All publications by Sang-Kil Son

  1. Andrea Trabattoni, Joss Wiese, Umberto De Giovannini, Jean-François Olivieri, Terry Mullins, Jolijn Onvlee, Sang-Kil Son, Biagio Frusteri, Angel Rubio, Sebastian Trippel, and Jochen Küpper, “Setting the photoelectron clock through molecular alignment,” Nat. Commun. 11, 2546 (2020).
  2. Yoshiaki Kumagai, Zoltan Jurek, Weiqing Xu, Hironobu Fukuzawa, Koji Motomura, Denys Iablonskyi, Kiyonobu Nagaya, Shin-ichi Wada, Subhendu Mondal, Tetsuya Tachibana, Yuta Ito, Tsukasa Sakai, Kenji Matsunami, Toshiyuki Nishiyama, Takayuki Umemoto, Christophe Nicolas, Catalin Miron, Tadashi Togashi, Kanade Ogawa, Shigeki Owada, Kensuke Tono, Makina Yabashi, Sang-Kil Son, Beata Ziaja, Robin Santra, and Kiyoshi Ueda, “Real-time observation of disintegration processes within argon clusters ionized by a hard-x-ray pulse of moderate fluence,” Phys. Rev. A 101, 023412 (2020).
  3. Sang-Kil Son, Rebecca Boll, and Robin Santra, “Breakdown of frustrated absorption in x-ray sequential multiphoton ionization,” Phys. Rev. Res. 2, 023053 (2020).
  4. John Jasper Bekx, Sang-Kil Son, Beata Ziaja, and Robin Santra, “Electronic-structure calculations for nonisothermal warm dense matter,” (submitted, 2020).
  5. Koudai Toyota, Zoltan Jurek, Sang-Kil Son, Hironobu Fukuzawa, Kiyoshi Ueda, Nora Berrah, Benedikt Rudek, Daniel Rolles, Artem Rudenko, and Robin Santra, “xcalib: a focal spot calibrator for intense X-ray free-electron laser pulses based on the charge state distributions of light atoms,” J. Synchrotron Radiat. 26, 1017–1030 (2019).
  6. Yajiang Hao, Ludger Inhester, Sang-Kil Son, and Robin Santra, “Theoretical evidence for the sensitivity to molecular size of charge-rearrangement-enhanced x-ray ionization,” Phys. Rev. A 100, 013402 (2019).
  7. Nora Berrah, Alvaro Sanchez-Gonzalez, Zoltan Jurek, Razib Obaid, Hui Xiong, Richard J. Squibb, Timur Osipov, Alberto Lutman, Li Fang, Thomas Barillot, John D. Bozek, James Cryan, Thomas J.A. Wolf, Daniel Rolles, Ryan Coffee, Kirsten Schnorr, Sven Augustin, Hironobu Fukuzawa, Koji Motomura, N. Niebuhr, Leszek J. Frasinski, Raimund Feifel, Claus P. Schulz, Koudai Toyota, Sang-Kil Son, Kiyoshi Ueda, Thomas Pfeifer, Jon P. Marangos, and Robin Santra, “Femtosecond-resolved observation of the fragmentation of buckminsterfullerene following X-ray multiphoton ionization,” Nature Phys. 15, 1279–1283 (2019).
  8. Xiang Li, Ludger Inhester, Seyyed J. Robatjazi, Benjamin Erk, Rebecca Boll, Kota Hanasaki, Koudai Toyota, Yajiang Hao, Cedric Bomme, Benedikt Rudek, Lutz Foucar, Stephen H. Southworth, Carl S. Lehmann, Bertold Krässig, Tatiana Marchenko, Marc Simon, Kiyoshi Ueda, Ken R. Ferguson, Maximilian Bucher, Tais Gorkhover, Sebastian Carron, Roberto Alonso-Mori, Jason E. Koglin, Jonathan Correa, Garth J. Williams, Sébastien Boutet, Linda Young, Christoph Bostedt, Sang-Kil Son, Robin Santra, Daniel Rolles, and Artem Rudenko, “Pulse energy and pulse duration effects in the ionization and fragmentation of polyatomic molecules by ultra-intense hard x-rays,” (submitted, 2019).
