Enhancement of photoluminescence from DX centers in AlGaAs heterostructures

Livescu, G.; Asom, M.T.; Luther, L.; Zilko, J.L.; Trapp, K.D.C.; Finkman, E.
April 1993
Applied Physics Letters;4/19/1993, Vol. 62 Issue 16, p1979
Academic Journal
Examines the photoluminescence of aluminum gallium arsenide quantum well heterostructures to DX centers. Determination of midgap energies in the silicon doped heterostructures; Carrier photoexcitation in the well; Observation of broad emission by direct over-the-gap photoexcitation.


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