Studies of quantum phenomena in frustrated magnets with ultra high precision micro-magnetometer
Studies of quantum phenomena in frustrated magnets with ultra high precision micro-magnetometer
批准号:
20740191
负责人:
MATSUMOTO Yosuke
金额:
$2.83万
依托单位:
依托单位国家:
日本
项目类别:
Grant-in-Aid for Young Scientists (B)
财政年份:
2008
资助国家:
日本
项目状态:
已结题
起止时间:
2008 至 2009
中文摘要
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英文摘要
High precision magnetization measurements have been performed for Yb-based heavy Fermion superconductor β-YbAlB_4 and its related compounds in wide range of temperature(0.3mT〓B〓7T) and magnetic field(0.02K〓T〓300K). These measurements revealed its divergent temperature dependence in magnetization and T/B scaling in the temperature derivatives i.e., dM/dT. This observation clarifies the unconventional quantum criticality and zero-field quantum critical point in β-YbAlB_4.
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Zero-Field Quantum Criticality in the Heavy Fermion Superconductor ss-YbAlB_4
重费米子超导体 ss-YbAlB_4 中的零场量子临界
DOI:
--
发表时间:
2010
期刊:
影响因子:
--
作者:
[K.Yamamoto, Y.Shibayama, K.Shirahama, 松本洋介]
通讯作者:
松本洋介
Magnetic Field Induced Crossover in the Yb-based Heavy-Fermion System α-YbAlB_4
镱基重费米子系统 α-YbAlB_4 中的磁场诱导交叉
DOI:
--
发表时间:
2010
期刊:
影响因子:
--
作者:
[V.B. Eltsov, A.P. Finne, R. Hanninen, J. Kopu, M. Krusius, M. Tsubota, E.V. Thuneberg, 堀江直樹]
通讯作者:
堀江直樹
重い電子系ss-YbAlB_4における低温高圧下での量子臨界性
低温高压下重电子体系ss-YbAlB_4的量子临界性
DOI:
--
发表时间:
2010
期刊:
影响因子:
--
作者:
[Fumihiro Ishikawa, Kazunori Fukuda, Yasunori Hiura, Yusuke Onda, Atsuko Nakayama, Yuh Yamada, Akiyuki Matsushita, Tomoko Kagayama, 吉田雅洋, 冨田崇弘]
通讯作者:
冨田崇弘
Multiple Gap Superconductivity with Line Node in Heavily Hole-Doped Superconductor KFe2As2 Studied by 75As-NQR and Specific Heat
用75As-NQR和比热研究重空穴掺杂超导体KFe2As2的线节点多间隙超导性
DOI:
--
发表时间:
2009
期刊:
Journal of the Physical Society of Japan vol.78
影响因子:
--
作者:
[深澤英人, 松本洋介, 他13名]
通讯作者:
他13名
Superconducting Properties and Non-Fermi-Liquid Behavior in the Heavy Fermion System β-YbAlB4
重费米子体系 β-YbAlB4 的超导性能和非费米液体行为
DOI:
--
发表时间:
2008
期刊:
影响因子:
--
作者:
[Y. Fujihara, A. Koga, and N. Kawakami, 松本洋介]
通讯作者:
松本洋介
共 29 条
Research on novel quantum criticality and superconductivity in anisotropic heavy fermions
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批准号:25800190
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项目类别:Grant-in-Aid for Young Scientists (B)
-
资助金额:$2.66万
-
财政年份:2013
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负责人:MATSUMOTO Yosuke
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依托单位:
Studies on electron accelerations at high-Mach number collisionless shocks using a Particle-in-Cell code
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批准号:23840047
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项目类别:Grant-in-Aid for Research Activity Start-up
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资助金额:$2.08万
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财政年份:2011
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负责人:MATSUMOTO Yosuke
-
依托单位:
海外基金