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Felix Allum

SLAC National Accelerator Laboratory

17H-index
95Paper Count
770Citation Count
Published Papers 19
Publication Date
Spatial Mapping of Valence Excited-State Landscapes Using Time-Resolved Shake-Down Spectroscopy
err2026-05-22
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errHenry J. Thompson; Michele Devetta; Davide Faccialà; Rebecca A. Ingle; Stephen T. Pratt; Weronika O. Razmus; Caterina Vozzi; Felix Allum; Michael N. R. Ashfold; Sonia Coriani; Raimund Feifel; Ruaridh Forbes; David M. P. Holland; Daniel Rolles; Richard J. Squibb; Matteo Bonanomi; Carlo Callegari; Marcello Coreno; Miltcho Danailov; Alexander Demidovich; Michele Di Fraia; Cesare Grazioli; Michele Manfredda; Oksana Plekan; Russell S. Minns
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Imaging Three-Dimensional Molecular Structure and Dynamics with Multiparticle Covariance and Cumulant Coulomb Explosion Analysis
err2026-03-10
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PREAI
errChuan Cheng; Yoshiaki Kumagai; Kiyonobu Nagaya; Tatsuo Gejo; James Harries; Michael Burt; Mark Brouard; Avijit Duley; Paul Hockett; Joseph W. McManus; Russell S. Minns; Subhendu Mondal; Shigeki Owada; Weronika Razmus; Daniel Rolles; Takahiro Sato; Henry J. Thompson; Anbu S. Venkatachalam; Emily M. Warne; Tiffany Walmsley; Mana Yagi; Philip Bucksbaum; Felix Allum; Ruaridh Forbes
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Visualizing the Three-Dimensional Arrangement of Hydrogen Atoms in Organic Molecules by Coulomb Explosion Imaging
err2025-10-01
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PREAI
errGreen, Alice E.; Chen, Keyu; Bhattacharyya, Surjendu; Allum, Felix; Usenko, Sergey; Ashfold, Michael N. R.; Baumann, Thomas M.; Borne, Kurtis D.; Brouard, Mark; Burt, Michael; Curchod, Basile F. E.; Erk, Benjamin; Forbes, Ruaridh J. G.; Ibele, Lea M.; Ingle, Rebecca A.; Van Sa Lam, Huynh; Li, Xiang; Lin, Kang; Mazza, Tommaso; McManus, Joseph W.; Meyer, Michael; Mullins, Terence; Figueira Nunes, Joao Pedro; Rivas, Daniel E.; Roerig, Aljoscha; Rouzee, Arnaud; Schmidt, Philipp; Searles, John; Senfftleben, Bjorn; Stapelfeldt, Henrik; Tanyag, Rico Mayro P.; Trinter, Florian; Venkatachalam, Anbu Selvam; Wang, Enliang; Warne, Emily M.; Weber, Peter M.; Wolf, Thomas J. A.; Jahnke, Till; Rudenko, Artem; Boll, Rebecca; Rolles, Daniel
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Time-resolved momentum imaging of UV photodynamics in structural isomers of iodopropane probed by site-selective XUV ionization
err2025-10-01
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PREAI
errFelix Allum; Yoshiaki Kumagai; Kiyonobu Nagaya; James R. Harries; Hiroshi Iwayama; Mathew Britton; Philip H. Bucksbaum; Michael Burt; Mark Brouard; Briony Downes-Ward; Taran Driver; David Heathcote; Paul Hockett; Andrew J. Howard; Jason W. L. Lee; Yusong Liu; Edwin Kukk; Joseph W. McManus; Dennis Milešević; Russell S. Minns; Akinobu Niozu; Johannes Niskanen; Andrew J. Orr-Ewing; Shigeki Owada; Patrick Robertson; Daniel Rolles; Artem Rudenko; Kiyoshi Ueda; James Unwin; Claire Vallance; Tiffany Walmsley; Michael N. R. Ashfold; Ruaridh Forbes
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Imaging the photochemistry of cyclobutanone using ultrafast electron diffraction: Experimental results
err2025-05-12
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PREAI
errGreen, A. E.; Liu, Y.; Allum, F.; Grassl, M.; Lenzen, P.; Ashfold, M. N. R.; Bhattacharyya, S.; Cheng, X.; Centurion, M.; Crane, S. W.; Forbes, R.; Goff, N. A.; Huang, L.; Kaufman, B.; Kling, M. -F.; Kramer, P. L.; Lam, H. V. S.; Larsen, K. A.; Lemons, R.; Lin, M. -f.; Orr-Ewing, A. J.; Rolles, D.; Rudenko, A.; Saha, S. K.; Searles, J.; Shen, X.; Weathersby, S.; Weber, P. M.; Zhao, H.
