3 papers
cond-mat.str-el2026
Tuning superconducting pairing symmetry via a staggered potential in the doped honeycomb Hubbard model
Yanmei Cai, Yicheng Xiong, Ying Liang +1
The ability to control superconducting pairing symmetry is crucial for designing unconventional and topological superconductors, yet practical tuning parameters beyond chemical dop…
cond-mat.str-el2026
Magnetic correlations and superconducting pairing near higher-order Van Hove singularities
Zheng Wei, Yanmei Cai, Boyang Wen +1
Higher-order Van Hove singularities in strongly correlated electron systems provide a fertile ground for emergent electronic orders and superconductivity. This study investigates t…
cond-mat.str-el2025
Pairing Symmetry Crossover from -wave to -wave in a Bilayer Nickelate Driven by Hund's Coupling and Crystal Field Splitting
Yicheng Xiong, Yanmei Cai, Tianxing Ma
The pairing symmetry of the recently discovered bilayer nickelate superconductor LaNiO is a subject of intense debate in condensed matter physics, with the two leading…