発表年月
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タイトル/共同研究者
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掲載誌
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巻・号・頁
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学術機関等
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2025/01 |
Dielectric properties depend on the crystal structure of perovskite-type RbTaO<inf>3</inf> synthesized at high pressure
Kimitoshi Murase, Jun Ichi Yamaura, Yousuke Hamasaki, Takeharu Kato, Hajime Sagayama, Ayako Yamamoto
|
Dalton Transactions |
54巻
6号
2252から
2256ページまで
|
|
2024/05 |
Comparative study of a high-entropy metal disulfide and its parent compounds using x-ray absorption spectroscopy
Anna Z. Laila, Truc Ly Nguyen, Ryota Furui, Abhijeet Shelke, Fan-Hsiu Chang, Hong-Ji Lin, Chien-Te Chen, Satoru Hamamoto,
Atsushi Fujimori, Takashi Mizokawa, Ashish Chainani, Ayako Yamamoto
|
Physical Review B |
109巻
19号
|
American Physical Society (APS) |
2024/05 |
High-pressure evolution of novel R<inf>2</inf>CuTiO<inf>6</inf> (R = Tb ? Lu) perovskite phases
Linda Sederholm, Edmondo Gilioli, Davide Delmonte, Ayako Yamamoto, Maarit Karppinen
|
Solid State Sciences |
151巻
|
|
2024/01 |
Toward Elucidating the Mechanism of High-<i>T</i><sub>c</sub> Superconducting Cuprates, the Long-Awaited High-Quality Single
Crystal of Hg-1223
Ayako Yamamoto
|
JPSJ News and Comments |
21巻
|
Physical Society of Japan |
2024/01 |
Crystal structure and properties of perovskite-type rubidium niobate, a high-pressure phase of RbNbO3
Ayako Yamamoto, Kimitoshi Murase, Takeru Sato, Kazumasa Sugiyama, Toru Kawamata, Yoshiyuki Inaguma, Jun-ichi Yamaura, Kazuki
Shitara, Rie Yokoi, Hiroki Moriwake
|
Dalton Transactions |
|
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2023/07 |
日本磁気学会第243回研究会/第72回化合物新磁性専門研究会要旨集
山本文子
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日本磁気学会第243回研究会/第72回化合物新磁性専門研究会要旨集 |
243巻
13から
16ページまで
|
|
2022/11 |
What is in a name: Defining “high entropy” oxides
Matthew Brahlek, Maria Gazda, Veerle Keppens, Alessandro R. Mazza, Scott J. McCormack, Aleksandra Mielewczyk-Gry?, Brianna
Musico, Katharine Page, Christina M. Ros, Susan B. Sinno, Cormac Toher, Thomas Z. Ward, Ayako Yamamoto
|
APL Materials |
10巻
11号
110902から
110902ページまで
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AIP Publishing |
2022/08 |
超高圧合成法を用いた環境機能材料の開発
山本文子
|
油空圧技術 |
61巻
8号
31から
36ページまで
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2022/08 |
High-Pressure Synthesis of High-Entropy Metal Disulfides with Pyrite-Type Structure
Anna Z. Laila, Marco Fronzi, Shinya Kumegai, Kazumasa Sugiyama, Ryota Furui, Ayako Yamamoto
|
Journal of the Physical Society of Japan |
91巻
8号
|
|
2022/06 |
高エントロピー金属カルコゲナイドの高圧合成
山本文子
|
高圧力の科学と技術 |
32巻
2号
86から
93ページまで
|
|
2022/04 |
Formation of the Metastable Iron (III) Germanate Fe<sub>2</sub>GeO<sub>5</sub> through Kinetic Control of the Oxidative Reaction
Kazuo Kakimoto, Yoshiaki Ohki, Saki Takada, Yuya Haraguchi, Ayako Yamamoto, Hiroko Aruga Katori
|
Chemistry Letters |
51巻
4号
451から
454ページまで
|
The Chemical Society of Japan |
2022/01 |
High-Pressure Synthesis of High-Entropy Metal-Chalcogenides
Ayako Yamamoto
|
Review of High Pressure Science and Technology/Koatsuryoku No Kagaku To Gijutsu |
32巻
2号
86から
93ページまで
|
|
2020/01 |
Growth of polycrystalline Pr4Ni3O10 thin films for intermediate temperature solid oxide fuel cell cathode by radio frequency
magnetron co-sputtering
Patrick Laffez, Quentin Simon, Yuhei Kikuchi, Richard Retoux, Fabien Giovannelli, Ayako Yamamoto
|
Thin Solid Films |
693巻
137705から
137705ページまで
|
Elsevier BV |
2019/08 |
Magnetic Study of the Lower Critical Field of Organic Superconductor λ-(BETS)2GaCl4
Dita Puspita Sari, Koichi Hiraki, Takehito Nakano, Masayuki Hagiwara, Yasuo Nozue, Takumi Kusakawa, Akiko Hori, Ayako Yamamoto,
Isao Watanabe, Yasuyuki Ishii
|
Materials Science Forum |
966巻
296から
301ページまで
|
|
2019/07 |
Diagonal nematicity in the pseudogap phase of HgBa2CuO4+δ
H. Murayama, Y. Sato, R. Kurihara, S. Kasahara, Y. Mizukami, Y. Kasahara, H. Uchiyama, A. Yamamoto, E.-G. Moon, J. Cai, J.
Freyermuth, M. Greven, T. Shibauchi, Y. Matsuda
|
Nature Communications |
10巻
3282から
|
|
2018/12 |
Charge Dynamics and Metal-Insulator Transition in Perovskite SrIr1-xSnxO3
J. Fujioka, T. Okawa, M. Masuko, A. Yamamoto, Y. Tokura
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J. Phys. Soc. Jpn. |
87巻
12号
|
|
2018/07 |
Cu hyperfine coupling constants of HgBa<inf>2</inf>CaCu<inf>2</inf>O<inf>6+δ</inf>
Yutaka Itoh, Takato MacHi, Ayako Yamamoto
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Journal of Physics: Conference Series |
1054巻
|
|
2017/12 |
Magnetic susceptibility of optimally doped HgBa2CuO4+delta
Yutaka Itoh, Takato Machi, Ayako Yamamoto
|
PHYSICAL REVIEW B |
96巻
23号
|
|
2017/07 |
Evidence for Weakly Correlated Oxygen Holes in the Highest-Tc Cuprate Superconductor HgBa2Ca2Cu3O8+δ
A. Chainani, M. Sicot, Y. Fagot-Revurat, G. Vasseur, J. Granet, B. Kierren, L. Moreau, M. Oura, A. Yamamoto, Y. Tokura, D.
Malterre
|
Phys. Rev. Lett. |
119巻
5号
5700から
|
|
2017/03 |
Correlated Dirac semimetallic state with unusual positive magnetoresistance in strain-free perovskite SrIrO3
J. Fujioka, T. Okawa, A. Yamamoto, Y. Tokura
|
PHYSICAL REVIEW B |
95巻
12号
|
|
2017/03 |
Ultraslow fluctuations in the pseudogap states of HgBa2CaCu2O6+delta
Yutaka Itoh, Takato Machi, Ayako Yamamoto
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PHYSICAL REVIEW B |
95巻
9号
|
|
2017/03 |
S=1/2 quantum critical spin ladders produced by orbital ordering in Ba2CuTeO6
A. S. Gibbs, A. Yamamoto, A. N. Yaresko, K. S. Knight, H. Yasuoka, M. Majumder, M. Baenitz, P. J. Saines, J. R. Hester, D.
Hashizume, A. Kondo, K. Kindo, H. Takagi
|
PHYSICAL REVIEW B |
95巻
10号
|
|
2015/12 |
High pressure effects revisited for the cuprate superconductor family with highest critical temperature
Ayako Yamamoto, Nao Takeshita, Chieko Terakura, Yoshinori Tokura
|
NATURE COMMUNICATIONS |
6巻
|
|
2015/04 |
Coexistence of Monochalocogen and Dichalocogen Ions in BiSe2 and BiS2 Crystals Prepared at High Pressure
Ayako Yamamoto, Daisuke Hashizume, Mohammad Saeed Bahramy, Yoshinori Tokura
|
INORGANIC CHEMISTRY |
54巻
8号
4114から
4119ページまで
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2015/02 |
Thermal conductivity across the metal-insulator transition in the single-crystalline hyperkagome antiferromagnet Na3+xIr3O8
B. Fauque, Xiaofeng Xu, A. F. Bangura, E. C. Hunter, A. Yamamoto, K. Behnia, A. Carrington, H. Takagi, N. E. Hussey, R. S.
