News tagged with crystals

How to freeze heat conduction

Physicists have discovered a new effect, which makes it possible to create excellent thermal insulators which conduct electricity. Such materials can be used to convert waste heat into electrical energy.

dateFeb 21, 2019 in General Physics
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Putting photons in jail

A miniature prison for photons—that is the nanocavity discovered by scientists of the University of Twente. It is an extremely small cavity surrounded by an optical crystal, a structure of pores etched in two perpendicular ...

dateMar 01, 2019 in Optics & Photonics
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What happened to the hyped nanomaterials?

Carbon-based nano materials such as graphene and carbon nanotubes were predicted to have a brilliant future when they were discovered. But quality problems curb the development of new products. The problem is that it is difficult ...

dateMar 04, 2019 in Nanomaterials
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