Electronic structure, magnetic correlations, and superconducting pairing in the reduced Ruddlesden-Popper bilayer under pressure: Different role of …
The recent discovery of superconductivity in bilayer La 3 Ni 2 O 7 (327-LNO) under pressure
stimulated much interest in layered nickelates. However, superconductivity was not found in …
stimulated much interest in layered nickelates. However, superconductivity was not found in …
Interaction-induced topological phase transition and Majorana edge states in low-dimensional orbital-selective Mott insulators
Topological phases of matter are among the most intriguing research directions in
Condensed Matter Physics. It is known that superconductivity induced on a topological …
Condensed Matter Physics. It is known that superconductivity induced on a topological …
Pair-density-wave superconductor from do** Haldane chain and rung-singlet ladder
We report the numerical discovery of a Luther-Emery liquid with pair-density-wave (PDW)
correlations from do** either (i) a spin-one Haldane chain or (ii) a two-leg ladder in the …
correlations from do** either (i) a spin-one Haldane chain or (ii) a two-leg ladder in the …
Sequential structural and antiferromagnetic transitions in under pressure
The discovery of superconductivity in the two-leg ladder compound BaFe 2 S 3 has
established the 123-type iron chalcogenides as a novel and interesting subgroup of the iron …
established the 123-type iron chalcogenides as a novel and interesting subgroup of the iron …
Estimation of biquadratic and bicubic Heisenberg effective couplings from multiorbital Hubbard models
We studied a multi-orbital Hubbard model at half-filling for two and three orbitals per site on
a two-site cluster via full exact diagonalization, in a wide range for the onsite repulsion U …
a two-site cluster via full exact diagonalization, in a wide range for the onsite repulsion U …
Fingerprints of an orbital-selective Mott phase in the block magnetic state of BaFe2Se3 ladders
Abstract Resonant Inelastic X-Ray Scattering (RIXS) experiments on the iron-based ladder
BaFe2Se3 unveiled an unexpected two-peak structure associated with local orbital (dd) …
BaFe2Se3 unveiled an unexpected two-peak structure associated with local orbital (dd) …
Quantum magnetism of iron-based ladders: Blocks, spirals, and spin flux
Motivated by increasing experimental evidence of exotic magnetism in low-dimensional iron-
based materials, we present a comprehensive theoretical analysis of magnetic states of the …
based materials, we present a comprehensive theoretical analysis of magnetic states of the …
Two-hole ground state wavefunction: Non-BCS pairing in a two-leg ladder
S Chen, Z Zhu, ZY Weng - Physical Review B, 2018 - APS
Superconductivity is usually described in the framework of the Bardeen-Cooper-Schrieffer
(BCS) wavefunction, which even includes the resonating-valence-bond (RVB) wavefunction …
(BCS) wavefunction, which even includes the resonating-valence-bond (RVB) wavefunction …
Iron telluride ladder compounds: Predicting the structural and magnetic properties of
Since the discovery of pressure-induced superconductivity in the two-leg ladder system
BaFe 2 X 3 (X= S, Se), with the 3 d iron electronic density n= 6, quasi-one-dimensional iron …
BaFe 2 X 3 (X= S, Se), with the 3 d iron electronic density n= 6, quasi-one-dimensional iron …
Prediction of exotic magnetic states in the alkali-metal quasi-one-dimensional iron selenide compound
The magnetic and electronic phase diagram of a model for the quasi-one-dimensional alkali-
metal iron selenide compound Na 2 FeSe 2 is presented. The novelty of this material is that …
metal iron selenide compound Na 2 FeSe 2 is presented. The novelty of this material is that …