Perry
|
PHYSICAL REVIEW B |
91巻
7号
|
|
2014/09 |
水銀を含む遷移金属酸化物;その高圧合成と物質としての多様性
山本文子
|
Review of High Pressure Science and Technology/Koatsuryoku No Kagaku To Gijutsu |
24巻
3号
188から
194ページまで
|
Japan Society of High Pressure Science and Technology |
2013/06 |
4d/5d電子系酸化物の特異な物性 パイロクロア型ルテニウム酸化物の金属絶縁体転移
山本文子
|
セラミックス |
48巻
6号
442から
446ページまで
|
日本セラミックス協会 |
2013/02 |
Zero Resistivity above 150K in HgBa2Ca2Cu3O8+delta at High Pressure
Nao Takeshita, Ayako Yamamoto, Akira Iyo, Hiroshi Eisaki
|
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN |
82巻
2号
|
|
2013/01 |
Quantifying covalency and metallicity in correlated compounds undergoing metal-insulator transitions
Chainani, Ashish, Yamamoto, Ayako, Matsunami, Masaharu, Eguchi, Ritsuko, Taguchi, Munetaka, Takata, Yasutaka, Takagi, Hidenori,
Shin, Shik, Nishino, Yoshinori, Yabashi, Makina, Tamasaku, Kenji, Ishikawa, Tetsuya
|
Physical Review B |
87巻
4号
45108から
|
|
2013/01 |
Quantifying covalency and metallicity in correlated compounds undergoing metal-insulator transitions
Ashish Chainani, Ayako Yamamoto, Masaharu Matsunami, Ritsuko Eguchi, Munetaka Taguchi, Yasutaka Takata, Hidenori Takagi, Shik
Shin, Yoshinori Nishino, Makina Yabashi, Kenji Tamasaku, Tetsuya Ishikawa
|
PHYSICAL REVIEW B |
87巻
4号
|
|
2012/06 |
Strong Coupling Superconductivity at 8.4 K in an Antiperovskite Phosphide SrPt3P
T. Takayama, K. Kuwano, D. Hirai, Y. Katsura, A. Yamamoto, H. Takagi
|
PHYSICAL REVIEW LETTERS |
108巻
23号
|
|
2011/03 |
Metal-Insulator Transition and Magnetic Order in the Pyrochlore Oxide Hg2Ru2O7
Makoto Yoshida, Masashi Takigaway, Ayako Yamamoto, Hidenori Takagi
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JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN |
80巻
3号
|
|
2011/01 |
Superconducting Phase at 7.7 K in the HgxReO3 Compound with a Hexagonal Bronze Structure
Kenya Ohgushi, Ayako Yamamoto, Yoko Kiuchi, Chandreyee Ganguli, Kazuyuki Matsubayashi, Yoshiya Uwatoko, Hidenori Takagi
|
PHYSICAL REVIEW LETTERS |
106巻
1号
|
|
2010/12 |
Superconductivity in 4d and 5d transition metal layered pnictides BaRh2P2, BaIr2P2 and SrIr2As2
D. Hirai, T. Takayama, D. Hashizume, R. Higashinaka, A. Yamamoto, A. K. Hiroko, H. Takagi
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PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS |
470巻
|
|
2010/12 |
On the possibility of MgB2-like superconductivity in potassium hexaboride
Yukari Katsura, Ayako Yamamoto, Hiraku Ogino, Shigeru Horii, Jun-ichi Shimoyama, Kohji Kishio, Hidenori Takagi
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PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS |
470巻
|
|
2010/10 |
Ten Layered Hexagonal Perovskite Sr5Ru5-xO15 (x=0.90), a Weak Ferromagnet with a Giant Coercive Field H-c similar to 12 T
Ayako Yamamoto, Daisuke Hashizume, Hiroko Aruga Katori, Takahiko Sasaki, Eiji Ohmichi, Terukazu Nishizaki, Norio Kobayashi,
Hidenori Takagi
|
CHEMISTRY OF MATERIALS |
22巻
20号
5712から
5717ページまで
|
|
2010/09 |
Magnetic ground state of pyrochlore oxides close to metal-insulator boundary probed by muon spin rotation
M. Miyazaki, R. Kadono, K. H. Satoh, M. Hiraishi, S. Takeshita, A. Koda, A. Yamamoto, H. Takagi
|
Physical Review B - Condensed Matter and Materials Physics |
82巻
9号
|
|
2010/09 |
Magnetic ground state of pyrochlore oxides close to metal-insulator boundary probed by muon spin rotation
M. Miyazaki, R. Kadono, K. H. Satoh, M. Hiraishi, S. Takeshita, A. Koda, A. Yamamoto, H. Takagi
|
PHYSICAL REVIEW B |
82巻
9号
|
|
2008/08 |
Hydrogen Evolution Reaction Catalyzed by Proton-Coupled Redox Cycle of 4,4′-Bipyridine Monolayer Adsorbed on Silver Electrodes
UCHIDA Taro, MOGAMI Hirokazu, YAMAKATA Akira, SASAKI Yoichi, OSAWA Masatoshi
|
J Am Chem Soc |
130巻
33号
10862から
|
|
2007/07 |
'Metal-Insulator transition in a pyrochlore-type ruthenium oxide, H92RU207' - Erratum
Ayako Yamamoto, Peter A. Sharma, Yoshihiko Kamoto, Aiko Nakao, Hiroko Aruga Katori, Seiji Niitaka, Daisuke Hashizume, Hidenori
Takagi
|
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN |
76巻
7号
|
|
2007/06 |
Pressure-induced transition from a correlated insulator to a Fermi liquid observed in geometrically frustrated Hg2Ru2O7 pyrochlore
Nao Takeshita, Chieko Terakura, Yoshinori Tokura, Ayako Yamamoto, Hidenori Takagi
|
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN |
76巻
6号
|
|
2007/04 |
Metal-insulator transition in a pyrochlore-type ruthenium oxide, Hg2Ru2O7
Ayako Yamamoto, Peter A. Sharma, Yoshihiko Okamoto, Aiko Nakao, Hiroko Aruga Katori, Seiji Niitaka, Daisuke Hashizume, Hidenori
Takagi
|
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN |
76巻
4号
|
|
2006/01 |
Phonon softening in HgBa<inf>2</inf>CuO<inf>4+δ</inf>and MgB<inf>2</inf>
H. Uchiyama, A. Q.R. Baron, S. Tsutsui, Y. Tanaka, D. Ishikawa, S. Lee, W. Z. Hu, A. Yamamoto, R. Heid, K. P. Bohnen, T. Ishikawa,
T. Ishikawa, S. Tajima, Y. Endoh
|
Journal of Physics and Chemistry of Solids |
67巻
1-3号
294から
297ページまで
|
|
2005/11 |
Effects of carbon incorporation on doping state of YBa2Cu3Oy
A Yamamoto, K Hirose, Y Itoh, T Kakeshita, S Tajima
|
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS |
432巻
3-4号
315から
315ページまで
|
|
2005/05 |
Effects of carbon incorporation on doping state of YBa2Cu3Oy
A Yamamoto, K Hirose, Y Itoh, T Kakeshita, S Tajima
|
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS |
421巻
1-4号
1から
9ページまで
|
|
2004/10 |
Carbon-substitution effect on superconducting properties in MgB2 single crystals
T Masui, S Lee, A Yamamoto, H Uchiyama, S Tajima
|
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS |
412巻
303から
306ページまで
|
|
2004/10 |
Crystal growth of C-doped MgB2 superconductors: accidental doping and inhomogeneity
S Lee, T Masui, A Yamamoto, H Uchiyama, S Tajima
|
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS |
412巻
31から
35ページまで
|
|
2004/09 |
Metallization of La1/3NbO3 by lithium incorporation
A Yamamoto, H Uchiyama, S Tajima
|
MATERIALS RESEARCH BULLETIN |
39巻
11号
1691から
1699ページまで
|
|
2004/07 |
Anomalous vortex liquid-to-glass transition line in twinned YBa2Cu3O7-delta
T Naito, H Iwasaki, T Nishizaki, N Kobayashi
|
PHYSICAL REVIEW B |
70巻
1号
|
|
2004/05 |
