It’s been a long time since the family TV has had a CRT in it, and even longer since that it was using what was basically an overgrown oscilloscope tube. But “roundies” were once a thing ...

From the discovery of gravity to the first mission to defend Earth from an asteroid, here are the most important physics ...

Dr. A. Jasper Anderson in the chair.—A. Ogg: The electrostatic deflection in a cathode-ray tube. In the ordinary Thomson cathode-ray tube for determining the value of e/m for cathode rays ...

At only $64.99 each, the Apos Ray 6SN7 Select vacuum tubes may deliver ... or 6922s instead of the 6SN7 but neither had the cathode emission or plate dissipation of the 6SN7 which meant the later ...

Typically, the tubes used by X-ray sources are made of glass, surrounded by metal, and sealed by a vacuum. The cathode is located in the dome-shaped part of the tube. Because X-ray sources produce ...

Galvanic cells are important in batteries, electroplating, and corrosion. Cathodes emit electrons in sputtering systems, cathode ray tubes, and other vacuum tube systems. Other types of equipment in ...

The Thomson's gazelle can reach speeds of 40 miles an hour. Some gazelle species eschew the grasslands for mountainous landscapes or even deserts. During the dry season some grassland gazelles ...

A research team led by Georgia Tech’s Hailong Chen has developed a low-cost iron chloride cathode for lithium-ion batteries, which could significantly reduce costs and improve performance for electric ...

Researchers have created a low-cost iron chloride cathode for lithium-ion batteries (LIBs). This innovation, developed by a ...

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 ...

Thomson Reuters (TRI.TO), opens new tab, (TRI.N), opens new tab said on Thursday that it was selling its FindLaw business to Internet Brands. FindLaw provides online legal information and ...

The glass envelopes of the cathode-ray tubes were carefully cut from the sockets, and the guts of the tubes were discarded to make room for the replacement circuit, which lives on two PCBs.