SEARCH Articles Figures Tables PCET (proton-coupled electron thermodynamics Proton pump thermodynamic efficiency Proton thermodynamic properties Proton transfer, hydrogen bonds thermodynamics Proton-exchange membrane fuel cells thermodynamics Protonation kinetic vs. thermodynamic Thermodynamic Efficiency of a Proton Pump Thermodynamics intramolecular proton Thermodynamics of Protonation Equilibria Thermodynamics of proton transfer Thermodynamics proton transfer