Kirk A. Larsen2 articles listing Kirk A. Larsen in Nature Communications, indexed by Paperzzz from Crossref and OSF.Nonlinear reversal of photoexcitation on the attosecond time scale improves ultrafast X-ray diffraction images Nature CommunicationsRevealing ultrafast proton-transfer-mediated autoionization as a source of low-energy electrons in hydrogen-bonded systems Nature Communications