INEXPENSIVE OPTICAL RECORDING MEDIA WITH HERMETIC SEAL AND HIGH SENSITIVITY
Original Publication Date: 1983-Jun-30
Included in the Prior Art Database: 2004-Apr-04
Xerox Disclosure Journal
Two problems exist with prior art optical disks: (a) oxidation of the media and (b) disk radial runout. Thin films of Si02 and A1203 deposited over tellurium (Te), the writing medium, will eliminate both problems.