Structural and Electronic Properties of Polycrystalline Cu(In,Ga)(S,Se) 2 Alloys

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Structural and Electronic Properties of Polycrystalline Cu(In,Ga)(S,Se)2 Alloys I. M. Kötschau, M. Turcu, U. Rau, and H. W. Schock Institute of Physical Electronics, University of Stuttgart, Pfaffenwaldring 47, 70569 Stuttgart, Germany phone ++49-711-685-7171; e-mail: [email protected]

ABSTRACT We present a systematic study on the polycrystalline Cu(In,Ga)(S,Se)2 alloys with a gallium to indium ratio of Ga/(Ga+In)