TY - JOUR A1 - Förster, Arnold A1 - Schönhut, J. A1 - Metzner, C. T1 - Optical investigation of impurity bands in a delta-doped n-layer / J. Schönhut ; C. Metzner ; S. Müller ... A. Förster ... T2 - Solid state electronics. 40 (1996), H. 1-8 Y1 - 1996 UR - https://opus.bibliothek.fh-aachen.de/opus4/frontdoor/index/index/docId/2763 SN - 0038-1101 SP - 701 EP - 705 ER -