Son, Sang-Kil, Ph.D.

Personal information vCard

• E-mail : sangkil.son@cfel.de
• Telephone : +49-40-8998-6306
• Homepage : zannavi.com/sangkil/ (this page) | www.zannavi.com (Korean only)
• Spouse: Han, Huijong

Research interests

Theoretical atomic, molecular, and optical physics
Electronic structure in extreme conditions
X-ray free-electron laser (XFEL)-driven science
Strong-field physics from optical to x-ray regimes

Research highlights | Keywords

XATOM: all about x-ray atomic physics	XMOLECULE: molecular black hole	XFEL gets MAD	IPD in dense plasmas
New development of numerical grid-based methods	Strong-field multiphoton processes in polyatomic molecules	Frequency comb structure and coherent control	Multiphoton quantum interference in a superconducting qubit

Research skills

• Code development for XATOM/XMOLECULE: integrated toolkits for X-ray and atomic/molecular physics
• Code development for TDVFD: time-dependent Voronoi-cell finite difference method for polyatomic molecules in strong laser fields
• Code development for density functional theory (DFT), time-dependent density functional theory (TDDFT), generalized pseudospectral (GPS) method, and time-dependent generalized pseudospectral (TDGPS) method
• Scientific programming with Fortran 77/90 and math libraries
  Application programming with C, C++, and shell scripting
  Web programming with PHP/MySQL and Javascript
  
• Computational quantum chemistry packages: Gaussian, GAMESS, ACES II, Molfdir, HyperChem, and octopus

Employment

Jan. 2014 ~ present	Senior Scientist, CFEL, DESY, Germany
Jun. 2010 ~ Dec. 2013	Post-Doctoral Fellow, CFEL, DESY, Germany Advisor: Prof. Dr. Robin Santra

Education

Aug. 2003 ~ Dec. 2009	Ph.D. in Physical Chemistry, University of Kansas, United States (Research/Teaching Assistantship) Advisor: Watkins Distinguished Prof. Shih-I Chu New Development of Theoretical and Computational Methods for Probing Strong-Field Multiphoton Processes, Ph.D. Thesis, University of Kansas (2009)
Mar. 1997 ~ Feb. 1999	M.S. in Physical Chemistry, KAIST, Korea (Full Scholarship from Government) Advisor: Prof. Yoon Sup Lee Two-component calculations for polyatomic hydrides and fluorides containing superheavy elements 113 and 114, M.S. Thesis, KAIST (1999)
Mar. 1993 ~ Feb. 1997	B.S. in Chemistry, KAIST, Korea (Full Scholarship from Government)

Selected publications | All publications | Listed with thumbnails | Listed by journals

Phys. Rev. A 80, 011403(R) (2009)	Phys. Rev. Lett. 107, 218102 (2011)	J. Appl. Cryst. 49, 1048 (2016)	Nature 546, 129 (2017)	Nat. Commun. 9, 4200 (2018)
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) Sang-Kil Son, Henry N. Chapman, and Robin Santra, Multiwavelength anomalous diffraction at high x-ray intensity, Phys. Rev. Lett. 107, 218102 (2011) 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] Artem Rudenko, Ludger Inhester, Kota Hanasaki, Xiang Li, Seyyed J. Robatjazi, et al., Femtosecond response of polyatomic molecules to ultra-intense hard X-rays, Nature 546, 129–132 (2017) Benedikt Rudek, Koudai Toyota, Lutz Foucar, Benjamin Erk, Rebecca Boll, et al., Relativistic and resonant effects in the ionization of heavy atoms by ultra-intense hard X-rays, Nat. Commun. 9, 4200 (2018) [Show all]    1999 2000 2001 2002 ... 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024    [Search] Find my publications in [ Google Scholar | ResearchGate | ResearcherID | ORCID | Dimensions ]

Selected talks | All talks

UDIM (2012)	RPHDM (2014)	BioXFEL (2015)	ISWAMP3 (2015)	GIST (2016)
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] Sang-Kil Son, Robert Thiele, Zoltan Jurek, Beata Ziaja, and Robin Santra, Quantum-mechanical calculation of ionization potential lowering in dense plasmas in Radiative Properties of Hot Dense Matter (Vienna, Austria, September 29-October 3, 2014) [oral presentation] 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] Sang-Kil Son, Multiphoton multiple ionization dynamics of atoms and molecules at high x-ray intensity in International Workshop on Intense-field Short-wavelength Atomic and Molecular Processes (Hamburg, Germany, July 18-20, 2015) [invited talk] Sang-Kil Son, What happens to atoms and molecules during x-ray free-electron laser pulses? in Physics and Photon Science Colloquium (Department of Physics and Photon Science, GIST, Gwangju, Korea, October 18, 2016) [invited talk] [Show all]    2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024    [Search] [ Show all talks | Show invited talks only ]

