2 papers
physics.optics2024
Toward ultimate-efficiency frequency conversion in nonlinear optical microresonators
Zhi-Yan Wang, Xiao Wu, Xiao Xiong +7
Integrated nonlinear photonics has emerged as a transformative platform, enabling nanoscale nonlinear optical processes with significant implications for sensing, computation, and…
physics.optics2023
Second-harmonic generation with a 440,000% W-1 conversion efficiency in a lithium niobate microcavity without periodic poling
Xiao Wu, Zhenzhong Hao, Li Zhang +6
Thin-film lithium niobate (TFLN) enables extremely high-efficiency second-order nonlinear optical effects due to large nonlinear coefficient d33 and strong optical field localizati…