Semiconductor device manufacturing: process – Making field effect device having pair of active regions... – On insulating substrate or layer
Patent
1995-02-28
1997-04-15
Chaudhari, Chandra
Semiconductor device manufacturing: process
Making field effect device having pair of active regions...
On insulating substrate or layer
438910, H01L 2184
Patent
active
056209061
ABSTRACT:
In producing a semiconductor device such as a thin film transistor (TFT), a silicon semiconductor film is formed on a substrate having an insulating surface, such as a glass substrate, and then a silicon nitride film is formed on the silicon semiconductor film. After that, a hydrogen ion, fluorine ion, or chlorine ion is introduced into the silicon semiconductor film through the silicon nitride film, and then the silicon semiconductor film into which an ion is introduced is heated in an atmosphere containing hydrogen, fluorine, chlorine or these mixture, to neutralize dangling bonds in the silicon semiconductor film and reduce levels in the silicon semiconductor film.
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Wolf, "Silicon Processing for the VLSI Era, vol. 1", 1986, pp. 191-195, 316-320.
Ohnuma Hideto
Teramoto Satoshi
Yamaguchi Naoaki
Zhang Hongyong
Chaudhari Chandra
Costellia Jeffrey L.
Ferguson Jr. Gerald J.
Semiconductor Energy Laboratory Co,. Ltd.
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