1. Christoph Roedig, Gilles Doumy, Sang-Kil Son, C. I. Blaga, Anthony DiChiara, R. Santra, N. Berrah, C. Bosteadt, J. D. Bozek, Philip H. Bucksbaum, J. P. Cryan, L. Fang, S. Ghimire, J. M. Glownia, M. Hoener, E. P. Kanter, B. Krassig, M. Kuebel, M. Messerschmidt, G. Paulus, David A. Reis, Nina Rohringer, L. Young, Pierre Agostini, and Lou DiMauro, “Multi Photon Physics at the LCLS” in Frontiers in Optics / Laser Science XXVII (San Jose, California, 16-20 October, 2011).
  2. Sang-Kil Son, Linda Young, and Robin Santra, “Impact of hollow-atom formation on coherent x-ray scattering at high intensity” in European XFEL and HASYLAB Users' Meeting (DESY, Hamburg, Germany, January 26-28, 2011) [poster].
  3. Sang-Kil Son, Linda Young, and Robin Santra, “Impact of hollow-atom formation on coherent x-ray scattering at high intensity” in 75th Annual Meeting of the DPG and DPG Spring Meeting (German Physical Society, Dresden, Germany, March 13-18, 2011) [poster].
  4. Sang-Kil Son and Robin Santra, “XATOM: an integrated toolkit for X-ray and atomic physics” in 1st CFEL Symposium 2011 (CFEL, Sylt, Germany, March 18-20, 2011) [poster].
  5. Sang-Kil Son and Robin Santra, “XATOM: an integrated toolkit for X-ray and atomic physics” in The 17th International Conference on Atomic Processes in Plasmas (Queen's University, Belfast, United Kingdom, July 19-22, 2011) [poster].
  6. Sang-Kil Son, Henry N. Chapman, and Robin Santra, “Multi-wavelength anomalous diffraction phasing method at high intensity” in New Science Opportunities at FLASH (DESY, Hamburg, Germany, October 12-14, 2011) [oral presentation].
  7. Sang-Kil Son, “Electronic response to X-ray free-electron laser pulses” in The 3rd CQSE International Workshop on Atomic, Molecular, and Ultrafast Science and Technology (National Taiwan University, Taipei, Taiwan, January 7-8, 2012) [invited talk].
  8. Sang-Kil Son and Robin Santra, “XATOM: an integrated toolkit for X-ray and atomic physics” in The 3rd CQSE International Workshop on Atomic, Molecular, and Ultrafast Science and Technology (National Taiwan University, Taipei, Taiwan, January 7-8, 2012) [poster].
  9. Sang-Kil Son, Henry N. Chapman, and Robin Santra, “Multiwavelength anomalous diffraction at high x-ray intensity” in European XFEL and HASYLAB Users' Meeting (DESY, Hamburg, Germany, January 25-27, 2012) [poster].
  10. Sang-Kil Son and Robin Santra, “XATOM: an integrated toolkit for X-ray and atomic physics” in Photoions, Photoionization and Photodetachment (Gordon Research Conference, Galveston, Texas, US, February 12-17, 2012) [poster].
  11. Sang-Kil Son, Henry N. Chapman, and Robin Santra, “Multiwavelength anomalous diffraction at high x-ray intensity” in DPG Spring Meeting of the Section AMOP (German Physical Society, Stuttgart, Germany, March 12-16, 2012) [oral presentation].
  12. Sang-Kil Son, Henry N. Chapman, and Robin Santra, “Multiwavelength anomalous diffraction at high x-ray intensity” in Science at FELs (DESY, Hamburg, Germany, July 15-18, 2012) [poster].
  13. Sang-Kil Son, Henry N. Chapman, and Robin Santra, “Multiwavelength anomalous diffraction at high x-ray intensity” in Ultrafast Dynamic Imaging of Matter (Banff, Canada, July 1-3, 2012) [oral presentation].
  14. Sang-Kil Son, “Multiwavelength anomalous diffraction phasing method at high x-ray intensity” in The 24th PLS Synchrotron Radiation Users' Workshop (POSTECH, Pohang, Korea, November 22, 2012) [invited talk].
  15. Sang-Kil Son, “Electronic response to X-ray free-electron laser pulses” in MPC-AS seminar (Max Planck Center for Attosecond Science, POSTECH, Pohang, Korea, November 23, 2012) [oral presentation].
  16. H. Fukuzawa, K. Motomura, 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 Ar and Xe by X-ray free electron laser pulses at SACLA” in XXVIII International Conference on Photonic, Electronic and Atomic Collisions (Lanzhou, China, July 24-30, 2013).
  17. 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).
  18. Sang-Kil Son and Robin Santra, “Inner-shell multiphoton multiple ionization dynamics of xenon atoms by x-ray free-electron laser pulses” in DPG Spring Meeting of the Section AMOP (German Physical Society, Hanover, Germany, March 18-22, 2013) [oral presentation].
  19. Sang-Kil Son, “Multiwavelength anomalous diffraction at high x-ray intensity” in Workshop on Resonant Elastic X-ray Scattering in Condensed Matter (Oxford, United Kingdom, July 15-19, 2013) [invited talk].
  20. Hironobu Fukuzawa, Koji Motomura, Tetsuya Tachibana, Zoltan Jurek, Sang-Kil Son, Per Johnsson, Kiyonobu Nagaya, Marco Siano, Shin-ichi Wada, Subhindu Mondal, Mike Kimura, Yuga Ito, Tsukasa Sakai, Kenji Matsunami, Hironori Hayashita, Jumpei Kajikawa, XiaoJing Liu, Emmanuel Robert, Catalin Miron, Raimund Feifel, Edwin Kukk, Benedikt Rudek, Benjamin Erk, Lutz Foutar, Jonathan P. Marangos, Kensake Tono, Yuchi Inubushi, Takaki Matsui, Makina Yabashi, Beata Ziaja, Robin Santra, Makoto Yao, and Kiyoshi Ueda, “Multiphoton Multiple Ionization of Rare-Gas Atoms and Clusters by X-Ray Free-Electron Laser Pulses from SACLA” in 19th International Conference on Ultrafast Phenomena (Okinawa, Japan, July 7-11, 2014).
  21. Sang-Kil Son, “Turning photoionization at high x-ray intensity into an advantage for femtosecond nanocrystallography” in Photoionization and Photodetachment (Gordon Research Conference, Galveston, Texas, United States, February 23-28, 2014) [invited talk].
  22. Sang-Kil Son, “Happy phasing with electronic radiation damage at high x-ray intensity” in 8th International Workshop on X-ray Radiation Damage to Biological Crystalline Samples (Hamburg, Germany, April 10-12, 2014) [invited talk].
  23. Sang-Kil Son, “High-intensity phasing with x-ray free-electron lasers” in CCP4 Study Weekend (Nottingham, United Kingdom, January 7-9, 2015) [invited talk].
  24. Sang-Kil Son, “Phasing with electronic radiation damage at high x-ray intensity” in BioXFEL STC 2nd Annual International Conference (Ponce, Puerto Rico, January 14-16, 2015) [invited talk].
  25. Sang-Kil Son, Lorenzo Galli, Henry N. Chapman, and Robin Santra, “High-intensity phasing 
with x-ray free-electron lasers” in European XFEL and DESY Photon Science Users' Meeting (DESY, Hamburg, Germany, January 28-30, 2015) [poster].