SEARCH Articles Figures Tables Appendix Origins of Irreversibility—The Kac Ring Model Diffusion irreversible thermodynamics model Irreversible Thermodynamics Model Irreversible aggregation models Irreversible processes, equilibrium thermodynamic modeling Irreversible protein aggregation, model Kinetic Modeling of Irreversible Polycondensations Mass transfer irreversible thermodynamics model Transport model irreversible thermodynamics