id author title date pages extension mime words sentence flesch summary cache txt dn39x061g8r Raja Chakarvorty Investigation of the Role of Compensation and Origin of Ferromagnetism in Ga1-xMnxAs Using Magnetic Circular Dichroism Studies 2009 .txt text/plain 298 11 33 Magnetic circular dichroism (MCD) is a powerful tool for investigatingmagneto-optical properties in thin magnetic layers, and in this study we apply thismethod to address the problem of Mn acceptor compensation in GaMnAs and itsimplication in determining the Zeeman splitting of band edges of GaMnAs, with theaim of shedding additional light on the co-relation of hole concentration and Curietemperature of these samples with Zeeman splitting of band edges. These resultslead to the conclusion that Mn ions in the A0 configuration (d5 + hole) providethe only mechanism for exchange interaction between Mn spins and band carriers. cache/dn39x061g8r.txt txt/dn39x061g8r.txt