The entropy produced when a quantum system is driven away from equilibrium can be decomposed in two parts. one related with populations and the other with quantum coherences. The latter is usually based on the so-called relative entropy of coherence. a widely used quantifier in quantum resource theories. https://www.markbroyard.com/flash-grab-v-syndicate-thc2-einstein-shatter-resistant-glass-rolling-tray-sale-super-save/