71 citations · 167 across the 19 of their papers we have counts for
22 papers
Layer-Asymmetry-Induced Topological Superconductivity in High-T Bilayer Nickelates
Zhongyi Zhang, Congcong Le, Hoi Chun Po +3
The recent discovery of high-T superconductivity in bilayer nickelates has highlighted the crucial role of interlayer coupling and motivated proposals for dominant interlayer p…
Mode-selective phonon effects on magnetism and superconductivity in trilayer nickelates
C. Alexander Baum, Jun Zhan, Congcong Le +2
The discovery of high- superconductivity in multilayer nickelates has stimulated intense interest, yet the microscopic origins of their correlated states remain debated. Recen…
Revealing Hidden Unconventional Pairing through Nonreciprocal Transport
Wen-Bo Dai, Ming Gong, Xianxin Wu +2
Identifying the pairing symmetry of Cooper pairs is a fundamental step toward understanding the microscopic mechanisms of unconventional superconductors. However, experimental iden…
Emergent Superconductivity from the Interplay between Electronic Correlations and Electron-Phonon Coupling in
Zi Yuan, Jun Zhan, Xianxin Wu +1
Recent tunneling measurements on infinite-layer nickelates have revealed spatially varying superconducting symmetries, whose microscopic origin remains unclear. Motivated by this o…
Catalog of Altermagnetism in Magnetic Wallpaper/Space Groups and Nonsymmorphic Altermagnets
Congcong Le, Fan Cui, Iao-Fai Io +3
Conventional altermagnetism, characterized by compensated collinear spin alignment and spin splitting, exhibits identical spin states at opposite momenta. In this work, we employ a…
Chiral-Structured Superconductors TrX4 (Tr = Rh, Ir; X = Ge, Si): A Platform for Mixed-Parity Pairing and Topological States
Zhenhai Yu, Yunguan Ye, Yuwei Zhou +17
Chiral-structured superconductors, with simultaneous broken mirror and inversion symmetries, promote unconventional superconductivity through parity-mixing mechanisms. Yet a few bu…
Termination-Dependent Surface States and Magnetic Fingerprints of Chiral Helimagnet Cr1/3TaS2
Bo Liang, Xue Li, Congcong Le +36
Chiral helimagnets based on intercalated transition-metal dichalcogenides, characterized by nano-scale spin ordering, provide a powerful route to engineer chiral spin textures (e.g…
Detecting pairing symmetry of bilayer nickelates using electronic Raman scattering
Jun Zhan, Matías Bejas, Andreas P. Schnyder +3
The recent discovery of high-temperature superconductivity in both bulk and thin-film bilayer nickelates LaNiO has garnered significant attention. However, the correspo…
Electronic Origin of Density Wave Orders in a Trilayer Nickelate
Jiangang Yang, Jun Zhan, Taimin Miao +24
The discovery of superconductivity in Ruddlesden-Popper nickelates has established a new frontier in the study of high-temperature superconductors. However, the underlying pairing…
Time-Reversal Symmetry Breaking Superconducting State and Collective Modes in Kagome Superconductors
Xinloong Han, Jun Zhan, Jiangping Hu +2
We comprehensively study the unconventional pairing and collective modes in the multiband kagome superconductors AVSb (A=). By solving g…
Mirror-Selective Quasiparticle Interference in Bilayer Nickelate Superconductor
Zhongyi Zhang, Jun Zhan, Congcong Le +3
The recent discovery of high-temperature superconductivity in both bulk and thin-film bilayer nickelates has garnered significant attention. In this study, inspired by recent STM e…
Nonthermal melting and density wave instability coupled to the lattice in LaNiO
Chen Zhang, Lixing Chen, Qi-Yi Wu +15
The recent discovery of high-temperature superconductivity in pressurized nickelates has renewed interest in the broken-symmetry states of their ambient-pressure parent phases, whe…
Multiorbital character of the density wave in trilayer nickelate superconductors
A. Suthar, V. Sundaramurthy, M. Bejas +15
Ruddlesden-Popper nickelates exhibit high-temperature superconductivity closely intertwined with charge and spin density waves. However, fundamental questions persist regarding the…
Impact of Nonlocal Coulomb Repulsion on Superconductivity and Density-Wave Orders in Bilayer Nickelates
Jun Zhan, Congcong Le, Xianxin Wu +1
The recent discovery of high-temperature superconductivity in pressurized bilayer nickelate LaNiO and its thin films has generated significant interest in uncovering th…
Opposite-Mirror-Parity Scattering as the Origin of Superconductivity in Strained Bilayer Nickelates
Congcong Le, Jun Zhan, Xianxin Wu +1
We study the electronic structure and doping-dependent instabilities of strained LaNiO thin films using first-principles and functional renormalization group methods. W…
Resolving the Electronic Ground State of La3Ni2O7-δ Films
Xiaolin Ren, Ronny Sutarto, Xianxin Wu +7
The recent discovery of a superconductivity signature in La3Ni2O7-δ under a pressure of 14 GPa, with a superconducting transition temperature of around 80 K, has attracted consider…
Cooperation between electron-phonon coupling and electronic interaction in bilayer nickelates LaNiO
Jun Zhan, Yuhao Gu, Xianxin Wu +1
The recent observation of high-T superconductivity in the bilayer nickelate LaNiO under pressure has garnered significant interests. While researches have predomina…
Classification of High-Ordered Topological Nodes towards Moiré Flat Bands in Twisted Bilayers
Fan Cui, Congcong Le, Qiang Zhang +3
At magic twisted angles, Dirac cones in twisted bilayer graphene (TBG) can evolve into flat bands, serving as a critical playground for the study of strongly correlated physics. Wh…
Discrete superconducting phases in FeSe-derived superconductors
T. P. Ying, M. X. Wang, Z. Y. Zhao +12
A general feature of unconventional superconductors is the existence of a superconducting dome in the phase diagram as a function of carrier concentration. For the simplest iron-ba…
Correlation between non-centrosymmetry and superconductivity in quasi-one-dimensional compounds A2Cr3As3 (A=K, Rb)
Zhe Wang, Wei Yi, Qi Wu +16
Non-centrosymmetric superconductors, whose crystal structure is absent of inversion symmetry, have recently received special attentions due to the expectation of unconventional pai…
Predicting Unconventional High Temperature Superconductors in Trigonal Bipyramidal Coordinations
Jiangping Hu, Congcong Le, X. X. Wu
Cuprates and iron-based superconductors are two classes of unconventional high Tc superconductors based on 3d transition elements. Recently, two principles, correspondence principl…
Observation of momentum-confined in-gap impurity state in BaKFeAs: evidence for anti-phase pairing
P. Zhang, P. Richard, T. Qian +12
We report the observation by angle-resolved photoemission spectroscopy of an impurity state located inside the superconducting gap of BaKFeAs and vanishing…