Selected posters | All posters

CFEL symposium (2013)	Users' Meeting (2012)	Users' Meeting (2014)	Users' Meeting (2015)	Users' Meeting (2019)
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] Sang-Kil Son and Robin Santra, XATOM: an integrated toolkit for X-ray and atomic physics in 3rd CFEL Symposium 2013 (CFEL, Timmendorfer Strand, Germany, October 1-3, 2013) [poster] Sang-Kil Son, Robert Thiele, Zoltan Jurek, Beata Ziaja, and Robin Santra, Quantum-mechanical calculation of ionization-potential lowering in dense plasmas in European XFEL and DESY Photon Science Users' Meeting (DESY, Hamburg, Germany, January 29-31, 2014) [poster] 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] Sang-Kil Son, Koudai Toyota, Ludger Inhester, Yajiang Hao, Kota Hanasaki, et al., Giant x-ray multiphoton ionization of atoms and molecules in European XFEL and DESY Photon Science Users' Meeting (DESY, Hamburg, Germany, January 23-25, 2019) [poster] [Show all]    1998 ... 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 ... 2018 2019 ... 2021 2022 2023 2024    [Search] [Show other talks/presentations by colleagues]

Supervision (co-supervision with Robin Santra)

Jul. 2024 ~ Sep. 2024	Yannick Seif, DESY Summer Student, DESY, Germany
Nov. 2023 ~ present	Mojgan Soltani, Ph.D. Student, Dept. of Physics, Uni. Hamburg, Germany
Oct. 2021 ~ Nov. 2024	Laura Budewig, Ph.D. Student, Dept. of Physics, Uni. Hamburg, Germany
Nov. 2020 ~ Jun. 2021	Dr. John Jasper Bekx, Post-Doctoral Fellow, CFEL, DESY, Germany
Mar. 2020 ~ Sep. 2021	Laura Budewig, Master Student, Dept. of Physics, Uni. Hamburg, Germany
Oct. 2018 ~ Sep. 2022	Dr. Rui Jin, Post-Doctoral Fellow, CFEL, DESY, Germany
Jul. 2018 ~ Sep. 2018	Tanakrit Mamee, DESY Summer Student, DESY, Germany
Oct. 2017 ~ Dec. 2021	Julia Schäfer, Ph.D. Student, Dept. of Chemistry, Uni. Hamburg, Germany
Aug. 2017 ~ Aug. 2021	Daria Kolbasova, Ph.D. Student, Dept. of Physics, Uni. Hamburg, Germany
Jan. 2017 ~ Jul. 2017	Julia Schäfer, Master Student, Dept. of Chemistry, Uni. Tübingen, Germany
Jul. 2016 ~ Sep. 2016	Daria Kolbasova, DESY Summer Student, DESY, Germany
Apr. 2015 ~ Jul. 2018	Dr. Koudai Toyota, Post-Doctoral Fellow, CFEL, DESY, Germany
Oct. 2014 ~ Sep. 2019	Dr. Ludger Inhester, Post-Doctoral Fellow, CFEL, DESY, Germany
Jul. 2014 ~ Sep. 2014	Dmitrii Shedogubov, DESY Summer Student, DESY, Germany
Aug. 2014 ~ Apr. 2016	Dr. Kota Hanasaki, Post-Doctoral Fellow, Dept. of Physics, Uni. Hamburg, Germany
Jan. 2014 ~ Dec. 2014	Dr. Yajiang Hao, Post-Doctoral Fellow, CFEL, DESY, Germany
Jul. 2013 ~ Sep. 2013	Ekaterina Staroselskaya (Kuzmina), DESY Summer Student, DESY, Germany
Jul. 2013 ~ Dec. 2013	Muhammad Saqib, Ph.D. Student, Dept. of Physics, Uni. Hamburg, Germany

Conference organization

Jan. 2016	Co-organizer, XFEL-Matter Interaction: Recent Advances in Theory, A Satellite Meeting of [DESY Photon Science Users' Meeting 2016]
Jun. 2015	Organizer, Ultrafast X-ray Summer School 2015 [UXSS 2015]
Jun. 2014	Co-organizer, Ultrafast X-ray Summer Seminar 2014 [UXSS 2014]
Jan. 2013 ~ present	Organizer, CFEL Theory Seminar and CFEL-DESY Theory Seminar

