YBCO

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用于射频传输线制备的YBCO薄膜工艺开发与特性研究
《物理学报》2025年第5期186-194,共9页田清文 原蒲升 余慧勤 汪书娜 刘晓宇 李凌云 尤立星 
上海科技启明星基金(批准号:22YF1456500);中国科学院技术支撑人才项目(2022)资助的课题.
本文介绍了一种由超导带材机械冷剥离薄膜制备共面波导柔性传输线的工艺方法.剥离加工后的YBCO薄膜超导转变温度宽度为0.79 K,相较于原带材的转变宽度升高了0.3 K,在77 K,0 T下临界电流密度为7.7×10^(5)A/cm^(2),具有带材75%以上的临...
关键词:YBCO 薄膜 柔性传输线 跨温区互连 
On the Role of Chemical Potential in Determining the Temperature Dependent Critical Magnetic Field and the Penetration Depth of Superconductors
《World Journal of Condensed Matter Physics》2024年第4期96-106,共11页Gulshan Prakash Malik Vijaya Shankar Varma 
Dealing with both elemental and high-Tc superconductors (SCs) - Sn, Nb and Pb belonging to the former category, and MgB2 and different samples of YBCO to the latter - we show that the difference in the values of their...
关键词:Pairing and Number Equations Incorporating Temperature Chemical Potential and Magnetic Field Critical Magnetic Field Penetration Depth Sn Nb Pb MGB2 YBCO 
Yttrium cuprates modification in linear generator application for power generation
《Clean Energy》2024年第5期229-240,共12页Moses Eterigho Emetere 
Yttrium barium copper oxide(YBCO)is used for special applications in linear generators because of its excitation loss,lower weight,and higher efficiency.These qualities enable the compound to operate better than the c...
关键词:MICROSTRUCTURE YBCO structure linear generator CUPRATES clean energy SDG7 
On the Path to High-Temperature Josephson Multi-Junction Devices
《Electromagnetic Science》2024年第3期71-78,共8页Xu Wang Fucong Chen Zefeng Lin Shibing Tian Chunguang Li Victor Kornev Nikolay Kolotinskiy 
supported by the National Key R&D Program of China(Grant No.2022YFA1603900);in part by the Russian Science Foundation(RSCF)(Grant No.19-72-10016-P).
We report our progress in the high-temperature superconductor(HTS)Josephson junction fabrication process founded on utilizing a focused helium ion beam damaging technique and discuss the expected device performance at...
关键词:Josephson junctions High-temperature superconductors YBa_(2)Cu_(3)O_(7-x)(YBCO) Focused helium ion beam fabrication technique Josephson multi-junction devices Superconducting quantum interference device Active electrically small antenna 
Suppression of flux avalanches in YBCO superconducting thin films by coating metal investigated using magneto-optical imaging
《Superconductivity》2024年第3期4-13,共10页Qianting Ran Ze Jing Lei Shen Jun Zhou Cong Liu Zhiwei Zhang Xingyi Zhang 
National Natural Science Foundation of China(No.12325205,No.12232005,U2241267,12272155);Major Scientific and Technological Special Project of Gansu Province(23ZDKA0009);Natural Science Foundation of Gansu Province of China(No.23JRRA1118).
Flux avalanches,prevalently existing in superconducting thin films,can cause catastrophic breakdowns of electromagnetic properties and even irreversible damage to superconducting materials.Metal coating is an effectiv...
关键词:YBCO superconducting thin films Flux avalanches Metal coating Eddy currents Double-exposure method 
基于YBCO高温超导线圈的新型无线供电悬浮系统电能传输特性研究被引量:1
《电工技术学报》2024年第17期5278-5288,共11页郑智强 翁廷坤 李卓 申刘飞 黄守道 翟雨佳 
国家自然科学基金(52177019);中国科学技术协会青年人才托举计划(2021QNRC001);湖南省创新平台与人才计划-湖湘青年英才(2021RC3058)资助项目。
近年来,以氧化钇钡铜(YBCO)为代表的第二代高温超涂层导体以其在20~77K温区下极高的载流能力以及优越的力学性能和电磁性能,被广泛应用于电力、医疗、交通、军事、能源等领域。该文设计并构造了一种基于YBCO高温超导线圈的小型充电悬浮...
