GeSb thin films: read-write optical data storage on the subnanosecond time scale.
Publication information:
2001. “GeSb Thin Films: Read-Write Optical Data Storage on the Subnanosecond Time Scale”.
Full text
The transition from the low reflectivity amorphous to the highly reflective crystalline phase of a-GeSb films is studied with fs time resolution. The results reveal an ultrafast transition to a new non-thermodynamic phase which is not c-GeSb as previously believed.