This engineer doesn’t use nail polish, but his wife does. And he deals with plenty of PCBs. What do these things have in ...

Abstract: In this article, we present an investigation into the amplification characteristics of triple-quantum-well heterojunction bipolar light-emitting transistors (TQW-HBLETs or TQW-HBTs or ...

Abstract: Recent intensive and extensive development of the fifth-generation (5G) of cellular networks has led to their deployment throughout much of the world. As part of this implementation, one of ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Rory Evans Rory Evans is a writer focused on skin-care and beauty products.

Our editors handpick the products that we feature. We may earn commission from the links on this page. Those robotic-looking light-up face masks you've seen people wearing on social media aren't just ...

Researchers in Germany have unveiled an ultra-fast light switch made of very thin semiconductor layers, that runs around 10,000 times faster than today’s electronic transistors. Designed by a team of ...

A team of physicists at the University of Oldenburg has demonstrated an ultra-fast switching process that could be used in optical components in the future. The researchers developed a light switch ...