Patent ID: 6224934
Filing Date: 2001-05-01
Classification: C01B,C30B,H01L

Abstract:
An ozone-processing apparatus for a semiconductor process system, comprising:an airtight process chamber;a support member configured to support a target substrate within said process chamber;a supply mechanism configured to supply a process gas containing ozone into said process chamber;an exhaust mechanism configured to exhaust said process chamber;a window configured to transmit ultraviolet rays and formed in a wall defining said process chamber;an auxiliary chamber arranged on said process chamber, such that said process and auxiliary chambers are partitioned by said window;a light source configured to emit ultraviolet rays and disposed in said auxiliary chamber to face said window, such that a measurement space is defined between said window and said light source in said auxiliary chamber; anda measuring unit including a sensor configured to measure light quantity of said light source, and to be detachably inserted into said measurement space.