Selected Presentations

Details: Last Updated: 31 January 2026

Metropolitan Incheon Aerospace Academy, “Cosmic Rays,” Orlando, FL, January 12, 2026.
International Space University Space Studies Program 2025, “Cosmic Rays,” (via Zoom), July 21, 2025.
Korean Belle meeting, “Recent Advances in Space-based Cosmic Ray Studies,” Hanyang University, Korea, June 27, 2025.
Colloquium, “Mysteries of Cosmic Rays: Recent Discoveries and Future Prospects,” Institute for Basic Science (IBS), Korea, June 16, 2025.
The Leaders Changing the World Lecture Series, “Challenging Extremes: From Antarctica to the International Space Station,” Korea University, May 28, 2025.
Korea-US Workshop on Space Science & Technology, “Current Status and Future of Particle Astrophysics Research,” Pasadena, CA, December 15-17, 2024.
WISET-KWiSE STEM Career Talk Concert, “Cosmic Journey,”August 2, 2024.
The 45th COSPAR Event E1.1 Origin of Cosmic Rays, “High Energy Cosmic Ray Measurements with ISS-CREAM,” Busan, S. Korea, July 15, 2024.
The 2nd World Congress of Korean Scientists & Engineers, Basic Science, “The future and role of cosmic-ray research,” Seoul, S. Korea, July 11, 2024.
Seminar “Current Status and Future of Cosmic Ray Research” Korea Aerospace Research Institute, Daejeon, S. Korea, July 5, 2024.
APS Mid-Atlantic Meeting, Recent Progress in Direct Measurements of Cosmic Rays, University of Delaware, Newark DE, November 3-5, 2023.
Science Policy Forum, US-Korea Conference on Science, Technology and Entrepreneurship, “From Old Space to New Space”, Dallas, TX, August 2-5, 2023.
Industry-Academia-Research Network Vitalization Forum for Space Exploration and Space Geological Resources Development (Korea Institute of Geoscience and Mineral Resources), “Space Research and Development,” Seoul, S. Korea, July 4, 2023.
Korean Society for Aeronautical and Space Sciences, “Recent Advances in Space-based Cosmic Ray Studies,” Yeosu, S. Korea, June 28, 2023.
The Korean Physical Society 70^th Anniversary, “Advances in Direct Measurements of Cosmic Rays,” October 19-21, 2022.
The 44th COSPAR (Committee on Space Research) Scientific Assembly, Event E1.3 Origins of Cosmic Rays, “Cosmic Ray Energetics And Mass for the International Space Station,” Athens, Greece, July 16-24, 2022.
The 7th Heidelberg Int. Symp. on High-Energy Gamma-Ray Astron. (Gamma2022), “Galactic Cosmic Rays,” Barcelona, Spain, July 4 – 8, 2022.
Seminar, “Advances in Direct Measurements of Cosmic Rays,” Korea Research Institute of Standards and Science, Daejeon, S. Korea, June 24, 2022.
Seoul Forum with a theme of “Korea’s New Growth Strategy: Bold Challenge to Find a Way in Space,” “From Antarctica to the International Space Station,” Seoul, S. Korea, June 16, 2022.
Youth Forum on Future of Science, “Homo Science,” Seoul, S. Korea, June 15, 2022.

NASA Cosmic Ray Science Interest Group (CR SIG), APS April meeting, "Direct Measurements of Cosmic Rays," April 11, 2022.
The US-Korea Conference on Science, Technology and Entrepreneurship (UKC 2021), Panel Session on Sustainable Research and Funding, “Cosmic Journey,” Dec. 16, 2021.
The 37th International Cosmic Ray Conference (Virtual), Results from the Cosmic Ray Energetics And Mass for the International Space Station (ISS-CREAM) experiment, Berlin, Germany, July 12-23, 2021.
The 43rd COSPAR (Committee on Space Research) Scientific Assembly Hybrid, Event E1.16 Origin of Cosmic Rays, “Cosmic Ray Energetics And Mass for the International Space Station,” Sydney, Australia, January 28-February 4, 2021 (Changed from August 15 - 22, 2020 due to COVID-19).
The US-Korea Conference on Science, Technology and Entrepreneurship, Forum on Research and Funding, “From Antarctica to the International Space Station,” Dec. 16, 2020.
NIST Seminar, “High Energy Cosmic Rays,” National Institute of Standards and Technology, Gaithersburg, MD, Dec. 17, 2019.
Inaugural International Workshop on Applications of cosmic ray measurements, “Origins of Cosmic Rays,” Georgia State University, Atlanta, GA, Oct 4 - 6, 2019.
The first workshop on the Next Generation of AstroParticle Experiments in Space (NextGAPES-2019), “Cosmic Ray Energetics And Mass for the International Space Station (ISS-CREAM),” Moscow, Russia (remote presentation), June 21 - 22, 2019.
