Solid-state single photon sources: light collection strategies W. L. Barnes, G. Björk, J. M. Gérard, P. Jonsson, J. A.E. Wasey, P. T. Worthing and V. Zwiller Eur. Phys. J. D, 18 2 (2002) 197-210 Published online: 15 February 2002 DOI: 10.1140/epjd/e20020024