271 citations · 648 across the 22 of their papers we have counts for
22 papers
Anisotropic Surface State Band Splitting and Low Energy Flat Bands in 3d Correlated Topological Kondo Insulator Candidate FeSb
Ziling Cao, Jie Pang, Yu Xu +22
FeSb is a correlated narrow-gap semiconductor that has often been discussed as a -electron Kondo insulator candidate and exhibits a low-temperature resistance plateau with…
Granular Superconductivity in LaPrNiO Thin Films
Ziao Han, Lifen Xiang, X. J. Zhou +1
Superconductivity realized in bilayer nickelate thin films enables direct spectroscopic and transport studies at ambient pressure. However, a persistent two-step resistive transiti…
Mott-Derived Local Moments and Kondo Hybridization in a d-electron Kagome lattice
Xing Zhang, Xintong Li, Boqin Song +25
Unlike canonical Kondo lattices in f-electron systems, where localized f orbitalsnaturally provide local moments, d-electron Kondo lattices require a distinct mechanism for local-m…
Electronic Structure and Superconducting Gap of HgBaCaCuO Revealed by Laser-Based Angle-Resolved Photoemission Spectroscopy
Taimin Miao, Wenshan Hong, Qinghong Wang +18
The spatially-resolved laser-based high resolution angle resolved photoemission spectroscopy (ARPES) measurements have been performed on the optimally-doped HgBaCaCuO$_…
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…
Impact of Electron Correlations on Infinite-Layer Cuprates and Nickelates
Xunyang Hong, Yuetong Wu, Ying Chan +18
Optimization of unconventional superconductivity involves a balance of interaction strengths. Precise determination of correlation strength across different material families is th…
Expansion of Momentum Space and Full 2 Solid Angle Photoelectron Collection in Laser-Based Angle-Resolved Photoemission Spectroscopy by Applying Sample Bias
Taimin Miao, Yu Xu, Bo Liang +18
Angle-resolved photoemission spectroscopy (ARPES) directly probes the energy and momentum of electrons in quantum materials, but conventional setups capture only a small fraction o…
Persistent paramagnons in high-temperature infinite-layer nickelate superconductors
Yujie Yan, Ying Chan, Xunyang Hong +25
The recent discovery of high-temperature superconductivity in hole-doped SmNiO, exhibiting the record-high transition temperature among infinite-layer (IL) nickelates, ha…
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…
Discovery of Giant Unit-Cell Super-Structure in the Infinite-Layer Nickelate PrNiO
J. Oppliger, J. Küspert, A. -C. Dippel +10
Spectacular quantum phenomena such as superconductivity often emerge in flat-band systems where Coulomb interactions overpower electron kinetics. Engineering strategies for flat-ba…
Spin fluctuations sufficient to mediate superconductivity in nickelates
Paul Worm, Qisi Wang, Motoharu Kitatani +12
Infinite-layer nickelates show high-temperature superconductivity, and the experimental phase diagram agrees well with the one simulated within the dynamical vertex approximation (…
ARPES Detection of Superconducting Gap Sign in Unconventional Superconductors
Qiang Gao, Jin Mo Bok, Ping Ai +20
Superconductivity is realized by opening a gap in the superconducting state. The gap symmetry is crucial in understanding the underlying superconductivity mechanism. The magnitude…
Two Distinct Charge Orders in Infinite-layer PrNiO2+δ revealed by Resonant X-ray Diffraction
Xiaolin Ren, Ronny Sutarto, Qiang Gao +9
A broken translation symmetry has recently been revealed in infinite-layer nickelates, which has piqued considerable interest in its origin and relation to superconductivity, as we…
Magnetic Excitations in Strained Infinite-layer Nickelate PrNiO2
Qiang Gao, Shiyu Fan, Qisi Wang +16
Strongly correlated materials often respond sensitively to the external perturbations. In the recently discovered superconducting infinite-layer nickelates, the superconducting tra…
Ultrafast signatures of spin and orbital order in antiferromagnetic -SrCrO
Min-Cheol Lee, Connor Occhialini, Jiarui Li +6
We used femtosecond optical spectroscopy to study ultrafast spin and orbital ordering dynamics in the antiferromagnetic Mott insulator -SrCrO. This chromate system posse…
Pressure-induced monotonic enhancement of Tc to over 30 K in the superconducting Pr0.82Sr0.18NiO2 thin films
N. N. Wang, M. W. Yang, Z. Yang +10
The successful synthesis of superconducting infinite-layer nickelate thin films with the highest Tc ~ 15 K has reignited great enthusiasms on this family of potential analogue to h…
Strain-induced enhancement of in infinite-layer PrSrNiO films
Xiaolin Ren, Jiarui Li, Wei-Chih Chen +13
The mechanism of unconventional superconductivity in correlated materials remains a great challenge in condensed matter physics. The recent discovery of superconductivity in infini…
Electronic Nature of Charge Density Wave and Electron-Phonon Coupling in Kagome Superconductor KVSb
Hailan Luo, Qiang Gao, Hongxiong Liu +17
The Kagome superconductors AV3Sb5 (A=K, Rb, Cs) have received enormous attention due to their nontrivial topological electronic structure, anomalous physical properties and superco…
Electronic Structure Examination on the Topological Properties of CaMnSb by Angle-Resolved Photoemission Spectroscopy
Hongtao Rong, Liqin Zhou, Junbao He +15
We have carried out detailed high resolution ARPES measurements and band structure calculations to study the electronic structure of CaMnSb. The observed Fermi surface mainly…
Preparation of superconducting thin films of infinite-layer nickelate NdSrNiO
Qiang Gao, Yuchen Zhao, Xingjiang Zhou +1
The recent observation of superconductivity in infinite-layer nickelate NdSrNiO has received considerable attention. Despite the many efforts to understand th…
Spectroscopic Evidence of Superconductivity Pairing at 83 K in Single-Layer FeSe/SrTiO3 Films
Yu Xu, Hongtao Rong, Qingyan Wang +15
Single-layer FeSe films grown on the SrTiO3 substrate (FeSe/STO) have attracted much attention because of their possible record-high superconducting critical temperature Tc and dis…
Sudden collapse of magnetic order in oxygen deficient nickelate films
Jiarui Li, Robert J. Green, Zhen Zhang +9
Oxygen vacancies play a crucial role in the control of the electronic, magnetic, ionic, and transport properties of functional oxide perovskites. Rare earth nickelates (RENiO$_{3-x…