We are trailblazers on a mission to drive medicine and photonics forward in the service of humanity.
Our current focus is on nanolasers, which hold transformative potential across diverse fields—from high-performance photonic devices to advanced medical discoveries—through their coherence, speed-of-light operation, and multiplexing capability.
Photo credit: Sangyeon Cho
Now recruiting:
postdocs, graduate students, and undergraduates.
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10.11.2026
The Cho Lab’s first paper has been accepted for publication in Optica! This work breaks our previous record for the world’s smallest laser, achieving a size of just 115 nm.
10.01.2026
Professor Cho has been invited to give an invited talk at PQE 2027 (Physics of Quantum Electronics).