Breakthrough in PCSEL Optical Sensing Technology by Asahi Kasei Microdevices Enables 2 µm-Band Infrared Laser Generation
AI-summarised brief · reviewed before publication
Asahi Kasei Microdevices Corporation and Kyoto University have achieved laser oscillation in a 2 µm-band infrared photonic crystal surface-emitting laser, enabling miniaturization of next-generation sensing systems. This breakthrough, optimized through collaboration, offers high directionality and narrow spectral bandwidth. The technology is suited for high-sensitivity greenhouse gas detection and applications requiring high-precision measurement of trace gases, such as CO2 and CH4. Research will focus on manufacturability and advanced designs.