Photoluminescence of the Cr accepotr in boat-grown and LPE GaAs
- 1 June 1976
- journal article
- research article
- Published by AIP Publishing in Journal of Applied Physics
- Vol. 47 (6), 2450-2451
- https://doi.org/10.1063/1.322956
Abstract
Accurate photoluminescence measurements of both LPE and boat‐grown GaAs show that the Cr acceptor has a binding energy of 838.0+0.2 meV at T=4.2 K. The spectra have a no‐phonon line at that energy and a broad structure due to phonon emission, with the TA phonon replica dominating.Keywords
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