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Wolfspeed, Inc. is an American developer and manufacturer of wide-bandgap semiconductors, focused on silicon carbide and gallium nitride materials and devices for power and radio frequency applications such as transportation, power supplies, power inverters, and wireless systems. The company was formerly named Cree, Inc. [1]
SVM sells a variety of wafer diameters, including 100mm, 200mm, and 300mm Prime and Test device quality wafers. The company not only handles silicon, but also special materials such as gallium arsenide, indium phosphide, Silicon on Insulator and silicon carbide. SVM offers grinding, polishing, film deposition, and other related wafer processing ...
It changed its name to Wacker Siltronic GmbH in 1994. They then acquired the hyperpure silicon plant located in Freiberg, Germany in 1995, where the VEB Spurenmetalle Freiberg was integrated into Wacker Siltronic after the building was modernized. Initially 150 mm wafers were produced there, then later on the production of 200 mm wafers began. [4]
WASHINGTON (Reuters) -Wolfspeed is set to receive $750 million in government grants for its new North Carolina silicon carbide wafer manufacturing plant facility, the U.S. Commerce Department said ...
As of 2017, X-Fab has six wafer plants around the world, with production capacity of 9,4000 200-mm sized wafers, ranging from 800 nm process to 130 nm process: [4] Erfurt, Germany - producing CMOS semiconductors and microelectromechanical systems (MEMS devices) from 200-mm wafers [15] Dresden, Germany - producing CMOS semiconductors from 200-mm ...
Coherent Corp. (formerly II-VI Incorporated) is an American manufacturer of optical materials and semiconductors.As of 2023, the company had 26,622 employees. Their stock is listed at the New York Stock Exchange under the ticker symbol COHR.
Lithographer Chris Mack claimed in 2012 that the overall price per die for 450 mm wafers would be reduced by only 10–20% compared to 300 mm wafers, because over 50% of total wafer processing costs are lithography-related. Converting to larger 450 mm wafers would reduce price per die only for process operations such as etch where cost is ...
Silicon carbide (SiC), also known as carborundum (/ ˌ k ɑːr b ə ˈ r ʌ n d əm /), is a hard chemical compound containing silicon and carbon. A wide bandgap semiconductor , it occurs in nature as the extremely rare mineral moissanite , but has been mass-produced as a powder and crystal since 1893 for use as an abrasive .