Hard X-ray free-electron laser with femtosecond-scale timing jitter

HS Kang, CK Min, H Heo, C Kim, H Yang, G Kim… - Nature …, 2017 - nature.com
The hard X-ray free-electron laser at the Pohang Accelerator Laboratory (PAL-XFEL) in the
Republic of Korea achieved saturation of a 0.144 nm free-electron laser beam on 27 …

Reaction dynamics studied via femtosecond X-ray liquidography at X-ray free-electron lasers

EH Choi, Y Lee, J Heo, H Ihee - Chemical Science, 2022 - pubs.rsc.org
X-ray free-electron lasers (XFELs) provide femtosecond X-ray pulses suitable for pump–
probe time-resolved studies with a femtosecond time resolution. Since the advent of the first …

Recent Progress of the PAL-XFEL

I Eom, SH Chun, JH Lee, D Nam, R Ma, J Park, S Park… - Applied Sciences, 2022 - mdpi.com
The X-ray free-electron laser of the Pohang Accelerator Laboratory (PAL-XFEL) was opened
to users in 2017. Since then, significant progress has been made in PAL-XFEL operation …

Construction and commissioning of PAL-XFEL facility

IS Ko, HS Kang, H Heo, C Kim, G Kim, CK Min… - Applied Sciences, 2017 - mdpi.com
The construction of Pohang Accelerator Laboratory X-ray Free-Electron Laser (PAL-XFEL), a
0.1-nm hard X-ray free-electron laser (FEL) facility based on a 10-GeV S-band linear …

Subnanosecond phase transition dynamics in laser-shocked iron

H Hwang, E Galtier, H Cynn, I Eom, SH Chun… - Science …, 2020 - science.org
Iron is one of the most studied chemical elements due to its sociotechnological and
planetary importance; hence, understanding its structural transition dynamics is of vital …

[HTML][HTML] Femtosecond diffraction and dynamic high pressure science

JS Wark, MI McMahon, JH Eggert - Journal of Applied Physics, 2022 - pubs.aip.org
Solid-state material at high pressure is prevalent throughout the Universe, and an
understanding of the structure of matter under such extreme conditions, gleaned from x-ray …

[PDF][PDF] Focusing X-ray free-electron laser pulses using Kirkpatrick–Baez mirrors at the NCI hutch of the PAL-XFEL

J Kim, HY Kim, J Park, S Kim, S Rah… - Journal of synchrotron …, 2018 - journals.iucr.org
The Pohang Accelerator Laboratory X-ray Free-Electron Laser (PAL-XFEL) is a recently
commissioned X-ray free-electron laser (XFEL) facility that provides intense ultrashort X-ray …

[PDF][PDF] Deep residual networks for crystallography trained on synthetic data

D Mendez, JM Holton, AY Lyubimov… - … Section D: Structural …, 2024 - journals.iucr.org
The use of artificial intelligence to process diffraction images is challenged by the need to
assemble large and precisely designed training data sets. To address this, a codebase …

Structural dynamics of proteins explored via time-resolved x-ray liquidography

Y Lee, H Lee, H Ihee - Chemical Physics Reviews, 2022 - pubs.aip.org
The structure of a protein is closely related to its biological function. In this regard, structural
changes, as well as static structures, have been scrutinized as essential elements in …

Ultrafast Carrier–Lattice Interactions and Interlayer Modulations of Bi2Se3 by X-ray Free-Electron Laser Diffraction

S Kim, Y Kim, J Kim, S Choi, K Yun, D Kim, SY Lim… - Nano …, 2021 - ACS Publications
As a 3D topological insulator, bismuth selenide (Bi2Se3) has potential applications for
electrically and optically controllable magnetic and optoelectronic devices. Understanding …