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中国科学院物理研究所在LiFeAs中实现涡旋马约拉纳零能模（图）
LiFeAs 涡旋马约拉纳 零能模 量子调控
2021/7/16
近日，中国科学院物理研究所/北京凝聚态物理国家研究中心的丁洪研究组、高鸿钧研究组、靳常青研究组以及美国麻省理工学院傅亮研究组通力合作，在均一的LiFeAs超导体表面实现了本征杂质调控的涡旋马约拉纳零能模，系统深入地研究了涡旋马约拉纳零能模的物理机制，为铁基超导马约拉纳平台 (铁马平台) 研究从 “以物理研究为主”的第一阶段进入 “面向量子调控”的第二阶段指引了方向。
Anisotropic upper critical field and a possible Fulde-Ferrel-Larkin-Ovchinnikov state in a stoichiometric pnictide superconductor LiFeAs
Anisotropic upper critical field possible Fulde-Ferrel-Larkin-Ovchinnikov state
2010/11/25
Measurements of the temperature and angular dependencies of the upper critical fields Hc2 of a
stoichiometric single crystal LiFeAs in pulsed magnetic fields up to 50 T were performed using a tunnel ...
The superconducting gaps in LiFeAs: Joint study of specific heat and ARPES
superconducting gaps LiFeAs specific heat ARPES
2010/11/24
We present speci c heat, cP , and ARPES data on single crystals of the stoichiometric super-
conductor LiFeAs. A pronounced anomaly is found in cP at the superconducting transition. The
electronic c...
Determination of the Upper Critical Field of a Single Crystal LiFeAs: The Magnetic Torque Study up to 35 Tesla
iron-based superconductor LiFeAs upper critical field anisotropy
2010/11/18
We report on the upper critical field Bc2 of a superconducting LiFeAs single crystal with
Tc ∼16K, determined from magnetic torque measurements in dc-magnetic fields up to 35T and
at temperatu...
Electronic and Lattice Dynamical Properties of the Iron-Based Superconductors LiFeAs and NaFeAs
Electronic collinear antiferromagnetic Superconductors
2009/9/4
The electronic structure and lattice vibrational frequencies of the newly discovered superconductors, LiFeAs and NaFeAs, are calculated within density functional theory. We show that, in the vicinity ...