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作品数:140被引量:129H指数:5
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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:李成山张胜楠王立莉薛其坤马旭村更多>>
相关机构:中国科学院中国科学院大学清华大学西北有色金属研究院更多>>
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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中国博士后科学基金霍英东教育基金更多>>
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Critical current density and AC magnetic susceptibility of high-quality FeTe_(0.5)Se_(0.5)superconducting tapes
《Superconductivity》2024年第4期1-8,共8页Xin Zhou Wenjie Li Qiang Hou Wei Wei Wenhui Liu Ke Wang Xiangzhuo Xing Linfei Liu Jun-Yi Ge Yanpeng Qi Huajun Liu Li Ren Tsuyoshi Tamegai Yue Sun Zhixiang Shi 
supported by the National Key R&D Program of China(Grant No.2018YFA0704300);the Fundamental Research Funds for the Central Universities 2242024k30029.
Iron telluride‐selenium superconducting materials,known for their non‐toxicity,ease of preparation,simple structure,and high upper critical fields,have attracted much research interest in practical application.In th...
关键词:FeSe_(0.5)Te_(0.5) Coated conductor Flux pinning AC magnetic susceptibility Magneto‐optical imaging 
Absence of BCS–BEC crossover in FeSe_(0.45)Te_(0.55) superconductor
《Chinese Physics B》2024年第7期79-85,共7页贾俊杰 谷亚东 殷超辉 束英杰 陈逸雯 史聚民 张杏 陈浩 苗泰民 任晓琳 梁波 朱文培 蔡能 张丰丰 张申金 杨峰 王志敏 彭钦军 许祖彦 毛寒青 刘国东 任治安 赵林 周兴江 
Projects supported by the National Key Research and Development Program of China(GrantNos.2021YFA1401800,2022YFA1604200,2022YFA1403900,and2023YFA1406000);the National Natural Science Foundation of China(Grant Nos.12488201,12374066,12074411,and 12374154);the Strategic Priority Research Program(B)of the Chinese Academy of Sciences(Grant Nos.XDB25000000 and XDB33000000);the Innovation Program for Quantum Science and Technology(Grant No.2021ZD0301800);the Youth Innovation Promotion Association of the Chinese Academy of Sciences(Grant No.Y2021006);the Synergetic Extreme Condition User Facility(SECUF)。
In iron-based superconductor Fe(Se,Te), a flat band-like feature near the Fermi level was observed around the Brillouin zone center in the superconducting state. It is under debate whether this is the evidence on the ...
关键词:FeSe_(0.45)Te_(0.55) ARPES electronic structure superconducting gap BCS–BEC crossover 
Low-Energy Spin Excitations in Detwinned FeSe
《Chinese Physics Letters》2024年第6期112-118,共7页刘瑞鲜 Mitsutaka Nakamura Kazuya Kamazawa 鲁兴业 
Beijing Normal University was supported by the Fundamental Research Funds for the Central Universities;the National Key Projects for Research and Development of China(No.2021YFA1400400);the National Natural Science Foundation of China(Grant Nos.12174029 and 11922402);the neutron beamtimes from J-PARC(Proposal No.2019A0002)。
Antiferromagnetic spin fluctuation is regarded as the leading driving force for electron pairing in high-Tc superconductors.In iron-based superconductors,spin excitations at low energy range,especially the spin-resona...
关键词:EXCITATION SYMMETRY slightly 
金魁、陈其宏团队揭示铁基超导(FeSe)与奇异金属态间量化规律
《大学科普》2024年第2期6-6,共1页陈其宏 
2023年1月16日,《自然-物理学》(Nature Physics)在线刊发了中国科学院物理研究所/北京凝聚态物理国家研究中心超导国家重点实验室金魁、陈其宏团队题为“Interplay between superconductivity and the strange-metal state in FeSe”...
关键词:凝聚态物理 铁基超导 国家重点实验室 金属态 
利用扫描隧道显微术对SrTiO_(3)(001)上生长CoSe/FeSe异质界面结构和谱学研究
《电子显微学报》2024年第3期269-276,共8页苗光耀 徐小凤 方皓 朱学涛 郭建东 王炜华 
国家自然科学基金资助项目(No.11974399);中国科学院战略研究项目(No.XDB33000000);IOP-Humboldt PostdoctoralFellowship in Physics。
硒化铁/钛酸锶(001)(FeSe/SrTiO_(3)(001),FeSe/STO)中界面增强的超导电性一直是近些年凝聚态物理领域的热点问题之一,基于FeSe薄膜构筑异质界面是调控其超导电性和构筑新奇量子物态的重要手段。本文报道了利用分子束外延在SrTiO_(3)(0...
