Aggregation behaviour of pyrene-based luminescent materials, from molecular design and optical properties to application

X Feng, X Wang, C Redshaw, BZ Tang - Chemical Society Reviews, 2023 - pubs.rsc.org
Molecular aggregates are self-assembled from multiple molecules via weak intermolecular
interactions, and new chemical and physical properties can emerge compared to their …

Recent advances in heterocyclic nanographenes and other polycyclic heteroaromatic compounds

A Borissov, YK Maurya, L Moshniaha… - Chemical …, 2021 - ACS Publications
This review surveys recent progress in the chemistry of polycyclic heteroaromatic molecules
with a focus on structural diversity and synthetic methodology. The article covers literature …

Molecular insights and concepts to engineer singlet fission energy conversion devices

R Casillas, I Papadopoulos, T Ullrich, D Thiel… - Energy & …, 2020 - pubs.rsc.org
In this Review, we showcase the fundamental processes of intermolecular and
intramolecular singlet fission (SF). Furthermore we prioritize the information, which is …

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 …

Bis‐peri‐dinaphtho‐rylenes: Facile Synthesis via Radical‐Mediated Coupling Reactions and their Distinctive Electronic Structures

T Shen, Y Zou, X Hou, H Wei, L Ren… - Angewandte …, 2023 - Wiley Online Library
Polycyclic aromatic hydrocarbons (PAHs) with a one‐dimensional (1D), ribbon‐like structure
have the potential to serve as both model compounds for corresponding graphene …

Unraveling Triplet Formation Mechanisms in Acenothiophene Chromophores

G He, KR Parenti, PJ Budden, J Niklas… - Journal of the …, 2023 - ACS Publications
The evolution of molecular platforms for singlet fission (SF) chromophores has fueled the
quest for new compounds capable of generating triplets quantitatively at fast time scales. As …

Building Blocks and COFs Formed in Concert—Three‐Component Synthesis of Pyrene‐Fused Azaacene Covalent Organic Framework in the Bulk and as Films

L Frey, O Oliveira, A Sharma… - Angewandte Chemie …, 2023 - Wiley Online Library
A three‐component synthesis methodology is described for the formation of covalent organic
frameworks (COFs) containing extended aromatics. Notably, this approach enables …

Exploring Intermolecular Singlet Fission in Pyrene-Fused Azaacenes Film

Y Guo, M Feng, Z Zhang, S Ye, Y Wang… - Chemistry of …, 2023 - ACS Publications
Singlet fission (SF), a process that involves the conversion of one singlet exciton (S1) into a
pair of triplet excitons (T1), holds great technological promise for photovoltaics. Typical SF …

Solvent‐dependent singlet fission in diketopyrrolopyrrole dimers: a mediating charge transfer versus a trapping symmetry‐breaking charge separation

I Papadopoulos, MJ Álvaro‐Martins… - Advanced Energy …, 2020 - Wiley Online Library
Three diketopyrrolopyrrole (DPP) dimers, linked via different dithienylphenylene spacers,
ortho‐DPP (o‐DPP), meta‐DPP (m‐DPP), and para‐DPP (p‐DPP), are synthesized …

Singlet exciton fission in a modified acene with improved stability and high photoluminescence yield

PJ Budden, LR Weiss, M Müller, NA Panjwani… - Nature …, 2021 - nature.com
We report a fully efficient singlet exciton fission material with high ambient chemical stability.
10, 21-Bis (triisopropylsilylethynyl) tetrabenzo [a, c, l, n] pentacene (TTBP) combines an …