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Nobel Laureate Who Trapped Atoms Dies at 93
25 Oct
Summary
- French physicist Claude Cohen-Tannoudji, Nobel laureate, passed away.
- He pioneered methods for trapping and studying individual atoms.
- His work advanced understanding of light-matter interaction.

French physicist Claude Cohen-Tannoudji, a Nobel Prize winner celebrated for developing methods to trap and study individual atoms, passed away on Thursday at the age of 93. His death was announced by the Laboratoire Kastler Brossel, an institute associated with École Normal Supérieure where he spent many years.
Cohen-Tannoudji's work revolutionized the understanding of light and matter interactions. His methods allowed scientists to analyze atoms individually, a significant challenge given their high speeds at room temperature.
His research laid the foundation for improved atomic clocks and other precision measurement tools. This breakthrough has had lasting implications for various fields of science and technology, building upon earlier discoveries like Arthur Ashkin's optical tweezers.