Softening of Cu-O bond stretching phonons in tetragonal HgBa <inf>2</inf>CuO<inf>4+δ</inf>
H. Uchiyama, A. Q.R. Baron, S. Tsutsui, Y. Tanaka, W. Z. Hu, A. Yamamoto, S. Tajima, Y. Endoh
|
Physical Review Letters |
92巻
19号
|
|
2004/01 |
Phonon softening in HgBa2CuO4+delta observed by inelastic X-ray scattering
H Uchiyama, AQR Baron, S Tsutsui, Y Tanaka, NZ Hu, A Yamamoto, S Tajima, Y Endoh
|
PHYSICA STATUS SOLIDI C: CURRENT TOPICS IN SOLID STATE PHYSICS, VOL. 1, NO. 11 |
1巻
11号
3130から
3133ページまで
|
|
2004/01 |
Phonon softening in HgBa2CuO4+δ observed by inelastic X-ray scattering
H. Uchiyama, A. Q.R. Baron, S. Tsutsui, Y. Tanaka, W. Z. Hu, A. Yamamoto, S. Tajima, Y. Endoh
|
Physica Status Solidi C: Conferences |
1巻
11号
3130から
3133ページまで
|
|
2003/12 |
Vortex slush regime in the Josephson vortex phase diagram of 60-K YBa2Cu3O7-delta single crystals
T Naito, H Iwasaki, T Nishizaki, S Haraguchi, Y Kawabata, K Shibata, N Kobayashi
|
PHYSICAL REVIEW B |
68巻
22号
|
|
2003/10 |
Features of the electron density in magnesium diboride: Reconstruction from X-ray diffraction data and comparison with TB-LMTO
and FPLO calculations
V. Tsirelson, A. Stash, M. Kohout, H. Rosner, H. Mori, S. Sato, S. Lee, A. Yamamoto, S. Tajima, Yu Grin
|
Acta Crystallographica Section B: Structural Science |
59巻
5号
575から
583ページまで
|
|
2003/10 |
Carbon-substituted MgB2 single crystals
S Lee, T Masui, A Yamamoto, H Uchiyama, S Tajima
|
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS |
397巻
1-2号
7から
13ページまで
|
|
2003/07 |
Determination of the Fermi surface of MgB2 by the de Haas-van Alphen effect
A Carrington, PJ Meeson, Cooper, JR, L Balicas, NE Hussey, EA Yelland, S Lee, A Yamamoto, S Tajima, SM Kazakov, J Karpinski
|
PHYSICAL REVIEW LETTERS |
91巻
3号
|
|
2003/05 |
De Haas-van Alphen effect in single crystal MgB2
A Carrington, Cooper, JR, NE Hussey, PJ Meeson, EA Yelland, S Lee, A Yamamoto, S Tajima
|
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS |
388巻
105から
106ページまで
|
|
2003/05 |
Effect of heavy-ion irradiation on the pinning properties of MgB2
N Chikumoto, A Yamamoto, M Konczykowski, M Murakami
|
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS |
388巻
167から
168ページまで
|
|
2003/05 |
Experimental study of electron-phonon interaction in MgB2
S Tajima, T Masui, J Quilty, S Lee, A Yamamoto, A Yamanaka
|
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS |
388巻
103から
104ページまで
|
|
2003/05 |
A Raman scattering study of superconductivity in MgB2
JW Quilty, S Lee, A Yamamoto, S Tajima, A Yamanaka
|
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS |
388巻
131から
132ページまで
|
|
2003/02 |
Crystal growth and characterization of MgB2: the relation between structural and superconducting properties
S Lee, T Masui, H Mori, Y Eltsev, A Yamamoto, S Tajima
|
SUPERCONDUCTOR SCIENCE & TECHNOLOGY |
16巻
2号
213から
220ページまで
|
|
2003/01 |
Electronic structure of B 2pσ and pπ states in MgB<inf>2</inf>, AlB<inf>2</inf>, and ZrB<inf>2</inf>single crystals
Jin Nakamura, Shin ya Nasubida, Eiki Kabasawa, Hisashi Yamazaki, Nobuyoshi Yamada, Kazuhiko Kuroki, Masamitsu Watanabe, Tamio
Oguchi, Sergey Lee, Ayako Yamamoto, Setsuko Tajima, Yuji Umeda, Shin Minakawa, Noriaki Kimura, Haruyoshi Aoki, Shigeki Otani,
Shik Shin, Shik Shin, Thomas A. Callcott, David L. Ederer, Jonathan D. Denlinger, Rupert C.C. Perera
|
Physical Review B - Condensed Matter and Materials Physics |
68巻
6号
|
|
2002/12 |
High-pressure synthesis of superconducting Nb1-xB2 (x=0-0.48) with the maximum T-c=9.2 K
A Yamamoto, C Takao, T Masui, M Izumi, S Tajima
|
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS |
383巻
3号
197から
206ページまで
|
|
2002/10 |
Magnetization behavior of MgB2 and the effect of high energy heavy-ion irradiation
N Chikumoto, A Yamamoto, M Konczykowski, M Murakami
|
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS |
378巻
466から
469ページまで
|
|
2002/10 |
Transport properties of MgB2 single crystal
T Masui, S Lee, A Yamamoto, S Tajima
|
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS |
378巻
216から
219ページまで
|
|
2002/10 |
Single crystals of MgB2 superconductor grown under high-pressure in Mg-B-N system
S Lee, A Yamamoto, H Mori, Y Eltsev, T Masui, S Tajima
|
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS |
378巻
33から
37ページまで
|
|
2002/10 |
Raman scattering measurement of the superconducting gap character in MgB2 single crystals
JW Quilty, S Lee, A Yamamoto, S Tajima
|
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS |
378巻
38から
42ページまで
|
|
2002/08 |
Electronic state of MgB2 superconductor
S Tajima, T Masui, H Uchiyama, JW Quilty, Y Eltsev, S Lee, A Yamamoto, H Mori
|
CURRENT APPLIED PHYSICS |
2巻
4号
315から
319ページまで
|
|
2002/08 |
Peak effect in single crystal MgB<inf>2</inf>superconductor for H ∥ c-axis
M. Pissas, S. Lee, A. Yamamoto, S. Tajima
|
Physical Review Letters |
89巻
9号
970021から
970024ページまで
|
|
2002/06 |
Phonon contribution to the transport properties of single-crystal MgB2
T Masui, K Yoshida, S Lee, A Yamamoto, S Tajima
|
PHYSICAL REVIEW B |
65巻
21号
|
|
2002/06 |
Phonon contribution to the transport properties of single-crystal MgB<inf>2</inf>
T. Masui, K. Yoshida, S. Lee, A. Yamamoto, S. Tajima
|
Physical Review B - Condensed Matter and Materials Physics |
65巻
2145131から
2145134ページまで
|
|
2002/05 |
de Haas-van Alphen effect in single crystal MgB2
EA Yelland, Cooper, JR, A Carrington, NE Hussey, PJ Meeson, S Lee, A Yamamoto, S Tajima
|
PHYSICAL REVIEW LETTERS |
88巻
21号
2170021から
2170024ページまで
|
|
2002/03 |
Effects of Zn substitution on the superconductivity and pseudogap in HgBa2CuO4+delta with various doping levels
A Yamamoto, K Minami, WZ Hu, A Miyakita, M Izumi, S Tajima
|
PHYSICAL REVIEW B |
65巻
10号
|
|
2002/03 |
Effects of Zn substitution on the superconductivity and pseudogap in HgBa<inf>2</inf>CuO<inf>4+δ</inf> with various doping
levels
A. Yamamoto, K. Minami, W. Z. Hu, A. Miyakita, M. Izumi, S. Tajima
|
Physical Review B - Condensed Matter and Materials Physics |
65巻
1045051から
1045057ページまで
|
|
2002/03 |
Electron density distribution in a single crystal of Mg1-xB2 [x=0.045(5)]
H Mori, S Lee, A Yamamoto, S Tajima, S Sato
|
PHYSICAL REVIEW B |
65巻
9号
|
|
2002/03 |
Electron density distribution in a single crystal of Mg<inf>1-x</inf>B<inf>2</inf> [x=0.045(5)]
