Photoluminescence studies of SiGe quantum dot arrays prepared by templated self-assemblyC. Dais, G. Mussler, H. Sigg, T. Fromherz, V. Auzelyte, H. H. Solak and D. GrützmacherEPL, 84 6 (2008) 67017DOI: https://doi.org/10.1209/0295-5075/84/67017