネルの NMR,
日本物理学会秋季大会, Sep. 2003.
113.Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, Kiyoshi Mizuno, 藤田 香, 中野 智仁 and 村山 茂幸 :
Ce(Ru1-xMx)2Si2 (M = Ph, Pd) の NMR,
日本物理学会年次大会, Vol.58, Mar. 2003.
114.Kiyoshi Mizuno, Ko-ichi Magishi, 大和 寛之, Takahito Saito, Kuniyuki Koyama, 城谷 一民, 島谷 陽介, 木方 邦宏, 関根 ちひろ, 武田 直也, 石川 征靖 and 八木 健彦 :
充填スクッテルダルト化合物 YFe4P12 の NMR,
日本物理学会年次大会, Vol.58, Mar. 2003.
115.新居 守人, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, Kiyoshi Mizuno, 伊藤 靖二 and 永田 正一 :
Cu(Ir1-xTix)2S4 の NMR IV,
日本物理学会年次大会, Vol.58, Mar. 2003.
116.大谷 吉隆, Takahito Saito, Ko-ichi Magishi, Kuniyuki Koyama, Kiyoshi Mizuno and 遠藤 慶三 :
NMRによるY(Ni1-xPtx)2B2Cの超伝導ギャップ II,
日本物理学会年次大会, Vol.58, Mar. 2003.
117.鬼木 良, 安仲 美代子, 出口 博之, 高木 精志, Kuniyuki Koyama and Kiyoshi Mizuno :
YBCO超伝導セラミクスにおける常磁性マイスナー効果とグラス転移,
第108回 日本物理学会 九州支部例会, Dec. 2002.
118.松浦 基浩 and Kuniyuki Koyama :
量子揺動系におけるカイラル秩序化の可能性,
日本物理学会秋季大会, Sep. 2002.
119.大谷 吉隆, Takahito Saito, Ko-ichi Magishi, Kuniyuki Koyama, Kiyoshi Mizuno and 遠藤 慶三 :
NMRによるY(Ni1-xPtx)2B2Cの超伝導ギャップ,
日本物理学会秋季大会, Sep. 2002.
120.鬼木 良, 安仲 美代子, 出口 博之, 高木 精志, Kuniyuki Koyama and Kiyoshi Mizuno :
YBCO超伝導セラミクスにおけるグラス転移と常磁性マイスナー効果,
日本物理学会秋季大会, Sep. 2002.
121.Ko-ichi Magishi, Kuniyuki Koyama, Takahito Saito, Kiyoshi Mizuno, 綿貫 竜太 and 鈴木 和也 :
CeB2C2 の NMR III,
日本物理学会秋季大会, Sep. 2002.
122.新居 守人, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, Kiyoshi Mizuno, 伊藤 靖二 and 永田 正一 :
Cu(Ir1-xTix)2S4 の NMR III,
日本物理学会秋季大会, Sep. 2002.
123.新田 晋司, Takahito Saito, Ko-ichi Magishi, Kuniyuki Koyama, Kiyoshi Mizuno, 遠藤 慶三 and 出口 博之 :
RE(Ni1-xPtx)2B2CのNMR III,
日本物理学会年次大会, Vol.57, Mar. 2002.
124.Ko-ichi Magishi, Kuniyuki Koyama, Takahito Saito, Kiyoshi Mizuno, 綿貫 竜太 and 鈴木 和也 :
CeB2C2 の NMR II,
日本物理学会年次大会, Vol.57, Mar. 2002.
125.新居 守人, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, Kiyoshi Mizuno, 伊藤 靖二 and 永田 正一 :
Cu(Ir1-xTix)2S4 の NMR II,
日本物理学会年次大会, Vol.57, Mar. 2002.
126.安仲 美代子, 鬼木 良, 出口 博之, 高木 精志, Kuniyuki Koyama and Kiyoshi Mizuno :
超伝導セラミクスにおける常磁性マイスナー効果,
第107回 日本物理学会 九州支部例会, Dec. 2001.
127.Ko-ichi Magishi, Kuniyuki Koyama, Takahito Saito, Kiyoshi Mizuno, 綿貫 竜太 and 鈴木 和也 :
CeB2C2 の NMR,
日本物理学会秋季大会, Sep. 2001.
