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 …

[HTML][HTML] 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 …

Filming ultrafast roaming-mediated isomerization of bismuth triiodide in solution

EH Choi, JG Kim, J Kim, H Ki, Y Lee, S Lee… - Nature …, 2021 - nature.com
Roaming reaction, defined as a reaction yielding products via reorientational motion in the
long-range region (3–8 Å) of the potential, is a relatively recently proposed reaction pathway …

[HTML][HTML] Projection to extract the perpendicular component (PEPC) method for extracting kinetics from time-resolved data

H Ki, J Gu, Y Cha, KW Lee, H Ihee - Structural Dynamics, 2023 - pubs.aip.org
Time-resolved x-ray liquidography (TRXL) is a potent method for investigating the structural
dynamics of chemical and biological reactions in the liquid phase. It has enabled the …

The carbon–iodine bond cleavage and isomerization of iodoform visualized with femtosecond X-ray liquidography

Y Cha, H Ki, D Im, Y Lee, S Lee, J Kim, JH Lee… - Chemical …, 2024 - pubs.rsc.org
Iodoform (CHI3) has garnered significant attention for its unique ability to induce photo-
cyclopropanation of olefins by releasing an iodine radical through C–I bond cleavage …

Structural dynamics of bismuth triiodide in solution triggered by photoinduced ligand-to-metal charge transfer

EH Choi, DS Ahn, S Park, C Kim, CW Ahn… - The Journal of …, 2019 - ACS Publications
Bismuth triiodide, BiI3, is one of the simplest bismuth halides, which have recently attracted
considerable attention because of their promising properties. Here, we investigate the …

Femtosecond x-ray liquidography visualizes wavepacket trajectories in multidimensional nuclear coordinates for a bimolecular reaction

JG Kim, EH Choi, Y Lee, H Ihee - Accounts of Chemical Research, 2021 - ACS Publications
Conspectus Vibrational wavepacket motions on potential energy surfaces are one of the
critical factors that determine the reaction dynamics of photoinduced reactions. The motions …

Extracting kinetics and thermodynamics of molecules without heavy atoms via time-resolved solvent scattering signals

KY Oang, S Park, J Moon, E Park, HK Lee… - The Journal of …, 2023 - ACS Publications
Time-resolved X-ray liquidography (TRXL) has emerged as a powerful technique for
studying the structural dynamics of small molecules and macromolecules in liquid solutions …

Sensitivity of time‐resolved diffraction data to changes in internuclear distances and atomic positions

H Jeong, H Ki, JG Kim, J Kim, Y Lee… - Bulletin of the Korean …, 2022 - Wiley Online Library
Time‐resolved x‐ray liquidography (TRXL) is a powerful technique to study molecular
structural dynamics in the solution phase. Typically, a TRXL experiment is conducted during …

[HTML][HTML] Solvent-dependent complex reaction pathways of bromoform revealed by time-resolved X-ray solution scattering and X-ray transient absorption spectroscopy

Q Kong, D Khakhulin, IA Shkrob, JH Lee, X Zhang… - Structural …, 2019 - pubs.aip.org
The photochemical reaction pathways of CHBr 3 in solution were unveiled using two
complementary X-ray techniques, time-resolved X-ray solution scattering (TRXSS) and X-ray …