Modulation of direct and indirect gaps in piezotransmission experiments |
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| Authors: | P. Merle E.L. Ameziane H. Mathieu |
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| Affiliation: | Centre d''Etudes d''Electronique des Solides Université des Sciences et Techniques du Languedoc, 34060-Montpellier, Cedex, France |
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| Abstract: | Piezomodulation spectroscopy of direct and indirect transitions in GaAs1-xPx is investigated. It is shown that, due to the different values of the deformation potential of the Γ1c and X1c minima, the strain induced modulation of these transitions are out of phase. |
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