2 papers
cond-mat.mes-hall2026
Forbidden second harmonics in centrosymmetric bilayer crystals
Haoning Tang, Zhitong Ding, Tianyi Ruan +7
Optical spectroscopy based on second-order nonlinearity is a critical technique for characterizing two-dimensional (2D) crystals as well as bioimaging and quantum optics. It is gen…
physics.optics2025
Phase-matching of high harmonic generation in twisted solids
Chenjun Ma, Chen Huang, Yilong You +11
High harmonic generation (HHG) in solids could enable attosecond and ultraviolet light sources with high compactness, great controllability and rich functions. However, the HHG pro…