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学術論文(15編)
- "Enhancement of Pairing Interaction and Magnetic Fluctuations toward
a Band Insulator in an Electron-Doped LixZrNCl Superconductor"
- Yuichi Kasahara, Tsukasa Kishiume, Takumi Takano, Katsuki Kobayashi, Eiichi Matsuoka, Hideya Onodera, Kazuhiko Kuroki, Yasujiro Taguchi, and Yoshihiro Iwasa
- Physical Review Letters, 103, 077044 (2009).
- "Superconducting gap structure of heavy-Fermion compound URu2Si2 determined by angle-resolved thermal conductivity"
- Y. Kasahara, H. Shishido, T. Shibauchi, Y. Haga, T. D. Matsuda, Y. Onuki, Y. Matsuda
- New Journal of Physics 11, 055061 (2009).
- "Thermal-transport measurements in a quantum spin-liquid state of
the frustrated triangular magnet k-(BEDT-TTF)2Cu2(CN)3"
- M. Yamashita, N. Nakata, Y. Kasahara, T. Sasaki, N. Yoneyama, N. Kobayashi, S. Fujimoto, T. Shibauchi, Y. Matsuda
- Nature Physics 5, 44 (2009).
- "Field-induced quantum critical route to a Fermi liquid in high-temperature
superconducrtors"
- T. Shibauchi, L. Krusin-Elbaum, M. Hasegawa, Y. Kasahara, R. Okazaki, Y. Matsuda
- PNAS 105, 7120 (2008).
- "Thermal conductivity evidence for dx2-y2 pairing symmetry in the heavy-fermion CeIrIn5 superconductor"
- Y. Kasahara, T. Iwasawa, Y. Shimizu, H. Shishido, T. Shibauchi, I. Vekhter, Y. Matsuda
- Phys. Rev. Lett 100, 207003 (2008).
- "Flux Line Lattice Melting and the Formation of a Coherent Quasiparticle
Bloch State in the Ultraclean URu2Si2 Superconductor"
- R. Okazaki, Y. Kasahara, H. Shishido, M. Konczykowski, K. Behnia, Y. Haga, T. D. Matsuda, Y. Onuki,
T. Shibauchi, and Y. Matsuda
- Phys. Rev. Lett. 100, 037004 (2008).
- "Exotic Superconducting Properties in the Electron-Hole Compensated
Heavy Fermion `Semimetal' URu2Si2"
- Y. Kasahara, T. Iwasawa, H. Shishido, T. Shibauchi, K. Behnia, Y. Haga, T. D. Matsuda,
Y. Onuki, M. Sigrist, and Y. Matsuda
- Phys. Rev. Lett. 99, 116402 (2007).
- "Effects of Rattling Phonons on Quasiparticle Excitation and Dynamics in the Superconducting b-Pyrochlore KOs2O6"
- Y. Shimono, T. Shibauchi, Y. Kasahara, T. Kato, K. Hashimoto, Y. Matsuda, J. Yamaura, Y. Nagao, and Z. Hiroi
- Phys. Rev. Lett. 98, 257004 (2007).
- "Uncommonly high unsaturated upper critical field in the pyrochlore
superconductor KOs2O6 below enhanced paramagnetic limit."
- T. Shibauchi, L. Krusin-Elbaum, Y. Kasahara, Y. Shimono, Y. Matsuda, R. D. McDonald, C. H. Mielke, S. Yonezawa, Z.
Hiroi, M. Arai, T. Kita, G. Blatter, and M. Sigrist
- Phys. Rev. B 74, 220506(R) (2006).
- "Thermal Conductivity of the Pyrochlore Superconductor KOs2O6: Strong Electron Correlations and Fully Gapped Superconductivity."
