Project supported by the National Natural Science Foundation of China (Grant Nos. 60736036,60706009,60777021 and 60702006);the National Basic Research Program of China (Grant Nos. 2006CB604901 and 2006CB604902);the National High Technology Research and Development Program of China (Grant Nos. 2007AA03Z419,2007AA03Z417 and 2009AA03Z442)
Electroabsorption modulators combining Franz-Keldysh effect and quantum confined Stark effect have been mono-lithically integrated with tunnel-injection quantum-well distributed feedback lasers using a quantum well in...
Project supported by the National High Technology Research and Development Program of China(Nos.2006AA01Z256,2007AA03Z4 19,2007AA03Z417);the State Key Development Program for Basic Research of China(Nos.2006CB604901,2006CB604902);the National Natural Science Foundation of China(Nos.90401025,60736036,60706009,60777021).
High output powers and wide range tuning have been achieved in a sampled grating distributed Bragg reflector laser with an integrated semiconductor optical amplifier.Tilted amplifier and anti-reflection facet coating ...
Project supported by the National High Technology Research and Development Program of China(Nos.2006AA01Z256, 2007AA03Z419,2007AA03Z417);the State Key Development Program for Basic Research of China(Nos.2006CB604901, 2006CB604902);the National Natural Science Foundation of China(Nos.90401025,60736036,60706009,60777021).
A frequency and wavelength tunable self-pulsation laser based on DBR laser devices is reported for the first time.This laser generates continuous tunable optical microwave in the range of 1.87-21.81 GHz with 3-dB line...
supported by the National High Technology Research and Development Program of China (Nos. 2006AA01Z256, 2007AA03Z419,2007AA03Z417);the State Key Development Program for Basic Research of China (Nos. 2006CB604901,2006CB604902);the Nati-onal Natural Science Foundation of China (Nos. 90401025,60736036,60706009, 60777021)
The effects of the multimode diluted waveguide on quantum efficiency and saturation behavior of the evanescently coupled uni-traveling carrier (UTC) photodiode structures are reported. Two kinds of evanescently coup...
supported by the National High Technology Research and Development Program of China (Nos. 2007AA03Z417, 2006AA01Z256,2007AA03Z419);the State Key Development Program for Basic Research of China (Nos. 2006CB604901, 2006CB604902);the National Natural Science Foundation of China (Nos. 90401025, 60736036, 60706009, 60777021).
A complex-coupled DFB laser with sampled grating has been designed and fabricated. The method uses the + 1 st order reflection of the sampled grating for laser single-mode operation. The typical threshold current of ...
Project supported by the National Natural Science Foundation of China (Grant Nos 60706009, 90401025, 60736036, 60777021 and60476009);the National Key Basic Research Program of China (Grant Nos 2006CB604901 and 2006CB604902);the National High Technology Research and Development Program of China (Grant Nos 2006AA01Z256, 2007AA03Z419 and 2007AA03Z417)
Photoluminescence (PL) and lasing properties of InAs/GaAs quantum dots (QDs) with different growth procedures prepared by metalorganic chemical vapour deposition are studied. PL measurements show that the low grow...
the National Natural Science Foundation of China(Nos.90401025,60736036,60706009,60777021);the State Key Development Program for Basic Research of China(Nos.2006CB604901,2006CB604902);the National High Technology Research and Development Program of China(Nos.2006AA01Z256,2007AA03Z419,2007AA03Z417)~~
This paper presents an SG-DBR with a monolithically integrated SOA fabricated using quantum-well intermixing (QWI) for the first time in China's Mainland. The wavelength tuning range covers 33nm and the output power...