Friday, October 30, 2026
Science

A blue laser for underwater communication and sensing

Researchers at EPFL have developed a chip-scale blue laser that combines stable light emission with rapid frequency control, opening possibilities for underwater communication, environmental sensing and quantum technologies.

A blue laser for underwater communication and sensing
Image: Phys.org
Researchers at EPFL have developed a chip-scale blue laser that combines stable light emission with rapid frequency control, opening possibilities for underwater communication, environmental sensing and quantum technologies.

Originally published at Phys.org

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