Asymmetry of charge relaxation times in quantum dots: The influence of degeneracy A. Beckel, A. Kurzmann, M. Geller, A. Ludwig, A. D. Wieck, J. König and A. Lorke EPL, 106 4 (2014) 47002 Published online: 20 May 2014 DOI: 10.1209/0295-5075/106/47002