Monday, 8 March 2021

Lights on for silicon photonics

The demonstration of electroluminescence at terahertz frequencies from a silicon-germanium device marks a key step towards the long-sought goal of a silicon-based laser.

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Make it worth Weyl: Engineering the first semimetallic Weyl quantum crystal

Researchers have demonstrated an ideal Weyl semimetal, marking a breakthrough in a decade-old problem of quantum materials.