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Time-Resolved Probing of the Iodobenzene C-Band Using XUV-Induced Electron Transfer Dynamics
err2024-08-10
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errUnwin, James; Razmus, Weronika O.; Allum, Felix; Harries, James R.; Kumagai, Yoshiaki; Nagaya, Kiyonobu; Britton, Mathew; Brouard, Mark; Bucksbaum, Philip; Fushitani, Mizuho; Gabalski, Ian; Gejo, Tatsuo; Hockett, Paul; Howard, Andrew J.; Iwayama, Hiroshi; Kukk, Edwin; Lam, Chow-shing; McManus, Joseph; Minns, Russell S.; Niozu, Akinobu; Nishimuro, Sekito; Niskanen, Johannes; Owada, Shigeki; Pickering, James D.; Rolles, Daniel; Somper, James; Ueda, Kiyoshi; Wada, Shin-ichi; Walmsley, Tiffany; Woodhouse, Joanne L.; Forbes, Ruaridh; Burt, Michael; Warne, Emily M.
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X-ray induced Coulomb explosion imaging of transient excited-state structural rearrangements in CS2
err2023-10-20
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errUnwin, James; Allum, Felix; Britton, Mathew; Gabalski, Ian; Bromberger, Hubertus; Brouard, Mark; Bucksbaum, Philip H.; Driver, Taran; Ekanayake, Nagitha; Garg, Diksha; Gougoula, Eva; Heathcote, David; Howard, Andrew J.; Hockett, Paul; Holland, David M. P.; Kumar, Sonu; Lam, Chow-shing; Lee, Jason W. L.; Mcmanus, Joseph; Mikosch, Jochen; Milesevic, Dennis; Minns, Russell S.; Papadopoulou, Christina C.; Passow, Christopher; Razmus, Weronika O.; Roeder, Anja; Rouzee, Arnaud; Schuurman, Michael; Simao, Alcides; Stolow, Albert; Tul-Noor, Atia; Vallance, Claire; Walmsley, Tiffany; Rolles, Daniel; Erk, Benjamin; Burt, Michael; Forbes, Ruaridh
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Characterizing the multi-dimensional reaction dynamics of dihalomethanes using XUV-induced Coulomb explosion imaging
err2023-10-12
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errWalmsley, T.; Unwin, J.; Allum, F.; Bari, S.; Boll, R.; Borne, K.; Brouard, M.; Bucksbaum, P.; Ekanayake, N.; Erk, B.; Forbes, R.; Howard, A. J.; Eng-Johnsson, P.; Lee, J. W. L.; Liu, Z.; Manschwetus, B.; Mason, R.; Passow, C.; Peschel, J.; Rivas, D.; Rolles, D.; Roerig, A.; Rouzee, A.; Vallance, C.; Ziaee, F.; Burt, M.
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Filming enhanced ionization in an ultrafast triatomic slingshot
err2023-04-27
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errHoward, Andrew J.; Britton, Mathew; Streeter, Zachary L.; Cheng, Chuan; Forbes, Ruaridh; Reynolds, Joshua L.; Allum, Felix; McCracken, Gregory A.; Gabalski, Ian; Lucchese, Robert R.; McCurdy, C. William; Weinacht, Thomas; Bucksbaum, Philip H.
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Transient vibration and product formation of photoexcited CS2 measured by time-resolved x-ray scattering
err2022-10-31
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errGabalski, Ian; Sere, Malick; Acheson, Kyle; Allum, Felix; Boutet, Sebastien; Dixit, Gopal; Forbes, Ruaridh; Glownia, James M.; Goff, Nathan; Hegazy, Kareem; Howard, Andrew J.; Liang, Mengning; Minitti, Michael P.; Minns, Russell S.; Natan, Adi; Peard, Nolan; Rasmus, Weronika O.; Sension, Roseanne J.; Ware, Matthew R.; Weber, Peter M.; Werby, Nicholas; Wolf, Thomas J. A.; Kirrander, Adam; Bucksbaum, Philip H.
