Recent advances in triplet–triplet annihilation upconversion and singlet fission, towards solar energy applications

AJ Carrod, V Gray, K Börjesson - Energy & Environmental Science, 2022‏ - pubs.rsc.org
Solar energy is an ample renewable energy resource, with photovoltaic (PV) technology
enabling a direct route from light to electricity. Currently, PVs are limited in photon …

Organic optoelectronic materials: mechanisms and applications

O Ostroverkhova - Chemical reviews, 2016‏ - ACS Publications
Organic (opto) electronic materials have received considerable attention due to their
applications in thin-film-transistors, light-emitting diodes, solar cells, sensors, photorefractive …

Sensitization of silicon by singlet exciton fission in tetracene

M Einzinger, T Wu, JF Kompalla, HL Smith… - Nature, 2019‏ - nature.com
Silicon dominates contemporary solar cell technologies. But when absorbing photons,
silicon (like other semiconductors) wastes energy in excess of its bandgap. Reducing these …

Theoretical modeling of singlet fission

D Casanova - Chemical reviews, 2018‏ - ACS Publications
Singlet fission is a photophysical reaction in which a singlet excited electronic state splits
into two spin-triplet states. Singlet fission was discovered more than 50 years ago, but the …

Unconventional singlet fission materials

T Ullrich, D Munz, DM Guldi - Chemical Society Reviews, 2021‏ - pubs.rsc.org
Singlet fission (SF) is a photophysical downconversion pathway, in which a singlet excitation
transforms into two triplet excited states. As such, it constitutes an exciton multiplication …

Hybrid molecule–nanocrystal photon upconversion across the visible and near-infrared

Z Huang, X Li, M Mahboub, KM Hanson, VM Nichols… - Nano …, 2015‏ - ACS Publications
The ability to upconvert two low energy photons into one high energy photon has potential
applications in solar energy, biological imaging, and data storage. In this Letter, CdSe and …

Air-and photo-stable luminescent carbodicarbene-azaboraacenium ions

CL Deng, AD Obi, BYE Tra, SK Sarkar, DA Dickie… - Nature Chemistry, 2024‏ - nature.com
Substitution of a C= C bond by an isoelectronic B–N bond is a well-established strategy to
alter the electronic structure and stability of acenes. BN-substituted acenes that possess …

Controlling exciton propagation in organic crystals through strong coupling to plasmonic nanoparticle arrays

AM Berghuis, RH Tichauer, LMA de Jong… - ACS …, 2022‏ - ACS Publications
Exciton transport in most organic materials is based on an incoherent hop** process
between neighboring molecules. This process is very slow, setting a limit to the performance …

Singlet fission: progress and prospects in solar cells

J **a, SN Sanders, W Cheng, JZ Low, J Liu… - Advanced …, 2017‏ - Wiley Online Library
The third generation of photovoltaic technology aims to reduce the fabrication cost and
improve the power conversion efficiency (PCE) of solar cells. Singlet fission (SF), an efficient …

[HTML][HTML] Singlet fission photovoltaics: Progress and promising pathways

AJ Baldacchino, MI Collins, MP Nielsen… - Chemical Physics …, 2022‏ - pubs.aip.org
Singlet fission is a form of multiple exciton generation, which occurs in organic
chromophores when a high-energy singlet exciton separates into two lower energy triplet …