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Controlling Triplet Excitons in Organic Semiconductors

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Publications

Synthesis and Exciton Dynamics of Donor-Orthogonal Acceptor Conjugated Polymers: Reducing the Singlet–Triplet Energy Gap

Author(s): David M. E. Freeman, Andrew J. Musser, Jarvist M. Frost, Hannah L. Stern, Alexander K. Forster, Kealan J. Fallon, Alexandros G. Rapidis, Franco Cacialli, Iain McCulloch, Tracey M. Clarke, Richard H. Friend, Hugo Bronstein
Published in: Journal of the American Chemical Society, Issue 139/32, 2017, Page(s) 11073-11080, ISSN 0002-7863
DOI: 10.1021/jacs.7b03327

Ultra-fast spin-mixing in a diketopyrrolopyrrole monomer/fullerene blend charge transfer state

Author(s): Enrico Salvadori, Nathaniel Luke, Jordan Shaikh, Anastasia Leventis, Hugo Bronstein, Christopher W. M. Kay, Tracey M. Clarke
Published in: Journal of Materials Chemistry A, Issue 5/46, 2017, Page(s) 24335-24343, ISSN 2050-7488
DOI: 10.1039/C7TA07381J

Indolo-naphthyridine-6,13-dione Thiophene Building Block for Conjugated Polymer Electronics: Molecular Origin of Ultrahigh n-Type Mobility

Author(s): Kealan J. Fallon, Nilushi Wijeyasinghe, Eric F. Manley, Stoichko D. Dimitrov, Syeda A. Yousaf, Raja S. Ashraf, Warren Duffy, Anne A. Y. Guilbert, David M. E. Freeman, Mohammed Al-Hashimi, Jenny Nelson, James R. Durrant, Lin X. Chen, Iain McCulloch, Tobin J. Marks, Tracey M. Clarke, Thomas D. Anthopoulos, Hugo Bronstein
Published in: Chemistry of Materials, Issue 28/22, 2016, Page(s) 8366-8378, ISSN 0897-4756
DOI: 10.1021/acs.chemmater.6b03671

Energy-Transfer Pathways and Triplet Lifetime Manipulation in a Zinc Porphyrin/F8BT Hybrid Polymer

Author(s): Jordan Shaikh, David M. E. Freeman, Hugo Bronstein, Tracey M. Clarke
Published in: The Journal of Physical Chemistry C, Issue 122/42, 2018, Page(s) 23950-23958, ISSN 1932-7447
DOI: 10.1021/acs.jpcc.8b07880

Highly Luminescent Encapsulated Narrow Bandgap Polymers Based on Diketopyrrolopyrrole

Author(s): Anastasia Leventis, Jeroen Royakkers, Alexandros G. Rapidis, Niall Goodeal, Merina K. Corpinot, Jarvist M. Frost, Dejan-Krešimir Bučar, Matthew Oliver Blunt, Franco Cacialli, Hugo Bronstein
Published in: Journal of the American Chemical Society, Issue 140/5, 2018, Page(s) 1622-1626, ISSN 0002-7863
DOI: 10.1021/jacs.7b13447

Sequencing conjugated polymers by eye

Author(s): Daniel A. Warr, Luís M. A. Perdigão, Harry Pinfold, Jonathan Blohm, David Stringer, Anastasia Leventis, Hugo Bronstein, Alessandro Troisi, Giovanni Costantini
Published in: Science Advances, Issue 4/6, 2018, Page(s) eaas9543, ISSN 2375-2548
DOI: 10.1126/sciadv.aas9543

Effect of Alkyl Chain Branching Point on 3D Crystallinity in High N-Type Mobility Indolonaphthyridine Polymers

Author(s): Kealan J. Fallon, Annikki Santala, Nilushi Wijeyasinghe, Eric F. Manley, Niall Goodeal, Anastasia Leventis, David M. E. Freeman, Mohammed Al-Hashimi, Lin X. Chen, Tobin J. Marks, Thomas D. Anthopoulos, Hugo Bronstein
Published in: Advanced Functional Materials, Issue 27/43, 2017, Page(s) 1704069, ISSN 1616-301X
DOI: 10.1002/adfm.201704069

Exploring the origin of high optical absorption in conjugated polymers

Author(s): Michelle S. Vezie, Sheridan Few, Iain Meager, Galatia Pieridou, Bernhard Dörling, Raja Shahid Ashraf, Alejandro R. Goñi, Hugo Bronstein, Iain McCulloch, Sophia C. Hayes, Mariano Campoy-Quiles, Jenny Nelson
Published in: Nature Materials, Issue 15/7, 2016, Page(s) 746-753, ISSN 1476-1122
DOI: 10.1038/nmat4645

Enhanced sub-bandgap efficiency of a solid-state organic intermediate band solar cell using triplet–triplet annihilation

Author(s): YunHui L. Lin, Marius Koch, Alyssa N. Brigeman, David M. E. Freeman, Lianfeng Zhao, Hugo Bronstein, Noel C. Giebink, Gregory D. Scholes, Barry P. Rand
Published in: Energy & Environmental Science, Issue 10/6, 2017, Page(s) 1465-1475, ISSN 1754-5692
DOI: 10.1039/c6ee03702j

Tunable Semiconducting Polymer Nanoparticles with INDT-Based Conjugated Polymers for Photoacoustic Molecular Imaging

Author(s): Thomas Stahl, Robin Bofinger, Ivan Lam, Kealan J. Fallon, Peter Johnson, Olumide Ogunlade, Vessela Vassileva, R. Barbara Pedley, Paul C. Beard, Helen C. Hailes, Hugo Bronstein, Alethea B. Tabor
Published in: Bioconjugate Chemistry, Issue 28/6, 2017, Page(s) 1734-1740, ISSN 1043-1802
DOI: 10.1021/acs.bioconjchem.7b00185

Exploiting Excited-State Aromaticity To Design Highly Stable Singlet Fission Materials

Author(s): Kealan J. Fallon, Peter Budden, Enrico Salvadori, Alex M. Ganose, Christopher N. Savory, Lissa Eyre, Simon Dowland, Qianxiang Ai, Stephen Goodlett, Chad Risko, David O. Scanlon, Christopher W. M. Kay, Akshay Rao, Richard H. Friend, Andrew J. Musser, Hugo Bronstein
Published in: Journal of the American Chemical Society, Issue 141/35, 2019, Page(s) 13867-13876, ISSN 0002-7863
DOI: 10.1021/jacs.9b06346

A Simple Molecular Design Strategy for Delayed Fluorescence toward 1000 nm

Author(s): Daniel G. Congrave, Bluebell H. Drummond, Patrick J. Conaghan, Haydn Francis, Saul T. E. Jones, Clare P. Grey, Neil C. Greenham, Dan Credgington, Hugo Bronstein
Published in: Journal of the American Chemical Society, Issue 141/46, 2019, Page(s) 18390-18394, ISSN 0002-7863
DOI: 10.1021/jacs.9b09323