PT Journal AU Löffler, W Höpcke, N Mauser, C Fallert, J Passow, T Li, S Kalt, H Hetterich, M Litvinov, D Gerthsen, D TI Spin and carrier relaxation dynamics in InAs/GaAs quantum-dot spin-LEDs SO Journal of Physics: Conference Series (JPCONF) PY 2007 BP 745 EP 749 VL 61 LA english ER