In situ X-ray spectroscopies beyond conventional X-ray absorption spectroscopy on deciphering dynamic configuration of electrocatalysts

J Wang, CS Hsu, TS Wu, TS Chan, NT Suen… - Nature …, 2023 - nature.com
Realizing viable electrocatalytic processes for energy conversion/storage strongly relies on
an atomic-level understanding of dynamic configurations on catalyst-electrolyte interface. X …

Photoactive Metal-to-Ligand Charge Transfer Excited States in 3d6 Complexes with Cr0, MnI, FeII, and CoIII

N Sinha, OS Wenger - Journal of the American Chemical Society, 2023 - ACS Publications
Many coordination complexes and organometallic compounds with the 4d6 and 5d6
valence electron configurations have outstanding photophysical and photochemical …

Ultrafast electron dynamics in solar energy conversion

CS Ponseca Jr, P Chábera, J Uhlig, P Persson… - Chemical …, 2017 - ACS Publications
Electrons are the workhorses of solar energy conversion. Conversion of the energy of light to
electricity in photovoltaics, or to energy-rich molecules (solar fuel) through photocatalytic …

K-and L-edge X-ray absorption spectroscopy (XAS) and resonant inelastic X-ray scattering (RIXS) determination of differential orbital covalency (DOC) of transition …

ML Baker, MW Mara, JJ Yan, KO Hodgson… - Coordination chemistry …, 2017 - Elsevier
Continual advancements in the development of synchrotron radiation sources have resulted
in X-ray based spectroscopic techniques capable of probing the electronic and structural …

The great strides of iron photosensitizers for contemporary organic photoredox catalysis: On our way to the holy grail?

F Glaser, A Aydogan, B Elias… - Coordination Chemistry …, 2024 - Elsevier
The scarcity of 2 nd and 3 rd row transition metals such as ruthenium, iridium, rhodium and
osmium, coupled with a global desire for sustainable chemistry has led to the resurgence of …

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 …

FeII Hexa N-Heterocyclic Carbene Complex with a 528 ps Metal-to-Ligand Charge-Transfer Excited-State Lifetime

P Chábera, KS Kjaer, O Prakash… - The journal of …, 2018 - ACS Publications
The iron carbene complex [FeII (btz) 3](PF6) 2 (where btz= 3, 3′-dimethyl-1, 1′-bis (p-tolyl)-
4, 4′-bis (1, 2, 3-triazol-5-ylidene)) has been synthesized, isolated, and characterized as a …

Rational design of stimuli‐responsive inorganic 2D materials via molecular engineering: toward molecule‐programmable nanoelectronics

J Muñoz - Advanced Materials, 2024 - Wiley Online Library
The ability of electronic devices to act as switches makes digital information processing
possible. Succeeding graphene, emerging inorganic 2D materials (i2DMs) have been …

Nanosecond metal-to-ligand charge-transfer state in an Fe (II) chromophore: lifetime enhancement via nested potentials

JT Malme, RA Clendening, R Ash, T Curry… - Journal of the …, 2023 - ACS Publications
Examples of Fe complexes with long-lived (≥ 1 ns) charge-transfer states are limited to
pseudo-octahedral geometries with strong σ-donor chelates. Alternative strategies based on …

Pyrene-Decoration of a Chromium(0) Tris(diisocyanide) Enhances Excited State Delocalization: A Strategy to Improve the Photoluminescence of 3d6 Metal …

C Wegeberg, D Häussinger… - Journal of the American …, 2021 - ACS Publications
There is a long-standing interest in iron (II) complexes that emit from metal-to-ligand charge
transfer (MLCT) excited states, analogous to ruthenium (II) polypyridines. The 3d6 electrons …