128.新田 晋司, Takahito Saito, Ko-ichi Magishi, Kuniyuki Koyama, Kiyoshi Mizuno, 遠藤 慶三, 出口 博之 and 李 武煕 :
RE(Ni1-xPtx)2B2CのNMR II,
日本物理学会秋季大会, Sep. 2001.
129.安仲 美代子, 下田 直成, 出口 博之, 高木 精志, 丸山 美穂, Kuniyuki Koyama and Kiyoshi Mizuno :
超伝導セラミクスBPBOのグレイン間グラス転移,
日本物理学会秋季大会, Sep. 2001.
130.新居 守人, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, Kiyoshi Mizuno, 伊藤 靖二 and 永田 正一 :
Cu(Ir1-xTix)2S4 の NMR,
日本物理学会秋季大会, Sep. 2001.
131.Shinji Nitta, Takahito Saito, Ko-ichi Magishi, Kuniyuki Koyama, Kiyoshi Mizuno, Keizo Endo, Hiroyuki Deguchi and 李 武煕 :
RE(Ni1-xPtx)2B2CのNMR,
日本物理学会年次大会, Vol.56, No.1, 532, Mar. 2001.
132.東雲 康晃, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, Kiyoshi Mizuno, 松本 信洋 and 永田 正一 :
IrTe2125Te の NMR III,
日本物理学会年次大会, Vol.56, Mar. 2001.
133.Ko-ichi Magishi, 川上 正之, Takahito Saito, Kuniyuki Koyama, Kiyoshi Mizuno and 國井 暁 :
CexLa1-xB6 の NMR II,
日本物理学会年次大会, Vol.56, Mar. 2001.
134.萩原 亮, 山雄 健史, 西本 崇, Kuniyuki Koyama and 松浦 基浩 :
YBa2Cu4O8セラミクスのグレイン間秩序化過程における非線型応答の振る舞い,
日本物理学会年次大会, Vol.56, Mar. 2001.
135.中尾 裕則, Ko-ichi Magishi, 若林 裕助, 村上 洋一, Kuniyuki Koyama, 廣田 和馬, 遠藤 康夫 and 國井 暁 :
共鳴 X 線散乱手法による CeB6 における四重極秩序の観測,
第14回日本放射光学会年会放射光科学合同シンポジウム, Jan. 2001.
136.中尾 裕則, Ko-ichi Magishi, 若林 裕助, 村上 洋一, Kuniyuki Koyama, 廣田 和馬, 遠藤 康夫 and 國井 暁 :
共鳴 X 線散乱手法による CeB6 における四重極秩序の観測,
日本物理学会年次大会, Vol.55, Sep. 2000.
137.渡辺 初男, 出口 博之, 山本 周一, 高木 精志, Ko-ichi Magishi, Kuniyuki Koyama and Kiyoshi Mizuno :
ランダムな相互作用をもつ量子梯子系 Cu2(C5H12N2)2(Cl1-xBrx)4 の NMR,
日本物理学会年次大会, Vol.55, Sep. 2000.
138.新田 晋司, Takahito Saito, Ko-ichi Magishi, Kuniyuki Koyama, Kiyoshi Mizuno, 遠藤 慶三 and 出口 博之 :
RE(Ni1-xPtx)2B2CのNMR,
日本物理学会年次大会, Vol.55, Sep. 2000.
139.Kuniyuki Koyama, 長野 奈津代, Kiyoshi Mizuno, 出口 博之, 安仲 美代子, 馬場崎 智宏 and 高木 精志 :
YBCOセラミックスの階層的逐次相転移と圧力効果,
日本物理学会年次大会, Vol.55, Sep. 2000.
140.東雲 康晃, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, Kiyoshi Mizuno, 松本 信洋 and 永田 正一 :
IrTe2125Te の NMR II,
日本物理学会年次大会, Vol.55, Sep. 2000.
141.Ko-ichi Magishi, 川上 正之, Takahito Saito, Kuniyuki Koyama, Kiyoshi Mizuno and 國井 暁 :
CexLa1-xB6 の NMR,
日本物理学会年次大会, Vol.55, Sep. 2000.
