Breakthrough in PCSEL Optical Sensing Technology by Asahi Kasei Microdevices Enables 2 µm-Band Infrared Laser Generation
ASAHI KAISEI CRP UNSP/ADR (AHKSY)
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Source: Business Wire
TOKYO--(BUSINESS WIRE)--Asahi Kasei Microdevices Corporation (AKM), in collaboration with the Kyoto University Institute for Advanced Study, has successfully achieved laser oscillation in a 2 µm-band infrared photonic crystal surface-emitting laser (PCSEL). This milestone will enable the miniaturization of next-generation sensing systems while maintaining PCSEL’s high directionality and narrow spectral bandwidth.This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20260409121804/en/Structure of the photonic crystal surface-emitting laser (PCSEL)PCSEL technology, first developed in the early 2000s, was invented by a research team at Kyoto University led by Professor Susumu Noda. Compared to conventional lasers, it offers higher functionality in a compact device. In recent years, demand has increased for higher-brightness, narrow-linewidth light sources for applications such as biomolecule sensing and breath gas analysis, driving
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