A cold cathode is a cathode in a gas-filled electron tube that is not heated by a filament. The voltage potential within the tube is sufficient to ionize the gas and cause the current to flow.

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Finally, cold cathode lights can be used for much more ... only a certain amount of the tube would light up. Give a hacker an interesting observation and enough time, and eventually he’ll ...

Jared Bouck details the removal of the dead cold cathode and replacing it with a new tube and inverter. Not quite as dangerous as opening a CRT, but you still need to be careful with the mercury ...

This last feat was accomplished with over 700 linear feet of high-intensity cold cathode tubing. Inside the Hereford Bull statue FILE/The Kansas City Star Unsurprisingly, the fabrication of a ...

The cathode tube was a prime example. By switching on some voltage, scientists could make fluorescent streams of electricity travel from the bottom part of a glass tube to the top -- but no one ...

The Coolidge Tube, also known as a hot cathode tube ... Field emission X-ray tubes (also called cold cathode tubes) In this style, in place of electron emission by thermionic-effect, the electrons are ...

Cathodes emit electrons in sputtering systems, cathode ray tubes, and other vacuum tube systems. Other types of equipment ... and photoelectric emission. Cold cathodes and hot cathodes are also common ...

Argonne develops a breakthrough material for the cathode in lithium-ion batteries. It enables an across-the-board improvement ...

A research team has successfully developed a cost-effective and eco-friendly technology for recycling cathode materials from ...

A breakthrough in material science could help deliver a new generation of affordable batteries, scientists say. An ...

This last feat was accomplished with over 700 linear feet of high-intensity cold cathode tubing. Unsurprisingly, the ...