Teaching

Aug. 2024	Lecturer for DESY Summer Student Lecture, “Fundamentals of x-ray interaction with matter,” DESY, Germany
Aug. 2023	Lecturer for DESY Summer Student Lecture, “Fundamentals of x-ray interaction with matter,” DESY, Germany
Jul. 2022	Lecturer for DESY Summer Student Lecture, “Fundamentals of x-ray interaction with matter,” DESY, Germany
Aug. 2021	Lecturer for DESY Summer Student Lecture, “Fundamentals of x-ray interaction with matter,” DESY, Germany
Jun. 2020	Lecturer for Ultrafast X-ray Summer School 2020, “Theory of x-ray–matter interactions,” Stanford, United States [UXSS 2020] [Lecture 2 YouTube]
Aug. 2019	Lecturer for DESY Summer Student Lecture, “Fundamentals of x-ray interaction with matter,” DESY, Germany
Aug. 2018	Lecturer for DESY Summer Student Lecture, “Fundamentals of x-ray interaction with matter,” DESY, Germany
May. 2018 ~ Jun. 2018	Lecturer for IMPRS-UFAST core course, “Theory of electronic structure and molecular dynamics,” IMPRS-UFAST, Hamburg, Germany
Aug. 2017	Lecturer for DESY Summer Student Lecture, “Fundamentals of x-ray interaction with matter,” DESY, Germany
Jan. 2017 ~ Feb. 2017	Lecturer for IMPRS-UFAST core course, “Theory of electronic structure and molecular dynamics,” IMPRS-UFAST, Hamburg, Germany
Oct. 2016 ~ Feb. 2017	Lecturer for “The Basis of Modern Molecular Physics” (with Jochen Küpper, Tim Laarmann, and Sebastian Trippel), Universität Hamburg, Germany
Jul./Aug. 2016	Lecturer for DESY Summer Student Lecture, “Fundamentals of x-ray interaction with matter,” DESY, Germany
Jul. 2015	Lecturer for DESY Summer Student Lecture, “Fundamentals of x-ray interaction with matter,” DESY, Germany
Aug. 2006 ~ Apr. 2007	Graduate Teaching Assistant, Univ. of Kansas, United States [CHEM184 Lab] [CHEM188 Lab]
Aug. 2003 ~ Dec. 2009	Grading for graduate courses, Univ. of Kansas, United States [CHEM648] [CHEM750] [CHEM752] [CHEM915]
Jan. 1996 ~ Jan. 1996	Teaching Assistant in the 28th International Chemistry Olympiad Training Winter School for the High School Student, Chemistry Competition Finalists, KAIST, Korea

Service

	Referee for Astrophysical Journal, IUCrJ, Journal of Applied Crystallography, Journal of Chemical Physics, Journal of the Optical Society of America B, Journal of Physics B, Journal of Physical Chemistry, Journal of Physical Chemistry Letters, Molecules, Nature Physics, Physical Review A, Physical Review B, Physical Review X, Physical Review Letters, Physical Review Research, Physica Scripta, Physics of Plasmas, Results in Physics, and Scientific Reports
Nov. 2024	Member of the examination commission for Ph.D. thesis of Laura Budewig, Dept. of Physics, Universität Hamburg, Germany
Aug. 2021	Member of the examination commission for Ph.D. thesis of Daria Kolbasova, Dept. of Physics, Universität Hamburg, Germany
Feb. 2021 ~ present	Member of the AMO scientific advisory committee on Shanghai XFELs
Apr. 2020	Opponent of the examination commission for Ph.D. thesis of Jesper Norell, Dept. of Physics, Stockholm University, Sweden
May. 2019	Member of the examination commission for Ph.D. thesis of Vinicius Silva de Oliveira, Dept. of Physics, Universität Hamburg, Germany
Sep. 2017 ~ present	Member of the editorial board for the DESY Photon Science Annual Reports

Short-term research experiences

Jan. 2010 ~ May. 2010	Research Assistant, Univ. of Kansas, United States
Jul. 2007 ~ Sep. 2007	Visiting Researcher, National Taiwan Univ., Taiwan
Feb. 2003 ~ Jun. 2003	Visiting Researcher, KAIST, Korea

Awards and prizes

May. 2009	Higuchi Doctoral Progress Award in Dept. of Chemistry, Univ. of Kansas, United States
May. 2008	McCollum Research Scholarship in Dept. of Chemistry, Univ. of Kansas, United States
Apr. 2006	Paul and Helen Gilles Award in Physical Chemistry in Dept. of Chemistry, Univ. of Kansas, United States
May. 2004	H. P. Cady Award for the best first year graduate student in Dept. of Chemistry, Univ. of Kansas, United States

Other activities

Oct. 1999 ~ Jan. 2003	Republic of Korea Air Force Officer (Discharged as First Lieutenant)
Feb. 1999 ~ Sep. 1999	KLUSTER : KAIST Cluster Group (Discussed Linux Clustering)
May. 1994 ~ Feb. 1999	Grimijua : Fine Arts Campus Club (Founder / Held and Participated in 3 campus exhibitions)
Mar. 1993 ~ Feb. 1997	KMUG : KAIST Mac User Group (President in 1995)

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