the Fundamental Research Funds for the Central Universities(Grant Nos.YJ201979&YJ201982);Sichuan Science and Technology Program(Grant No.2019YJ0530);Sichuan Provincial Project for Outstanding Young Science and Technology Scholars(Grant No.2020JDJQ0024)。
In this paper, we propose an ultra-high speed random bit generator without the time-delay signature based on an ytterbium-doped random fiber laser(YRFL) with Rayleigh scattering feedback. The spectrum of the YRFL has ...
Project supported by the National Natural Science Foundation of China (Grant No. 69578026).
Four laser glasses with high emission cross sections are experimentally obtained. The laser performance parameters are determined from the spectroscopic parameters of these glasses and compared with those of developin...