An improved displacement damage monitor
A frequency-domain technique for measuring carrier lifetime in GaAs light- emitting-diode (LED) displacement damage monitors capable of high sensitivity and repeatability is developed. Applications of this technique that take advantage of the high sensitivity of this method, including the measuremen...
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Veröffentlicht in: | IEEE Transactions on Nuclear Science (Institute of Electrical and Electronics Engineers); (USA) 1990-12, Vol.37, p.1726-1731 |
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Format: | Artikel |
Sprache: | eng |
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Zusammenfassung: | A frequency-domain technique for measuring carrier lifetime in GaAs light- emitting-diode (LED) displacement damage monitors capable of high sensitivity and repeatability is developed. Applications of this technique that take advantage of the high sensitivity of this method, including the measurement of the threshold energy for lattice displacement in GaAs, are described. The measured minimum electron energy for displacement damage was 270 +/- 15 keV, corresponding to a threshold atomic displacement energy of 10.0 +/- 0.7 eV, assuming the defect is a displaced arsenic atom. (I.E.) |
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ISSN: | 0018-9499 1558-1578 |
DOI: | 10.1109/23.101183 |