2 papers
physics.optics2016
Second-harmonic focusing by nonlinear turbid medium via feedback-based wavefront shaping
Yanqi Qiao, Xianfeng Chen, Yajun Peng +1
Scattering has usually be considered as detrimental for optical focusing or imaging. Recently, more and more research has shown that strongly scattering materials can be utilized t…
physics.optics2016
Random laser action with coherent feedback via second-harmonic generation
Yanqi Qiao, Yuanlin Zheng, Zengyan Cai +1
The random laser action with coherent feedback by second-harmonic generation (SHG) was experimentally demonstrated in this paper. Compared with the conventional random laser action…