Patent ID: 6562720
Filing Date: 2003-05-13
Classification: C23C,C30B,H01L,Y10S

Abstract:
A substrate processing system comprising:a chamber; a substrate holder, located within the chamber, that holds a substrate having a silicon or silicon alloy surface during substrate processing; a gas delivery system for introducing a process gas mix into said chamber; a heat source for heating said substrate; a controller for controlling said gas delivery system and said heat source; a memory coupled to said controller comprising a computer readable medium having a computer readable program and body therein for directing operation of said substrate processing system, said computer readable program comprising: instructions for controlling said heat source to heat said substrate to a temperature of between 1000Â°-3000Â° C., and instructions for controlling said gas delivery systems to introduce a process gas including HCl while heating said substrate to a temperature of between 1000Â°-1300Â° C.