TY - RPRT TI - Spatial Mapping of Valence Excited-State Landscapes Using Time-Resolved Shake-Down Spectroscopy AU - Thompson, Henry J. [Univ. of Southampton (United Kingdom)] (ORCID:0009000727182229) AU - Devetta, Michele [Istituto di Fotonica e Nanotecnologie (IFN), Milan (Italy)] (ORCID:0000000238063475) AU - FaccialĂ , Davide [Istituto di Fotonica e Nanotecnologie (IFN), Milan (Italy)] (ORCID:0000000250720394) AU - Ingle, Rebecca A. [Univ. College London (United Kingdom)] (ORCID:0000000205663407) AU - Pratt, Stephen T. [Argonne National Laboratory (ANL), Argonne, IL (United States). Chemical Sciences and Engineering Division] (ORCID:0000000282821026) AU - Razmus, Weronika O. [Univ. of Southampton (United Kingdom)] AU - Vozzi, Caterina [Istituto di Fotonica e Nanotecnologie (IFN), Milan (Italy)] (ORCID:0000000202120191) AU - Allum, Felix [Deutsches Elektronen-Synchrotron (DESY), Hamburg (Germany); SLAC National Accelerator Laboratory (SLAC), Menlo Park, CA (United States). Photon Ultrafast Laser Science and Engineering Institute (PULSE); SLAC National Accelerator Laboratory (SLAC), Menlo Park, CA (United States). Linac Coherent Light Source (LCLS)] AU - Ashfold, Michael N. R. [School of Chemistry; University of Bristol] (ORCID:0000000157627048) AU - Coriani, Sonia [Technical Univ. of Denmark, Lyngby (Denmark)] (ORCID:000000024487897X) AU - Feifel, Raimund [Univ. of Gothenburg (Sweden)] (ORCID:0000000152343935) AU - Forbes, Ruaridh [Univ. of California, Davis, CA (United States)] (ORCID:0000000320975991) AU - Holland, David M. P. [Science and Technology Facilities Council (STFC), Daresbury (United Kingdom)] (ORCID:000000031351605X) AU - Rolles, Daniel [Kansas State Univ., Manhattan, KS (United States)] (ORCID:0000000239653477) AU - Squibb, Richard J. [Univ. of Gothenburg (Sweden)] AU - Bonanomi, Matteo [Istituto di Fotonica e Nanotecnologie (IFN), Milan (Italy); Elettra-Sincrotrone Trieste (Italy)] AU - Callegari, Carlo [Elettra-Sincrotrone Trieste (Italy)] (ORCID:0000000154917752) AU - Coreno, Marcello [Istituto di Struttura della Materia, Trieste (Italy)] AU - Danailov, Miltcho [Elettra-Sincrotrone Trieste (Italy)] AU - Demidovich, Alexander [Elettra-Sincrotrone Trieste (Italy)] AU - Di Fraia, Michele [Elettra-Sincrotrone Trieste (Italy); Istituto Officina dei Materiali (IOM), Trieste (Italy)] (ORCID:0000000181020799) AU - Grazioli, Cesare [Istituto di Struttura della Materia, Trieste (Italy)] AU - Manfredda, Michele [Elettra-Sincrotrone Trieste (Italy)] AU - Plekan, Oksana [Elettra-Sincrotrone Trieste (Italy)] (ORCID:0000000246927018) AU - Minns, Russell S. [Univ. of Southampton (United Kingdom)] (ORCID:0000000167752977) PY - 2026 DO - 10.1021/acs.jpca.6c02224 UR - https://www.osti.gov/biblio/3375517 ID - 3375517 ER -