Modulating singlet fission by scanning through vibronic resonances in pentacene-based blends

F Unger, L Moretti, J Hausch, J Bredehoeft… - Journal of the …, 2022 - ACS Publications
Vibronic coupling has been proposed to play a decisive role in promoting ultrafast singlet
fission (SF), the conversion of a singlet exciton into two triplet excitons. Its inherent …

N-heteroacenes as an organic gain medium for room-temperature masers

M Attwood, X Xu, M Newns, Z Meng, RA Ingle… - Chemistry of …, 2023 - ACS Publications
The development of future quantum devices such as the maser, ie, the microwave analog of
the laser, could be well-served by the exploration of chemically tunable organic materials …

Efficient Energy Transfer and Singlet Fission in Co‐Deposited Thin Films of Pentacene and Anthradithiophene

N Hofeditz, J Hausch, K Broch… - Advanced Materials …, 2024 - Wiley Online Library
Co‐deposited molecular heterostructures with statistical intermixing of the constituents are
attractive candidates to tune the optical and the transport properties, as well as the ability to …

Tailoring the optical response of pentacene thin films via templated growth on hexagonal boron nitride

SH Amsterdam, T LaMountain, TK Stanev… - The Journal of …, 2020 - ACS Publications
The optoelectronic properties of organic thin films are strongly dependent on their molecular
orientation and packing, which in turn is sensitive to the underlying substrate. Hexagonal …

Singlet Heterofission in Tetracene–Pentacene Thin‐Film Blends

C Zeiser, L Moretti, D Lepple, G Cerullo… - Angewandte …, 2020 - Wiley Online Library
Heterofission is a photophysical process of fundamental and applied interest whereby an
excited singlet state is converted into two triplets on chemically distinct chromophores. The …

Room-temperature optically detected magnetic resonance of triplet excitons in a pentacene-doped picene single crystal

F Moro, M Moret, A Ghirri… - Journal of Materials …, 2022 - Springer
The inclusion of functional molecules as substitutional dopants in single crystals of organic
hosts with complementary optical properties provides a versatile strategy to tune optical and …

Second harmonic generation (SHG) in pentacene thin films grown by matrix assisted pulsed laser evaporation (MAPLE)

I Ionita, A Bercea, S Brajnicov, A Matei, V Ion… - Applied Surface …, 2019 - Elsevier
Thin films of pentacene, ie a polycyclic hydrocarbon consisting of five linearly-fused
benzene rings, are grown on silicon and quartz (SiO 2) substrates by matrix assisted pulsed …

Revealing suppressed intermolecular coupling effects in aggregated organic semiconductors by diluting the crystal: model system perfluoropentacene: Picene

J Dieterle, K Broch, A Hinderhofer… - The Journal of …, 2019 - ACS Publications
In order to investigate the effects of intermolecular interactions on the optical properties of
organic semiconductors, we employ mixing of the organic semiconductor …

Microwave emission from spin centres in carbon-based materials

A Ghirri - 2023 IEEE Nanotechnology Materials and Devices …, 2023 - ieeexplore.ieee.org
Isolated spin centres dispersed in nonmagnetic host materials are characterized by discrete
energy levels with splittings that typically lie in the microwave range of frequency. While the …

Electronic Coupling and Morphology in Organic–Two Dimensional Heterostructures

S Amsterdam - 2021 - search.proquest.com
Mixed-dimensional heterojunctions between two-dimensional (2D) materials and organic
semiconductors is a rapidly growing field. This is motivated by the promise of leveraging the …