H. Mori, S. Lee, A. Yamamoto, S. Tajima, S. Sato
|
Physical Review B - Condensed Matter and Materials Physics |
65巻
925071から
925074ページまで
|
|
2002/02 |
Superconducting gap in MgB2: Electronic Raman scattering measurements of single crystals
JW Quilty, S Lee, A Yamamoto, S Tajima
|
PHYSICAL REVIEW LETTERS |
88巻
8号
|
|
2002/01 |
Kinetic study of (Bi,Pb)2Sr2Ca2Cu3O10+x phase formation in KCl flux
Sergey Lee, Ayako Yamamoto, Setsuko Tajima
|
Journal of Materials Research |
17巻
9号
2281から
2285ページまで
|
Materials Research Society |
2002/01 |
Crystal growth of Bi2Sr2Ca2Cu3O10+x and (Bi,Pb)2Sr2Ca2Cu3O10+x by the KCl flux method
Sergey Lee, Ayako Yamamoto, Setsuko Tajima
|
Journal of Materials Research |
17巻
9号
2286から
2293ページまで
|
Materials Research Society |
2002/01 |
Exponential temperature dependence of the penetration depth in single crystal MgB2
F Manzano, A Carrington, NE Hussey, S Lee, A Yamamoto, S Tajima
|
PHYSICAL REVIEW LETTERS |
88巻
4号
470021から
470024ページまで
|
|
2002/01 |
超電導 高温超電導の現状と展望
和泉 充, 山本 文子
|
マリンエンジニアリング |
37巻
5号
345から
353ページまで
|
The Japan Institute of Marine Engineering |
2002/01 |
Electron density distribution in a single crystal of (formula presented) (formula presented)
H. Mori, S. Lee, A. Yamamoto, S. Tajima, S. Sato
|
Physical Review B - Condensed Matter and Materials Physics |
65巻
9号
1から
4ページまで
|
|
2002/01 |
Effects of Zn substitution on the superconductivity and pseudogap in (formula presented) with various doping levels
A. Yamamoto, K. Minami, W. Z. Hu, A. Miyakita, M. Izumi, S. Tajima
|
Physical Review B - Condensed Matter and Materials Physics |
65巻
10号
1から
7ページまで
|
|
2001/12 |
Thermoelectric power and resistivity of HgBa<inf>2</inf>CuO<inf>4+δ</inf> over a wide doping range
Ayako Yamamoto, Wei Zhi Hu, Wei Zhi Hu, Setsuko Tajima
|
Physical Review B - Condensed Matter and Materials Physics |
63巻
2号
|
|
2001/12 |
Nd/Ba substitution and oxygen deficiency effects on the pinning properties of NdBa<inf>2</inf>Cu<inf>3</inf>O<inf>7-δ</inf>
single crystals
S. Shibata, K. Nakao, A. Yamamoto, Y. Feng, A. K. Pradhan, T. Machi, N. Koshizuka
|
Materials Research Society Symposium - Proceedings |
659巻
|
|
2001/09 |
In-plane anisotropy of the resistivity in 60 KYBCO single crystal under magnetic field
T Naito, S Haraguchi, T Suzuki, H Iwasaki, T Sasaki, T Nishizaki, K Shibata, N Kobayashi
|
PHYSICA C |
362巻
310から
313ページまで
|
|
2001/08 |
Nd/Ba substitution and oxygen deficiency effects on the pinning properties of Nd<inf>1+x</inf>Ba<inf>2-x</inf>Cu<inf>3</inf>O<inf>7-δ</inf>
single crystals
S. Shibata, A. Yamamoto, Y. Feng, A. K. Pradhan, T. Machi, N. Koshizuka
|
Physica C: Superconductivity and its Applications |
357巻
523から
526ページまで
|
|
2001/08 |
Fast synthesis and single crystal growth of Pb-free and Pb-doped Bi-2223 superconductors using alkali chlorides flux technique
S Lee, A Yamamoto, S Tajima
|
PHYSICA C |
357巻
341から
344ページまで
|
|
2001/08 |
Growth, structure analysis and anisotropic superconducting properties of MgB2 single crystals
S Lee, H Mori, T Masui, Y Eltsev, A Yamamoto, S Tajima
|
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN |
70巻
8号
2255から
2258ページまで
|
|
2001/05 |
Fourfold symmetric anisotropy in the CuO2 planes of 60-K YBa2Cu3O7-delta single crystals
T Naito, S Haraguchi, H Iwasaki, T Sasaki, T Nishizaki, K Shibata, N Kobayashi
|
PHYSICAL REVIEW B |
63巻
17号
|
|
2001/04 |
Superconducting and structural properties of nearly carbonate-free HgBa<inf>2</inf>CuO<inf>4+δ</inf>
Ayako Yamamoto, Wei Zhi Hu, Wei Zhi Hu, Fujio Izumi, Setsuko Tajima
|
Physica C: Superconductivity and its Applications |
351巻
4号
329から
340ページまで
|
|
2001/01 |
Extended range of superconducting bismuthates K1-xAxBiO3 (A = La, Bi, and Ca)
N. R. Khasanova, K. Yoshida, A. Yamamoto, S. Tajima
|
Physica C: Superconductivity and its Applications |
356巻
1-2号
12から
22ページまで
|
|
2001/01 |
Effects of metal substitution on superconductivity and crystal structure of HgBa<inf>2</inf>CuO<inf>4+δ</inf>
W. Z. Hu, W. Z. Hu, A. Yamamoto, M. Izumi, S. Tajima
|
Physica C: Superconductivity and its Applications |
356巻
1-2号
141から
148ページまで
|
|
2001/01 |
Zn-substitution effects on superconductivity and pseudogap in HgBa<inf>2</inf>CuO<inf>4+δ</inf> over a wide doping range
A. Yamamoto, K. Minami, K. Minami, W. Z. Hu, W. Z. Hu, M. Izumi, S. Tajima
|
Physica C: Superconductivity and its Applications |
357-360巻
34から
38ページまで
|
|
2001/01 |
MEM-based structure-refinement system REMEDY and its applications
F Izumi, S Kumazawa, T Ikeda, WZ Hu, A Yamamoto, K Oikawa
|
EPDIC 7: EUROPEAN POWDER DIFFRACTION, PTS 1 AND 2 |
378-3巻
59から
64ページまで
|
|
2000/11 |
Synthesis and study of Hg-based 1222-type superconducting cuprates (Hg, M)Sr-2(Ln, Ce)(2)Cu2Oz
E Kandyel, A Yamamoto, JG Wen, S Tajima
|
JOURNAL OF SOLID STATE CHEMISTRY |
154巻
2号
488から
497ページまで
|
|
2000/08 |
Synthesis and superconductivity of Zn-substituted HgBa<inf>2</inf>CuO<inf>4+δ</inf>with various doping levels
W. Z. Hu, W. Z. Hu, A. Yamamoto, M. Izumi, S. Tajima
|
Physica C: Superconductivity and its Applications |
338巻
1-2号
72から
75ページまで
|
|
2000/07 |
A comparison of the structural evolution induced by changing the hole-doping level in three series (Hg, Tl)-22(n-1)n(n=2,
3) samples
XJ Wu, A Tokiwa-Yamamoto, T Tatsuki, K Tanabe
|
SUPERCONDUCTOR SCIENCE & TECHNOLOGY |
13巻
7号
1079から
1089ページまで
|
|
2000/06 |
Low temperature fluorination of (Sr,Ba)(2)CuO3 using NH4F
S Adachi, T Tatsuki, T Sugano, A Tokiwa-Yamamoto, K Tanabe
|
PHYSICA C |
334巻
1-2号
87から
94ページまで
|
|
2000/01 |
Superconductivity at 75 K in Hg-1222 cuprates: (Hg,M)Sr2(Ln,Ce)2Cu2Oz (M = Ti, V, Cr, Mo, W, Re; Ln = Sm-Er)
E. Kandyel, A. Yamamoto, S. Tajima
|
Physica C: Superconductivity and its Applications |
341-348巻
1号
429から
432ページまで
|
Elsevier |
2000/01 |
Photoemission study of electronic state near the Fermi level in HgBa2CuO4-delta
H Uchiyama, WZ Hu, A Yamamoto, S Tajima, K Saiki, A Koma
|
ADVANCES IN SUPERCONDUCTIVITY XII |
218から
220ページまで
|
|
2000/01 |
Photoemission study of electronic states in with various doping levels
H. Uchiyama, W. Hu, A. Yamamoto, S. Tajima, K. Saiki, A. Koma
|
Physical Review B - Condensed Matter and Materials Physics |
62巻
1号
615から
621ページまで
|
|
