Thermodynamics of the rupture in a Morse lattice V. N. Likhachev, T. Yu. Astakhova, W. Ebeling, M. G. Velarde and G. A. Vinogradov Eur. Phys. J. B, 75 4 (2010) 443-450 Published online: 19 May 2010 DOI: 10.1140/epjb/e2010-00155-9