Seoul Forum, "Cosmic Journey," Seoul, Korea, May 16, 2019.
Colloquium, “Investigating Mysteries of Cosmic Rays with Space-based Experiments,” University of Delaware, Newark, DE, April 24, 2019.
Searching for the Sources of Galactic cosmic rays, “Cosmic Ray Energetics And Mass for the International Space Station (ISS-CREAM),” AstroParticle and Cosmology laboratory, Paris, December 11, 2018.
TeVPA 2018, “Cosmic Ray Energetics And Mass (CREAM) for the ISS JEM-EF,” Berlin, Germany, August 27-31, 2018.
CRATER 2018 Workshop, “Cosmic Ray Energetics And Mass: ISS-CREAM,” Gran Sasso Science Institute, L’Aquila Italy, May 31, 2018.
Cosmic Ray SIG Minisymposium, "ISS-CREAM and BACCUS," Columbus, OH, April 17, 2018.
APS April Meeting 2017, "The Cosmic Ray Energetics And Mass Project," January 29, 2017.
Neutrino Oscillation Workshop (NOW 2016), “Charged Cosmic Rays,” Otranto, Lecce, Italy, September 7, 2016.
Vulcano Workshop 2016, Frontier Objects in Astrophysics and Particle Physics, "The Cosmic Ray Energetics And Mass Project," Vulcano, Italy, May 25, 2016.
CALOR 2016, "Beam Test Calibration of the ISS-CREAM Calorimeter," Daegu, Republic of Korea, May 19, 2016.
CALOR 2016, "Status of the Top and Bottom Counting Detectors for the ISS-CREAM Experiment," Daegu, Republic of Korea, May 17, 2016.
The American Association for the Advancement of Science (AAAS) 2016 Annual Meeting, Global Science Engagement, Symposium on the Astroparticle Physics: Unraveling Mysteries of the Universe, “International Collaborations in Search of Dark Matter,” Washington DC, February 13, 2016.
The American Association for the Advancement of Science (AAAS) 2016 Annual Meeting, Global Science Engagement, Networks of Diasporas in Engineering and Science (NODES), “How the Korean diaspora in the US engages in/contributes to the development of science policy in Korea,” Washington DC, February 11, 2016.
American Astronomical Society Meeting, Physics of the Cosmos, “Cosmic Ray Science,” Kissimee, FL, January 4, 2016.
American Astronomical Society Meeting, Cosmic SIG “Cosmic Ray Energetics And Mass for the International Space Station (ISS-CREAM),” Kissimee, FL, January 4, 2016.
Goddard Visit by President of Korea, Park Geun-Hye, “Cosmic Ray Energetics And Mass for the International Space Station (ISS-CREAM),” NASA Goddard Space Flight Center, MD, October 14, 2015.
US-Korea Conference on Science, Technology and Entrepreneurship (UKC 2015), “Searching for Dark Matter with Cosmic Rays,” Atlanta, GA, August 1, 2015.
Fourteenth Marcel Grossman Meeting MG14, “Cosmic Ray Energetics And Mass,” Rome, Italy, July12-18, 2015.
Special Lecture in Particle Astrophysics, “Cosmic Rays: from Antarctica to the Space Station,” University of Maryland, College Park, MD, May 12, 2015.
Physics High Energy Physics Seminar, “Recent Discoveries of Cosmic Ray Anomalies,” Penn State University, College Station, PA, April 29, 2015.
Maryland Day Physics Lecture, “Cosmic Rays: from Antarctica to the Space Station,” University of Maryland, College Park, MD, April 25, 2015.
AMS Days at CERN: The Future of Cosmic Ray Physics and Latest Results, “Cosmic Ray Energetics and Mass: from balloons to the ISS,” CERN, April 17, 2015.
The American Physical Society April Meeting, “Searching for Evidence of Dark Matter in Cosmic Rays,” Baltimore, MD, April 14, 2015.
JSI Mini-Symposium: Energetic Particles, “Direct Measurements of Cosmic Rays,” University of Maryland, College Park, MD, April 3, 2015.
The 4th KAIST-KUSCO Science Talks, “Utilization of the International Space Station and International Cooperations,” Vienna, VA, February 10, 2015.
Seminar, “Recent Discoveries of Cosmic Ray Anomalies,” Center for Undergraound Physics Seminar, Institute for Basic Science, Daejeon, Korea, November 10, 2014.
SKKU International Symposium on Recent Progress in Physics for the 60th Anniversary of Physics Department, “Current Results and Prospects of Cosmic Ray Experiments,” Sungkyunkwan University Suwon, Korea, November 5, 2014.
Physics Colloquium, “Recent Discoveries of Cosmic Ray Anomalies,” Duke University, Durham, NC, October 22, 2014.
