2024-11-21

Team creates world's first tunable-wavelength blue semiconductor laser

Fabrication process. (a) Formation of p-electrodes and etching masks. (b) Formation of active and slotted channels. (c) SEM image of slotted channel. (d) Deposition of insulator layer and photoresist opening. (e) Insulator layer opening. (f) Metallization and facet coating. Credit: Applied Physics Express (2024). In a new study, researchers at Osaka University have created the world's first compact, tunable-wavelength blue semiconductor laser, a significant advancement for far-ultraviolet light technology with promising applications in sterilization and disinfection. ...
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Strawberries flourish in a Controlled-Environment Agriculture Installation with Horticulture LED lighting provided by Cree LED and RED Horticulture. (Photo courtesy of RED Horticulture) The integration of technology into every aspect of life i... READ MORE

The prior blog titled “Nichia’s contribution to a realization of a mercury-free society” took a short break. However, there was a release about new LED-based water disinfection devices made by Miura Co., Ltd., a Japanese manu... READ MORE