Reply to: “Pitfalls in identifying active catalyst species”

Funding

This work was supported by U.S. Department of Energy (DOE), Office of Basic Energy Sciences (SC), Division of Chemical Sciences (grant DE-FG02-05ER15712). X.I.P.-H. thanks Fulbright Colombia and Colciencias for the financial support provided to pursue a Ph.D. Y.W. acknowledges additional support from DOE, Office of Energy Efficiency and Renewable Energy, Vehicle Technology Office. E.J.M.H. and V.M. acknowledge support by the Netherlands Center for Multiscale Catalytic Energy Conversion (MCEC), an NWO Gravitation program funded by the Ministry of Education, Culture and Science of the government of the Netherlands, and a Vici grant of the NWO. The XPS (CPA catalysts) and TEM measurements were performed at EMSL, a DOE Office of Science User Facility sponsored by the Office of Biological and Environmental Research.