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In electronics, tungsten is used as an interconnect material in integrated circuits, between the silicon dioxide dielectric material and the transistors. It is used in metallic films, which replace the wiring used in conventional electronics with a coat of tungsten (or molybdenum) on silicon. [74]
Tung-Sol Lamp Works was licensed to produce lamps in tungsten-filament from General Electric through royalty-free rights for their patent. Tung-Sols' license was a B license allowing only paying a quota and percentage of production for large or small bulb manufacturing to General Electric without exports of goods.
ATI Announces Sale of Tungsten Materials Business PITTSBURGH--(BUSINESS WIRE)-- Allegheny Technologies Incorporated (NYS: ATI) announced today that it has reached an agreement to sell its tungsten ...
Formation of HF is a drawback, as the HF vapor is very aggressive and etches away most materials. Also, the deposited tungsten shows poor adhesion to the silicon dioxide which is the main passivation material in semiconductor electronics. Therefore, SiO 2 has to be covered with an extra buffer layer prior to the tungsten deposition. On the ...
Plansee SE is a manufacturer of products made out of refractory metals based in Reutte, Austria.It is a wholly owned subsidiary of Plansee Group.The privately owned company was founded in 1921 by Paul Schwarzkopf and produces powder-metallurgical high-performance materials (HPM) made from metals such as molybdenum, tungsten, tantalum, niobium and chromium and their alloys.
Tungsten West lost more than £10.3m to March 2024, as it worked to get the mine back into production. ... Tungsten is used in electronics, robotics, medical devices and aerospace.
TaeguTec Ltd. (Korean: 대구텍), formerly known as Korea Tungsten Company, is a multinational corporation headquartered in Daegu, Korea. TaeguTec group has 26 overseas subsidiaries, over 130 distributors and 30 agents in 50 countries across Europe, Asia, Australia, and the Americas .
[462] [463] Projection CRTs have an unusually high anode voltage for their size (such as 27 or 25 kV for a 5 or 7-inch projection CRT respectively), [464] [465] and a specially made tungsten/barium cathode (instead of the pure barium oxide normally used) that consists of barium atoms embedded in 20% porous tungsten or barium and calcium ...
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