Molecular Control of Triplet-Pair Spin Polarization and Its Optoelectronic Magnetic Resonance Probes

OG Reid, JC Johnson, JD Eaves… - Accounts of Chemical …, 2023 - ACS Publications
Conspectus Preparing and manipulating pure magnetic states in molecular systems are the
key initial requirements for harnessing the power of synthetic chemistry to drive practical …

[PDF][PDF] Magneto‐optical studies on spin‐dependent charge recombination and dissociation in perovskite solar cells

YC Hsiao, T Wu, M Li, B Hu - Advanced Materials, 2015 - researchgate.net
DOI: 10.1002/adma. 201405946 high photoexcitation intensity can lead to room-temperature
magneto-photoluminescence and magneto-photocurrent with negative and positive signs …

Tuning organic magnetoresistance in polymer-fullerene blends by controlling spin reaction pathways

P Janssen, M Cox, SHW Wouters, M Kemerink… - Nature …, 2013 - nature.com
Harnessing the spin degree of freedom in semiconductors is generally a challenging, yet
rewarding task. In recent years, the large effect of a small magnetic field on the current in …

Short-lived charge-transfer excitons in organic photovoltaic cells studied by high-field magneto-photocurrent

AH Devir-Wolfman, B Khachatryan, BR Gautam… - Nature …, 2014 - nature.com
The main route of charge photogeneration in efficient organic photovoltaic cells based on
bulk hetero-junction donor–acceptor blends involves short-lived charge-transfer excitons at …

Spin-flip induced magnetoresistance in positionally disordered organic solids

NJ Harmon, ME Flatté - Physical review letters, 2012 - APS
A model for magnetoresistance in positionally disordered organic materials is presented and
solved using percolation theory. The model describes the effects of spin dynamics on …

Readout of Oriented Triplet Excitons in Linear Acenes via Room-Temperature Electrically Detected Magnetic Resonance

TW Wagner, P Niyonkuru, JC Johnson… - The Journal of Physical …, 2024 - ACS Publications
Optically generated molecular spin centers offer an attractive platform for room-temperature
spintronic and quantum applications. The linear acene family of molecules are especially …

The rise of organic magnetoresistance: materials and challenges

M Gobbi, E Orgiu - Journal of Materials Chemistry C, 2017 - pubs.rsc.org
This paper provides a brief review of recent progress regarding the magnetoresistive effect
observed in organic semiconductors (OMAR). While the physical phenomena associated …

Molecular spacing modulated conversion of singlet fission to triplet fusion in rubrene-based organic light-emitting diodes at ambient temperature

W Jia, Q Chen, L Chen, D Yuan, J Xiang… - The Journal of …, 2016 - ACS Publications
Triplet fusion (TF) and singlet fission (SF) are two important spin-coupled exciton
interactions that occur in rubrene-based organic light-emitting diodes (OLEDs). TF produces …

Semiclassical theory of magnetoresistance in positionally disordered organic semiconductors

NJ Harmon, ME Flatté - Physical Review B—Condensed Matter and Materials …, 2012 - APS
A recently introduced percolative theory of unipolar organic magnetoresistance is
generalized by treating the hyperfine interaction semiclassically for an arbitrary hopping …

Bi‐polaron Transport and Magnetic Field Induced Pauli Spin Blockade in Redox‐Active Molecular Junctions

X Ding, J Xue, S Ding, C Chen, X Wang… - Angewandte Chemie …, 2022 - Wiley Online Library
We report the bi‐polaron transport and magnetic field induced Pauli spin‐blockade in solid‐
state molecular junctions (MJs) evidenced by a positive magnetoresistance (MR). The …