2000/01 |
Synthesis of HgBa2Can-1CunO2(n+1)+d (n = 1,2,3) using high-purity BaO
Ayako Yamamoto, Wei-Zhi Hu, Setsuko Tajima
|
Physica C: Superconductivity and its Applications |
335巻
1号
268から
272ページまで
|
Elsevier Science Publishers B.V. |
2000/01 |
Crystal structures and resistivities of La1/3LixNbO3
RA Dilanian, A Yamamoto, F Izumi, T Kamiyama
|
MOLECULAR CRYSTALS AND LIQUID CRYSTALS |
341巻
1029から
1034ページまで
|
|
2000/01 |
Novel techniques of neutron powder diffraction and their applications to superconducting oxides
Fujio Izumi, Ayako Yamamoto, Nellie R. Khasanova, Shintaro Kumazawa, Wei-Zhi Hu, Takashi Kamiyama
|
Physica C: Superconductivity and its Applications |
335巻
1号
239から
244ページまで
|
Elsevier Science Publishers B.V. |
1999/12 |
Crystal structure and its role in electrical properties of the perovskite CaPbO<inf>3</inf> synthesized at high pressure
A. Yamamoto
|
Chemistry of Materials |
11巻
747から
753ページまで
|
|
1999/12 |
Effects of Carbonate Defects on the Superconductivity of HgBa<inf>2</inf>CuO<inf>4+δ</inf>
Ayako Yamamoto, Wei Zhi Hu, Fujio Izumi, Takashi Kamiyama, Setsuko Tajima
|
Journal of Low Temperature Physics |
117巻
789から
793ページまで
|
|
1999/12 |
Metal-insulator transition and superconductivity in Sr- and La-substituted BaPb1-xBixO3
A Yamamoto, T Furumochi, S Tajima
|
PHYSICA C |
328巻
1-2号
118から
124ページまで
|
|
1999/04 |
Crystal structure of the (K0.87Bi0.13)BiO3 superconductor
NR Khasanova, F Izumi, T Kamiyama, K Yoshida, A Yamamoto, S Tajima
|
JOURNAL OF SOLID STATE CHEMISTRY |
144巻
1号
205から
208ページまで
|
|
1999/03 |
Study of structural variation caused by Ar annealing for (Hg0.7Tl0.3)(2)Ba-2(Ca-0.2,Y-0.8)Cu2Oy
XJ Wu, A Tokiwa-Yamamoto, T Tatsuki, S Adachi, K Tanabe
|
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS |
314巻
3-4号
219から
227ページまで
|
|
1999/01 |
29a-L-5 HgBa_2CuO_<4+y>の光電子分光
内山 裕士, 胡 尉之, 山本 文子, 田島 節子, 寺崎 一郎, 斉木 幸一朗, 小間 篤
|
日本物理学会講演概要集 |
54.1.3巻
2号
585から
|
一般社団法人 日本物理学会 |
1999/01 |
La doping effects on structure and conductivity of (Ba,Sr,Ca)PbO3
A Yamamoto, T Ono
|
HIGH-TEMPERATURE SUPERCONDUCTORS AND NOVEL INORGANIC MATERIALS |
62巻
123から
128ページまで
|
|
1999/01 |
Temperature and time dependence of phase formation of HgBa<inf>2</inf>Ca<inf>n</inf>-1Cu<inf>n</inf>O<inf>2</inf>(n+1)+δ superconductors
Ayako Yamamoto, Makoto Itoh, Makoto Itoh, Atsushi Fukuoka, Atsushi Fukuoka, Seiji Adachi, Hisao Yamauchi, Hisao Yamauchi,
Keiichi Tanabe
|
Journal of Materials Research |
14巻
3号
644から
651ページまで
|
Materials Research Society |
1999/01 |
La-substitution effects on transport properties of APbO<inf>3-δ</inf>(A = Ba, Sr and Ca)
A. Yamamoto, T. Ono, T. Tatsuki, T. Tamura, S. Tajima
|
Materials Research Bulletin |
34巻
12号
1935から
1942ページまで
|
Elsevier Science Ltd |
1998/09 |
Superconductivity at 10.2 K in the K-Bi-O system
NR Khasanova, A Yamamoto, S Tajima, XJ Wu, K Tanabe
|
PHYSICA C |
305巻
3-4号
275から
280ページまで
|
|
1998/05 |
ペロベスカイト型CaPbO<sub>3</sub>の合成と性質
山本文子, KHASANOVA N, WU X-J, 田辺圭一
|
日本物理学会講演概要集(分科会) |
108巻
1-4号
333から
336ページまで
|
|
1998/03 |
XPS and XANES study on Pb2Sr2YCu3O8+δ and PbBaSr(YCa)Cu3O7+δ
Masayasu Nagoshi, Ayako Tokiwa-Yamamoto, Yasuhiko Syono, Yasuo Fukuda, Masashi Tachiki
|
Journal of Electron Spectroscopy and Related Phenomena |
88巻
503から
507ページまで
|
|
1998/01 |
Cu NMR Study of Bilayer HgBa<inf>2</inf>CaCu<inf>2</inf>O<inf>6+δ</inf>. Variation of Pseudo Spin-Gap Spectrum
Yutaka Itoh, Ayako Tokiwa-Yamamoto, Takato Machi, Keiichi Tanabe
|
Journal of the Physical Society of Japan |
67巻
7号
2212から
2214ページまで
|
|
1997/11 |
Synthesis and superconducting properties of fluorinated La2CuO4 using NH4F
S Adachi, XJ Wu, T Tamura, T Tatsuki, A Tokiwa-Yamamoto, K Tanabe
|
PHYSICA C |
291巻
1-2号
59から
66ページまで
|
|
1997/11 |
Shock-loading effects on superconductivity of HgBa2CuOy
A Tokiwa-Yamamoto, S Adachi, M Kikuchi, A Fukuoka, K Tanabe, Y Syono
|
PHYSICA C |
291巻
1-2号
90から
96ページまで
|
|
1997/08 |
Oxygen configuration and disordering in the superconductor (Hg<inf>0.7</inf>Tl<inf>0.3</inf>)<inf>2</inf>Ba<inf>2</inf>(Y
<inf>0.8</inf>Ca<inf>0.2</inf>)Cu<inf>2</inf>O<inf>8+δ</inf>
Tomoko Ohta, Fujio Izumi, Ayako Tokiwa-Yamamoto, Keiichi Tanabe, Alan W. Hewat
|
Physica C: Superconductivity and its Applications |
281巻
2-3号
228から
236ページまで
|
|
1997/05 |
Annealing study on (Hg,Tl)(2)Ba2Can-1CunOy (n=1-5) superconductors
T Tatsuki, A TokiwaYamamoto, T Tamura, S Adachi, K Tanabe
|
PHYSICA C |
278巻
3-4号
160から
168ページまで
|
|
1997/03 |
Dependence of T-c and transport properties on the Cu valence in HgBa(2)Ca(n-1)Cu(n)O2((n+1)+delta) (n=2,3) superconductorso
A Fukuoka, A TokiwaYamamoto, M Itoh, R Usami, S Adachi, K Tanabe
|
PHYSICAL REVIEW B |
55巻
10号
6612から
6620ページまで
|
|
1997/02 |
Transmission electron microscopy study of new intergrowth phases in Hg-Tl-Ba-Ca-Cu-O compounds
XJ Wu, A TokiwaYamamoto, T Tatsuki, S Adachi, K Tanabe
|
PHYSICA C |
275巻
3-4号
179から
192ページまで
|
|
1997/01 |
Crystal structure of (Hg<inf>0.7</inf>Tl<inf>0.3</inf>)<inf>2</inf>Ba<inf>2</inf>(Y<inf>0.8</inf>Ca<inf>0.2</inf>)Cu<inf>2</inf>O<inf>8-δ</inf>synthesized
at high pressure
T. Ohta, A. Tokiwa-Yamamoto, F. Izumi, A. W. Hewat, K. Tanabe
|
Physica C: Superconductivity and its Applications |
282-287巻
2号
911から
912ページまで
|
Elsevier |
1997/01 |
前駆体を使用しないHgBa<sub>2</sub>Ca<sub>2</sub>Cu<sub>3</sub>O<sub>y</sub>の高圧合成
森脇義幸, 田附匡, 山本文子, 田村俊之, 安達成司, 田辺圭一
|
応用物理学関係連合講演会講演予稿集 |
16巻
2号
115から
116ページまで
|
|
1997/01 |
A new Hg-based homologous series of cuprate superconductors; (Hg,Tl)-22(n-1)n (n=1-5)
A. Tokiwa-Yamamoto, T. Tatsuki, X. J. Wu, S. Adachi, K. Tanabe
|
Physica C: Superconductivity and its Applications |
282-287巻
2号
887から
888ページまで
|
Elsevier |
1997/01 |
Structural study on the (Hg,Tl)-Ba-(Ca,Y)-Cu-O system by XRD and TEM
X. J. Wu, A. Tokiwa-Yamamoto, T. Tatsuki, S. Adachi, K. Tanabe
|
Physica C: Superconductivity and its Applications |
282-287巻
2号
889から
890ページまで
|
Elsevier |
1997/01 |
Superconducting properties of homologous layered cuprates synthesized under high pressure
K. Tanabe, T. Tatsuki, A. Tokiwa-Yamamoto, T. Tamura, X. J. Wu, S. Adachi
|
Physica C: Superconductivity and its Applications |
282-287巻
1号
45から
48ページまで
|
Elsevier |
1997/01 |
Dependence of and transport properties on the Cu valence (n=2,3) superconductors
