Optical and Photoelectrical Studies on Strongly Correlated 4f-Electron Systems at the Quantum Critical Point
Project/Area Number |
18340110
|
Research Category |
Grant-in-Aid for Scientific Research (B)
|
Allocation Type | Single-year Grants |
Section | 一般 |
Research Field |
Condensed matter physics II
|
Research Institution | Institute for Molecular Science |
Principal Investigator |
KIMURA Shin-ichi Institute for Molecular Science, 極端紫外光研究施設, 准教授 (10252800)
|
Co-Investigator(Kenkyū-buntansha) |
ITO Takahiro 分子科学研究所, 極端紫外光研究施設, 助教授 (50370127)
|
Project Period (FY) |
2006 – 2008
|
Project Status |
Completed (Fiscal Year 2008)
|
Budget Amount *help |
¥16,530,000 (Direct Cost: ¥14,100,000、Indirect Cost: ¥2,430,000)
Fiscal Year 2008: ¥5,070,000 (Direct Cost: ¥3,900,000、Indirect Cost: ¥1,170,000)
Fiscal Year 2007: ¥5,460,000 (Direct Cost: ¥4,200,000、Indirect Cost: ¥1,260,000)
Fiscal Year 2006: ¥6,000,000 (Direct Cost: ¥6,000,000)
|
Keywords | 強相関電子系 / 希土類化合物 / 量子相転移 / 量子臨界点 / シンクロトロン放射光 / 光物性 / 光電子分光 / 物性実験 |
Research Abstract |
強相関希土類化合物では,外部からの圧力や磁場・温度を変化させることで,局在から量子臨界点を経由して非局在状態へ移行する。その量子臨界点近傍では,磁性と伝導が複雑に絡み合い,非従来型の超伝導などの特異な物性が現れる。本研究では,このような特異な物性の起源となっている電子状態を低温・高磁場・高圧下の赤外・テラヘルツ分光およびシンクロトロン放射光を用いた三次元角度分解光電子分光で解明した。
|
Report
(4 results)
Research Products
(153 results)
-
-
-
-
-
-
-
-
[Journal Article] Optical properties of the charge-density-wave compound CeTe22008
Author(s)
K. E. Lee, C. I. Lee, H. J. Oh, M. A. Jung, B. H. Min, H. J. Im, T. Iizuka, Y. S. Lee, S. Kimura, Y. S. Kwon
-
Journal Title
Phys. Rev. B 78, 134408
Pages: 5-5
Related Report
Peer Reviewed
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
[Journal Article] Magnetic-field-induced superconductorinsulator-metal transition in an organic conductor: An infrared magneto-optical imaging spectroscopic study2007
Author(s)
T. Nishi, S. Kimura, T. Takahashi, H.J. Im, Y.S. Kwon, T. Ito, K. Miyagawa, H. Taniguchi, A. Kawamoto, K. Kanoda
-
Journal Title
Phys. Rev. B 75, 014525
Pages: 5-5
Related Report
Peer Reviewed
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
[Journal Article] Optical Pseudogap from Iron States in Filled Skutterudites Afe_4Sb_<12>(A = Yb and Ca, Ba)2006
Author(s)
Sichelschmidt, V. Voevodin, H.J. Im, S. Kimura, H. Rosner, A. Leithe-Jasper, W. Schnelle, U. Burkhardt, J.A. Mydosh, Yu. Grin, F. Steglich
-
Journal Title
Phys. Rev. Lett. 96,037406
Pages: 4-4
Related Report
Peer Reviewed
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
[Presentation] Hybridization dependence of bulk Ce 4f-Fermi surface in heavy-fermion systems2008
Author(s)
H.J. Im,T. Ito,H. Miyazaki,S. Kimura, K.E. Lee,J.B. Hong,Y.S. Kwon,Y. Saitoh, S.-I. Fujimori,T. Ohkochi,A. Yasui,H. Yamagami
Organizer
日本物理学会2008 年秋季大会
Place of Presentation
岩手大学
Year and Date
2008-09-21
Related Report
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
[Presentation] Hybridization gap-open in CeIn_32007
Author(s)
C. I. Lee, S. Kimura, 他3名
Organizer
4th International Workshop on Infrared Microscopy and Spectroscopy with Accelerator Based Sources
Place of Presentation
兵庫県淡路市
Year and Date
2007-09-26
Related Report
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-