142.Shinji Nitta, Takahito Saito, Ko-ichi Magishi, Kuniyuki Koyama and Kiyoshi Mizuno :
Y(Ni1-xPtx)2B2CのNMR,
日本物理学会·応用物理学会 中国四国支部例会 2000年度支部例会, 71, Jul. 2000.
143.東雲 康晃, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, Kiyoshi Mizuno, 松本 信洋 and 永田 正一 :
IrTe2125Te の NMR,
日本物理学会中国支部·四国支部·応用物理学会中国四国支部2000年度支部例会, Jul. 2000.
144.Hiroyuki Deguchi, Kouji Noda, Miyoko Yasunaka, Yuhei Mito, Seishi Takagi, Natsuyo Nagano, Kuniyuki Koyama and Kiyoshi Mizuno :
YBa2Cu3O7-yセラミックスのグレイン間グラス転移,
日本物理学会 2000年春の分科会, Mar. 2000.
145.東雲 康晃, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, Kiyoshi Mizuno, 松本 信洋 and 永田 正一 :
IrTe2125Te の NMR,
日本物理学会2000年春の分科会, Mar. 2000.
146.Ko-ichi Magishi, 川上 正之, Takahito Saito, Kuniyuki Koyama, Kiyoshi Mizuno and 國井 暁 :
Ce0.75La0.25B6 の NMR II,
日本物理学会2000年春の分科会, Mar. 2000.
147.Norihisa Tajiri, Takahito Saito, Ko-ichi Magishi, Kuniyuki Koyama, Kiyoshi Mizuno, 遠藤 慶三 and 出口 博之 :
Y(Ni1-xPtx)2B2CのNMR IV,
日本物理学会春の分科会, Mar. 2000.
148.野田 浩司, 出口 博之, 高木 精志 and Kuniyuki Koyama :
YBa2Cu4O8のグレイン間グラス転移の磁場依存,
第105回日本物理学会 九州支部例会, Nov. 1999.
149.Ko-ichi Magishi, 川上 正之, Takahito Saito, Kuniyuki Koyama, Kiyoshi Mizuno and 國井 暁 :
Ce0.75La0.25B6 の NMR,
日本物理学会秋の分科会, Sep. 1999.
150.山雄 健史, 山田 健明, 萩原 亮, 松浦 基浩 and Kuniyuki Koyama :
YBCOセラミクスの秩序化過程における動的性質,
日本物理学会秋の分科会, Sep. 1999.
151.野田 浩司, 出口 博之, 高木 精志, Kuniyuki Koyama and 松浦 基浩 :
YBa2Cu4O8のグレイン間グラス転移におけるスケーリング解析,
日本物理学会秋の分科会, Sep. 1999.
152.山雄 健史, 西村 直人, 山田 健明, 萩原 亮, 松浦 基浩 and Kuniyuki Koyama :
線型·非線型抵抗率にみるYBa2Cu4O8セラミクスのグレイン間秩序化,
日本物理学会年会, Vol.54, Mar. 1999.
153.Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, Kiyoshi Mizuno, 川上 正之 and 國井 暁 :
CeB6 の NMR,
日本物理学会年会, Vol.54, Mar. 1999.
154.Norihisa Tajiri, Takahito Saito, Ko-ichi Magishi, Kuniyuki Koyama, Kiyoshi Mizuno, Keizo Endo and Hiroyuki Deguchi :
Y(Ni1-xPtx)2B2CのNMR III,
日本物理学会年会, Vol.54, Mar. 1999.
155.野田 浩司, 渡辺 初男, 出口 博之, 高木 精志 and Kuniyuki Koyama :
YBa2Cu4O8のグレイン間グラス相における磁気的特性,
第104回 日本物理学会 九州支部例会, Dec. 1998.
156.Norihisa Tajiri, Takahito Saito, Ko-ichi Magishi, Kuniyuki Koyama, Kiyoshi Mizuno, Keizo Endo and Hiroyuki Deguchi :
Y(Ni1-xPtx)2B2CのNMR II,
日本物理学会秋の分科会, Sep. 1998.
