TY - JOUR AU - Fernández Pineda, Cristóbal AU - Velasco Maíllo, Santiago PY - 2005 DO - 10.1088/0143-0807/26/4/N01 SN - 0143-0807 UR - https://hdl.handle.net/20.500.14352/50886 T2 - European Journal of Physics AB - The entropy maximum principle is applied to obtain the final equilibrium state in the free expansion of a perfect gas. This provides an example where the entropy of an isolated system at equilibrium has an absolute maximum which is not a local maximum. LA - eng M2 - N13 PB - IOP Publishing Ltd. TI - Entropy maximization in the free expansion process TY - journal article VL - 26 ER -