SUPERCONDUCTOR

作品数：560被引量：226H指数：6
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相关领域：理学一般工业技术电气工程更多>>
相关作者：张坤史生才张坤刘冬李婧更多>>
相关机构：北京师范大学上海交通大学中国科学技术大学中国科学院紫金山天文台更多>>
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相关基金：国家自然科学基金国家重点基础研究发展计划国家教育部博士点基金北京市自然科学基金更多>>
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Electronic structure and disorder effect of La_(3)Ni_(2)O_(7)superconductor
《Chinese Physics B》2025年第4期63-69,共7页Yuxin Wang Yi Zhang Kun Jiang 
Project supported by the National Natural Science Foundation of China(Grant Nos.NSFC-12494590,NSFC-12174428,and NSFC-12274279);the New Cornerstone Investigator Program;the Chinese Academy of Sciences Project for Young Scientists in Basic Research(Grant No.2022YSBR-048).
Determining the electronic structure of La_(3)Ni_(2)O_(7)is an essential step towards uncovering its superconducting mechanism.It is widely believed that the bilayer apical oxygens play an important role in the bilaye...
关键词：electronic structure oxygen vacancies disorder dynamical cluster approximation bilayer superconducting nickelate 
Andreev reflection in superconducting state of pressurized La_(3)Ni_(2)O_(7)
《Science China(Physics,Mechanics & Astronomy)》2025年第4期180-188,共9页Cong Liu Mengwu Huo Huan Yang Qing Li Yingjie Zhang Zhening Xiang Meng Wang Hai-Hu Wen 
supported by the National Key R&D Program of China(Grant Nos.2022YFA1403201,and 2023YFA1406500);the National Natural Science Foundation of China(Grant Nos.12494591,11927809,12425404,and 123B2055)。
The discovery of superconductivity with T_(c)above 77 K in pressurized La_(3)Ni_(2)O_(7)has stimulated enormous interest in the field of unconventional superconductivity.A recent experiment in La_(2)Pr Ni_(2)O_(7)has ...
关键词：nickelate superconductor La_(3)Ni_(2)O_(7) point contact spectrum sign-reversal gap multigap superconductor 
Fermiology with nodal structures in nonsymmorphic superconductor LaNiGa_(2):A de Haas-van Alphen study
《Science China(Physics,Mechanics & Astronomy)》2025年第4期189-197,共9页Houpu Li Ye Yang Mengzhu Shi Yingcai Qian Senyang Pan Kaibao Fan Nan Zhang Kaixin Tang Hongyu Li Zhiwei Wang Jinglei Zhang Chuanying Xi Ziji Xiang Xianhui Chen 
supported by the National Natural Science Foundation of China(Grant Nos.12274390,12488201,12204449,and 12122411);the National Key R&D Program of China(Grant No.2022YFA1602602);the Innovation Program for Quantum Science and Technology(Grant No.2021ZD0302802);the Basic Research Program of the Chinese Academy of Sciences Based on Major Scientific Infrastructures(Grant No.JZHKYPT-2021-08);the Fundamental Research Funds for the Central Universities(Grant No.WK3510000014)。
Topological metals possess various types of symmetry-protected degenerate band crossings.When a topological metal becomes superconducting,the low-energy electronic excitations stemming from the band crossings located ...
关键词：LaNiGa_(2) quantum oscillation fermiology nodal structures 
Preformed Cooper pairs in a triclinic iron pnictide superconductor
《Science China(Physics,Mechanics & Astronomy)》2025年第4期198-210,共13页Zezhong Li Wenshan Hong Honglin Zhou Xiaoyan Ma Uwe Stuhr Kaiyue Zeng Long Ma Ying Xiang Huan Yang Hai-Hu Wen Jiangping Hu Shiliang Li Huiqian Luo 
supported by the National Key Research and Development Program of China(Grant Nos.2023YFA1406100,2018YFA0704200;2020YFA0406000);the National Natural Science Foundation of China(Grant Nos.11822411,11874057,and 11961160699);the Strategic Priority Research Program(B)of the CAS(Grant Nos.XDB25000000;XDB33000000);the K.C.Wong Education Foundation(Grant No.GJTD-2020-01);the support from the Youth Innovation Promotion Association of CAS(Grant No.Y202001);the support from the Postdoctoral Innovative Talent program(Grant No.BX2021018);the China Postdoctoral Science Foundation(Grant No.2021M700250)。
Electron pairing along with phase coherence generates superconductivity below the critical temperature(T_(c)).In underdoped highT_ccuprates,these two quantum phenomena may occur at separate temperatures,which was late...
关键词：iron-based superconductors pnictides and chalcogenides nuclear magnetic resonance neutron inelastic scattering pseudogap regime 
Quantum geometry in condensed matter
《National Science Review》2025年第3期401-417,共17页Tianyu Liu Xiao-Bin Qiang Hai-Zhou Lu X.C.Xie 
supported by the National Key R&D Program of China(2022YFA1403700);the Innovation Program for Quantum Science and Technology(2021ZD0302400);the National Natural Science Foundation of China(12304196,12350402 and 11925402);the Guangdong Basic and Applied Basic Research Foundation(2022A1515111034,2023B0303000011);the Guangdong Provincial Quantum Science Strategic Initiative(GDZX2201001,GDZX2401001);the Department of Education of Guangdong Province(2020KCXTD001);the Science,Technology and Innovation Commission of Shenzhen Municipality(ZDSYS20190902092905285)and the Center for Computational Science and Engineering of SUSTech.