  9. Yoshiaki Kumagai, Zoltan Jurek, Weiqing Xu, Hironobu Fukuzawa, Koji Motomura, Denys Iablonskyi, Kiyonobu Nagaya, Shin-ichi Wada, Subhendu Mondal, Tetsuya Tachibana, Yuta Ito, Tsukasa Sakai, Kenji Matsunami, Toshiyuki Nishiyama, Takayuki Umemoto, Christophe Nicolas, Catalin Miron, Tadashi Togashi, Kanade Ogawa, Shigeki Owada, Kensuke Tono, Makina Yabashi, Sang-Kil Son, Beata Ziaja, Robin Santra, and Kiyoshi Ueda, “Radiation-induced chemical dynamics in Ar clusters exposed to strong x-ray pulses,” Phys. Rev. Lett. 120, 223201 (2018).
  10. Ludger Inhester, Bart Oostenrijk, Minna Patanen, Esko Kokkonen, Stephen H. Southworth, Christoph Bostedt, Oksana Travnikova, Tatiana Marchenko, Sang-Kil Son, Robin Santra, Marc Simon, Linda Young, and Stacey L. Sorensen, “Chemical understanding of the limited site-specificity in molecular inner-shell photofragmentation,” J. Phys. Chem. Lett. 9, 1156–1163 (2018).
  11. Julia M. Schäfer, Ludger Inhester, Sang-Kil Son, Reinhold F. Fink, and Robin Santra, “Electron and fluorescence spectra of a water molecule irradiated by an x-ray free-electron laser pulse,” Phys. Rev. A 97, 053415 (2018).
  12. Benedikt Rudek, Koudai Toyota, Lutz Foucar, Benjamin Erk, Rebecca Boll, Cédric Bomme, Jonathan Correa, Sebastian Carron, Sébastien Boutet, Garth J. Williams, Ken R. Ferguson, Roberto Alonso-Mori, Jason E. Koglin, Tais Gorkhover, Maximilian Bucher, Carl Stefan Lehmann, Bertold Krässig, Stephen H. Southworth, Linda Young, Christoph Bostedt, Kiyoshi Ueda, Tatiana Marchenko, Marc Simon, Zoltan Jurek, Robin Santra, Artem Rudenko, Sang-Kil Son, and Daniel Rolles, “Relativistic and resonant effects in the ionization of heavy atoms by ultra-intense hard X-rays,” Nat. Commun. 9, 4200 (2018).
  13. John Jasper Bekx, Sang-Kil Son, Robin Santra, and Beata Ziaja, “Ab initio calculation of electron-impact-ionization cross sections for ions in exotic electron configurations,” Phys. Rev. A 98, 022701 (2018).
  14. Malik Muhammad Abdullah, Sang-Kil Son, Zoltan Jurek, and Robin Santra, “Towards the theoretical limitations of x-ray nanocrystallography at high intensity: the validity of the effective-form-factor description,” IUCrJ 5, 699–705 (2018).
  15. Sang-Kil Son, Otfried Geffert, and Robin Santra, “Compton spectra of atoms at high x-ray intensity,” J. Phys. B: At. Mol. Opt. Phys. 50, 064003 (2017) [special issue: emerging leaders].
  16. Artem Rudenko, Ludger Inhester, Kota Hanasaki, Xiang Li, Seyyed J. Robatjazi, Benjamin Erk, Rebecca Boll, Koudai Toyota, Yajiang Hao, Oriol Vendrell, Cedric Bomme, Evgeny Savelyev, Benedikt Rudek, Lutz Foucar, Stephen H. Southworth, Carl S. Lehmann, Bertold Krässig, Tatiana Marchenko, Marc Simon, Kiyoshi Ueda, Ken R. Ferguson, Maximilian Bucher, Tais Gorkhover, Sebastian Carron, Roberto Alonso-Mori, Jason E. Koglin, Jonathan Correa, Garth J. Williams, Sébastien Boutet, Linda Young, Christoph Bostedt, Sang-Kil Son, Robin Santra, and Daniel Rolles, “Femtosecond response of polyatomic molecules to ultra-intense hard X-rays,” Nature 546, 129–132 (2017).