Gran Sasso Science Institute Workshop Multiple Messengers and Challenges in Astroparticle Physics, “Cosmic Rays below the knee”, L’Aquila, Italy, October 6, 2014.
International School of Cosmic Ray Astrophysics 19th Course “Direct Measurements of High Energy Cosmic Rays", Ettore Majorana Centre, Erice, Sicily, Italy, July 7, 2014.
International School of Cosmic Ray Astrophysics 19th Course “Search for Antimatter and Dark Matter”, Ettore Majorana Centre, Erice, Sicily, Italy, July 5, 2014.
Astroparticle Physics: a joint TeVPA/IDM conference, "Cosmic Ray Energetics And Mass for the International Space Station (ISS-CREAM)", Amsterdam, Netherlands, June 24, 2014.
Society of Physics Students (SPS) Talk, "Flying Gigantic Balloons in Antarctica to Explore the Universe", University of Maryland, College Park, MD, November 21, 2013.
High Energy Physics Seminar, “Recent Discoveries of Cosmic Ray Anomalies,” University of Maryland, College Park, MD, November 20, 2013.
Physics Colloquium, “Recent Discoveries of Cosmic Ray Anomalies,” University of Virginia, Charlottsville, VA, November 15, 2013.
Physics Colloquium, “Recent Discoveries of Cosmic Ray Anomalies,” Rutgers University, Piscataway, NJ, November 6, 2013.
Korean Physical Society Meeting, "Current and Future Cosmic Ray Observatories in Space," Changwon, Korea, October 31, 2013.
Seminar, "Physics of the Cosmos," Korea Aerospace Research Institute (KARI), Daejeon, Korea, October 25, 2013.
Seminar, "Physics of the Cosmos," Korea Institute of S&T Evaluation and Planning (KISTEP), Seoul, Korea, October 23, 2013.
The 2nd Workshop on Cosmic Ray Anisotropy, “Direct Measurements of Cosmic Rays in Space” “Cosmic Ray Elemental Spectra,” University of Wisconsin, Madison, WI, September 27, 2013.
The 2013 conference on TeV Particle Astrophysics (TeVPA), “Cosmic Ray Energetics And Mass (CREAM) for the ISS JEM-EF,” Irvine, CA, August 27, 2013.
US-Korea Conference on Science, Technology and Entrepreneurship (UKC 2013), “Frontiers of Cosmic Ray Physics,” East Rutherford, NJ, August 8, 2013.
The American Physical Society April Meeting, “The Science of Current and Future Cosmic Ray Space Observatories,” Denver, CO, April 16, 2013.
The American Association for the Advancement of Science (AAAS) Annual Meeting: Symposium on the Mirror World of Antiatoms and Antimolecules, “Searching the Cosmos for Antiparticles,” Boston, MA, February 17, 2013.
HEP/Astrophysics Seminar, “New Frontiers of Cosmic Ray Physics,” University of Michigan, MI, October 29, 2012.
US-Korea Conference on Science, Technology and Entrepreneurship (UKC 2012), “High Energy Cosmic Rays,” Los Angeles, CA, August 8-12, 2012.
The 39th COSPAR (Committee on Space Research) Scientific Assembly, Event PSB1, Scientific Ballooning: Recent Developments in Technology and Instrumentation, “CREAM Balloon Flights and Beyond,” Mysore, India, July 14-22, 2012.
The 39th COSPAR (Committee on Space Research) Scientific Assembly, Event E1.15, Cosmic Ray Origins: the Viktor Hess Centennial Anniversary, “Cosmic Ray Energetics And Mass,” Mysore, India, July 14-22, 2012.
Centenary Symposium 2012: Discovery of Cosmic Rays, “Spectra of cosmic rays at TeV energies”, Denver, CO, June 27, 2012.
ISS Research & Development Conference, “Cosmic Ray Energetics And Mass (CREAM) for ISS JEM-EF”, Denver, CO, June 26, 2012.
Seminar “From CREAM to ISS-CREAM” Korean Aerospace Research Institute, Taejon, Korea, April 25, 2012.
US-Korea Workshop: International Cooperation in Particle, Nuclear and Astrophysics Research, 60th Anniversary of Korean Physical Society, “High Energy Cosmic Ray Astrophysics,” Daejeon, S. Korea, April 24, 2012.
2nd Symposium on Special Topics in Physics, “Recent Progress and Future of Cosmic Ray Physics,” University of Texas at Arlington, Jan. 20 - 21, 2012.
Cosmic Ray Anisotropy Workshop, “Features in cosmic-ray elemental spectra,” University of Wisconsin, Madison, WI, October 28-29, 2011.
7th Annual Meeting, Korean American Women in Science and Engineering (KWISE), “Cosmic Journey” Los Angeles, CA, October 15, 2011.
