2 papers
cond-mat.mtrl-sci2024
Phase engineering of giant second harmonic generation in BiOSe
Zhefeng Lou, Yingjie Zhao, Zhihao Gong +16
Two-dimensional (2D) materials with remarkable second-harmonic generation (SHG) hold promise for future on-chip nonlinear optics. Relevant materials with both giant SHG response an…
cond-mat.str-el2024
Tuning the BCS-BEC crossover of electron-hole pairing with pressure
Yuhao Ye, Jinhua Wang, Pan Nie +5
In graphite, a moderate magnetic field confines electrons and holes into their lowest Landau levels. In the extreme quantum limit, two insulating states with a dome-like field depe…