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A localized view on molecular dissociation via electron-ion partial covariance
err2022-03-28
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errAllum, Felix; Music, Valerija; Inhester, Ludger; Boll, Rebecca; Erk, Benjamin; Schmidt, Philipp; Baumann, Thomas M.; Brenner, Gunter; Burt, Michael; Demekhin, Philipp, V; Doerner, Simon; Ehresmann, Arno; Galler, Andreas; Grychtol, Patrik; Heathcote, David; Kargin, Denis; Larsson, Mats; Lee, Jason W. L.; Li, Zheng; Manschwetus, Bastian; Marder, Lutz; Mason, Robert; Meyer, Michael; Otto, Huda; Passow, Christopher; Pietschnig, Rudolf; Ramm, Daniel; Schubert, Kaja; Schwob, Lucas; Thomas, Richard D.; Vallance, Claire; Vidanovic, Igor; Schmising, Clemens von Korff; Wagner, Rene; Walter, Peter; Zhaunerchyk, Vitali; Rolles, Daniel; Bari, Sadia; Brouard, Mark; Ilchen, Markus
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Time-resolved relaxation and fragmentation of polycyclic aromatic hydrocarbons investigated in the ultrafast XUV-IR regime
err2021-10-20
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errLee, J. W. L.; Tikhonov, D. S.; Chopra, P.; Maclot, S.; Steber, A. L.; Gruet, S.; Allum, F.; Boll, R.; Cheng, X.; Duesterer, S.; Erk, B.; Garg, D.; He, L.; Heathcote, D.; Johny, M.; Kazemi, M. M.; Koeckert, H.; Lahl, J.; Lemmens, A. K.; Loru, D.; Mason, R.; Mueller, E.; Mullins, T.; Olshin, P.; Passow, C.; Peschel, J.; Ramm, D.; Rompotis, D.; Schirmel, N.; Trippel, S.; Wiese, J.; Ziaee, F.; Bari, S.; Burt, M.; Kuepper, J.; Rijs, A. M.; Rolles, D.; Techert, S.; Eng-Johnsson, P.; Brouard, M.; Vallance, C.; Manschwetus, B.; Schnell, M.
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Strong-field physics: general discussion
err2021-01-01
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PREAI
errAcheson, Kyle; Allum, Felix; Das, Rituparna; Dixit, Gopal; Doan, Huan; Fasshauer, Elke; Ge, Lingfeng; Grell, Gilbert; Ivanov, Misha; Kornilov, Oleg; Kuepper, Jochen; Kuttner, Christian; Martin, Fernando; Maxwell, Andrew; Mayer, Nicola; Palacios, Alicia; Pratt, Stephen; Roeder, Anja; Rohringer, Nina; Rouzee, Arnaud; Suzuki, Toshinori; Titov, Evgenii; Tremblay, Jean Christophe; Yong, Haiwang; Young, Linda
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Multi-channel photodissociation and XUV-induced charge transfer dynamics in strong-field-ionized methyl iodide studied with time-resolved recoil-frame covariance imaging
err2021-01-01
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errAllum, Felix; Anders, Nils; Brouard, Mark; Bucksbaum, Philip; Burt, Michael; Downes-Ward, Briony; Grundmann, Sven; Harries, James; Ishimura, Yudai; Iwayama, Hiroshi; Kaiser, Leon; Kukk, Edwin; Lee, Jason; Liu, Xiaojing; Minns, Russell S.; Nagaya, Kiyonobu; Niozu, Akinobu; Niskanen, Johannes; O'Neal, Jordan; Owada, Shigeki; Pickering, James; Rolles, Daniel; Rudenko, Artem; Saito, Shu; Ueda, Kiyoshi; Vallance, Claire; Werby, Nicholas; Woodhouse, Joanne; You, Daehyun; Ziaee, Farzaneh; Driver, Taran; Forbes, Ruaridh
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Time-resolved diffraction: general discussion
err2021-01-01
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PREAI
errAllum, Felix; Amini, Kasra; Ashfold, Michael; Bansal, Dipanshu; Berger, Raphael J. F.; Centurion, Martin; Dixit, Gopal; Durham, Daniel; Fasshauer, Elke; Figueira Nunes, Joao Pedro; Fischer, Ingo; Grell, Gilbert; Ivanov, Mikhail; Kirrander, Adam; Kornilov, Oleg; Kuttner, Christian; Lopata, Kenneth; Ma, Lingyu; Makhija, Varun; Maxwell, Andrew; Moreno Carrascosa, Andres; Natan, Adi; Neumark, Daniel; Pratt, Stephen; Roder, Anja; Rolles, Daniel; Rost, Jan M.; Sekikawa, Taro; Simmermacher, Mats; Stolow, Albert; Titov, Evgenii; Tremblay, Jean Christophe; Weber, Peter M.; Yong, Haiwang; Young, Linda
