Tellurium is not an abundant metal. Present at about 1 ppb in the Earth's crust, it is less abundant than gold, platinum or the so-called 'rare-earth' elements. So why should one care about such ...

A crystal radio is basically a high Q resonator tied to an antenna and an envelope detector. These days the envelope detector is a point contact diode such as a 1N34 Germanium diode. The resonant ...

Crystal skulls are not uncommon or terribly mysterious. Thousands are produced every year in Brazil, China, and Germany. But there are a handful of these rather macabre objects that have fueled ...

Smart-phones, for example, are dependent on super-tough “Gorilla Glass” developed by Corning Inc. They also rely on chalcogenide materials based around Germanium and Tellurium, which have great ...

As the market leader in the industry, Vital is the largest producer of selenium and tellurium related products in the world ... Our main infrared optical products include Ge optics / Ge crystal / GaAs ...

Researchers have developed a new method for disrupting the crystal structure of a semiconductor that requires as little as one billion times less power density. This advancement could unlock wider ...

Crystal Raypole’s work appears on Healthline, and she’s previously worked as a writer and editor for GoodTherapy. Her interests include Japanese language and translation, cooking, natural ...

Billy Crystal and his wife, Janice, have been married for more than 50 years Kaitlin Stevens is a contributing writer at PEOPLE. She has been working at PEOPLE since 2022. Her work has also ...

The Price to Earnings (P/E) ratio, a key valuation measure, is calculated by dividing the stock's most recent closing price by the sum of the diluted earnings per share from continuing operations ...

The approach uses high-frequency sound waves, usually in the megahertz (radiofrequency) range, to periodically modify the refractive index of a crystal through which a laser beam propagates.

The atoms of amorphous solids like glass have no ordered structure; they arrange themselves randomly, like scattered grains ...

Crystal Palace can draw an established link back to the Crystal Palace football team established in 1861, which played its first match in March 1862. The connection makes Palace the oldest league club ...