157.出口 博之, 野田 浩司, 高木 精志, Kuniyuki Koyama and 松浦 基浩 :
YBa2Cu4O8のグレイン間グラス相における磁気的電気的特性,
日本物理学会秋の分科会, Sep. 1998.
158.Katsuko Miyake, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama and Kiyoshi Mizuno :
電子ドープ型超伝導体 Pr2CuO4-xFx の NMR,
日本物理学会中国支部·四国支部·応用物理学会中国四国1998年度支部例会, Aug. 1998.
159.Norihisa Tajiri, Takahito Saito, Ko-ichi Magishi, Kuniyuki Koyama and Kiyoshi Mizuno :
ボロカーバイド超伝導体 Y(Ni1-xPtx)2B2C の NMR,
日本物理学会中国支部·四国支部·応用物理学会中国四国1998年度支部例会, Aug. 1998.
160.内山 義章, Takahito Saito, Kuniyuki Koyama and Kiyoshi Mizuno :
RE(123)相におけるPr超伝導抑制効果の熱電能による評価 II,
日本物理学会年会, Vol.53, Apr. 1998.
161.Kiyoshi Mizuno, Takahito Saito, Naoki Oka, Kuniyuki Koyama, Keizo Endo and Hiroyuki Deguchi :
YNi2B2CにおけるTc以下でのNMR,
日本物理学会年会, Vol.53, Mar. 1998.
162.Takahito Saito, Heishiro Fudo, Kuniyuki Koyama, Kiyoshi Mizuno, Keizo Endo and Hiroyuki Deguchi :
Y(Ni1-xPtx)2B2CのNMR,
日本物理学会年会, Vol.53, Mar. 1998.
163.本郷 恒彦, 中野 寛信, 出口 博之, 高木 精志, Kuniyuki Koyama and 松浦 基浩 :
YBa2Cu4O8のグレイン間グラス相における磁気的·電気的特性,
第103回 日本物理学会 九州支部例会, Nov. 1997.

Et cetera, Workshop:

1.Ko-ichi Magishi, Mai Yamamoto, Takahito Saito, Kuniyuki Koyama, Manabu Takusari, Hirokazu Kato and Chihiro Sekine :
NMR study of filled skutterudite Pr0.90Ce0.10Ru4P12,
文部科学省科学研究費補助金 新学術領域研究(研究領域提案型) 「重い電子系の形成と秩序化」 第4回研究会, Jan. 2013.
2.出口 博之, 芦田 拓弥, 首藤 充弘, 美藤 正樹, 高木 精志, 萩原 亮 and Kuniyuki Koyama :
YBa2Cu4O8超伝導セラミクスのカイラルグラス相でのメモリ効果,
フラストレーションが創る新しい物性 最終報告会, 39, Jan. 2012.
3.Ko-ichi Magishi, Hitoshi Sugawara, Takahito Saito and Kuniyuki Koyama :
高圧合成CeFe4Sb12のSb-NQR,
文部科学省科学研究費補助金 新学術領域研究(研究領域提案型) 「重い電子系の形成と秩序化」 第3回研究会, Jun. 2011.
4.出口 博之, 萩原 亮 and Kuniyuki Koyama :
YBCO超伝導セラミクスのカイラルグラス相における磁気メモリ効果,
平成21年度成果報告会, P21, Jan. 2010.
5.萩原 亮, 島 龍夫, 出口 博之 and Kuniyuki Koyama :
YBa2Cu4O8 および関連複合系セラミクスのグレイン間秩序化過程,
平成21年度成果報告会, P3, Jan. 2010.
6.出口 博之, 正賓 竜也, 韓 輝, 美藤 正樹, 高木 精志, 萩原 亮 and Kuniyuki Koyama :
YBCO超伝導セラミクスのグラス転移における線形・非線形抵抗,
物性科学領域横断研究会 凝縮系科学の最前線, Nov. 2009.
7.Kuniyuki Koyama, 出口 博之 and 萩原 亮 :
超伝導セラミックスのグレイン間転移における線形・非線形抵抗,
物構研シンポジウム'09, 38(A-22)-38, Nov. 2009.