  17. Koudai Toyota, Sang-Kil Son, and Robin Santra, “Interplay between relativistic energy corrections and resonant excitations in x-ray multiphoton ionization dynamics of Xe atoms,” Phys. Rev. A 95, 043412 (2017).
  18. Malik Muhammad Abdullah, Anurag, Zoltan Jurek, Sang-Kil Son, and Robin Santra, “Molecular-dynamics approach for studying the nonequilibrium behavior of x-ray-heated solid-density matter,” Phys. Rev. E 96, 023205 (2017).
  19. Zoltan Jurek, Sang-Kil Son, Beata Ziaja, and Robin Santra, “XMDYN and XATOM: versatile simulation tools for quantitative modeling of X-ray free-electron laser induced dynamics of matter,” J. Appl. Cryst. 49, 1048–1056 (2016) [special issue on free-electron laser software].
  20. Beata Ziaja, Vikrant Saxena, Sang-Kil Son, Nikita Medvedev, Benjamin Barbrel, Bianca Woloncewicz, and Michal Stransky, “Kinetic Boltzmann approach adapted for modeling highly ionized matter created by x-ray irradiation of a solid,” Phys. Rev. E 93, 053210 (2016).
  21. Malik Muhammad Abdullah, Zoltan Jurek, Sang-Kil Son, and Robin Santra, “Calculation of x-ray scattering patterns from nanocrystals at high x-ray intensity,” Struct. Dyn. 3, 054101 (2016).
  22. Ludger Inhester, Kota Hanasaki, Yajiang Hao, Sang-Kil Son, and Robin Santra, “X-ray multiphoton ionization dynamics of a water molecule irradiated by an x-ray free-electron laser pulse,” Phys. Rev. A 94, 023422 (2016).
  23. Yajiang Hao, Ludger Inhester, Kota Hanasaki, Sang-Kil Son, and Robin Santra, “Efficient electronic structure calculation for molecular ionization dynamics at high x-ray intensity,” Struct. Dyn. 2, 041707 (2015) [special issue on biology with x-ray lasers 2].
  24. Tetsuya Tachibana, Zoltan Jurek, Hironobu Fukuzawa, Koji Motomura, Kiyonobu Nagaya, Shin-ichi Wada, Per Johnsson, Marco Siano, S. Mondal, Yuta Ito, M. Kimura, T. Sakai, K. Matsunami, H. Hayashita, J. Kajikawa, Xiao-Jing Liu, E. Robert, Catalin Miron, Raimund Feifel, John P. Marangos, Kensuke Tono, Yuichi Inubushi, Makina Yabashi, Sang-Kil Son, Beata Ziaja, Makoto Yao, Robin Santra, and Kiyoshi Ueda, “Nanoplasma formation by high intensity hard x-rays,” Sci. Rep. 5, 10977 (2015).
  25. Lorenzo Galli, Sang-Kil Son, Thomas A. White, Robin Santra, Henry N. Chapman, and Max H. Nanao, “Towards RIP using free electron laser SFX data,” J. Synchrotron Radiat. 22, 249–255 (2015).
  26. Lorenzo Galli, Sang-Kil Son, Thomas R.M. Barends, Thomas A. White, Anton Barty, Sabine Botha, Sébastien Boutet, Carl Caleman, Bruce R. Doak, Max H. Nanao, Karol Nass, Robert L. Schoeman, Nicusor Timneanu, Robin Santra, Ilme Schlichting, and Henry N. Chapman, “Towards phasing using high x-ray intensity,” IUCrJ 2, 627–634 (2015).
  27. Beata Ziaja, Zoltan Jurek, Nikita Medvedev, Vikrant Saxena, Sang-Kil Son, and Robin Santra, “Towards realistic simulations of macromolecules irradiated under the conditions of coherent diffraction imaging with an x-ray free-electron laser,” Photonics 2, 256–269 (2015).
