Varian Semiconductor
Encyclopedia
Varian Semiconductor Equipment Associates, Inc. is a supplier of ion implantation
equipment used in the fabrication of semiconductor
chips. Varian Semiconductor was founded in 1971 as Extrion Corporation in Peabody
, Massachusetts
. Extrion later moved to nearby Gloucester
and was bought by Varian Associates
in 1975. It was spun off from Varian Associates in 1999.
Applied Materials
announced its acquisition of Varian Semiconductor in May 2011.
Ion implantation
Ion implantation is a materials engineering process by which ions of a material are accelerated in an electrical field and impacted into another solid. This process is used to change the physical, chemical, or electrical properties of the solid...
equipment used in the fabrication of semiconductor
Semiconductor
A semiconductor is a material with electrical conductivity due to electron flow intermediate in magnitude between that of a conductor and an insulator. This means a conductivity roughly in the range of 103 to 10−8 siemens per centimeter...
chips. Varian Semiconductor was founded in 1971 as Extrion Corporation in Peabody
Peabody, Massachusetts
Peabody is a city in Essex County, Massachusetts, United States. The population is about 53,000. Peabody is located in Boston's North Shore suburban area.- History :...
, Massachusetts
Massachusetts
The Commonwealth of Massachusetts is a state in the New England region of the northeastern United States of America. It is bordered by Rhode Island and Connecticut to the south, New York to the west, and Vermont and New Hampshire to the north; at its east lies the Atlantic Ocean. As of the 2010...
. Extrion later moved to nearby Gloucester
Gloucester, Massachusetts
Gloucester is a city on Cape Ann in Essex County, Massachusetts, in the United States. It is part of Massachusetts' North Shore. The population was 28,789 at the 2010 U.S. Census...
and was bought by Varian Associates
Varian Associates
Varian Associates was one of the first high-tech companies in Silicon Valley. It was founded in 1948 by Russell H. and Sigurd F. Varian, William Webster Hansen, and Edward Ginzton to sell the klystron, the first tube which could generate electromagnetic waves at microwave frequencies, and other...
in 1975. It was spun off from Varian Associates in 1999.
Applied Materials
Applied Materials
Applied Materials, Inc. is a capital equipment producer serving the semiconductor, TFT LCD display, Glass, WEB and solar manufacturing industries....
announced its acquisition of Varian Semiconductor in May 2011.