A. Fukuoka, A. Tokiwa-Yamamoto, M. Itoh, R. Usami, S. Adachi, K. Tanabe
|
Physical Review B - Condensed Matter and Materials Physics |
55巻
10号
6612から
6620ページまで
|
|
1997/01 |
Structure evolution in superconducting (Hg<inf>0.7</inf>,Tl<inf>0.3</inf>)<inf>2</inf>Ba<inf>2</inf>(Ca<inf>x</inf>,Y<inf>1-x</inf>)Cu<inf>2</inf>O<inf>8-2δ</inf>
X. J. Wu, A. Tokiwa-Yamamoto, T. Tatsuki, S. Adachi, K. Tanabe
|
Physica C: Superconductivity and its Applications |
273巻
3-4号
198から
204ページまで
|
|
1996/12 |
Structural and superconducting properties of (Hg1-xTlx)(2)Ba2Can-1CunOy (n=3, 4) superconductors prepared under high pressure
T Tatsuki, A TokiwaYamamoto, T Tamura, XJ Wu, Y Moriwaki, S Adachi, K Tanabe
|
PHYSICA C |
273巻
1-2号
65から
71ページまで
|
|
1996/10 |
Thermogravimetric study on HgBa<inf>2</inf>Ca<inf>n-1</inf>Cu<inf>n</inf>O<inf>2(n+1)+δ</inf>(n = 1, 2, 3) superconductors
at various oxygen partial pressures
Ayako Tokiwa-Yamamoto, Atsushi Fukuoka, Atsushi Fukuoka, Makoto Itoh, Makoto Itoh, Seiji Adachi, H. Yamauchi, H. Yamauchi,
Keiichi Tanabe
|
Physica C: Superconductivity and its Applications |
269巻
3-4号
354から
360ページまで
|
|
1996/09 |
Superconductivity of (Hg<inf>0.7</inf>Tl<inf>0.3</inf>)<inf>2</inf>Ba<inf>2</inf>Y<inf>1-x</inf>Ca<inf>x</inf>Cu<inf>2</inf>O<inf>8-δ</inf>(0
≦ x ≦ 0.8) with a wide range of doping state
Ayako Tokiwa-Yamamoto, Tadashi Tatsuki, Seiji Adachi, Keiichi Tanabe
|
Physica C: Superconductivity and its Applications |
268巻
3-4号
191から
196ページまで
|
|
1996/07 |
A new oxychloride, Ba2CuO2Cl2, prepared under high pressure
T Tatsuki, A TokiwaYamamoto, T Tamura, Y Moriwaki, XJ Wu, S Adachi, K Tanabe
|
PHYSICA C |
265巻
3-4号
323から
327ページまで
|
|
1996/07 |
Dependence of superconducting properties on the Cu-valence determined by iodometry in HgBa<inf>2</inf>CuO<inf>4+δ</inf>
A. Fukuoka, A. Fukuoka, A. Tokiwa-Yamamoto, M. Itoh, M. Itoh, R. Usami, S. Adachi, H. Yamauchi, H. Yamauchi, K. Tanabe
|
Physica C: Superconductivity and its Applications |
265巻
1-2号
13から
18ページまで
|
|
1996/05 |
Synthesis of HgBa2Ca3Cu4O gamma under ambient pressure
R Usami, S Adachi, M Itoh, T Tatsuki, A TokiwaYamamoto, K Tanabe
|
PHYSICA C |
262巻
1-2号
21から
26ページまで
|
|
1996/03 |
Effect of Tl doping on the phase stability of Hg<inf>2</inf>Ba<inf>2</inf>(Y,Ca)<inf>1</inf>Cu<inf>2</inf>O <inf>8-δ</inf>
superconductors prepared by a high-pressure technique
Ayako Tokiwa-Yamamoto, Tadashi Tatsuki, Xiao Jing Wu, Seiji Adachi, Keiichi Tanabe
|
Physica C: Superconductivity and its Applications |
259巻
1-2号
36から
42ページまで
|
|
1996/01 |
Vortex-lattice melting transition in La1.85Sr0.15CuO4 single crystal
T Naito, T Nishizaki, F Matsuoka, H Iwasaki, N Kobayashi
|
CZECHOSLOVAK JOURNAL OF PHYSICS |
46巻
S3号
1585から
1586ページまで
|
|
1996/01 |
High pressure syntheses of copper oxychlorides with K2NiF4-type and related structures
S. Adachi, T. Tatsuki, C. Q. Jin, X. J. Wu, A. Tokiwa-Yamamoto, T. Tamura, Y. Moriwaki, K. Tanabe
|
Journal of Low Temperature Physics |
105巻
5-6号
1505から
1510ページまで
|
Kluwer Academic/Plenum Publishers |
1996/01 |
High-pressure synthesis of a new homologous series of superconductors, (Hg<inf>1-x</inf>Tl<inf>x</inf>)<inf>2</inf>Ba<inf>2</inf>Ca<inf>n-1</inf>Cu<inf>n</inf>O<inf>y</inf>(0.3
? x ? 0.6, n=3,4)
T. Tatsuki, A. Tokiwa-Yamamoto, T. Tamura, X. J. Wu, Y. Moriwaki, S. Adachi, K. Tanabe
|
Journal of Low Temperature Physics |
105巻
5-6号
1559から
1564ページまで
|
Kluwer Academic/Plenum Publishers |
1996/01 |
New homologous series of superconducting cuprates with the 22(n - 1)n structure, (Hg<inf>1-x</inf>Tl<inf>x</inf>)<inf>2</inf>Ba<inf>2</inf>Ca<inf>n-1</inf>Cu<inf>n</inf>O<inf>y</inf>(x
approx. 0.4, n = 3,4)
Tadashi Tatsuki, Ayako Tokiwa-Yamamoto, Atsushi Fukuoka, Toshiyuki Tamura, Xiao Jing Wu, Yoshiyuki Moriwaki, Ryo Usami, Seiji
Adachi, Keiichi Tanabe, Shoji Tanaka
|
Japanese Journal of Applied Physics, Part 2: Letters |
35巻
2号
|
公益社団法人 応用物理学会 |
1995/09 |
ANISOTROPIC PROPERTIES OF THE ANOMALOUS 2ND PEAK IN THE MAGNETIZATION CURVES AND THE IRREVERSIBILITY FIELD OF YBA2CU3OY (6.6-LESS-THAN-OR-EQUAL-TO-Y-LESS-THAN-OR-EQUAL-TO-6.9)
SINGLE-CRYSTALS
N KOBAYASHI, K HIRANO, T NISHIZAKI, H IWASAKI, T SASAKI, S AWAJI, K WATANABE, H ASAOKA, H TAKEI
|
PHYSICA C |
251巻
3-4号
255から
262ページまで
|
|
1995/02 |
STRUCTURE AND VIBRATIONAL-SPECTRA OF TRINUCLEAR METAL CLUSTER COMPLEXES - A QUESTION OF SYMMETRY
A OHTO, A TOKIWAYAMAMOTO, M ABE, T ITO, Y SASAKI, K UMAKOSHI, RD CANNON
|
CHEMISTRY LETTERS |
2号
97から
98ページまで
|
|
1994/12 |
Doping states of Hg-based superconducting cuprates
Seiji Adachi, Ayako Tokiwa-Yamamoto, Makoto Itoh, Kazuyuki Isawa, H. Yamauchi, Hiroki Takahashi, Nobuo Mori
|
Denshi Gijutsu Sogo Kenkyusho Iho/Bulletin of the Electrotechnical Laboratory |
58巻
6号
80から
83ページまで
|
|
1994/10 |
STRUCTURAL-CHANGES OF PBBASR(Y0.8CA0.2)CU3O7+Z ON OXYGEN INTRODUCTION INTO BLOCK LAYERS
T ISHIGAKI, A TOKIWAYAMAMOTO, F IZUMI, T KAMIYAMA, H ASANO, Y SYONO
|
PHYSICA C |
231巻
3-4号
357から
366ページまで
|
|
1994/05 |
Pressure effect on critical temperature of HgBa2CaCu2O6+δ
M. Kosuge, A. Tokiwa-Yamamoto, H. Yamauchi, N. Koshizuka
|
Physica C: Superconductivity and its applications |
225巻
3-4号
218から
221ページまで
|
|
1994/03 |
Encapsulation method for the synthesis of nearly single-phase superconducting HgBa<inf>2</inf>Ca<inf>2</inf>Cu<inf>3</inf>O<inf>8+δ</inf>
with T<inf>c</inf>? 135 K
Kazuyuki Isawa, Ayako Tokiwa-Yamamoto, Makoto Itoh, Seiji Adachi, H. Yamauchi
|
Physica C: Superconductivity and its applications |
222巻
1-2号
33から
37ページまで
|
|
1994/01 |
Synthesis of nearly single-phase (Hg, Pb)Ba<inf>2</inf>Ca<inf>2</inf>Cu<inf>3</inf>O<inf>8+δ</inf> superconductors
K. Isawa, A. Tokiwa-Yamamoto, M. Itoh, S. Adachi, H. Yamauchi
|
Physica C: Superconductivity and its applications |
235-240巻
2号
913から
914ページまで
|
|
1994/01 |
Irreversibility line for a Pb-doped Hg-Ba-Ca-Cu-O superconductor
Kazuyuki Isawa, Takamitsu Higuchi, Takato MacHi, Ayako Tokiwa-Yamamoto, Seiji Adachi, Masato Murakami, H. Yamauchi
|
Applied Physics Letters |
64巻
10号
1301から
1303ページまで
|
|
1994/01 |
Pb-doping effect on irreversibility fields of HgBa<inf>2</inf>Ca<inf>2</inf>Cu<inf>3</inf>O<inf>8+δ</inf>superconductors
Kazuyuki Isawa, Ayako Tokiwa-Yamamoto, Makoto Itoh, Seiji Adachi, H. Yamauchi