  28. Lorenzo Galli, Sang-Kil Son, M. Klinge, S. Bajt, A. Barty, R. Bean, C. Betzel, K. R. Beyerlein, C. Caleman, R. B. Doak, M. Duszenko, H. Fleckenstein, C. Gati, B. Hunt, R. A. Kirian, M. Liang, M. H. Nanao, K. Nass, D. Oberthür, L. Redecke, R. Shoeman, F. Stellato, C. H. Yoon, T. A. White, O. Yefanov, J. Spence, and H. N. Chapman, “Electronic damage in S atoms in a native protein crystal induced by an intense x-ray free-electron laser pulse,” Struct. Dyn. 2, 041703 (2015) [special issue on biology with x-ray lasers 2].
  29. Sang-Kil Son, Robert Thiele, Zoltan Jurek, Beata Ziaja, and Robin Santra, “Quantum-mechanical calculation of ionization potential lowering in dense plasmas,” Phys. Rev. X 4, 031004 (2014).
  30. Brendan Murphy, Timur Osipov, Zoltan Jurek, Li Fang, Sang-Kil Son, Melanie Mucke, John H.D. Eland, Vitali Zhaunerchyk, Raimund Feifel, Lorenzo Avaldi, Paola Bolognesi, Christoph Bostedt, J. D. Bozek, Jakob Grilj, Markus Guehr, Leszek J. Frasinski, James Glownia, Dang Trinh Ha, Kay Hoffmann, Edwin Kukk, Brian K. McFarland, Catalin Miron, Emily Sistrunk, Richard J. Squibb, Kiyoshi Ueda, Robin Santra, and Nora Berrah, “Femtosecond x-ray-induced explosion of C60 at extreme intensity,” Nat. Commun. 5, 4281 (2014).
  31. Jan Malte Slowik, Sang-Kil Son, Gopal Dixit, Zoltan Jurek, and Robin Santra, “Incoherent x-ray scattering in single molecule imaging,” New J. Phys. 16, 073042 (2014).
  32. L. Müller, C. Gutt, B. Pfau, S. Schaffert, J. Geilhufe, F. Büttner, J. Mohanty, S. Flewett, R. Treusch, S. Düsterer, H. Redlin, A. Al-Shemmary, M. Hille, A. Kobs, R. Frömter, H. P. Oepen, B. Ziaja, N. Medvedev, Sang-Kil Son, R. Thiele, R. Santra, W. Schlotter, B. Vodungbo, J. Lüning, S. Eisebitt, and G. Grübel, “Breakdown of the x-ray resonant magnetic scattering signal during intense pulses of extreme ultraviolet free-electron-laser radiation,” Phys. Rev. Lett. 110, 234801 (2013).
  33. H. Fukuzawa, Sang-Kil Son, K. Motomura, S. Mondal, K. Nagaya, S. Wada, X. -J. Liu, R. Feifel, T. Tachibana, Y. Ito, M. Kimura, T. Sakai, K. Matsunami, H. Hayashita, J. Kajikawa, P. Johnsson, M. Siano, E. Kukk, B. Rudek, B. Erk, L. Foucar, E. Robert, C. Miron, K. Tono, Y. Inubushi, T. Hatsui, M. Yabashi, M. Yao, R. Santra, and K. Ueda, “Deep inner-shell multiphoton ionization by intense x-ray free-electron laser pulses,” Phys. Rev. Lett. 110, 173005 (2013).
  34. Benedikt Rudek, Daniel Rolles, Sang-Kil Son, Lutz Foucar, Benjamin Erk, Sascha Epp, Rebecca Boll, Denis Anielski, Christoph Bostedt, Sebastian Schorb, Ryan Coffee, John Bozek, Sebastian Trippel, Tatiana Marchenko, Marc Simon, Lauge Christensen, Sankar De, Shin-ichi Wada, Kiyoshi Ueda, Ilme Schlichting, Robin Santra, Joachim Ullrich, and Artem Rudenko, “Resonance-enhanced multiple ionization of krypton at an x-ray free-electron laser,” Phys. Rev. A 87, 023413 (2013).
  35. Beata Ziaja, Zoltan Jurek, Nikita Medvedev, Sang-Kil Son, Robert Thiele, and Sven Toleikis, “Photoelectron spectroscopy method to reveal ionization potential lowering in nanoplasmas,” J. Phys. B: At. Mol. Opt. Phys. 46, 164009 (2013) [special issue on frontiers of free-electron laser science].
