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Radiation damage in ion-implanted GaP and GaAs/sub 0. 6/P/sub 0. 4/

Journal Article · · Appl. Phys. Lett.; (United States)
DOI:https://doi.org/10.1063/1.90413· OSTI ID:6796024
Electron-beam-absorption measurements were performed to investigate the formation and annealing of radiation damage produced by ion implantation into GaP and GaAs/sub 0.6/P/sub 0.4/. The fluence F/sub A/ required to yield an amorphous layer, the dependence of F/sub A/ on ion mass and target temperature, and the temperatures necessary for annealing were determined. For 140-keV Ar into GaAs/sub 0.6/P/sub 0.4/, we found F/sub A/=1 x 10/sup 14/ cm/sup -2/ at 273 K and F/sub A/..-->..infinity at 580 K. Our results compare well with known data for GaAs and GaP and demonstrate the applicability of the new method of measurement.
Research Organization:
Institut fuer angewandte Festkoerperphysik, Fraunhofer-Ges., D-7800 Frieburg, Federal Republic of Germany
OSTI ID:
6796024
Journal Information:
Appl. Phys. Lett.; (United States), Journal Name: Appl. Phys. Lett.; (United States) Vol. 33:5; ISSN APPLA
Country of Publication:
United States
Language:
English