典型文献
Topological surface states and flat bands in the kagome superconductor CsV3Sb5
文献摘要:
Exotic quantum phenomena may appear in material systems with multiple orders or phases,where the mutual interactions can give rise to new physics beyond that of each component.Here,we report spec-troscopic evidence for a unique combination of topology and correlation effects in the kagome supercon-ductor CsV3Sbs.Topologically nontrivial surface states are observed near the Fermi energy (EF),indicating that the topological physics may be active upon entering the superconducting state.Flat bands are observed,suggesting that electron correlation effects are also at play in this system.Our results reveal the peculiar electronic structure of CsV3Sb5,which holds the potential for realizing Majorana zero modes and anomalous superconducting states in kagome lattices.They also establish CsV3Sb5 as a unique plat-form for exploring the interactions between the charge order,topology,correlation effects and superconductivity.
文献关键词:
中图分类号:
作者姓名:
Yong Hu;Samuel M.L.Teicher;Brenden R.Ortiz;Yang Luo;Shuting Peng;Linwei Huai;Junzhang Ma;Nicholas C.Plumb;Stephen D.Wilson;Junfeng He;Ming Shi
作者机构:
Department of Physics and CAS Key Laboratory of Strongly-coupled Quantum Matter Physics,University of Science and Technology of China,Hefei 230026,China;Swiss Light Source,Paul Scherrer Institute,Villigen PSI CH-5232,Switzerland;Materials Department and California Nanosystems Institute,University of California Santa Barbara,Santa Barbara,CA93106,USA;Department of Physics,City University of Hong Kong,Hong Kong,China
文献出处:
引用格式:
[1]Yong Hu;Samuel M.L.Teicher;Brenden R.Ortiz;Yang Luo;Shuting Peng;Linwei Huai;Junzhang Ma;Nicholas C.Plumb;Stephen D.Wilson;Junfeng He;Ming Shi-.Topological surface states and flat bands in the kagome superconductor CsV3Sb5)[J].科学通报(英文版),2022(05):495-500
A类:
CsV3Sbs
B类:
surface,states,flat,bands,kagome,superconductor,CsV3Sb5,Exotic,quantum,phenomena,may,appear,material,systems,multiple,orders,phases,where,mutual,interactions,can,give,rise,new,physics,beyond,that,each,component,Here,report,spec,troscopic,evidence,unique,combination,topology,correlation,effects,Topologically,nontrivial,are,observed,near,Fermi,energy,EF,indicating,topological,active,upon,entering,superconducting,Flat,suggesting,also,play,this,Our,results,reveal,peculiar,electronic,structure,which,holds,potential,realizing,Majorana,zero,modes,anomalous,lattices,They,establish,plat,form,exploring,between,charge,superconductivity
AB值:
0.627171
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