Status of the SACLA Facility

M Yabashi, H Tanaka, K Tono, T Ishikawa - Applied Sciences, 2017 - mdpi.com
This article reports the current status of SACLA, SPring-8 Angstrom Compact free electron
LAser, which has been producing stable X-ray Free Electron Laser (XFEL) light since 2012 …

Ultra high-speed x-ray imaging of laser-driven shock compression using synchrotron light

MP Olbinado, V Cantelli, O Mathon… - Journal of Physics D …, 2018 - iopscience.iop.org
A high-power, nanosecond pulsed laser impacting the surface of a material can generate an
ablation plasma that drives a shock wave into it; while in situ x-ray imaging can provide a …

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 …

Dynamic fracture of tantalum under extreme tensile stress

B Albertazzi, N Ozaki, V Zhakhovsky, A Faenov… - Science …, 2017 - science.org
The understanding of fracture phenomena of a material at extremely high strain rates is a
key issue for a wide variety of scientific research ranging from applied science and …

Ultrafast x-ray diffraction study of melt-front dynamics in polycrystalline thin films

TA Assefa, Y Cao, S Banerjee, S Kim, D Kim, H Lee… - Science …, 2020 - science.org
Melting is a fundamental process of matter that is still not fully understood at the microscopic
level. Here, we use time-resolved x-ray diffraction to examine the ultrafast melting of …

Polymorphism of gold under laser-based ramp compression to 690 GPa

SK Han, RF Smith, D Kim, JK Wicks, JR Rygg, A Lazicki… - Physical Review B, 2021 - APS
The high-pressure behavior and polymorphism of gold have attracted strong recent interest
from theory as well as from both static and dynamic experiments. In this study, gold was …

Ultrafast demagnetization of Pt magnetic moment in L10-FePt probed by magnetic circular dichroism at a hard x-ray free electron laser

K Yamamoto, Y Kubota, M Suzuki, Y Hirata… - New Journal of …, 2019 - iopscience.iop.org
Unraveling the origin of ultrafast demagnetization in multisublattice ferromagnetic materials
requires femtosecond x-ray techniques to trace the magnetic moment dynamics on …

[PDF][PDF] Emergence of liquid following laser melting of gold thin films

IK Robinson, JP Griffiths, R Koch, TA Assefa… - IUCrJ, 2023 - journals.iucr.org
X-ray structural science is undergoing a revolution driven by the emergence of X-ray Free-
electron Laser (XFEL) facilities. The structures of crystalline solids can now be studied on …

Ultrafast olivine-ringwoodite transformation during shock compression

T Okuchi, Y Seto, N Tomioka, T Matsuoka… - Nature …, 2021 - nature.com
Meteorites from interplanetary space often include high-pressure polymorphs of their
constituent minerals, which provide records of past hypervelocity collisions. These collisions …

Compressive effects in melting of palladium thin films studied by ultrafast x-ray diffraction

AF Suzana, R Koch, L Wu, TA Assefa, S Kim, S Choi… - Physical Review B, 2023 - APS
With the advent of x-ray free electron lasers (XFELs), ultrafast laser excitation leading to
nonequilibrium states has become an important way to investigate thermal processes. Here …