Coherence in Chemistry: Foundations and Frontiers

JD Schultz, JL Yuly, EA Arsenault, K Parker… - Chemical …, 2024‏ - ACS Publications
Coherence refers to correlations in waves. Because matter has a wave-particle nature, it is
unsurprising that coherence has deep connections with the most contemporary issues in …

Null exciton-coupled chromophoric dimer exhibits symmetry-breaking charge separation

E Sebastian, M Hariharan - Journal of the American Chemical …, 2021‏ - ACS Publications
A comprehensive understanding of the structure–property relationships in
multichromophoric architectures has pushed the limits for develo** robust photosynthetic …

Singlet fission as a polarized spin generator for dynamic nuclear polarization

Y Kawashima, T Hamachi, A Yamauchi… - Nature …, 2023‏ - nature.com
Singlet fission (SF), converting a singlet excited state into a spin-correlated triplet-pair state,
is an effective way to generate a spin quintet state in organic materials. Although its …

The development and applications of multidimensional biomolecular spectroscopy illustrated by photosynthetic light harvesting

GR Fleming, GD Scholes - Quarterly Reviews of Biophysics, 2024‏ - cambridge.org
The parallel and synergistic developments of atomic resolution structural information, new
spectroscopic methods, their underpinning formalism, and the application of sophisticated …

π-Stacking-dependent vibronic couplings drive excited-state dynamics in perylenediimide assemblies

T Kim, C Lin, JD Schultz, RM Young… - Journal of the …, 2022‏ - ACS Publications
Vibronic coupling, the interplay of electronic and nuclear vibrational motion, is considered a
critical mechanism in photoinduced reactions such as energy transfer, charge transfer, and …

Tetracene dimers: a platform for intramolecular down-and up-conversion

Y Bo, Y Hou, D Thiel, R Weiß, T Clark… - Journal of the …, 2023‏ - ACS Publications
Photon energy conversion can be accomplished in many different ways, including the two
opposing manners, down-conversion (ie, singlet fission, SF) and up-conversion (ie, triplet …

Sensitized Singlet Fission in Rigidly Linked Axial and Peripheral Pentacene-Subphthalocyanine Conjugates

H Gotfredsen, D Thiel, PM Greißel, L Chen… - Journal of the …, 2023‏ - ACS Publications
The goal of harnessing the theoretical potential of singlet fission (SF), a process in which
one singlet excited state is split into two triplet excited states, has become a central …

One‐pot synthesis and excited‐state dynamics of null exciton‐coupled diketopyrrolopyrroles oligo‐grids

Y Bo, P Hou, J Wan, H Cao, Y Liu, L **e… - Advanced …, 2023‏ - Wiley Online Library
Exciton coupling in molecular aggregates plays a vital role in impacting and fine‐tuning
optoelectronic materials and their efficiencies in devices. A versatile platform to decipher …

Efficient Intramolecular Singlet Fission in Spiro-Linked Heterodimers

O Kefer, L Ahrens, J Han, N Wollscheid… - Journal of the …, 2023‏ - ACS Publications
We investigate intramolecular singlet fission (iSF) of spiro-linked azaacene heterodimers by
time-resolved spectroscopy and quantum chemical calculations. Combining two different …

Achieving symmetry-breaking charge separation in perylenediimide trimers: The effect of bridge resonance

K Wang, G Shao, S Peng, X You, X Chen… - The Journal of …, 2022‏ - ACS Publications
Symmetry-breaking charge separation (SB-CS) provides a very promising option to
engineer a novel light conversion scheme, while it is still a challenge to realize SB-CS in a …