Low-energy switch based on a cavity soliton laser H. Vahed, F. Prati, H. Tajalli, G. Tissoni and L.A. Lugiato Eur. Phys. J. D, 66 6 (2012) 148 Published online: 13 June 2012 DOI: 10.1140/epjd/e2012-30109-2