689 citations · 1.7k across the 17 of their papers we have counts for
17 papers
Marginal-Fermi-Liquid-like Behavior without Pseudogap in Infinite-Layer Nickelates
Yu Fan, Zhitong An, Xiang Ding +10
Pseudogap formation, strange-metal behavior and unconventional superconductivity are closely intertwined in hole-doped cuprates, yet their relationship remains unresolved. Infinite…
A Disconnected Superconducting Regime at the Parent Limit of Infinite-Layer Nickelates
Chihao Li, Yutong Chen, Yaolong Bian +11
Infinite-layer nickelates have been widely viewed as cuprate analogs in which superconductivity emerges and forms a superconducting dome centered around 10-20% cation substitution.…
Electronic Origin of Ferromagnetic Excitations in the Candidate Spin-Triplet Superconductor CeSb2
Xiaoxiao Wang, Xiaoyang Chen, Suppanut Sangphet +9
The origin of quasi-one-dimensional (q1D) ferromagnetic (FM) excitations in the candidate spin-triplet superconductor CeSb has remained unclear. Here we report an electronic me…
Correlation-driven 3d Heavy Fermion behavior in LiV2O4
Min-Yi-Nan Lei, Z. H. Chen, H. T. Wang +7
LiV2O4 is a spinel-structured compound that stands out as the first known 3d-electron system exhibiting typical heavy fermion behavior. A central question is how such strong mass r…
Thermoelectricity evidence for quantum criticality in clean infinite-layer nickelate films
Xu Zhang, Chihao Li, Mingwei Yang +8
We investigate the Seebeck coefficient () in infinite-layer nickelate films with different disorder levels. The disordered NdNiO film exhibits a flat curve, whereas…
Observation of Electride-like States Coexisting with Correlated Electrons in NdNiO
Chihao Li, Yutong Chen, Xiang Ding +13
Despite exhibiting a similar band character to cuprates, infinite-layer nickelates host additional electron pockets that distinguish them from single-band cuprates. T…
High Temperature Superconductivity Dominated by Inner Underdoped CuO Planes in Quadruple-Layer Cuprate (Cu,C)BaCaCuO
Xingtian Sun, Suppanut Sangphet, Nan Guo +9
The superconducting transition temperature () of trilayer or quadruple-layer cuprates typically surpasses that of single-layer or bilayer systems. This observation…
Interface suppressed nematicity and enhanced superconductivity of FeSe/NdFeO3 in the low doping regime
Chihao Li, Yuanhe Song, Xiaoxiao Wang +5
The discovery of interface-enhanced superconductivity in single-layer FeSe/oxides has generated intensive research interests. Beyond the family of FeSe interfaced with various TiO$…
Inferior interfacial superconductivity in 1 UC FeSe/SrVO/SrTiO with screened interfacial electron-phonon coupling
Nan Guo, Xiaoyang Chen, Tianlun Yu +10
Monolayer FeSe/TiO and FeSe/FeO interfaces exhibit significant superconductivity enhancement compared to bulk FeSe, with interfacial electron-phonon coupling (EPC) playing…
Cuprate-like Electronic Structures in Infinite-Layer Nickelates with Substantial Hole Dopings
X. Ding, Y. Fan, X. X. Wang +13
The superconducting infinite-layer (IL) nickelates offer a new platform for investigating the long-standing problem of high-temperature superconductivity. Many models were proposed…
Orientation-dependent electron-phonon coupling in interfacial superconductors LaAlO3/KTaO3
Xiaoyang Chen, Tianlun Yu, Yuan Liu +17
The emergent superconductivity at the LaAlO3/KTaO3 interfaces exhibits a mysterious dependence on the KTaO3 crystallographic orientations. Here we show, by soft X-ray angle-resolve…
Electronic structure and signature of Tomonaga-Luttinger liquid state in epitaxial CoSb nanoribbons
Rui Lou, Minyinan Lei, Wenjun Ding +12
Recently, monolayer CoSb/SrTiO has been proposed as a candidate harboring interfacial superconductivity in analogy with monolayer FeSe/SrTiO. Experimentally, while the CoSb…
Magnetic and Electronic Properties of Single-Crystalline BaCoSO
Yuanhe Song, Xianshi Liu, Dong Wu +12
Doped BaCoSO was recently predicted to be a high-temperature superconductor in a new class based on Co and Ni. Using a Co-S self flux method, we synthesized single crystals of the…
Phonon-enhanced superconductivity at the FeSe/SrTiO3 interface
Q. Song, T. L. Yu, X. Lou +9
The dream of room temperature superconductors has inspired intense research effort to find routes for enhancing the superconducting transition temperature (Tc). Therefore, single-l…
Anomalous correlation effects and unique phase diagram of electron doped FeSe revealed by angle resolved photoemission spectroscopy
C. H. P. Wen, H. C. Xu, C. Chen +9
In FeSe-derived superconductors, the lack of a systematic and clean control on the carrier concentration prevents the comprehensive understanding on the phase diagram and the inter…
Interface-induced superconductivity and strain-dependent spin density wave in FeSe/SrTiO3 thin films
S. Y. Tan, M. Xia, Y. Zhang +14
The record of superconducting transition temperature(Tc) has long been 56K for the iron-based high temperature superconductors(Fe-HTS's). Recently, in single layer FeSe films grown…
Heavily electron-doped electronic structure and isotropic superconducting gap in AxFe2Se2 (A=K,Cs)
Y. Zhang, L. X. Yang, M. Xu +10
The low energy band structure and Fermi surface of the newly discovered superconductor, AxFe2Se2 (A=K,Cs), have been studied by angle-resolved photoemission spectroscopy. Compared…