  36. Sang-Kil Son, Henry N. Chapman, and Robin Santra, “Determination of multiwavelength anomalous diffraction coefficients at high x-ray intensity,” J. Phys. B: At. Mol. Opt. Phys. 46, 164015 (2013) [special issue on frontiers of free-electron laser science].
  37. K. Motomura, H. Fukuzawa, Sang-Kil Son, S. Mondal, T. Tachibana, Y. Ito, M. Kimura, K. Nagaya, T. Sakai, K. Matsunami, S. Wada, H. Hayashita, J. Kajikawa, X. -J. Liu, R. Feifel, P. Johnsson, M. Siano, E. Kukk, B. Rudek, B. Erk, L. Foucar, E. Robert, C. Miron, K. Tono, Y. Inubushi, T. Hatsui, M. Yabashi, M. Yao, R. Santra, and K. Ueda, “Sequential multiphoton multiple ionization of atomic argon and xenon irradiated by x-ray free-electron laser pulses at SACLA,” J. Phys. B: At. Mol. Opt. Phys. 46, 164024 (2013) [special issue on frontiers of free-electron laser science].
  38. Siddharth Bhardwaj, Sang-Kil Son, Kyung-Han Hong, Chien-Jen Lai, Franz X. Kärtner, and Robin Santra, “Recombination-amplitude calculations of noble gases, in both length and acceleration forms, beyond the strong-field approximation,” Phys. Rev. A 88, 053405 (2013).
  39. Arina Sytcheva, Stefan Pabst, Sang-Kil Son, and Robin Santra, “Enhanced nonlinear response of Ne8+ to intense ultrafast x rays,” Phys. Rev. A 85, 023414 (2012).
  40. Benedikt Rudek, Sang-Kil Son, Lutz Foucar, Sascha W. Epp, Benjamin Erk, Robert Hartmann, Marcus Adolph, Robert Andritschke, Andrew Aquila, Nora Berrah, Christoph Bostedt, John Bozek, Nicola Coppola, Frank Filsinger, Hubert Gorke, Tais Gorkhover, Heinz Graafsma, Lars Gumprecht, Andreas Hartmann, Günter Hauser, Sven Herrmann, Helmut Hirsemann, Peter Holl, André Hömke, Loic Journel, Christian Kaiser, Nils Kimmel, Faton Krasniqi, Kai-Uwe Kühnel, Michael Matysek, Marc Messerschmidt, Danilo Miesner, Thomas Möller, Robert Moshammer, Kiyonobu Nagaya, Björn Nilsson, Guillaume Potdevin, Daniel Pietschner, Christian Reich, Daniela Rupp, Gerhard Schaller, Ilme Schlichting, Carlo Schmidt, Florian Schopper, Sebastian Schorb, Claus-Dieter Schröter, Joachim Schulz, Marc Simon, Heike Soltau, Lothar Strüder, Kiyoshi Ueda, Georg Weidenspointner, Robin Santra, Joachim Ullrich, Artem Rudenko, and Daniel Rolles, “Ultra-efficient ionization of heavy atoms by intense x-ray free-electron laser pulses,” Nature Photon. 6, 858–865 (2012).
  41. R. W. Dunford, S. H. Southworth, D. Ray, E. P. Kanter, B. Krässig, L. Young, D. A. Arms, E. M. Dufresne, D. A. Walko, O. Vendrell, Sang-Kil Son, and R. Santra, “Evidence for interatomic Coulombic decay in Xe K-shell-vacancy decay of XeF2,” Phys. Rev. A 86, 033401 (2012).
  42. Sang-Kil Son and Robin Santra, “Monte Carlo calculation of ion, electron, and photon spectra of xenon atoms in x-ray free-electron laser pulses,” Phys. Rev. A 85, 063415 (2012).
  43. Robert Thiele, Sang-Kil Son, Beata Ziaja, and Robin Santra, “Effect of screening by external charges on the atomic orbitals and photoinduced processes within the Hartree-Fock-Slater atom,” Phys. Rev. A 86, 033411 (2012).
  44. Sang-Kil Son, “Voronoi-cell finite difference method for accurate electronic structure calculation of polyatomic molecules on unstructured grids,” J. Comput. Phys. 230, 2160–2173 (2011).