8.Ko-ichi Magishi, Hitoshi Sugawara, Ohta N., Takahito Saito and Kuniyuki Koyama :
NMR Measurements of Filled Skutterdites MPt4Ge12 (M = Sr, Ba, La),
文部科学省科学研究費補助金 新学術領域研究(研究領域提案型) 「重い電子系の形成と秩序化」 第2回研究会, Aug. 2009.
9.萩原 亮, 北田 亮平, 出口 博之 and Kuniyuki Koyama :
YBa2Cu4O8 と関連複合系超伝導セラミクスのグレイン間秩序化過程,
第4回トピカルミーティング「フラストレートとカイラリティ」, 5, Jul. 2009.
10.出口 博之, 正賓 竜也, 韓 輝, 萩原 亮 and Kuniyuki Koyama :
YBCO超伝導セラミクスのカイラルグラス相における線形・非線形抵抗,
第4回トピカルミーティング「フラストレートとカイラリティ」, 6, Jul. 2009.
11.Ko-ichi Magishi, Hitoshi Sugawara, 大田 尚志, Takahito Saito and Kuniyuki Koyama :
NMR Measurements of Filled Skutterudites MPt4Ge12 (M = Sr, Ba),
文部科学省科学研究費補助金 新学術領域研究(研究領域提案型) 「重い電子系の形成と秩序化」 第1回研究会, Mar. 2009.
12.萩原 亮, 出口 博之 and Kuniyuki Koyama :
citrate pyrolysis 前駆体を用いた超伝導弱結合ネットワーク系試料の合成とYBa2Cu4O8セラミクスのグレイン間秩序化過程の観測,
平成20年度領域成果報告会, PS-33, Jan. 2009.
13.出口 博之, 萩原 亮 and Kuniyuki Koyama :
YBCO超伝導セラミクスのカイラルグラス転移における電気抵抗,
平成20年度領域成果報告会, T-7, Jan. 2009.
14.Ko-ichi Magishi, 戸田 雅敏, Hitoshi Sugawara, Takahito Saito, Kuniyuki Koyama, 青木 勇二 and 佐藤 英行 :
NMR measurements of LaPt4Ge12 and CePt4Ge12,
文部科学省科学研究費補助金 特定領域研究 「充填スクッテルダイト構造に創出する新しい量子多電子状態の展開」 第6回研究会, Jul. 2008.
15.Kuniyuki Koyama, 神田 悟, Takahito Saito, Ko-ichi Magishi, Hitoshi Sugawara, 萩原 亮, 田中 晋吾 and 島 龍夫 :
超伝導セラミックスの二段階転移における非線型電気伝導に対する磁場および電流効果,
第1回トピカルミーティング「フラストレート新規物質」, 50, Jan. 2008.
16.森 育子, Hitoshi Sugawara, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, 菊地 大輔, 田中 謙弥 and 佐藤 英行 :
Electrical and magnetic properties in RFe4Sb12 (R = Pr, Sm) single crystals,
文部科学省科学研究費補助金 特定領域研究 「充填スクッテルダイト構造に創出する新しい量子多電子状態の展開」 第5回研究会, Jan. 2007.
17.Ko-ichi Magishi, Hitoshi Sugawara, Takahito Saito, Kuniyuki Koyama, 関根 ちひろ, 武田 圭生 and 城谷 一民 :
NMR study of filled skutterudites with heavy lanthanide GdFe4P12 and TbFe4P12,
文部科学省科学研究費補助金 特定領域研究 「充填スクッテルダイト構造に創出する新しい量子多電子状態の展開」 第5回研究会, Jan. 2007.
18.岩橋 由典, Ko-ichi Magishi, Hitoshi Sugawara, Takahito Saito and Kuniyuki Koyama :
NMR study of filled skutterudite compound EuRu4P12,
スクッテルダイト若手夏の学校, Aug. 2006.
19.森 育子, Hitoshi Sugawara, Ko-ichi Magishi, Takahito Saito, Kuniyuki Koyama, 菊地 大輔, 田中 謙弥 and 佐藤 英行 :
Single crystal growth and physical properties of RFe4Sb12 (R = La, Ce, Pr),
スクッテルダイト若手夏の学校, Aug. 2006.
