Key Lab of Nanodevices and Applications;
Suzhou Institute of Nano-Tech and Nano-Bionics;
Chinese Academy of Sciences;
Suzhou 215123;
China;
Key Laboratory of Semiconductor Materials Science;
Institute of Semiconductors;
Chinese Academy of Sciences;
Beijing 100083;
China;
College of Materials Science and Opto-Electronic Technology;
University of Chinese Academy of Sciences;
Beijing 100049;
China;
School of Engineering;
The University of Glasgow;
Glasgow G128LT;
UK;
Vacuum Interconnected Nanotech Workstation;
Suzhou Institute of Nano-Tech and Nano-Bionics;
Chinese Academy of Sciences;
Suzhou 215123;
China;
broadband light emitters; optical coherence tomography; quantum cascade structure; quantum dot;