One of the most celebrated accomplishments of modern physics is the description of fundamental principles of nature in the language of geometry.As the motion of celestial bodies is governed by the geometry of spacetim...
关键词：quantum geometry Berry curvature quantum metric nonlinear transport flat-band superconductor fractional Chern insulator 
Potential Fu–Kane Topological Superconductor Island in Bi_(2)Te_(3)/VSi_(x)/Si Nanostructure
《Chinese Physics Letters》2025年第3期197-202,共6页Dang Liu Pei-Yuan Cai Yisheng Gu Qiaoyan Yu Shasha Xue Ruijun Xi Xingsen Chen Jice Sun Xian Du Yi Zhang Xuhui Ning Tingwen Miao Pengyu Hu Hao Yang Dandan Guan Xiaoxue Liu Liang Liu Yaoyi Li Shiyong Wang Canhua Liu Yi Zhou Hao Zheng Jinfeng Jia 
supported by the National Natural Science Foundation of China(Grant Nos.92365302,92065201,12488101,22325203,92265105,12074247,12174252,and 52102336);the Ministry of Science and Technology of China(Grant Nos.2019YFA0308600 and 2020YFA0309000);the Science and Technology Commission of Shanghai Municipality(Grant Nos.2019SHZDZX01,19JC1412701,20QA1405100,24LZ1401000,and LZPY2024-04);the financial support from Innovation Program for Quantum Science and Technology(Grant No.2021ZD0302500)。
Topological superconductor islands are thought to be the building blocks of topological quantum bits.We produced single-crystalline VSi_(x)islands with well-defined side facets and island size more than 200nm using mo...
关键词：process. SUPERCONDUCTOR TOPOLOGICAL 
Stripe charge order and its interaction with Majorana bound states in 2M-WS2 topological superconductors
《National Science Review》2025年第2期36-43,共8页Xuemin Fan Xiao-Qi Sun Penghao Zhu Yuqiang Fang Yongkang Ju Yonghao Yuan Jingming Yan Fuqiang Huang Taylor LHughes Peizhe Tang Qi-Kun Xue Wei Li 
supported by the National Natural Science Foundation of China(92365201,52388201,12234011,11427903 and 12374053);the Ministry of Science and Technology of China(2022YFA1403100);the Tsinghua University Initiative Scientific Research Program(to W.L.);the Beijing Young Talents Plan(to W.L.);the National Thousand-Young-Talents Program(to W.L.);the Open Research Fund Program of the State Key Laboratory of Low-Dimensional Quantum Physics(to P.T.);ARO MURI(W911NF2020166 to P.Z.and T.H.);the Gordon and Betty Moore Foundation’s EPiQS Initiative(GBMF8691 to X.S.).
To achieve logic operations via Majorana braiding,positional control of the Majorana bound states(MBSs)must be established.Here we report the observation of a striped surface charge order coexisting with superconducti...
关键词：Majorana bound states 2M-WS2 stripe charge order topological superconductor 
Emergent 3×3 charge order on the Cs reconstruction of kagome superconductor CsV_(3)Sb_(5)
《Chinese Physics B》2025年第1期46-51,共6页Xianghe Han Zhongyi Cao Zihao Huang Zhen Zhao Haitao Yang Hui Chen Hong-Jun Gao 
Project supported by the National Key Research and Development Project of China(Grant Nos.2022YFA1204100 and 2019YFA0308500);the National Natural Science Foundation of China(Grant No.62488201);the CAS Project for Young Scientists in Basic Research(Grant No.YSBR-003);the Innovation Program of Quantum Science and Technology(Grant No.2021ZD0302700)。
The alkali adatoms with controlled coverage on the surface have been demonstrated to effectively tune the surface band of quantum materials through in situ electron doping.However,the interplay of orderly arranged alk...
关键词：CsV_(3)Sb_(5) surface reconstruction alkali atoms charge order scanning tunneling microscope/spectroscopy 
Thickness dependence of the second magnetization peak effect in Ba_(0.6)K_(0.4)Fe_(2)As_(2)single crystals
《Superconductivity》2024年第4期88-97,共10页Yu-Hao Liu Wei Xie Hai-Hu Wen 
supported by the National Natural Science Foundation of China(Grants No.A0402/11927809,No.A0402/11534005);National Key R and D Program of China(Grant No.2022YFA1403201);the Strategic Priority Research Program of Chinese Academy of Sciences(Grant No.XDB25000000).
The second magnetization peak(SMP)effect has been observed widely in many type‐Ⅱsuperconductors,but the reason remains elusive.This effect manifests an enhanced critical current density with magnetic field and shoul...
关键词：Iron‐based superconductor The second magnetization peak effect Thickness dependence Magnetic relaxation 
H_(3)Se in the Imˉ3m Phase:High-Pressure Superconductor with T_(c) Reaching 200K at 64GPa Mediated by Anharmonic Phonons
《Chinese Physics Letters》2024年第12期159-165,共7页Yao Ma Mingqi Li Wenjia Shi Vei Wang Pugeng Hou Mi Pang 
Natural Science Foundation Project(Grant No.20230101280JC)of Jilin Provincial Department of Science and Technology.
Hydrogen-based compounds have attracted significant attention in recent years due to the discovery of conventional superconductivity with high critical temperature under high pressure,rekindling hopes for finding room...
关键词：HARMONIC critical SUPERCONDUCTOR 
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