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Ultrafast X-ray science: general discussion
err2021-01-01
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PREAI
errAllum, Felix; Calegari, Francesca; Cavaletto, Stefano M.; Centurion, Martin; Dixit, Gopal; Fasshauer, Elke; Fischer, Ingo; Forbes, Ruaridh; Grell, Gilbert; Ivanov, Misha; Kirrander, Adam; Kornilov, Oleg; Kupper, Jochen; Kuttner, Christian; Marangos, Jonathan; Matsika, Spiridoula; Maxwell, Andrew; Minns, Russell S.; Moreno Carrascosa, Andres; Natan, Adi; Neumark, Daniel; Odate, Asami; Oyarzun, Andrea; Palacios, Alicia; Pfeifer, Thomas; Roder, Anja; Rost, Jan M.; Rouzee, Arnaud; Stolow, Albert; Titov, Evgenii; Weber, Peter M.; Wolf, Thomas
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Coulomb explosion imaging of CH3I and CH2CII photodissociation dynamics
err2018-11-30
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errAllum, Felix; Burt, Michael; Amini, Kasra; Boll, Rebecca; Kockert, Hansjochen; Olshin, Pavel K.; Bari, Sadia; Bomme, Cedric; Brausse, Felix; de Miranda, Barbara Cunha; Duesterer, Stefan; Erk, Benjamin; Geleoc, Marie; Geneaux, Romain; Gentleman, Alexander S.; Goldsztejn, Gildas; Guillemin, Renaud; Holland, David M. P.; Ismail, Iyas; Johnsson, Per; Journel, Loic; Kuepper, Jochen; Lahl, Jan; Lee, Jason W. L.; Maclot, Sylvain; Mackenzie, Stuart R.; Manschwetus, Bastian; Mereshchenko, Andrey S.; Mason, Robert; Palaudoux, Jerome; Piancastelli, Maria Novella; Penent, Francis; Rompotis, Dimitrios; Rouzee, Arnaud; Ruchon, Thierry; Rudenko, Artem; Savelyev, Evgeny; Simon, Marc; Schirmel, Nora; Stapelfeldt, Henrik; Techert, Simone; Travnikova, Oksana; Trippel, Sebastian; Underwood, Jonathan G.; Vallance, Claire; Wiese, Joss; Ziaee, Farzaneh; Brouard, Mark; Marchenko, Tatiana; Rolles, Daniel
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Resolving Competing Ultraviolet Photoinduced Ring-Opening and Dissociation Pathways in Iodothiophenes by Ultrafast Electron Diffraction
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PREAI
errAaron M. Ghrist; Matthew Bain; Yusong Liu; Weronika O. Razmus; Surjendu Bhattacharyya; Keyu Chen; Ian Gabalski; James M. Glownia; Alice E. Green; Brian Kaufman; Patrick L. Kramer; Kirk A. Larsen; Michael P. Minitti; Andrew J. Orr-Ewing; Alexander H. Reid; Daniel Rolles; John Searles; Dave Townsend; Thomas J. A. Wolf; Tianzhe Xu; Basile F. E. Curchod; Michael N. R. Ashfold; Philip H. Bucksbaum; Felix Allum; Russell S. Minns; Ruaridh Forbes
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Shake-Down Spectroscopy as State- and Site-Specific Probe of Ultrafast Chemical Dynamics
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errHenry J. Thompson; Matteo Bonanomi; Jacob Pedersen; Oksana Plekan; Nitish Pal; Cesare Grazioli; Kevin C. Prince; Bruno N. C. Tenorio; Michele Devetta; Davide Faccialà; Caterina Vozzi; Paolo Piseri; Miltcho B. Danailov; Alexander Demidovich; Alexander D. Brynes; Alberto Simoncig; Marco Zangrando; Marcello Coreno; Raimund Feifel; Richard J. Squibb; David M. P. Holland; Felix Allum; Daniel Rolles; Piero Decleva; Michael S. Schuurman; Ruaridh Forbes; Sonia Coriani; Carlo Callegari; Russell S. Minns; Michele Di Fraia
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