- Y. Kasahara, Y. Shimono, T. Shibauchi, Y. Matsuda, S. Yonezawa, Y. Muraoka,
and Z. Hiroi
- Phys. Rev. Lett. 96, 247004 (2006)
- "Anomalous quasiparticle transport in the superconducting state of CeCoIn5"
- Y. Kasahara, Y. Nakajima, K. Izawa, Y. Matsuda, K. Behnia, H. Shishido, R. Settai,
and Y. Onuki
- Phys. Rev. B 72, 214515 (2005)
- "Line nodes in the superconducting gap function of noncentrosymmetric
CePt3Si"
- K. Izawa, Y. Kasahara, Y. Matsuda, K. Behnia, T. Yasuda, R. Settai, and Y. Onuki
- Phys. Rev. Lett. 94, 197002 (2005)
- "Thermal transport in the hidden-order state of URu2Si2 "
- K. Behnia, R. Bel, Y. Kasahara, Y. Nakajima, H. Jin, H. Aubin, K. Izawa, Y. Matsuda, J. Flouquet, Y. Haga, Y. Onuki, and P. Lejay
- Phys. Rev. Lett. 94, 156405 (2005)
- "Superconducting gap function in antiferromagnetic heavy-fermion UPd2Al3 probed by angle-resolved magnetothermal transport measurements"
- T. Watanabe, K. Izawa, Y. Kasahara, Y. Haga, Y. Onuki, P. Thalmeier, K. Maki and Y. Matsuda
- Phys. Rev. B 70, 184502 (2004)
- "High-field state of the flux-line lattice in the unconventional superconductor
CeCoIn5"
- T. Watanabe, Y. Kasahara, K. Izawa, T. Sakakibara, Y. Matsuda, C. J. van der Beek, T. Hanaguri,
H. Shishido, R. Settai, and Y. Onuki
- Phys. Rev. B 70, 020506(R) (2004)
国際会議紀要(16編、うち第一著者8編)
- "Effect of organic-molecule co-intercalation on Tc in LixHfNCl superconductor"
- T. Takano, T. Kishiume, Y. Kasahara, Y. Taguchi, Y. Iwasa
- J.ournal of Physics: Conference Series 150, 052258 (2009).
- "Evidence for field-induced quantum critical route to a Fermi liquid in overdoped Tl2Ba2CuO6+x"
- T. Shibauchi, L. Krusin-Elbaum, M. Hasegawa, Y. Kasahara, R. Okazaki, Y. Matsuda
- J.ournal of Physics: Conference Series 150, 052234 (2009).
- "Vortex lattice melting in the ultraclean heavy-fermion superconductor
URu2Si2"
- R. Okazaki, Y. Kasahara, H. Shishido, M. Konczykowski, K. Behnia, Y. Haga, T. D. Matsuda, Y. Onuki,
T. Shibauchi, Y. Matsuda
- J.ournal of Physics: Conference Series 150, 052198 (2009).
- "Specific heat study of electron-doped ZrNCl superconductors"
- Y. Kasahara, T. Kishiume, T. Takano, Y. Taguchi, Y. Iwasa
- J.ournal of Physics: Conference Series 150, 052099 (2009).
- "Gap structure and exotic superconducting state of URu2Si2"
- Y. Kasahara, T. Iwasawa, H. Shishido, T. Shibauchi, K. Behnia, T. D. Matsuda, Y. Haga,
Y. Onuki, M. Sigrist, Y. Matsuda
- J.ournal of Physics: Conference Series 150, 052098 (2009).
- "Pinning down the pairing symmetry of heavy-fermion compound CeIrIn5"
- Y. Kasahara, T. Iwasawa, Y. Shimizu, H. Shishido, T. Shibauchi, I. Vekhter, Y. Matsuda
- J.ournal of Physics: Conference Series 150, 052097 (2009).
- "Fully gapped superconductivity and strong electron correlations in the b-pyrochlore KOs2O6"
- Y. Kasahara, Y. Shimono, T. Kato, K. Hashimoto, T. Shibauchi, Y. Matsuda, S. Yonezawa,
Y. Muraoka, J. Yamaura, Y. Nagao, Z. Hiroi
- Journal of Physics and Chemistry of Solids 69, 3228 (2008).
- "Exotic superconducting state embedded in the hidden order of URu2Si2"
- Y. Kasahara, T. Iwasawa, H. Shishido, T. Shibauchi, K. Behnia, Y. Haga, T. D. Matsuda, Y. Onuki, M. Sigrist, Y. Matsuda
- Journal of Physics and Chemistry of Solids 69, 3187 (2008).
- "Vortex lattice melting in the heavy-fermion superconductor URu2Si2"
- R. Okazaki, Y. Kasahara, H. Shishido, M. Konczykowski, K. Behnia, Y. Haga, T. D. Matsuda, Y. Onuki,
T. Shibauchi, Y. Matsuda
- Physica C 468, 1258 (2008).
- "Full-gap superconductivity with strong electron correlations in the b-pyrochlore KOs2O6"
- Y. Kasahara, Y. Shimono, T. Kato, K. Hashimoto, T. Shibauchi, Y. Matsuda, S. Yonezawa, Y. Muraoka, J. Yamaura, Y. Nagao, Z. Hiroi
- Physica B 403, 1068 (2008) [SNS2007 Proceedings]
- "Striking similarities between HTSC and quasi-2D HF CeRhIn5"
- K. Izawa, Y. Nakajima, Y. Kasahara, R. Bel, K. Behnia, H. Shishido, R. Settai, Y. Onuki, H. Kontani, Y. Matsuda
- Physica C 460, 145 (2007).
