3 papers
cond-mat.supr-con2026
Transverse superconducting diode without parity and time-reversal violation
Ruo-Peng Yu, Jin-Xin Hu, Zi-Ting Sun
The superconducting diode effect (SDE) is characterized by its nonreciprocal nature in critical supercurrents. However, realizing a longitudinal SDE typically requires simultaneous…
cond-mat.supr-con2025
Flat-band Fulde-Ferrell-Larkin-Ovchinnikov State from Quantum Geometric Discrepancy
Zi-Ting Sun, Ruo-Peng Yu, Shuai A. Chen +2
We propose a new scheme for realizing Fulde-Ferrell-Larkin-Ovchinnikov (FFLO) Cooper pairing states within flat bands, in contrast to the conventional paradigm such as the Zeeman e…
cond-mat.mtrl-sci2025
Topological Fermi-arc-like surface states in Kramers nodal line metals
Zi-Ting Sun, Ruo-Peng Yu, Xue-Jian Gao +1
The discovery of Kramers nodal line metals (KNLMs) and Kramers Weyl semimetals (KWSs) has significantly expanded the range of metallic topological materials to all noncentrosymmetr…