|
Applied Physics Letters |
65巻
16号
2105から
2107ページまで
|
|
1993/12 |
LARGE ENHANCEMENT OF T(C) IN THE 134-K SUPERCONDUCTOR HGBA2CA2CU3OY UNDER HIGH-PRESSURE
H TAKAHASHI, A TOKIWAYAMAMOTO, N MORI, S ADACHI, H YAMAUCHI, S TANAKA
|
PHYSICA C |
218巻
1-2号
1から
4ページまで
|
|
1993/11 |
The effect of Pb doping in HgBa<inf>2</inf>Ca<inf>2</inf>Cu<inf>3</inf>O<inf>8+δ</inf>superconductor
Kazuyuki Isawa, Ayako Tokiwa-Yamamoto, Makoto Itoh, Seiji Adachi, H. Yamauchi
|
Physica C: Superconductivity and its applications |
217巻
1-2号
11から
15ページまで
|
|
1993/11 |
COMPOSITION, CRYSTAL-STRUCTURE AND SUPERCONDUCTING PROPERTIES OF HG-BA-CU-O AND HG-BA-CA-CU-O SUPERCONDUCTORS
A TOKIWAYAMAMOTO, K ISAWA, M ITOH, S ADACHI, H YAMAUCHI
|
PHYSICA C |
216巻
3-4号
250から
256ページまで
|
|
1993/10 |
Disordering of Pb and Cu arrangements in the block layers of Pb<inf>2</inf>Sr<inf>2</inf>YCu<inf>3</inf>O<inf>8+δ</inf>and
PbBaSrYCu<inf>3</inf>O<inf>7+δ</inf>by oxygen introduction
Ayako Tokiwa-Yamamoto, Fujio Izumi, Takeo Oku, Yasuhiko Syono
|
Physica C: Superconductivity and its applications |
215巻
3-4号
243から
252ページまで
|
|
1993/09 |
ANNEALING EFFECTS ON THE MEISSNER SIGNALS FROM HG-BA-CA-CU-O SUPERCONDUCTORS
S ADACHI, A TOKIWAYAMAMOTO, M ITOH, K ISAWA, H YAMAUCHI
|
PHYSICA C |
214巻
3-4号
313から
315ページまで
|
|
1993/07 |
INCREASE OF T(C) IN HGBA2CUOY BY REDUCING TREATMENT
M ITOH, A TOKIWAYAMAMOTO, S ADACHI, H YAMAUCHI
|
PHYSICA C |
212巻
3-4号
271から
273ページまで
|
|
1993/02 |
O1S CORE LEVELS OF BI-SR-CA-CU-O SUPERCONDUCTORS STUDIED BY X-RAY PHOTOELECTRON-SPECTROSCOPY
M NAGOSHI, Y FUKUDA, N SANADA, Y SYONO, A TOKIWAYAMAMOTO, M TACHIKI
|
JOURNAL OF ELECTRON SPECTROSCOPY AND RELATED PHENOMENA |
61巻
3-4号
309から
322ページまで
|
|
1993/01 |
Valence states of BaBi1-xPbxO3-δ (0?x?1) studied by photoelectron spectroscopy
M. Nagoshi, T. Suzuki, Y. Fukuda, A. Tokiwa-Yamamoto, Y. Syono, M. Tachiki
|
Physical Review B |
47巻
9号
5196から
5201ページまで
|
|
1993/01 |
Substitution of methanol-d<inf>4</inf> for the coordinated water in the trinuclear complexes, [M<inf>3</inf>(μ<inf>3</inf>-O)(μ-CH<inf>3</inf>COO)<inf>6</inf>(H<inf>2</inf>O)<inf>3</inf>]<sup>+</sup>
(M<inf>3</inf>=Ru<inf>3</inf>, Rh<inf>3</inf> or Ru<inf
Yoichi Sasaki, Akira Nagasawa, Ayako Tokiwa-Yamamoto, Tasuko Ito
|
Inorganica Chimica Acta |
212巻
1-2号
175から
182ページまで
|
|
1992/01 |
X-ray absorption study on PbBaSrYCu3O7+Δ and PbBaSr(Y,Ca)Cu3Cu3O7+Δ
Hirotaka Yamaguchi, Hiroyukio Yanagi, Ayako Tokiwa, Yasuhiko Shono
|
Ferroelectrics |
128巻
1-4号
191から
196ページまで
|
|
1992/01 |
Electronic states of BaBiO3- delta and K-doping effects studied by photoelectron spectroscopy
M. Nagoshi, T. Suzuki, Y. Fukuda, K. Ueki, A. Tokiwa, M. Kiruchi, Y. Syono, M. Tachiki
|
Journal of Physics: Condensed Matter |
4巻
26号
5769から
5781ページまで
|
|
1991/12 |
Preparation, Structure, and Properties of the Bis(μ-acetato)(μ-oxo)Ruthenium(III) Dimers [Ru<inf>2</inf>(μ-CH<inf>3</inf>COO)<inf>2</inf>(μ-O)(py)<inf>6</inf>]<sup>2+</sup>
and [Ru<inf>2</inf>(μ-CH<inf>3</inf>COO)<inf>2</inf>(μ-O)(bpy)<inf>2</inf>(py)<inf
Yoichi Sasaki, Masakazu Suzuki, Tadashi Yamaguchi, Chizuko Kabuto, Takashi Ochi, Tasuku Ito, Akira Nagasawa, Ayako Tokiwa,
Masahiro Ebihara
|
Inorganic Chemistry |
30巻
26号
4903から
4908ページまで
|
|
1991/12 |
Local structure and valence states in PbBaSrY<inf>1-x</inf>Ca<inf>x</inf>Cu<inf>3</inf>O<inf>7+δ</inf>and Pb<inf>2</inf>Sr<inf>2</inf>Y<inf>1-x</inf>Ca<inf>x</inf>Cu<inf>3</inf>O<inf>8+δ</inf>
H. Yamaguchi, H. Oyanagi, A. Tokiwa, Y. Syono
|
Physica C: Superconductivity and its applications |
185巻
853から
854ページまで
|
|
1991/12 |
Changes in modulation period of Bi<inf>2</inf>Sr<inf>2</inf>(Ca<inf>1-x</inf>Nd<inf>x</inf>) Cu<inf>2</inf>O<inf>a + δ</inf>and
their relations to oxygen content
Takashi Onozuka, Ayako Tokiwa, Yasuhiko Syono, Yoji Koike, Yoshitami Saito
|
Physica C: Superconductivity and its applications |
185巻
885から
886ページまで
|
|
1991/12 |
SUPERCONDUCTIVITY AND CRYSTAL-STRUCTURE OF PB(BA,SR)2(LN,CA) CU3OY AND PB(BA,SR)2(LN,CE)2CU3OY(LN-LANTHANOID) WITH (PB,CU)
DOUBLE-LAYERS
A TOKIWA, Y SYONO, T OKU, M NAGOSHI
|
PHYSICA C |
185巻
619から
620ページまで
|
|
1991/12 |
Photoemission study on Ba<inf>1-x</inf>K<inf>x</inf>BiO<inf>3-δ</inf>and BaPb<inf>x</inf>Bi<inf>1-δ</inf>O<inf>3-δ</inf>
M. Nagoshi, Y. Fukuda, T. Suzuki, K. Ueki, A. Tokiwa, M. Kikuchi, Y. Syono, M. Tachiki, M. Tachiki
|
Physica C: Superconductivity and its applications |
185巻
1051から
1052ページまで
|
|
1991/12 |
CHEMISTRY OF SUPERCONDUCTING CU OXIDES WITH THE BLOCK LAYERS CONSISTING OF TL, PB AND BI IONS
Y SYONO, M KIKUCHI, S NAKAJIMA, A TOKIWA
|
PHYSICA C |
190巻
1-2号
9から
13ページまで
|
|
1991/10 |
Synthesis and crystal structure of Pb<inf>2</inf>Sr<inf>2</inf>(Ln,Ce)<inf>n</inf>Cu<inf>3</inf>O<inf>6+2n+δ</inf>and Pb(Ba,Sr)<inf>2</inf>(Ln,Ce)<inf>n</inf>Cu<inf>3</inf>O<inf>5+2n+δ</inf>(Ln=Y,n=3,4,...
and 0?δ?2.0), layered structure compounds with mu
Ayako Tokiwa, Takeo Oku, Masayasu Nagoshi, Yasuhiko Syono
|
Physica C: Superconductivity and its applications |
181巻
4-6号
311から
319ページまで
|
|
1991/03 |
KINETIC-ANALYSIS OF SUPERCONDUCTING YBA2CU3O7 BY THERMOGRAVIMETRY IN HIGH-VACUUM
K NAGASE, H YOKOBAYASHI, M KIKUCHI, A TOKIWA, Y SYONO, Y MORIOKA
|
THERMOCHIMICA ACTA |
175巻
2号
207から
213ページまで
|
|
1991/01 |
Oxygen-loss effects on superconductivity of Bi2Sr2CaCu2Oy system
M. Nagoshi, T. Suzuki, Y. Fukuda, K. Terashima, Y. Nakanishi, M. Ogita, A. Tokiwa, Y. Syono, M. Tachiki
|
Physical Review B |
43巻
13号
10445から
10450ページまで
|
|
1990/12 |
SYNTHESIS AND CRYSTAL-STRUCTURE OF PB(BA, SR)2(LN, CE)2CU3OY (LN - LANTHANOID, Y=9-10.4), A NEW MEMBER OF THE PB SYSTEM
A TOKIWA, T OKU, M NAGOSHI, D SHINDO, M KIKUCHI, T OIKAWA, K HIRAGA, Y SYONO
|
PHYSICA C |
172巻
1-2号
155から
165ページまで
|
|
1990/10 |
PROPER COMPOSITION FOR SUPERCONDUCTIVITY IN PB(BA, SR)2(Y, CA)CU3O7
A TOKIWA, M NAGOSHI, Y SYONO
|
PHYSICA C |
170巻
5-6号
437から
442ページまで
|
|
1990/09 |
Normal and Superconducting Properties of Pb<SUB>2</SUB>Sr<SUB>2</SUB>Y<SUB>1-x</SUB>Ca<SUB>x</SUB>Cu<SUB>3</SUB>O<SUB>8+δ</SUB>
I Dependence on the Ca Concentration
Y. Koike, M. Masuzawa, T. Noji, H. Sunagawa, H. Kawabe, N. Kobayashi, Y. Saito
|
Physica C |
170巻
1-2号
130から
138ページまで
|
|
1990/06 |
SYNTHESIS AND SUPERCONDUCTIVITY OF PBBASRY1-XCAXCU3O7
