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Optics and photonics

Optics and photonics

Better blue and green lasers

iStock/shuoshu
25 Jun 2019
This article first appeared in the 2019 Physics World Focus on Optics & Photonics

A superior class of nitride laser is on the cusp of commercialization thanks to the development of novel mirrors and radical current-injection schemes, as Richard Stevenson reports

What is the most valuable attribute for a laser? Some would argue in favour of efficiency, so that t

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Richard Stevenson is the editor of Compound Semiconductor magazine
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