Received: 21 March 2022
Accepted: 16 June 2022
Published in print: 22 July 2022
We thank J. C. Tully for helpful discussions.
Funding: D.B. and M.S. thank the BENCh graduate school, funded by the DFG (389479699/GRK2455). T.N.K., G.S., A.K., M.S., and J.F. acknowledge support from the European Research Council under the European Union’s Horizon 2020 research and innovation program (grant agreement no. 833404). Y.W., J.Z., and H.G. acknowledge the US National Science Foundation (grant. no. CHE-1951328), and H.G. thanks the Alexander von Humboldt Foundation for a Humboldt Research Award. The calculations were partially performed at the Center for Advanced Research Computing (CARC) at the University of New Mexico and at the National Energy Research Scientific Computing (NERSC) Center.
Author contributions: D.B., M.S., and J.F. conducted the transient kinetics experiments. Flux calibration procedures were developed by D.B., G.B.P., M.S., F.N., D.J.A., and T.N.K. D.B. and D.S. developed the reaction-diffusion analysis. D.B. and A.M.W. developed the quantum rate model. N.H., Y.W., J.Z., and H.G. conducted DFT calculations. D.B., N.H., A.K., and H.G. analyzed DFT calculations and developed methods for description of nuclear partition functions. M.S., J.F., G.S., T.N.K., D.J.A., D.S., and A.K. participated in discussion of the results. D.B., D.J.A., H.G., and A.M.W. wrote the manuscript and the supporting material. All authors contributed to the reviews of the manuscript and the supporting material.
Competing interests: None declared.
Data and material availability:
All data needed to evaluate the conclusions in the paper are present in the paper or the supplementary materials and are publicly available in the Zenodo repository (33