AgInSbTe
AgInSbTe, or Silver-Indium-Antimony-Tellurium, is a phase change material from the group of chalcogenide glasses, used in rewritable optical discs (such as rewritable CDs) and phase-change memory applications. It is a quaternary compound of silver, indium, antimony, and tellurium.
During writing, the material is first erased, initialized into its crystalline state, with long, lower-intensity laser irradiation. The [...]