A new criterion for melting of nanostructures of arbitrary shapes Desyana Olenka Margaretta, Mega Silvia Lestari, Bebeh W. Nuryadin and Mikrajuddin Abdullah Eur. Phys. J. B, 89 6 (2016) 154 Published online: 20 June 2016 DOI: 10.1140/epjb/e2016-70140-5