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German company M2K Laser was the first in the world to successfully commercialize tapered diode lasers, and is currently the only one making gallium antimonide devices. The company's managing director speaks to Nadya Anscombe about its strategy and future.
The world's first full-scale production-line for quantum dot lasers is due to come on-stream this year, promising to deliver devices, which, unlike conventional semiconductor sources, will function at high temperatures.
Larry Coldren from the University of California at Santa Barbara, USA, speaks to Nadya Anscombe about recent progress in the performance of semiconductor light sources.