关键词:高温超导线圈 无线电能传输 有限元仿真 传输性能 超导磁悬浮 
A detailed comparison of the composition of(RE)-Ba-Cu-O-Ag bulk superconductors
《Superconductivity》2024年第1期87-94,共8页J.V.J.Congreve Y.Shi A.R.Dennis H.Druiff N.C.Tutt D.A.Cardwell J.H.Durrell 
support from the Engineering and Physical Sciences Research Council(EPSRC)grant EP/T014679/1.
The homogeneity of the microstructure and composition are critical in determining the properties of rare earthbarium‐cuprate,single grain bulk superconductors[(RE)BCO].The magnitude of the trapped magnetic field achi...
关键词:YBCO‐Ag GdBCO‐Ag SmBCO‐Ag EuBCO‐Ag COMPOSITION Bulk superconductor 
MOCVD技术在MgO基底沉积YBCO薄膜缓冲层LaMnO_(3)研究
《低温与超导》2024年第2期22-31,共10页陈建华 王其琛 夏钰东 赵睿鹏 欧凯 王维 陶伯万 
国家自然科学基金(51872040)资助。
在MgO基底使用金属有机化学气相沉积(MOCVD)法直接制备YBa_(2)Cu_(3)O_(7-δ)会出现MgO和YBCO晶格失配较大的问题,从而影响薄膜的生长和超导器件的制备。缓冲层的引入是一种可靠的解决手段。本文基于MOCVD技术,在MgO基底上生长LaMnO_(3...
关键词:MOCVD YBCO LaMnO_(3) 缓冲层 
3英寸双面YBCO薄膜的MOCVD制备研究
《电子元件与材料》2023年第12期1411-1415,共5页王其琛 夏钰东 赵睿鹏 曾成 陶伯万 
国家自然科学基金(51872040)。
制备大面积双面YBCO超导薄膜有助于器件集成的发展。基于自研金属有机化学气相沉积(MOCVD)系统在3英寸铝酸镧基片上制备了性能优异的YBCO超导薄膜。使用扫描电子显微镜(SEM)表征了薄膜表面形貌和厚度,结果显示薄膜双面形貌一致,薄膜表...
关键词:MOCVD 铝酸镧 高温超导薄膜 YBCO 
Intrinsic electronic structure and nodeless superconducting gap of YBa_(2)Cu_(3)O_(7)-σ observed by spatially-resolved laser-based angle resolved photoemission spectroscopy
《Chinese Physics B》2023年第11期263-268,共6页李帅帅 苗泰民 殷超辉 李颖昊 闫宏涛 陈逸雯 梁波 陈浩 朱文培 张申金 王志敏 张丰丰 杨峰 彭钦军 林成天 毛寒青 刘国东 许祖彦 赵林 周兴江 
Project supported by the National Natural Science Foundation of China (Grant Nos. 11888101 and 11974404);the National Key Research and Development Program of China (Grant Nos. 2021YFA1401800 and 2018YFA0704200);the Strategic Priority Research Program (B) of the Chinese Academy of Sciences (Grant Nos. XDB25000000 and XDB33000000);the Youth Innovation Promotion Association of CAS (Grant No. Y2021006);Innovation Program for Quantum Science and Technology (Grant No. 2021ZD0301800);the Synergetic Extreme Condition User Facility (SECUF)。
The spatially-resolved laser-based high-resolution angle resolved photoemission spectroscopy(ARPES) measurements have been performed on the optimally-doped YBa_(2)Cu_(3)O_(7)-σ(Y123) superconductor. For the first tim...
关键词:YBCO angle resolved photoemission spectroscopy electronic structure superconducting gap 
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