Spin-vibronic mechanism for intersystem crossing

TJ Penfold, E Gindensperger, C Daniel… - Chemical …, 2018 - ACS Publications
Intersystem crossing (ISC), formally forbidden within nonrelativistic quantum theory, is the
mechanism by which a molecule changes its spin state. It plays an important role in the …

Charge‐transfer and spin‐flip states: Thriving as complements

WR Kitzmann, K Heinze - Angewandte Chemie International …, 2023 - Wiley Online Library
Transition metal complexes with photoactive charge‐transfer excited states are pervasive
throughout the literature. In particular,[Ru (bpy) 3] 2+(bpy= 2, 2′‐bipyridine), with its metal …

Manganese(i) complexes with metal-to-ligand charge transfer luminescence and photoreactivity

P Herr, C Kerzig, CB Larsen, D Häussinger… - Nature Chemistry, 2021 - nature.com
Precious metal complexes with the d 6 valence electron configuration often exhibit
luminescent metal-to-ligand charge transfer (MLCT) excited states, which form the basis for …

Electronic structure in the transition metal block and its implications for light harvesting

JK McCusker - Science, 2019 - science.org
Transition metal–based chromophores play a central role in a variety of light-enabled
chemical processes ranging from artificial solar energy conversion to photoredox catalysis …

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 …

A low-spin Fe(iii) complex with 100-ps ligand-to-metal charge transfer photoluminescence

P Chábera, Y Liu, O Prakash, E Thyrhaug, AE Nahhas… - Nature, 2017 - nature.com
Transition-metal complexes are used as photosensitizers, in light-emitting diodes, for
biosensing and in photocatalysis. A key feature in these applications is excitation from the …

Molecular Design Principles to Elongate the Metal-to-Ligand Charge Transfer Excited-State Lifetimes of Square-Planar Nickel (II) Complexes

T Ogawa, N Sinha, B Pfund, A Prescimone… - Journal of the …, 2022 - ACS Publications
Square-planar NiII complexes and their electronically excited states play key roles in cross-
coupling catalysis and could offer new opportunities to complement well-known …

The ultrafast X-ray spectroscopic revolution in chemical dynamics

PM Kraus, M Zürch, SK Cushing, DM Neumark… - Nature Reviews …, 2018 - nature.com
The past two decades have seen rapid developments in short-pulse X-ray sources, which
have enabled the study of nuclear and electronic dynamics by ultrafast X-ray spectroscopies …

Sub-50-fs photoinduced spin crossover in [Fe(bpy)3]2+

G Auböck, M Chergui - Nature chemistry, 2015 - nature.com
It is known that excitation by visible light of the singlet metal-to-ligand charge-transfer
(1MLCT) states of Fe (ii) complexes leads to population of the lowest-lying high-spin quintet …

Reactivity of surface species in heterogeneous catalysts probed by in situ X-ray absorption techniques

S Bordiga, E Groppo, G Agostini… - Chemical …, 2013 - ACS Publications
Starting from the late seventies, the progressively increased availability of synchrotron light
sources allowed the execution of experiments requiring a high X-ray flux in a continuous …