- "Anomalous quasiparticle transport and superclean superconducting
state of CeCoIn5"
- Y. Kasahara, Y. Nakajima, K. Izawa, Y. Matsuda, K. Behnia, H. Shishido, R. Settai,
Y. Onuki
- J. Magn. Magn. Matter 310, 569 (2007) [ICM2006 Proceedings]
- "Low-temperature thermal conductivity of noncentrosymmetric CePt3Si"
- K. Izawa, Y. Kasahara, Y. Matsuda, K. Behnia, T. Sasuda, R. Settai, and Y. Onuki
- Physica B 378-380, 361 (2006) [SCES2005 Proceedings]
- "Superconducting gap structure of antiferromagnetic heavy-fermion superconductor UPd2Al3 studied by thermal conductivity measurements with rotating magnetic field
"
- T. Watanabe, K. Izawa, Y. Kasahara, Y. Haga, Y. Onuki, P. Thalmeier, K. Maki, and Y. Matsuda
- Physica C 426-431, 234 (2005). [ISS2004 Proceedings]
- "New High Field State of Flux Line Lattice in CeCoIn5"
- Y. Kasahara, T. Watanabe, K. Izawa, T. Sakakibara, C.J. van der Beek, T. Hanaguri,
M. Nohara, H. Takagi, H. Shishido, R. Settai, Y. Onuki, and Y. Matsuda,
- Physica C 426-431, 36 (2005). [ISS2004 Proceedings]
- "Multiple superconducting phases in heavy fermion superconductors"
- Y. Matsuda, K. Izawa, T. Watanabe, Y. Kasahara, Y. Nakajima, T. Sakakibara, C. J. van der Beek, M. Nohara, T. Hanaguri,
H. Takagi, J. Goryo, K. Maki, P. Thalmeier, S. Osaki, H. Sugawara, H. Sato,
H. Shishido, R. Settai, and Y. Onuki
- J. Phys. Chem. Solid 66, 1365 (2005) [ISSP9 Proceedings]
解説・著作(2編)
- 重い電子系URu2Si2の隠れた秩序状態におけるエキゾチック超伝導
- 笠原裕一
- 京都大学低温物質科学研究センター誌 12, 21 (2008).
- 隠れた秩序下で起こる思い電子の奇妙な超伝導
- 笠原裕一、宍戸寛明、芝内孝禎、松田祐司
- 日本物理学会誌 63, 446 (2008).
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国内学会・研究会
- "層状窒化物超伝導体LixZrNClにおける磁化率測定"
- 笠原裕一,岸梅工,高野琢,小林克樹,田口康二郎,岩佐義宏
- 日本物理学会第64回年次大会,30pTD-2,立教大学,東京,2009年3月
- "Concomitant evolution of spin susceptibility and pairing interaction
with reducing carrier density in LixZrNCl"
- 笠原裕一,岸梅工,高野琢,小林克樹,松岡英一,小野寺英也,田口康二郎,岩佐義宏
- AQM 2008年度成果報告会,poster,東京大学生産技術研究所,東京,2009年1月
- "Zr系における比熱測定と分子コインターカレーション"
- 笠原裕一
- 層状窒化物に関するミニ研究会,東北大学金属材料研究所,2008年11月
- "層状超伝導体LixZrNClの低温比熱"
- 笠原裕一,岸梅工,高野琢,小林克樹,松岡英一,小野寺英也,田口康二郎,岩佐義宏
- 日本物理学会 2008年秋期大会,23aQC-4,岩手大学,岩手,2008年9月
- "CeIrIn5におけるdx2-y2対称性:角度分解磁場中熱伝導率"
- 笠原裕一,岩澤卓矢,清水悠晴,宍戸寛明,芝内孝禎,松田祐司,I. Vekhter,摂待力生,大貫惇睦
- 第115回東北大学金属材料研究所講演会,poster, 2008年5月
- "CeIrIn5の超伝導対称性"
- 笠原裕一,岩澤卓矢,清水悠晴,宍戸寛明,芝内孝禎,松田祐司,I. Vekhter,摂待力生,大貫惇睦
- 日本物理学会 第63回年次大会,24pWR-8,近畿大学,大阪,2008年3月
- "URu2Si2の超伝導ギャップ構造;角度分解磁場中熱伝導率測定"
