Introduction to the JSTQE Special Issue on Semiconductor Lasers

The papers in this special issue highlights the recent progress, challenges and trends in research on semiconductor lasers and innovative semiconductor laser technology development. The combination of invited and contributed papers offers a unique perspective on the state-of-the art in this important field of endeavor. This issue contains 75 papers, including 13 invited papers authored by highly-regarded research groups and promising scientists from all over the world.