Project supported by the Shanghai Municipal Science and Technology Major Project,China(Grant No.2017SHZDZX03)。
We report on a GaSb-based laterally coupled distributed feedback(LC-DFB)laser with Cr gratings operating at 2004 nm for CO_(2)detection application.Butterfly packaged with single-mode fiber pigtailed,the laser diode o...
Vertical cavity surface emitting laser(VCSELs)as the ideal light source for rubidium(Rb)and cesium(Cs)atomic clocks is analyzed for its mode and polarization control.We fabricated three kinds of shapes:triangular,elli...
Project supported by the Strategic Priority Research Program,Chinese Academy of Sciences(Grant No.XDB43000000);the Key Research Program of Frontier Sciences,Chinese Academy of Sciences(Grant No.QYZDJSSW-JSC002);the National Natural Science Foundation of China(Grant Nos.61874113,61875188,and 61935018).
We demonstrate the curvature of coupled twin circular-side-octagon microcavity(TCOM)lasers as the degree of freedom to realize manipulation of mode quality(Q)factor and lasing characteristics.Numerical simulation resu...
Project supported by the National Natural Science Foundation of China(Grant No.62005215)。
The optical injection locking of semiconductor lasers to dual-frequency lasers is studied by numerical simulations.The beat-note signals can be effectively transformed to optical frequency combs due to the effective f...
the National Natural Science Foundation of China(Grant No.62075168);Guang Dong Basic and Applied Basic Research Foundation(Grant No.2020A1515011088);Special Project in Key Fields of Guangdong Provincial Department of Education of China(Grant No.2020ZDZX3052 and 2019KZDZX1025)。
We utilize three parallel reservoir computers using semiconductor lasers with optical feedback and light injection to model radar probe signals with delays.Three radar probe signals are generated by driving lasers con...
Project supported by an Australian Research Council Future Fellowship Grant
In recent years, there have been a significant number of demonstrations of small metallic and plasmonic lasers. The vast majority of these demonstrations have been for optically pumped devices. Electrically pumped dev...
Project supported by the National Natural Science Foundation of China(Grant Nos.61527823 and 61377105)
Square microcavities, which support whispering-gallery modes with total internal reflections, can be employed as high-quality laser resonators for fabricating compact, low-threshold semiconductor lasers. In this paper...
supported by the Major State Basic Research Development Program of China(Grant No.2013CB632103);the National High-Technology Research and Development Program of China(Grant No.2012AA012202);the National Natural Science Foundation of China(Grant Nos.61177038 and 61176013)
Optical gain characteristics of Ge1-xSnμx are simulated systematically.With an injection carrier concentration of 5×10^18/cm^3 at room temperature,the maximal optical gain of Ge0.922Sn0.078 alloy(with n-type doping...
supported by the National Natural Science Foundation of China (Grant No. 60872123);the Joint Fund of the National Natural Science Foundation and the Guangdong Provincial Natural Science Foundation, China (Grant No. U0835001);the Guangdong Provincial Natural Science Foundation (Grant No. S2011010002144)
The optical chaotic communication system using open-loop fiber transmission is studied under strong injection conditions. The optical chaotic communication system with open-loop configuration is studied using fiber tr...
Project supported by the Key Program of National Natural Science Foundation of China (Grant No.60927007);the National Natural Science Foundation of China (Grant No.60908014);the Shanxi Provincial Science Foundation for Youths,China (Grant No.2010021003-4)
A chaotic communication scheme with a fibre ring inserted in the optical ~eedback of the transmitter laser as an additional key is proposed under anticipating synchronization. The numerical results show that the key c...