TOKYO — With an eye on the nascent writable-disk market, two laser vendors are aiming to couple high performance with low power consumption in red lasers with nearly circular beams. Sanyo Electric Co.
Scientists from the University of Warsaw, the Military University of Technology, Poland, and the University of Southampton, UK, have developed a new type of tunable microlaser emitting two beams. “The ...
Metasurfaces offer an innovative approach to controlling light. Courtesy: P Genevet Vertical-cavity surface-emitting lasers (VCSELs) have emerged as a highly versatile light source over the past 30 ...
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