3rd International Workshop on High Energy Astrophysics and Instrumentation, “Outlook for Cosmic Ray Astrophysics,” Ewha Womans University, Seoul, Korea, August 22, 2011.
32nd Int. Cosmic Ray Conf., Beijing, China, August 7-18, 2011.
Special International Scholar Lecture, “New Frontiers of Cosmic Ray Physics,” Korea Institute of Radiological & Medical Sciences, Seoul, Korea, June 1, 2011.
High Energy Physics Q2C Seminar, “New Frontiers of Cosmic Ray Physics,” Seoul National University, Seoul, Korea, May 31, 2011.
Physics Colloquium, “New Frontiers of Cosmic Ray Physics,” Kyungpook National University, Daegu, Korea, May 26, 2011.
Aspen Winter Conference – Indirect and Direct Detection of Dark Matter, “Cosmic Ray Energetics And Mass,” Aspen Center for Physics, Aspen, CO, February 7, 2011.
Nuclear Particle Astrophysics and Cosmology Lunch Seminar, “CREAM: Current Results and Implications,” University of Maryland, College Park, October 26, 2010.
International Conference on Advanced Technology and Particle Physics (ICATPP): Conference on Cosmic Rays for Particle and Astroparticle Physics, “Status and Recent Results from the CREAM Experiment,” Como, Italy, October 7, 2010.
The International Symposium (Plock 2010), “Cosmic Ray Energetics And Mass,” Plock, Poland, September 14, 2010.
Symposium on Special Topics in Physics, “Cosmic Ray Astrophysics,” University of Maryland, College Park, August 20, 2010.
The 38th COSPAR (Committee on Space Research) Scientific Assembly, Event PSB1, Scientific Ballooning: Recent Developments in Technology and Instrumentation, “The 37-day flight of CREAM during the 2009 – 2010 austral summer,” Bremen, Germany, July 23, 2010.
The 38th COSPAR (Committee on Space Research) Scientific Assembly, Event E18, Origin of Cosmic Rays: Resolving Hess’ Century-Old Puzzle, “Measurements of Cosmic Ray Elemental Spectra with CREAM,” Bremen, Germany, July 20, 2010.
The International Symposium on High Energy interactions and Cosmic Rays (XVI ISVHECRI 2010), “Results from non-magnetic detector experiments,” Fermi National Accelerator Laboratory, June 29, 2010.
Seminar, “Why Be a Physics Major?” College Workshop, St. Andrew Kim Korean School, Olney, MD., Nov. 14, 2009. Article (1), Article (2)
Physics Colloquium, “New Results from Cosmic Ray Experiments,” University of Texas, Arlington, TX, November 11, 2009.
Physics Colloquium, “New Results from Cosmic Ray Experiments,” University of Maryland, College Park, MD, September 1, 2009.
XXXVII SLAC Summer Institute, Revolution on the Horizon, A Decade of New Experiments, “Results from ATIC,” SLAC National Accelerator Laboratory, Menlo Park, CA, August 11, 2009.
TeV Particle Astrophysics, “Multimessenger Perspectives,” SLAC National Accelerator Laboratory, Menlo Park, CA, July 15, 2009.
31st Int. Cosmic Ray Conf., Łódź, Poland, July 7-15, 2009.
International Workshop on Advances in Cosmic Ray Science, “Approaching the Knee in High Energy Cosmic Rays with CREAM,” Tokyo, Japan, March 18, 2008.
Workshop: From the lowest frequencies to the highest energies - the radio astronomy-astroparticle connection, “High-Energy Frontier of Direct Cosmic Ray Measurements,” Max Planck Institute for Radioastronomy, Bonn, Germany, October 19, 2007.
30th Int. Cosmic Ray Conf., Merida, July 3-11, 2007.
International Workshop on Cosmic-rays and High Energy Universe, “Cosmic-Ray Energetics And Mass (CREAM),” Tokyo, Japan, March 5, 2007.
The XIV International Symposium on Very High Energy Cosmic Ray Interactions, "Approaching the Knee with Direct Measurements," WeiHai, China, August 15-22, 2006.
Rencontres de Moriond, Very High Energy Phenomena in the Universe "Cosmic Ray Energetics And Mass: First Flight and Beyond," La Thulie, Italy, March 13, 2005.
Physics Colloquium, "Space Based Cosmic Ray Astrophysics Experiments," State University of New York, Stony Brook, NY, February 15, 2005.
29th ICRC, Pune, India, 2005.
28th ICRC, Tsukuba, Japan, 2003. (paper presented)
27th ICRC, Hamburg, Germany, 2001.
26th ICRC, Salt Lake City, Utah, 1999.
International School of Astrophysics Workshop on Physics with AMS "Galactic Cosmic Ray Composition," Italy, May 10, 2000.

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