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 Key Research and Development Program of China(Grant Nos.2016YFB0402002,2016YFB0401803,2017YFB0405002,2017YFB0405003,and 2017YFB0405005);the National Natural Science Foundation of China(Grant Nos.61574160,61704184,and 61334005);the Strategic Priority Research Program of the Chinese Academy of Science(Grant No.XDA09020401);the Chinese Academy of Science Visiting Professorship for Senior International Scientists(Grant No.2013T2J0048);the Natural Science Foundation of Jiangsu Province,China(Grant No.BK20170430);the CPSF-CAS Joint Foundation for Excellent Postdoctoral Fellows,China(Grant No.2016LH0026)
Thermal characteristics of multiple laser stripes integrated into one chip is investigated theoretically in this paper. The temperature pattern of the laser diode mini-array packaged in a TO-can is analyzed and optimi...
Project supported by the Science and Technology Major Project of Fujian Province,China(Grant No.2013HZ0003-2)
A 2-μm composite Tm:YAG laser pumped with a narrow-band laser diode was presented. The temperature distribution and thermal lens in the Tm:YAG were numerically simulated by a finite element method and the results w...
Project supported by Tianjin City High School Science&Technology Fund Planning Project(Grant No.20140703)
An efficient 1064-nm Nd:YVO_4laser in-band pumped by a wavelength-locked laser diode(LD) at 913.9 nm was demonstrated. The maximum continuous wave(CW) output power of 23.4 W at 1064 nm was realized with the incid...
Project supported by the Natural Science Foundation of Jiangsu Province,China(Grant Nos.BK20130453 and BK20130434);the National Natural Science Foundation of China(Grant No.11304271)
We report an efficient continuous-wave self-Raman laser at 1176 nm based on a 20-mm-long composite YVO4/Nd:YVO4/YVO4 crystal and pumped by a wavelength-locked 878.9 nm diode laser.A maximum output power of 5.3 W is a...
supported by the National Natural Science Foundation of China(Grant No.61205111);the Open Foundation of State Key Laboratory of Millimeter Waves,China(Grant No.K201219);the Natural Science Foundation of Chongqing Normal University,China(Grant No.2011XLZ06)
In this paper, we observe experimentally the optical bistability induced by the side-mode injection power and wave- length detuning in a single mode Fabry-P6rot laser diode (SMFP-LD). Results show that the bistabili...
Project supported by the National Basic Research Program of China(Grant No.2012CB619304);the National Natural Science Foundation of China(Grant Nos.61076013 and 51272008);the Beijing Municipal Science and Technology Project,China(Grant No.H030430020000)
The electroluminescence (EL) and photoluminescence (PL) spectra of InGaN/GaN multiple quantum wells (MQWs) with a prestrained InGaN interlayer in a laser diode structure are investigated. When the injection curr...
Project supported by the Key Program of the National Natural Science Foundation of China (Grant No. 60938002);the Special-funded Program on National Key Scientific Instruments and Equipment Development of China (Grant No. 2012YQ06016501);the Tianjin Research Program of Application Foundation and Advanced Technology,China (Grant No. 11JCYBJC04900)
We improved the thermal equivalent-circuit model of the laser diode module(LDM) to evaluate its thermal dynamic properties and calculate the junction temperature of the laser diode with a high accuracy.The thermal p...
Project supported by the National Natural Science Foundation of China (Grant Nos. 60976045,60506001,60836003 and 60776047);the National Basic Research Program of China (Grant No. 2007CB936700);the National Natural Science Foundation for Distinguished Young Scholars of China (Grant No. 60925017)
This paper reports that a long delay between the beginning of pumping current pulse and the onset of optical pulse is observed in InGaN laser diodes. The delay time decreases as the pumping current increases, and the ...
Project supported by the National Natural Science Foundation of China (Grant Nos 60506001,60776047,60476021,60576003 and 60836003);the National Basic Research Programme of China (Grant No 2007CB936700)
A violet laser diode (LD) structure is grown on a free-standing c-plane GaN substrate and 4 μm×800μm ridge waveguide LDs are fabricated. The electrical and the optical characteristics of LDs under different facet...