- 笠原裕一,岩澤卓矢,宍戸弘明,芝内孝禎,松田祐司,K. Behnia,M. Sigrist,松田達磨,芳賀芳範,大貫惇睦
- 日本物理学会 第62回年次大会,22pZA-10,北海道大学,北海道,2007年9月
- "超純良URu2Si2単結晶の超伝導状態における異常準粒子熱輸送"
- 笠原裕一,岩澤卓矢,宍戸弘明,芝内孝禎,松田祐司,K. Behnia,M. Sigrist,松田達磨,芳賀芳範,大貫惇睦
- 日本物理学会 2007年春季大会,21aWP-4,鹿児島大学,鹿児島,2007年3月
- "bパイロクロア超伝導体KOs2O6の超伝導ギャップ構造と準粒子熱輸送"
- 笠原裕一,岩澤卓矢,井澤公一,芝内孝禎,松田祐司,K. Behnia,松田達磨,芳賀芳範,大貫惇睦
- ISSP Workshop 「パイロクロア酸化物の特異な電子状態」,東京大学物性研究所,千葉、2007年2月
- "重い電子系超伝導体URu2Si2における新奇な準粒子輸送現象"
- 笠原裕一,岩澤卓矢,井澤公一,芝内孝禎,松田祐司,K. Behnia,松田達磨,芳賀芳範,大貫惇睦
- 第14回渦糸物理国内会議,登別,北海道,2006年12月
- "熱伝導率から見た重い電子系超伝導体URu2Si2の超伝導ギャップ構造"
- 笠原裕一,岩澤卓矢,井澤公一,芝内孝禎,松田祐司,K. Behnia,松田達磨,芳賀芳範,大貫惇睦
- 日本物理学会 2006年秋季大会,25aZG-2,千葉大学,2006年9月
- "Anomalous quasiparticle transport in the superconducting state of
CeCoIn5"
- Y. Kasahara, Y. Nakajima, K. Izawa, Y. Matsuda, K. Behnia, H. Shishido, R. Settai,
and Y. Onuki
- The 4th workshop on "Evolution of New Quantum Phenomena Realized in
the Filled Skutterudite Structure", P1-23(poster), Tohoku University, June 2006
- "重い電子系超伝導体CeCoIn5の超伝導状態における異常輸送現象"
- 笠原裕一,仲島康行,井澤公一,松田祐司,Kamran Behnia,宍戸寛明,摂待力生,大貫惇睦
- 京都大学低温物質化学研究センター 研究交流会,ポスターP10,2006年3月
- "重い電子系超伝導体CeCoIn5の超伝導状態における異常輸送現象"
- 笠原裕一,仲島康行,井澤公一,松田祐司,Kamran Behnia,宍戸寛明,摂待力生,大貫惇睦
- 京都大学21世紀COE "「物理学の多様性と普遍性の探求拠点」シンポジウム '光と物理学'",ポスター発表,京都大学,2006年2月
- "重い電子系超伝導体CeCoIn5の超伝導状態における異常輸送現象"
- 笠原裕一,仲島康行,井澤公一,松田祐司,Kamran Behnia,宍戸寛明,摂待力生,大貫惇睦
- 東北大学金属材料研究所ワークショップ "超伝導体における渦糸状態の物理と応用(第13回渦糸物理国内会議)",口頭発表,東北大学金属材料研究所,2005年12月
- "CeCoIn5の超伝導状態における異常輸送現象"
- 笠原裕一,仲島康行,井澤公一,松田祐司,Kamran Behnia,宍戸寛明,摂待力生,大貫惇睦
- 京都大学基礎物理学研究所 短期研究会 "異方的超伝導現象の統一的理解を目指して",ポスター25,京都大学,2005年12月
- "CeCoIn5の超伝導状態における異常輸送現象"
- 笠原裕一,仲島康行,井澤公一,松田祐司,Kamran Behnia,宍戸寛明,摂待力生,大貫惇睦
- 日本物理学会 2005年秋季大会,21aYP-6,同志社大学京田辺キャンパス,2005年9月
- "重い電子系超伝導体CeCoIn5の熱ホール効果"
- 笠原裕一,仲島康行,井澤公一,松田祐司,Kamran Behnia,宍戸寛明,摂待力生,大貫惇睦
- 日本物理学会 第60回年次大会,24pTA-1,東京理科大学野田キャンパス,2005年3月
- "超音波から見たCeCoIn5の超伝導状態"
- 笠原裕一,渡辺忠孝,井澤公一,松田祐司,榊原俊郎,宍戸寛明,摂待力生,大貫惇睦
- 日本物理学会 2004年秋季大会,13aRD-7,青森大学,2004年9月
- "重い電子系超伝導体CeCoIn5における新しい高磁場超伝導相"
- 笠原裕一,渡辺忠孝,井澤公一,松田祐司,榊原俊郎,宍戸寛明,摂待力生,大貫惇睦
- 日本物理学会 第59回年次大会,29pXD-9,九州大学箱崎キャンパス,2004年3月
国外学会・国際会議
- "Concomitant enhancement of spin susceptibility and pairing interaction
in the reduced-carrier-density regime of LixZrNCl superconductor"
- Y. Kasahara, T. Kishiume, T. Takano, K. Kobayashi,Y. Iwasa, E. Matsuoka, H. Onodera,
Y. Taguchi
- American Physical Society March meeting, X33.00012, Pittsburgh, USA, March 2008.
