Patent ID: 6530340
Filing Date: 2003-03-11
Classification: G03F,H01L

Abstract:
Apparatus for the spin-on deposition of a liquid solution of a solvent and a precursor on a surface of a semiconductor wafer, comprising:(a) a sealable deposition chamber; (b) a chuck for thinning said solution over a said surface, said chuck capable of being rotated about said central axis by a motor capable of accelerating said chuck and wafer at an acceleration in the range of about 103 rpm/second to about 2.5Ã—108 rpm/second; (c) a dispensing arm within said chamber moveable radially between the center of said wafer and said outer edge; and (d) a processor operably connected to said deposition system, said processor being capable of running a program for regulating at least one of: (i) the conditions of deposition within the deposition chamber; and (ii) said motor.