Mixed electronic states in molecular dimers: Connecting singlet fission, excimer formation, and symmetry-breaking charge transfer

RM Young, MR Wasielewski - Accounts of chemical research, 2020 - ACS Publications
Conspectus Chromophore aggregates are capable of a wide variety of excited-state
dynamics that are potentially of great use in optoelectronic devices based on organic …

The key role of molecular packing in luminescence property: from adjacent molecules to molecular aggregates

Q Liao, Q Li, Z Li - Advanced Materials, 2023 - Wiley Online Library
The luminescence materials act as the key components in many functional devices, as well
as the detection and imaging systems, which can be permeated in each aspect of modern …

Molecular Dipole‐Induced Photoredox Catalysis for Hydrogen Evolution over Self‐Assembled Naphthalimide Nanoribbons

H Lin, J Wang, J Zhao, Y Zhuang, B Liu… - Angewandte Chemie …, 2022 - Wiley Online Library
Abstract D‐π‐A type 4‐((9‐phenylcarbazol‐3‐yl) ethynyl)‐N‐dodecyl‐1, 8‐naphthalimide
(CZNI) with a large dipole moment of 8.49 D and A‐π‐A type bis [(4, 4′‐1, 8 …

Singlet fission involves an interplay between energetic driving force and electronic coupling in perylenediimide films

AK Le, JA Bender, DH Arias, DE Cotton… - Journal of the …, 2018 - ACS Publications
Due to its ability to offset thermalization losses in photoharvesting systems, singlet fission
has become a topic of research interest. During singlet fission, a high energy spin-singlet …

Evolving fluorophores into circularly polarized luminophores with a chiral naphthalene tetramer: proposal of excimer chirality rule for circularly polarized luminescence

K Takaishi, K Iwachido, R Takehana… - Journal of the …, 2019 - ACS Publications
A versatile method for converting various fluorescent polycyclic aromatic hydrocarbons into
circularly polarized luminescence (CPL) excimer dyes with high g lum and ΦFL values is …

Efficient multiexciton state generation in charge-transfer-coupled perylene bisimide dimers via structural control

Y Hong, J Kim, W Kim, C Kaufmann, H Kim… - Journal of the …, 2020 - ACS Publications
The singlet fission (SF) process is generally defined as the conversion of one singlet exciton
(S1) into two triplet excitons (2· T1), which has the potential to overcome thermalization …

Ultrafast symmetry-breaking charge separation in a perylene bisimide dimer enabled by vibronic coupling and breakdown of adiabaticity

Y Hong, F Schlosser, W Kim… - Journal of the American …, 2022 - ACS Publications
Perylene bisimides (PBIs) have received great attention in their applicability to
optoelectronics. Especially, symmetry-breaking charge separation (SB-CS) in PBIs has been …

Triplet–triplet annihilation upconversion in a porphyrinic molecular container

H Chen, I Roy, MS Myong, JSW Seale… - Journal of the …, 2023 - ACS Publications
Triplet–triplet annihilation-based molecular photon upconversion (TTA-UC) is a
photophysical phenomenon that can yield high-energy emitting photons from low-energy …

Hierarchical organization of perylene bisimides and polyoxometalates for photo-assisted water oxidation

M Bonchio, Z Syrgiannis, M Burian, N Marino… - Nature …, 2019 - nature.com
The oxygen in Earth's atmosphere is there primarily because of water oxidation performed
by photosynthetic organisms using solar light and one specialized protein complex …

[HTML][HTML] Lessons from intramolecular singlet fission with covalently bound chromophores

NV Korovina, NF Pompetti, JC Johnson - The Journal of chemical …, 2020 - pubs.aip.org
Molecular dimers, oligomers, and polymers are versatile components in photophysical and
optoelectronic architectures that could impact a variety of applications. We present a …