- "Evolution of specific heat via eelctron doping in the layered nitride
LixZrNCl superconductor"
- Y. Kasahara, T. Kishiume, T. Takano, Y. Taguchi, Y. Iwasa
- 25th international conference on Low Temperature Physics, FrM2-2, Netherland, August 2008
- "Gap structure and exotic superconducting state of URu2Si2"
- Y. Kasahara, T. Iwasawa, H. Shishido, T. Shibauchi, K. Behnia, Y. Haga, T. D. Matsuda,
Y. Onuki, M. Sigrist, Y. Matsuda
- 25th international conference on Low Temperature Physics, PB-Fr85 (poster), Netherland, August 2008
- "Pinning down the pairing symmetry of heavy-fermion compound CeIrIn5"
- Y. Kasahara, T. Iwasawa, Y. Shimizu, H. Shishido, T. Shibauchi, I. Vekhter, Y. Matsuda
- 25th international conference on Low Temperature Physics, PB-Mo89 (poster), Netherland, August 2008
- "dx2-y2 pairing symmetry of heavy fermion CeIrIn5 remote from antiferromagnetic
quantum critical point"
- Y. Kasahara, T. Iwasawa, Y. Shimizu, H. Shishido, T. Shibauchi, Y. Matsuda, R. Settai,
Y. Onuki, and I. Vekhter
- American Physical Society March meeting, J12.00015, New Orleans, USA, March 2008
- "Full-gap superconductivity and strong electron correlations in the
b-pyrochlore KOs2O6"
- Y. Kasahara, Y. Shimono, T. Kato, K. Hashimoto, T. Shibauchi, Y. Matsuda, S. Yonezawa, Y. Muraoka, J. Yamaura, Y. Nagao, Z. Hiroi
- The 8th Internatinal Conference on Spectroscopies in Novel Superconductors (SNS2007), PB-47 (poster), Sendai, Japan, August 2007.
- "Full-gap superconductivity with strong electron correlations in the
b-pyrochlore KOs2O6"
- Y. Kasahara, Y. Shimono, T. Kato, K. Hashimoto, T. Shibauchi, Y. Matsuda, S. Yonezawa, Y. Muraoka, J. Yamaura, Y. Nagao, Z. Hiroi
- The International Conference on Strongly Correlated Electron Systems (SCES'07),
I-91 (postor), Houston, USA, May 2007.
- "Anomalous Quasiparticle Thermal Transport in the Superconducting
State of Ultra Pure URu2Si2 Single Crystals"
- Y. Kasahara, T. Iwasawa, H. Shishido, T. Shibauchi, Y. Matsuda, K. Behnia, M. Sigrist,
T. D. Matsuda, Y. Haga, Y. Onuki
- American Physical Society March meeting, A10.00008, Denver, USA, March 2007
- "Anomalous quasiparticle transport and superclean superconducting
state of CeCoIn5"
- Y. Kasahara, Y. Nakajima, K. Izawa, Y. Matsuda, K. Behnia, H. Shishido, R. Settai,
and Y. Onuki
- The 17th International Conference on Magnetism (ICM2006), Kyoto, Japan
- "Anomalous quasiparticle transport in the superconducting state of
CeCoIn5"
- Y. Kasahara, Y. Nakajima, K. Izawa, Y. Matsuda, K. Behnia, H. Shishido, R. Settai, and Y. Onuki
- American Physical Society March meeting, A23-00013, Baltimore, USA, March 2006
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