20.岩橋 由典, Ko-ichi Magishi, Hitoshi Sugawara, Takahito Saito and Kuniyuki Koyama :
充填スクッテルダイト化合物EuRu4P12のNMR,応用物理学会·日本物理学会·日本物理教育学会中国四国支部会講演会,
Jul. 2006.
21.Ko-ichi Magishi, 中井 祐介, 石田 憲二, Hitoshi Sugawara, 森 育子, Takahito Saito and Kuniyuki Koyama :
NMR/NQR studies of LaFe4Sb12 and CeFe4Sb12,
文部科学省科学研究費補助金 特定領域研究 「充填スクッテルダイト構造に創出する新しい量子多電子状態の展開」 第4回研究会, Jun. 2006.
22.出口 博之 and Kuniyuki Koyama :
YBCO超伝導セラミックスににおけるカイラルグラス相と常磁性マイスナー効果,
物性研だより, Vol.42, No.3, 39, Sep. 2002.
23.松浦 基浩 and Kuniyuki Koyama :
量子揺動系におけるカイラル秩序化の可能性をめぐって,
物性研だより, Vol.42, No.3, 55, Sep. 2002.
24.Kuniyuki Koyama, 長野 奈津代, Kiyoshi Mizuno, 出口 博之, 安仲 美代子, 馬場崎 智宏 and 高木 精志 :
YBCO超伝導セラミックスの階層的逐次相転移と圧力効果,
物性研究, Vol.75, No.1, 166-169, Oct. 2000.
25.Kuniyuki Koyama, Kiyoshi Mizuno, Hiroyuki Deguchi and Seishi Takagi :
Chiral-Glass Transition in Nanocluster Superconducting Network,
Proceedings of the Workshop on the Meso-sized Materials and Devices (I), 30-33, Aug. 2000.
26.Kuniyuki Koyama :
超伝導セラミックスの逐次相転移,
シンポジウム「強相関系物質における量子転移の圧力効果」実施報告書, 46-49, Jul. 1999.
27.松浦 基浩, 河内 正治, 三好 清貴, 萩原 亮 and Kuniyuki Koyama :
超伝導セラミックスの逐次相転移と非線型磁気応答,
物性研究, Vol.64, No.5, 580-583, Aug. 1995.
28.Kuniyuki Koyama, 丹下 貴志 and Kiyoshi Mizuno :
EPMAによる銅イオンの状態分析,
1995年度第2回「薄膜·表面物理分科会」研究会最先端材料の薄膜化と分析, 33-36, Jul. 1995.
29.松浦 基浩 and Kuniyuki Koyama :
S=1/2,2DH的反強磁性体の臨界現象,
物性研究, Vol.53, No.3, 580-583, Dec. 1989.
30.山田 誠之, 小川 隆雄, 三木 健, 立木 秀康, 角田 範義, 上野 昭史, 鈴木 康司, Kuniyuki Koyama, 野口 精一郎 and 山田 守 :
噴霧燃焼法による酸化物超伝導膜の作製,
Journal of the Japan Society of Powder and Powder Metallurgy, Vol.35, No.9, 861-864, Dec. 1988.

Grants-in-Aid for Scientific Research (KAKEN Grants Database @ NII.ac.jp)

  • Ordered structure and its fluctuation of superconductive ceramics as frustrated systems (Project/Area Number: 12440107 )
  • ^<13>C NMR in borocarbide superconductor (Project/Area Number: 08640464 )
  • (Y_<1-x>Pr_x)Ba_2Cu_3O_7系のCu-核四重極共鳴による研究 (Project/Area Number: 08227233 )
  • Oxygen Concentration Dependence of Pr-Suppression Effect on Superconductivity in (123) Phase Oxide Superconductor (Project/Area Number: 07640483 )
  • Ordering Process and Dynamics of "Ceramics" (Project/Area Number: 05452063 )
  • 酸化物超伝導体における結晶粒界の制御と評価 (Project/Area Number: 01644519 )
  • Superconducting properties of iron-containing ternary silicides Lu-Fe-Si (Project/Area Number: 61540231 )
  • Search by Researcher Number (40170394)