Lars Onsager
= Lars Onsager
{wiki=Lars_Onsager}
Lars Onsager was a Norwegian-born American physical chemist and a prominent figure in the field of statistical mechanics and thermodynamics. He is best known for his work on irreversible processes and for formulating the Onsager reciprocal relations, which describe how various thermodynamic fluxes and forces are related in systems that are not in equilibrium.