Name: The 6th PAL-XFEL Users' Meeting
Start: 2026-07-02T09:00:00+09:00
End: 2026-07-03T17:00:00+09:00
Location: POSCO International Center, POSTECH

The 6th PAL-XFEL Users' Meeting

from Thursday, July 2, 2026 (9:00 AM) to Friday, July 3, 2026 (5:00 PM)

Monday, June 29, 2026
Tuesday, June 30, 2026
Wednesday, July 1, 2026
Thursday, July 2, 2026

12:00 PM Registration

12:00 PM - 1:00 PM

1:00 PM Welcome Remarks

1:00 PM - 1:10 PM

1:10 PM PALXFEL Facility Reports

1:10 PM - 1:30 PM

1:30 PM Group Photo

1:30 PM - 1:40 PM
1:40 PM Invited Talks
1:40 PM - 2:40 PM
Contributions

1:40 PM Surface Disordering and Shock Wave Generation using Time-resolved Dark Field X-ray Microscopy - Hyunjung Kim (Sogang University)

2:10 PM Time-resolved X-ray scattering study of charge order in TiSe 2 and cuprates - Yingying Peng (Peking University)
2:40 PM Coffee Break

2:40 PM - 3:00 PM
3:00 PM User Program Presentations
3:00 PM - 4:00 PM
Contributions

3:00 PM Sample Delivery Methods for SFX at PAL-XFEL: Current Status and Future Directions - Ki Hyun Nam (Kookmin University)

3:20 PM Development of a Polycapillary Hard X-ray Spectrometer for Dilute Time-Resolved XAS: First Commissioning Results - Jinkyu Lim (Hanbat National University)

3:40 PM How Material Behaves Inside Planets Revealed by XFEL Experiments under Extreme Conditions - Huijeong Hwang (GIST)
4:00 PM Coffee Break

4:00 PM - 4:20 PM
4:20 PM Student Talks
4:20 PM - 5:00 PM
Contributions

4:20 PM Structural insights into the ADP-bound p97/VCP revealed by room-temperature XFEL crystallography N-D1 hexamer - Seri Koh (Soongsil University)

4:40 PM Resolving Electronic Final-State Channels Evolution with Resonant X-ray Emission and Tracking Temporal - Haneol Oh (KAIST)
5:00 PM One-minute Pitch for poster presentations

5:00 PM - 5:20 PM

5:20 PM Banquet

5:20 PM - 8:00 PM
Friday, July 3, 2026
9:00 AM Invited Talks
9:00 AM - 10:00 AM
Contributions

9:00 AM Unveiling the Origin of Water's Anomalous Properties using PAL-XFEL - Kyung Hwan Kim (POSTECH)

9:30 AM Investigation of Extreme Properties of Warm Dense Matter with X-ray Free Electron Lasers - Byoung-ick Cho (GIST)
10:00 AM Poster Presentation

10:00 AM - 11:30 AM

11:30 AM Poster Awards

11:30 AM - 12:00 PM

12:00 PM Lunch

12:00 PM - 1:00 PM
1:00 PM Exploring Chemical Reaction Dynamics with PAL-XFEL : A Symposium for Young Scientists
1:00 PM - 3:00 PM
Contributions

1:00 PM Spectroscopy “Tracking Electron Localization in Oxygen Vacancy-rich Blue TiO₂ Using XFEL-based Ti K-edge X-ray Absorption Spectroscopy” - Tae Gyun Woo (KAIST)

1:25 PM Liquidography “Unveiling Hidden Wavepacket Dynamics in Time-Resolved X-ray Scattering Data via Singular Spectrum Analysis” - Jaeseok Kim (DGIST)

1:50 PM Break

2:00 PM Liquidography “Metal–metal bond formation and subsequent solvent recruitment in a photoexcited gold(I) phosphine dimer visualized with femtosecond X-ray liquidography” - Kyung Won Lee (KAIST)

2:25 PM Beamline update and discussion
Sample Preparation Strategies for Serial Femtosecond Crystallography Beamtime
1:00 PM - 3:00 PM
Contributions

1:00 PM A practical guide to serial femtosecond crystallography - Jaehyun Park (Pohang Accelerator Laboratory)

1:30 PM Mini lecture on basic design and operation scheme of crystal delivery instruments: fixed target & injector systems - Jaehyun Park (Pohang Accelerator Laboratory)

1:50 PM Break

2:00 PM Open discussion and Q&A

2:20 PM Hands-on practice with crystal delivery instruments
Ultrafast Lattice Dynamics Probed by Dark-field X-ray Microscopy
1:00 PM - 3:00 PM
Contributions

1:00 PM Current Status of DFXM at NCI End-station - Sangsoo Kim (Pohang Accelerator Laboratory)

1:15 PM Nanolayer-confined strain waves in femtosecond-optical-vortex-excited multiferroic BiFeO3 - Sung Yun Lee (POSTECH)

1:35 PM Tr-DFXM at PAL-XFEL: Observing Ultrafast Melting and Supersonic Shock Waves Across Multiple Material Systems - Sung Soo Ha (KBSI)

1:55 PM Break

2:10 PM Open discussion and feedback
Ultrafast Photo-induced Dynamics in Condensed Matter at PAL-XFEL
1:00 PM - 3:00 PM
Contributions

1:00 PM Dynamical Relationship Between Charge and Spin Density Wave Orders in Mn3Sn - Byoungkyu Kim (DGIST)

1:20 PM Ultrafast Resonant X-ray Scattering of Cooperative Jahn-Teller Order in LaMnO3 - Minho Kang (KAIST)

1:40 PM Non-equilibrium Order Parameter Dynamics in Kagome Metal Systems - Seongyong Lee

2:00 PM Introduction to the FXS Endstation and Scientific Opportunities - Kooktae Kim

2:15 PM Introduction to the RSXS Endstation and Scientific Opportunities - Gyeongbo Kang

2:30 PM Open Discussion, User Feedback, and Group Photo
3:00 PM PAL-XFEL Facility Tour

3:00 PM - 4:00 PM

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