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Optical cavity cooling: a quantic leap for optical refrigeration?

A team of researchers at the Niels Bohr Institute have combined laser cooling technology with nano-physics, and have discovered a revolutionary way of bringing a semi-conductor nano-membrane’s temperature down to -269°C.
A team of researchers at the Niels Bohr Institute have combined laser cooling technology with nano-physics, and have discovered a revolutionary way of bringing a semi-conductor nano-membrane’s temperature down to -269°C. 

The research initially focused on the electronic an...

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