SEARCH Articles Figures Tables Activated oxygen Activated oxygenation reactions Activated oxygenation reactions Active oxygen Active oxygen reaction with activators Nitrogen, reaction with oxygen active Oxidative activation Oxygen transfer reactions, catalysis Oxygen activation Oxygen activators Oxygen carbon bond activation reactions Oxygen carbon-hydrogen activation reactions Oxygen reduction reaction ORR) activity Oxygen reduction reaction activation polarization Oxygen reduction reaction activity Oxygen reduction reaction catalysts activation energy Oxygen reduction reaction mass activity