关键词:分子束外延 扫描隧道显微镜 异质结 界面电荷转移 CoSe 
锂离子电池负极材料FeSe/C纳米纤维的制备及性能物理化学综合实验设计
《广东化工》2024年第9期161-164,共4页刘黎 张文 
湖南省普通高等学校教学改革研究项目“创新型物理化学实验教学模式的构建与实践”(HNJG-2022-0571)。
本文设计了锂离子电池负极材料FeSe/C纳米纤维的制备及性能物理化学综合实验。锂离子电池FeSe负极材料具有理论比容量高、资源丰富、环境友好的优点,然而其导电性差、循环过程中体积膨胀大,从而限制了其发展与实际应用。本实验采用静电...
关键词:物理化学实验 锂离子电池 负极 FeSe/C 
热压烧结制备FeSe_(0.4)Te_(0.6)带材的微结构和超导性能研究
《广州化工》2024年第7期56-59,共4页李芳权 唐玄 李映 
铁基超导材料因其高上临界场(H_(c2))、低各向异性(γH)和对掺杂元素的低敏感性而备受关注。“11”体系的Fe(Se,Te)超导材料中无砷元素,结构简单,是实用化铁基超导材料中的热门选择。本文采用热压烧结研究FeSe_(0.4)Te_(0.6)超导线材的...
关键词:热压烧结 FeSe_(0.4)Te_(0.6) 四方超导相 超导转变温度 
纳米FeSe_(2)正极材料制备与镁电池中性能表征
《电源技术》2024年第4期725-731,共7页王利诚 徐昊 李钊 邹建新 
采用溶剂热法,利用表面活性剂的分散作用成功合成了FeSe_(2)纳米颗粒,将其作为正极材料组装可充镁电池,并进行电化学性能测试。结果显示,FeSe_(2)正极在100 mA/g电流密度下首次放电比容量为119 mAh/g,并在循环过程中展现出比容量的逐渐...
关键词:可充镁电池 正极材料 FeSe_(2) 铜集流体 非原位表征 
Significantly enhanced superconductivity in monolayer FeSe films on SrTiO_(3)(001) via metallic δ-doping
《National Science Review》2024年第3期113-121,共9页Xiaotong Jiao Wenfeng Dong Mingxia Shi Heng Wang Cui Ding Zhongxu Wei Guanming Gong Yanan Li Yuanzhao Li Binjie Zuo Jian Wang Ding Zhang Minghu Pan Lili Wang Qi-Kun Xue 
supported by the National Key R&D Program of China(2022YFA1403100,2022YFA1403101 and 2022YFA1403102);the National Natural Science Foundation of China(12074210 and 51788104);the Basic and Applied Basic Research Major Programme of Guangdong Province,China(2021B0301030003);the jihua Laboratory(X210141TL210);the support from the National Natural Science Foundation of China(11888101);the Innovation Program for Quantum Science and Technology(2021ZD0302400).
Superconductivity transition temperature(T_(c))marks the inception of a macroscopic quantum phase-coherent paired state in fermionic systems.For 2D superconductivity,the paired electrons condense into a coherent super...
关键词:monolayer FeSe interface superconductivity Δ-DOPING zero-resistance temperature superconductivity transition temperature 
Yolk-shell FeSe_(2)@CoSe_(2)/FeSe_(2) heterojunction as anode materials for sodium-ion batteries with high rate capability and stability被引量:2
《Journal of Materials Science & Technology》2024年第5期185-195,共11页Liuyang Zhang Bicheng Zhu Difa Xu Zibao Qian Ping Xie Tao Liu Jiaguo Yu 
supported by the National Natural Science Foundation of China(Nos.21801200 and 22075217);the Open Project of Hunan Key Laboratory of Applied Environmental Photocatalysis(No.2114504);the Natural Science Foundation of Hubei Province of China(No.2022CFA001).
Sodium-ion batteries are promising candidates for large-scale grid storage systems and other applications.Their foremost advantage derives from superior environmental credentials,enhanced safety as well as lower raw m...
关键词:Cobalt-iron selenide HETEROJUNCTIONS Sodium storage Anode material Full battery 
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