Method of manufacturing thin film transistor

Semiconductor device manufacturing: process – Making field effect device having pair of active regions... – On insulating substrate or layer

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438159, H01L 21336, H01L 2100

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active

058245723

ABSTRACT:
A method of manufacturing a thin film transistor comprising the steps of: forming a gate electrode on the surface of a substrate; forming a gate insulation film covering the gate electrode; forming an active semiconductor layer and an ohmic contact layer on the gate insulation film; forming a source/drain electrode made of Cr; and removing a portion of the ohmic contact layer except for the portion in contact with the source/drain electrode by an etching solution, wherein the step of removing the ohmic contact layer is conducted in a state of at least partially or entirely peeling a resist on the source/drain electrode made of Cr.

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