papers

Publications (9)

cond-mat.supr-con2025

Anomalous narrow-band correlation in a natural superconducting heterostructure

Xiupeng Sun, Zhiyuan Wei, Min Shan +11

A new frontier in condensed matter physics is to stack atomically thin layered-materials with different properties and create intriguing phenomena which do not exist in any of the…

cond-mat.str-el2021

Distinct band reconstructions in kagome superconductor CsVSb

Yang Luo, Shuting Peng, Samuel M. L. Teicher +12

The new two-dimensional (2D) kagome superconductor CsVSb has attracted much recent attention due to the coexistence of superconductivity, charge order, topology and kagome…

cond-mat.str-el2022

Tunable van Hove singularity without structural instability in Kagome metal CsTiBi

Bo Liu, Minquan Kuang, Yang Luo +12

In Kagome metal CsVSb, multiple intertwined orders are accompanied by both electronic and structural instabilities. These exotic orders have attracted much recent attention…

cond-mat.supr-con2024

Evidence of electron interaction with an unidentified bosonic mode in superconductor CsCaFeAsF

Peng Li, Sen Liao, Zhicheng Wang +16

The kink structure in band dispersion usually refers to a certain electron-boson interaction, which is crucial in understanding the pairing in unconventional superconductors. Here…

cond-mat.supr-con2023

A unique van Hove singularity in kagome superconductor CsVTaSb with enhanced superconductivity

Yang Luo, Yulei Han, Jinjin Liu +23

Van Hove singularity (VHS) has been considered as a driving source for unconventional superconductivity. A VHS in two-dimensional (2D) materials consists of a saddle point connecti…

cond-mat.supr-con2021

Charge-order-assisted topological surface states and flat bands in the kagome superconductor CsVSb

Yong Hu, Samuel M. L. Teicher, Brenden R. Ortiz +8

The diversity of emergent phenomena in quantum materials often arises from the interplay between different physical energy scales or broken symmetries. Cooperative interactions amo…

cond-mat.supr-con2024

Flat bands and distinct density wave orders in correlated Kagome superconductor CsCrSb

Shuting Peng, Yulei Han, Yongkai Li +15

Kagome metal CsVSb has attracted much recent attention due to the coexistence of multiple exotic orders and the associated proposals to mimic unconventional high temperatur…

cond-mat.supr-con2024

Two-dimensional phase diagram of the charge density wave in doped CsVSb

Linwei Huai, Hongyu Li, Yulei Han +15

Kagome superconductors AVSb (A = K, Rb and Cs) have attracted much recent attention due to the coexistence of multiple exotic orders. Among them, the charge density wave (C…

cond-mat.supr-con2025

Electronic-correlation-assisted charge stripe order in a Kagome superconductor

Linwei Huai, Zhuying Wang, Huachen Rao +12

A central mystery in high-temperature cuprate superconductors is the coexistence of multiple exotic orders, which is presumably associated with strong electronic correlation. The o…