  45. Sang-Kil Son, Linda Young, and Robin Santra, “Impact of hollow-atom formation on coherent x-ray scattering at high intensity,” Phys. Rev. A 83, 033402 (2011).
  46. Gilles Doumy, C. Roedig, Sang-Kil Son, C. I. Blaga, A. D. DiChiara, Robin Santra, N. Berrah, C. Bostedt, J. D. Bozek, P. H. Bucksbaum, J. P. Cryan, L. Fang, S. Ghimire, J. M. Glownia, M. Hoener, E. P. Kanter, B. Krässig, M. Kuebel, M. Messerschmidt, G. G. Paulus, D. A. Reis, N. Rohringer, L. Young, P. Agostini, and L. F. DiMauro, “Nonlinear atomic response to intense ultrashort x rays,” Phys. Rev. Lett. 106, 083002 (2011).
  47. Sang-Kil Son, Henry N. Chapman, and Robin Santra, “Multiwavelength anomalous diffraction at high x-ray intensity,” Phys. Rev. Lett. 107, 218102 (2011).
  48. Sang-Kil Son, Dmitry A. Telnov, and Shih-I Chu, “Probing the origin of elliptical high-order harmonic generation from aligned molecules in linearly polarized laser fields,” Phys. Rev. A 82, 043829 (2010).
  49. Sang-Kil Son, Siyuan Han, and Shih-I Chu, “Floquet formulation for the investigation of multiphoton quantum interference in a superconducting qubit driven by a strong ac field,” Phys. Rev. A 79, 032301 (2009).
  50. Sang-Kil Son and Shih-I Chu, “Multielectron effects on the orientation dependence and photoelectron angular distribution of multiphoton ionization of CO2 in strong laser fields,” Phys. Rev. A 80, 011403(R) (2009).
  51. Sang-Kil Son and Shih-I Chu, “Theoretical study of orientation-dependent multiphoton ionization of polyatomic molecules in intense ultrashort laser fields: A new time-dependent Voronoi-cell finite difference method,” Chem. Phys. 366, 91–102 (2009).
  52. Juan J. Carrera, Sang-Kil Son, and Shih-I Chu, “Ab initio theoretical investigation of the frequency comb structure and coherence in the vuv-xuv regimes via high-order harmonic generation,” Phys. Rev. A 77, 031401(R) (2008).
  53. Sang-Kil Son and Shih-I Chu, “Many-mode Floquet theoretical approach for coherent control of multiphoton dynamics driven by intense frequency-comb laser fields,” Phys. Rev. A 77, 063406 (2008).
  54. Young-Kyu Han, Kyoung Hoon Kim, Sang-Kil Son, and Yoon Sup Lee, “Effects of intramolecular basis set superposition error on conformational energy difference of 1,2-difluoroethane and 1,2-dimethoxyethane,” Bull. Korean Chem. Soc. 23, 1267–1271 (2002).
  55. Chang Seop Hong, Ja-eung Koo, Sang-Kil Son, Yoon Sup Lee, Yaung-Soo Kim, and Youngkyu Do, “Unusual ferromagnetic couplings in single end-to-end azide-bridged cobalt(II) and nickel(II) chain systems,” Chem. Eur. J. 7, 4243–4252 (2001).
  56. Young-Kyu Han, Cheolbeom Bae, Sang-Kil Son, and Yoon Sup Lee, “Spin-orbit effects on the transactinide p-block element monohydrides MH (M=element 113-118),” J. Chem. Phys. 112, 2684–2691 (2000).
  57. Chang Seop Hong, Sang-Kil Son, Yoon Sup Lee, Moo-Jin Jun, and Youngkyu Do, “High-dimensional manganese(II) compounds with noncovalent and/or covalent bonds derived from flexible ligands: Self-assembly and structural transformation,” Inorg. Chem. 38, 5602–5610 (1999).
  58. Young-Kyu Han, Sang-Kil Son, Yoon Jeong Choi, and Yoon Sup Lee, “Structures and stabilities for halides and oxides of transactinide elements Rf, Db, and Sg calculated by relativistic effective core potential methods,” J. Phys. Chem. A 103, 9109–9115 (1999).