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 …

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 …

Atomic-scale observation of solvent reorganization influencing photoinduced structural dynamics in a copper complex photosensitizer

T Katayama, TK Choi, D Khakhulin, AO Dohn… - Chemical …, 2023 - pubs.rsc.org
Photochemical reactions in solution are governed by a complex interplay between transient
intramolecular electronic and nuclear structural changes and accompanying solvent …

Solvent-dependent structural dynamics in the ultrafast photodissociation reaction of triiodide observed with time-resolved x-ray solution scattering

A Nimmrich, MR Panman, O Berntsson… - Journal of the …, 2023 - ACS Publications
Resolving the structural dynamics of bond breaking, bond formation, and solvation is
required for a deeper understanding of solution-phase chemical reactions. In this work, we …

Capturing the generation and structural transformations of molecular ions

J Heo, D Kim, A Segalina, H Ki, DS Ahn, S Lee, J Kim… - Nature, 2024 - nature.com
Molecular ions are ubiquitous and play pivotal roles,–in many reactions, particularly in the
context of atmospheric and interstellar chemistry,–. However, their structures and …

[PDF][PDF] Experimental capabilities for liquid jet samples at sub-MHz rates at the FXE Instrument at European XFEL

FA Lima, F Otte, M Vakili, F Ardana-Lamas… - Journal of …, 2023 - journals.iucr.org
The Femtosecond X-ray Experiments (FXE) instrument at the European X-ray Free-Electron
Laser (EuXFEL) provides an optimized platform for investigations of ultrafast physical …

Enhancing charge separation/transfer based on Co (II) doped tubular g-C3N4 for photoelectrochemical atrazine aptasensing

Y Zhang, G Wu, Y Chen, P Yan, L Xu, J Qian… - Journal of …, 2023 - Elsevier
Atrazine (ATZ) is one of the most widely used triazine herbicides with characteristics of easy
mobility, high persistence and difficult degradation. Its bioaccumulation causes a serious …

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 …

Iodine-PEG as a unique combination for the metal-free synthesis of flavonoids through iodonium-triiodide ion-pair complexation

N Kumar, N Sharma, V Kumar, V Kumar, K Jangid… - RSC …, 2024 - pubs.rsc.org
An efficient metal-free single-step protocol has been developed for the direct synthesis of
flavones from 2-hydroxyacetophenone and substituted benzaldehydes. This chemical …

Ultrafast Interfacial Charge Transfer Initiates Mechanical Stress and Heat Transport at the Au‐TiO2 Interface

J Heo, A Segalina, D Kim, DS Ahn, KY Oang… - Advanced …, 2024 - Wiley Online Library
Metal‐semiconductor interfaces are crucial components of optoelectronic and electrical
devices, the performance of which hinges on intricate dynamics involving charge transport …