Using X-ray free-electron lasers for spectroscopy of molecular catalysts and metalloenzymes

U Bergmann, J Kern, RW Schoenlein, P Wernet… - Nature Reviews …, 2021 - nature.com
The metal centres in metalloenzymes and molecular catalysts are responsible for the
rearrangement of atoms and electrons during complex chemical reactions, and they enable …

The role of basicity in selective C–H bond activation by transition metal-oxidos

AH Follmer, AS Borovik - Dalton Transactions, 2023 - pubs.rsc.org
The development of (bio) catalysts capable of selectively activating strong C–H bonds is a
continuing challenge in modern chemistry. In both metalloenzymes and synthetic systems …

Challenges and opportunities for applications of advanced X-ray spectroscopy in catalysis research

GE Cutsail III, S DeBeer - ACS Catalysis, 2022 - ACS Publications
X-ray spectroscopy has had a significant and continually growing impact on catalysis
research for nearly 50 years. In particular, the ability to obtain element selective electronic …

Soft X-ray absorption spectroscopy of aqueous solutions using a table-top femtosecond soft X-ray source

C Kleine, M Ekimova, G Goldsztejn… - The journal of …, 2018 - ACS Publications
We demonstrate the feasibility of soft X-ray absorption spectroscopy in the water window
using a table-top laser-based approach with organic molecules and inorganic salts in …

Probing the oxidation state of transition metal complexes: a case study on how charge and spin densities determine Mn L-edge X-ray absorption energies

M Kubin, M Guo, T Kroll, H Löchel, E Källman… - Chemical …, 2018 - pubs.rsc.org
Transition metals in inorganic systems and metalloproteins can occur in different oxidation
states, which makes them ideal redox-active catalysts. To gain a mechanistic understanding …

Review of serial femtosecond crystallography including the COVID-19 pandemic impact and future outlook

S Botha, P Fromme - Structure, 2023 - cell.com
Serial femtosecond crystallography (SFX) revolutionized macromolecular crystallography
over the past decade by enabling the collection of X-ray diffraction data from nano-or …

Chemical interactions and dynamics with femtosecond X-ray spectroscopy and the role of X-ray free-electron lasers

P Wernet - … Transactions of the Royal Society A, 2019 - royalsocietypublishing.org
X-ray free-electron lasers with intense, tuneable and short-pulse X-ray radiation are
transformative tools for the investigation of transition-metal complexes and metalloproteins …

Soft X-ray signatures of cationic manganese–oxo systems, including a high-spin manganese (v) complex

MG Delcey, R Lindblad, M Timm, C Bülow… - Physical Chemistry …, 2022 - pubs.rsc.org
Manganese–oxo species catalyze key reactions, including C–H bond activation or dioxygen
formation in natural photosynthesis. To better understand relevant reaction intermediates …

Capturing Atom-Specific Electronic Structural Dynamics of Transition-Metal Complexes with Ultrafast Soft X-Ray Spectroscopy

RM Jay, K Kunnus, P Wernet… - Annual Review of …, 2022 - annualreviews.org
The atomic specificity of X-ray spectroscopies provides a distinct perspective on molecular
electronic structure. For 3 d metal coordination and organometallic complexes, the …

[HTML][HTML] Carrier-specific dynamics in 2H-MoTe2 observed by femtosecond soft x-ray absorption spectroscopy using an x-ray free-electron laser

A Britz, AR Attar, X Zhang, HT Chang, C Nyby… - Structural …, 2021 - pubs.aip.org
Femtosecond carrier dynamics in layered 2H-MoTe 2 semiconductor crystals have been
investigated using soft x-ray transient absorption spectroscopy at the x-ray free-electron …