典型文献
Ac Josephson effect in Corbino-geometry Josephson junctions constructed on Bi2Te3 surface
文献摘要:
Recently,a Corbino-geometry type of Josephson junction constructed on the surface of topological insulators has been proposed for hosting and braiding Majorana zero modes.As a first step to test this proposal,we successfully fabricated Corbino-geometry Josephson junctions(JJs)on the surface of Bi2Te3 flakes.Ac Josephson effect with fractional Shapiro steps was observed in the Corbino-geometry JJs while the flux in the junction area was quantized.By analyzing the experimental data using the resistively shunted Josephson junction model,we found that the Corbino-geometry JJs exhibit a skewed current-phase relation due to its high transparency.The results suggest that Corbino-geometry JJs constructed on the surface of topological insulators may provide a promising platform for studying Majorana-related physics.
文献关键词:
中图分类号:
作者姓名:
Yunxiao Zhang;Zhaozheng Lyu;Xiang Wang;Enna Zhuo;Xiaopei Sun;Bing Li;Jie Shen;Guangtong Liu;Fanming Qu;Li Lü
作者机构:
Beijing National Laboratory for Condensed Matter Physics,Institute of Physics,Chinese Academy of Sciences,Beijing 100190,China;School of Physical Sciences,University of Chinese Academy of Sciences,Beijing 100049,China;Songshan Lake Materials Laboratory,Dongguan 523808,China;Hefei National Laboratory,Hefei 230088,China
文献出处:
引用格式:
[1]Yunxiao Zhang;Zhaozheng Lyu;Xiang Wang;Enna Zhuo;Xiaopei Sun;Bing Li;Jie Shen;Guangtong Liu;Fanming Qu;Li Lü-.Ac Josephson effect in Corbino-geometry Josephson junctions constructed on Bi2Te3 surface)[J].中国物理B(英文版),2022(10):312-316
A类:
Corbino,braiding,JJs,resistively,shunted
B类:
Ac,Josephson,effect,geometry,junctions,constructed,Bi2Te3,surface,Recently,type,topological,insulators,been,proposed,hosting,Majorana,zero,modes,first,test,this,proposal,successfully,fabricated,flakes,fractional,Shapiro,steps,was,observed,while,flux,area,quantized,By,analyzing,experimental,data,using,model,found,that,exhibit,skewed,current,phase,relation,due,its,high,transparency,results,suggest,may,provide,promising,platform,studying,related,physics
AB值:
0.440403
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