xerographic discharge

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Photocopier — Copier redirects here. For the piece of photography equipment, see slide copier. For a game copier, see game backup device. A Xerox copier in a high school library. A photocopier (also known as a copier or copy machine) is a machine that makes… … Wikipedia
Laser printer — HP LaserJet 4200 series printer, installed atop high capacity paper feeder … Wikipedia
Kirlian photography — refers to a form of photogram made with a high voltage. It is named after Semyon Kirlian, who in 1939 accidentally discovered that if an object on a photographic plate is connected to a source of high voltage, small corona discharges (created by… … Wikipedia
Boron nitride — IUPAC name Boron nitride Identifiers … Wikipedia
Xerography — (or electrophotography) is a photocopying technique developed by Chester Carlson in 1938 and patented on October 6, 1942. He received US patent|2297691 for his invention. Although dry electrostatic printing processes had been invented as far back … Wikipedia
Electrofax — An electrofax is an electrostatic printer and copier technology where the image is formed directly on the paper, instead of first on a drum (and then transferred to paper) as it would be in Xerography. It was used in the United States from the… … Wikipedia

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