papers

Publications (11)

cond-mat.supr-con2021

Superconductivity at 40 K in lithiation-processed [(Fe,Al)(OH)2][FeSe]1.2 with a layered structure

Guobing Hu, Mengzhu Shi, Wenxiang Wang +7

Exploration of new superconductors has always been one of the research directions in condensed matter physics. We report here a new layered heterostructure of [(Fe,Al)(OH)2][FeSe]1…

cond-mat.supr-con2024

Distinct pressure evolution of superconductivity and charge-density-wave in kagome superconductor CsVSb thin flakes

Ge Ye, Mengwei Xie, Chufan Chen +13

It is intriguing to explore the coexistence and (or) competition between charge-density-wave (CDW) and superconductivity (SC) in many correlated electron systems, such as cuprates,…

cond-mat.str-el2024

Large Oscillatory Thermal Hall Effect in Kagome Metals

Dechen Zhang, Kuan-Wen Chen, Guoxin Zheng +9

The thermal Hall effect recently provided intriguing probes to the ground state of exotic quantum matters. These observations of transverse thermal Hall signals lead to the debate…

cond-mat.mtrl-sci2022

A new class of bilayer kagome lattice compounds with Dirac nodal lines and pressure-induced superconductivity

Mengzhu Shi, Fanghang Yu, Ye Yang +11

Kagome lattice composed of transition-metal ions provides a great opportunity to explore the intertwining between geometry, electronic orders and band topology. The discovery of mu…

cond-mat.supr-con2021

Nodeless superconductivity in the kagome metal CsVSb

Weiyin Duan, Zhiyong Nie, Shuaishuai Luo +13

The recently discovered kagome metal series VSb (=K, Rb, Cs) exhibits topologically nontrivial band structures, chiral charge order and superconductivity, presenting…

cond-mat.supr-con2022

Emergent superconducting fluctuations in a compressed kagome superconductor

Xikai Wen, Fanghang Yu, Zhigang Gui +8

The recent discovery of superconductivity (SC) and charge density wave (CDW) in kagome metals AV3Sb5 (A = K, Rb, Cs) provides an ideal playground for the study of emergent electron…

cond-mat.supr-con2021

Three-dimensional charge density wave and robust zero-bias conductance peak inside the superconducting vortex core of a kagome superconductor CsVSb

Zuowei Liang, Xingyuan Hou, Fan Zhang +9

The transition-metal-based kagome metals provide a versatile platform for correlated topological phases hosting various electronic instabilities. While superconductivity is rare in…

cond-mat.supr-con2022

Emergent charge order and unconventional superconductivity in pressurized kagome superconductor CsV3Sb5

Lixuan Zheng, Zhimian Wu, Ye Yang +16

The discovery of multiple electronic orders in kagome superconductors AV3Sb5 (A = K, Rb, Cs) provides a promising platform for exploring unprecedented emergent physics. Under moder…

cond-mat.supr-con2021

Strain-sensitive superconductivity in kagome metals KVSb and CsVSb probed by point-contact spectroscopy

Lichang Yin, Dongting Zhang, Chufan Chen +12

The kagome lattice is host to flat bands, topological electronic structures, Van Hove singularities and diverse electronic instabilities, providing an ideal platform for realizing…

cond-mat.str-el2023

Pressure-induced transition from a Mott insulator to a ferromagnetic Weyl metal in La2O3Fe2Se2

Ye Yang, Fanghang Yu, Xikai Wen +6

The insulator-metal transition in Mott insulators, known as the Mott transition, is usually accompanied with various novel quantum phenomena, such as unconventional superconductivi…

cond-mat.supr-con2022

Pressure-induced dimensional crossover in a kagome superconductor

Fanghang Yu, Xudong Zhu, Xikai Wen +9

The recently discovered kagome superconductors AV3Sb5 exhibit tantalizing high-pressure phase diagrams, in which a new dome-like superconducting phase emerges under moderate pressu…