supported by National Natural Science Foundation of China(NSFC)(Grant Nos.61635010,61474112,61574137,61320106013,61335009,61321063,61674134,61274071);National Key Research and Development Program of China(Grant No.2016YFB0402301);National High Technology Research and Development Program of China(863 Program)(Grant No.2013AA014502);National Basic Research Program of China(973 Program)(Grant No.2014CB340102)
In P-based photonic integrated circuits(PICs) have aroused great interest in recent years to meet the needs of future high-capacity and high-performance optical systems. With the advantages of small size,low power con...
supported by the National 863 Program of China(Nos.2011AA010304 and 2011AA010306);the National 973 Program of China(No.2010CB327603)
We fabricate low threshold current monolithic distributed feedback(DFB) laser with a multi-mode interface(MMI) combiner using butt-joint metal-organic chemical vapor deposition technology with different waveguide ...
A monolithically integrated four-channel λ/4 phase shift distributed feedback (DFB) laser array with a 4 × 1 multimode interference combiner is designed and fabricated using nanoimprint lithography. The threshold ...
supported by the National Hi-Tech Research and Development Program of China ("863" Project)(Grant Nos. 2011AA010303,2012AA012203);the National Basic Research Program of China ("973" Project)(Grant No. 2011CB301702);the National Natural Science Foundation of China (Grant Nos. 61021003,61090392)
The techniques used for the fabrication of photonic integrated circuit(PIC) chip are introduced briefly.Then a four channel DFB laser array integrated with MMI coupler and semiconductor optical amplifier(SOA) fabricat...
supported by the National "863" Projectof China (Nos.2011AA010303 and 2012AA012203);the National Natural Science Foundation of China (Nos.61021003 and 61090392);the National "973" Program of China (No.2011CB301702)
Selective area growth (SAG) is performed to fabricate monolithically integrated distributed feedback (DFB) laser array by adjusting the width of a SiO2 mask. A strain-compensated-barrier structure is adopted to re...
Project supported by the National High-Tech Research and Development Programm of China (Grant Nos 2006AA01Z256,2007AA03Z419 and 2007AA03Z417);the National Key Basic Research Programm of China (Grant Nos 2006CB604901 and 2006CB604902);the National Natural Science Foundation of China (Grant Nos 90401025,60736036,60706009 and 60777021)
This paper reports that the complex-coupled distributed feedback laser with the sampled grating has been designed and fabricated.The +1st order reflection of the sampled grating is utilized for laser single mode oper...
A 1.55μm InGaAsP-InP three-section DFB laser with hybrid grating is fabricated and self-pulsations (SP) with frequencies around 20GHz are observed. The mechanism of SP generation in this device is researched. Furth...
The work has been supported in part by the National Natural ScienceFoundation of China (Grant No.90401025,60476009);in partby the National 973 Program of China (Grant No 2006 CB 604901,2006CB604902);the National 863 project (Grant No.2006AA01Z256).
1.55-μm InGaAsP-InP two-section DFB lasers with varied ridge width, both gain-coupled and index-coupled, have been fabricated. Self-pulsations with frequencies around 40 GHz are observed. The related mechanism and th...
A new fabricating method is demonstrated to realize two different Bragg gratings in an identical chip using traditional holographic exposure. Polyimide is used to protect one Bragg grating during the first period. The...