196 citations · 413 across the 16 of their papers we have counts for
16 papers
Heavily Sr-Doped LaSrNiO as a Tetragonal Ruddlesden-Popper Phase at Ambient Pressure
Yuhang Zhang, Xue Ming, Cui-Qun Chen +8
High-temperature superconductivity has been found in bilayer Ruddlesden-Popper (RP) nickelates in bulk samples under high pressure, or in thin films via compressive strain. In the…
Pairing mechanism and superconductivity in 1313 phase LaNiO
Cui-Qun Chen, Ming Zhang, Fan Yang +1
Recently, the observation of superconductivity (SC) with 3.6 K in the pressurized 1313 LaNiO has attracted considerable interest. Here, we systematicall…
Theoretical study on the electronic properties and multiorbital models of LaNiO thin films on SrLaAlO (001)
Guanlin Li, Cui-Qun Chen, Haoliang Shi +5
The realization of ambient-pressure superconductivity in LaNiO thin films raises a fundamental question: is the metallic ground state driven by lattice strain or interf…
Superconductivity of bilayer two-orbital Hubbard model for LaNiO under high pressure
Wei-Yang Chen, Cui-Qun Chen, Meng Wang +2
By combining density functional theory (DFT) and density matrix renormalization group calculations, we investigate the unusual pressure dependence of superconducting transition tem…
Electronic structures and superconductivity in Nd-doped LaNiO
Cui-Qun Chen, Wenyuan Qiu, Zhihui Luo +2
The recent discovery of high- superconductivity in Ruddlesden-Popper (RP) nickelates has motivated extensive efforts to explore higher superconductors. Here, we systemat…
Pairing mechanism and superconductivity in pressurized LaNiO
Ming Zhang, Cui-Qun Chen, Dao-Xin Yao +1
The discovery of superconductivity (SC) with critical temperature above the boiling point of liquid nitrogen in pressurized LaNiO has sparked a surge of explora…
Electronic structures and multi-orbital models of LaNiO thin films at ambient pressure
Xunwu Hu, Wenyuan Qiu, Cun-Qun Chen +2
The recent discovery of superconductivity with a transition temperature exceeding 40 K in LaNiO and (La,Pr)NiO thin films at ambient pressure marks…
Origin of the density wave instability in trilayer nickelate LaNiO revealed by optical and ultrafast spectroscopy
Shuxiang Xu, Cui-Qun Chen, Mengwu Huo +9
In the intricate phase diagram of unconventional superconductors characterized by intertwined electronic orders and superconductivity, a key step in understanding the superconducti…
Observation of in-gap states in a two-dimensional CrI2/NbSe2 heterostructure
Peigen Li, Jihai Zhang, Di Zhu +8
Low-dimensional magnetic structures coupled with superconductors are promising platforms for realizing Majorana zero modes, which have potential applications in topological quantum…
Trilayer multi-orbital models of
Cui-Qun Chen, Zhihui Luo, Meng Wang +2
Recently, the discovery of superconductivity in Ruddlesden-Popper (RP) under pressure has further expanded the realm of nickelate-based superconductor fam…
Structural transition, electric transport, and electronic structures in the compressed trilayer nickelate La4Ni3O10
Jingyuan Li, Cui-Qun Chen, Chaoxin Huang +13
Atomic structure and electronic band structure are fundamental properties for understanding the mechanism of superconductivity. Motivated by the discovery of pressure-induced high-…
Signature of Topological Semimetal in Harmonic-honeycomb ReO3
Yifeng Han, Cui-Qun Chen, Hualei Sun +11
Transition-metal honeycomb compounds are capturing scientific attention due to their distinctive electronic configurations, underscored by the triangular-lattice spin-orbit couplin…
Orbital-Dependent Electron Correlation in Double-Layer Nickelate La3Ni2O7
Jiangang Yang, Hualei Sun, Xunwu Hu +23
The latest discovery of high temperature superconductivity near 80K in La3Ni2O7 under high pressure has attracted much attention. Many proposals are put forth to understand the ori…
Chern insulators and high Curie temperature Dirac half-metal in two-dimensional metal-organic frameworks
Cui-Qun Chen, Xiao-Sheng Ni, Dao-Xin Yao +1
Two-dimensional (2D) magnetic materials with nontrivial topological states have drawn considerable attention recently. Among them, 2D metal-organic frameworks (MOFs) are standing o…
Origin of the Type-II Weyl state in topological antiferromagnetic YbMnBi2
Xiao-Sheng Ni, Cui-Qun Chen, Dao-Xin Yao +1
Recently, the topological nature of an antiferromagnet YbMnBi2 has been controversial. YbMnBi2 is regarded as a candidate of Type-II Weyl semimetals with magnetic moments of Mn ato…
Various magnetism of the compressed antiferromagnetic topological insulator EuSn2As2
Hualei Sun, Cuiqun Chen, Yusheng Hou +9
We report a comprehensive high-pressure study on the antiferromagnetic topological insulator EuSn2As2 up to 21.1 GPa through measurements of synchrotron x-ray diffraction, electric…