Optical anisotropy of Si(111)-(4 × 1)/(8 × 2)-In nanowires calculated fromfirst-principles - Wippermann, S.; Schmidt, Wolf Gero; Bechstedt, F.; Chandola, S.; Hinrichs, K.; Gensch, M.; Esser, N.; Fleischer, K.; McGilp, J. F. (physica status solidi (c))