A TOKIWA, M NAGOSHI, T OKU, N KOBAYASHI, M KIKUCHI, K HIRAGA, Y SYONO
|
PHYSICA C |
168巻
3-4号
285から
290ページまで
|
|
1990/01 |
Shock-induced superconductivity of Tl2Ba2CuO 6
Masae Kikuchi, Yasuhiko Syono, Norio Kobayashi, Takeo Oku, Eiji Aoyagi, Kenji Hiraga, Keiji Kusaba, Toshiyuki Atou, Ayako
Tokiwa, Kiyoto Fukuoka, Satoru Nakajima
|
Applied Physics Letters |
57巻
8号
813から
815ページまで
|
|
1990/01 |
Different origins of T<inf>c</inf>-suppression in YBa<inf>2</inf>(Cu<inf>1-x</inf>M<inf>x</inf>)<inf>3</inf>O<inf>y</inf>(M=Co
and Zn)
Shoji Terada, Norio Kobayashi, Hideo Iwasaki, Ayako Tokiwa, Masae Kikuchi, Yasuhiko Syono, Yoshio Muto
|
Physica B: Condensed Matter |
165-166巻
1545から
1546ページまで
|
|
1989/12 |
Crystal structure and phase transition of PbBaSrYCu<inf>3</inf>O<inf>y</inf>(y=7?8.4
A. Tokiwa, T. Oku, M. Nagoshi, M. Nagoshi, M. Kikuchi, K. Hiraga, Y. Syono
|
Physica C: Superconductivity and its applications |
161巻
4号
459から
467ページまで
|
|
1989/01 |
Electron energy loss spectroscopy on oxygen k-edge fine structure of YBa2Cu3Oycontaining dopants (La, Ca, Co)
Daisuke Shindo, Kenji Hiraga, Ayako Tokiwa, Takeshi Soga, Kiichi Hojou, Shigemi Furuno, Hitoshi Otsu, Satoru Nakajima, Makoto
Hirabayashi, Masae Kikuchi, Yasuhiko Syono
|
Japanese Journal of Applied Physics |
28巻
7 A号
|
|
1989/01 |
Raman spectra of YBa2Cu3Ox (x=6-7)
Y. Morioka, A. Tokiwa, M. Kikuchi, Y. Syono, K. Nagase
|
Solid State Communications |
70巻
12号
1127から
1129ページまで
|
|
1988/10 |
Specific heat of YBa<inf>2</inf>Cu<inf>3</inf>O<inf>7-δ</inf> and BaCuO<inf>2+x</inf> in magnetic fields up to 6 T
T. Sasaki, O. Nakatsu, N. Kobayashi, A. Tokiwa, M. Kikuchi, A. Liu, K. Hiraga, Y. Syono, Y. Muto
|
Physica C: Superconductivity and its applications |
156巻
3号
395から
404ページまで
|
|
1988/08 |
Bis(μ-acetato)(μ-oxo)bis(tris (pyridine)ruthenium(III)) Ion: A ruthenium analogue of the hemerythrin active center
Yoichi Sasaki, Masakazu Suzuki, Ayako Tokiwa, Masahiro Ebihara, Tadashi Yamaguchi, Chizuko Kabuto, Tasuku Ito
|
Journal of the American Chemical Society |
110巻
18号
6251から
6252ページまで
|
|
1988/01 |
Upper and lower critical fields of REBa2Cu3Oz compounds
N. Kobayashi, H. Iwasaki, S. Terada, K. Noto, A. Tokiwa, M. Kikuchi, Y. Syono, Y. Muto
|
Physica C: Superconductivity and its Applications |
153-155巻
1525から
1526ページまで
|
|
1988/01 |
Crystal structure and superconductivity controlled by cation substitution and oxygen annealing in y1-xcaxba2cu3oyand yba2-xlaxcu3oy
Ayako Tokiwa, Yasuhiko Syono, Masae Kikuchi, Reiko Suzuki, Tsuyoshi Kajitani, Norio Kobayashi, Takako Sasaki, Osamu Nakatsu,
Yoshio Muto
|
Japanese Journal of Applied Physics |
27巻
6A号
|
|
1988/01 |
An x-ray diffraction and electron microscopic study of a new high-Tcsuperconductor based on the Bi-Ca-Sr-Cu-O system
Yasuhiko Syono, Kenji Hiraga, Norio Kobayashi, Masae Kikuchi, Keiji Kusaba, Tsuyoshi Kajitani, Daisuke Shindo, Syoichi Hosoya,
Ayako Tokiwa, Shoji Terada, Yoshio Muto
|
Japanese Journal of Applied Physics |
27巻
4A号
|
|
1988/01 |
Synthesis and superconductivity of a new high-TcTl-Ba-Ca-Cu-O phase
Masae Kikuchi, Norio Kobayashi, Hideo Iwasaki, Daisuke Shindo, Takeo Oku, Ayako Tokiwa, Tsuyoshi Kajitani, Kenji Hiraga, Yasuhiko
Syono, Yoshio Muto
|
Japanese Journal of Applied Physics |
27巻
6A号
|
|
1988/01 |
Specific heat of YBa<inf>2</inf>Cu<inf>3</inf>O<inf>7-δ</inf>in magnetic fields up to 6T
T. Sasaki, N. Kobayashi, O. Nakatsu, T. Matsuhira, A. Tokiwa, M. Kikuchi, Y. Syono, Y. Muto
|
Physica C: Superconductivity and its applications |
153-155巻
2号
1012から
1013ページまで
|
|
1988/01 |
Raman spectra of YBa2Cu3-xMxOy(M=Co, Ni) superconductors
Y. Morioka, A. Tokiwa, M. Kikuchi, Y. Syono
|
Solid State Communications |
67巻
3号
267から
269ページまで
|
|
1987/12 |
FAR-INFRARED ABSORPTION BY SMALL PARTICLES OF YBa//2Cu//3O//6//. //7//4.
N. Kuroda, F. Chida, Y. Sasaki, Y. Nishina, M. Kikuchi, A. Tokiwa, Y. Syono
|
Physica B: Physics of Condensed Matter & C: Atomic, Molecular and Plasma Physics, Optics |
148巻
529から
530ページまで
|
|
1987/10 |
MIXED RUTHENIUM RHODIUM TRINUCLEAR COMPLEX [RU2RH(MU-3-O)(MU-CH3COO)6(L)3]+ (L = H2O OR PYRIDINE)
Y SASAKI, A TOKIWA, T ITO
|
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY |
109巻
21号
6341から
6347ページまで
|
|
1987/01 |
Thermal and x-ray analyses of high temperature superconductor YBa2Cu3O6.74
Masae Kikuchi, Yasuhiko Syono, Ayako Tokiwa, Katsuyoshi Oh-Ishi, Hide Arai, Kenji Hiraga, Norio Kobayashi, Takaaki Sasaoka
|
Japanese Journal of Applied Physics |
26巻
6A号
1066から
1099ページまで
|
|
1987/01 |
Crystal Chemistry of Oxide Superconductors - Synthesis and Properties of (Y,La,Ba)<inf>3</inf>Cu<inf>3</inf>O<inf>y</inf>
Pseudo-ternary System
Ayako Tokiwa, Masae Kikuch, Yasuhiko Syono, Osamu Nakatsu, Norio Kobayashi, Yoshio Muto
|
Journal of the Japan Society of Powder and Powder Metallurgy |
34巻
10号
559から
562ページまで
|
Japan Society of Powder and Powder Metallurgy |
1987/01 |
Superconducting properties of the high-Tc oxide compounds
N. Kobayashi, O. Nakatsu, S. Terada, T. Sasaoka, T. Sasaki, M. Furuyama, K. Noto, M. Kikichi, A. Tokiwa, K. Oh-Ishi, Y. Syono,
Y. Muto
|
Physica B+C |
148巻
1-3号
469から
471ページまで
|
|
1987/01 |
Effect of Co Substitution on Tc in YBa2Cu3-xCoxO7-y,(x=0-1)
Daisuke Shindo, Kenji Hiraga, Makoto Hirabayashi, Ayako Tokiwa, Masae Kikuchi, Yasuhiko Syono, Osamu Nakatsu, Norio Kobayashi,
Yoshio Muto, Eiji Aoyagi
|
Japanese Journal of Applied Physics |
26巻
10 A号
|
|
1987/01 |
Far-Infrared Absorption by Small Particles of YBa2Cu3O6.74
Noritaka Kuroda, Fumio Chida, Yoshiro Sasaki, Yuichiro Nishina, Masae Kikuchi, Ayako Tokiwa, Yasuhiko Syono
|
Journal of the Physical Society of Japan |
56巻
11号
3797から
3800ページまで
|
|
1987/01 |
Crystallochemical aspect of high temperature superconducting oxides
Y. Syono, M. Kikuchi, K. Oh-Ishi, A. Tokiwa, K. Kusaba, K. Hiraga, T. Kajitani, D. Shindo, H. Yamauchi, Y. Morioka, H. Arai,
K. Nagase, N. Kobayashi, T. Sasaoka, Y. Muto
|
Physica B+C |
148巻
1-3号
218から
223ページまで
|
|
1985/11 |
Mechanism of Acid-Catalyzed Decomposition of the (Δ&Delta,ΛΛ)-(μ-Hydroxo)(μ-peroxo)bis[bis(ethylenediamine)cobalt(III)]
Ion
Masahiro Ebihara, Yoichi Sasaki, Kazuo Saito
|
Inorganic Chemistry |
24巻
23号
3831から
3835ページまで
|
|
|