
General Science
Claude Cohen-Tannoudji, pioneer of laser cooling, dies at 93
A physicist who collaborated with Cohen-Tannoudji on cooling helium gas to 180 nanokelvin in 1995.
3 min
Alain Aspect (born 1947) is a professor, French physicist and university teacher.

A physicist who collaborated with Cohen-Tannoudji on cooling helium gas to 180 nanokelvin in 1995.
3 min