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Excited electronic states in extended molecular systems

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Publications

Efficient energy transport in an organic semiconductor mediated by transient exciton delocalization

Author(s): Alexander J. Sneyd, Tomoya Fukui, David Paleček, Suryoday Prodhan, Isabella Wagner, Yifan Zhang, Jooyoung Sung, Sean M. Collins, Thomas J. A. Slater, Zahra Andaji-Garmaroudi, Liam R. MacFarlane, J. Diego Garcia-Hernandez, Linjun Wang, George R. Whittell, Justin M. Hodgkiss, Kai Chen, David Beljonne, Ian Manners, Richard H. Friend, Akshay Rao
Published in: Science Advances, 7/32, 2021, ISSN 2375-2548
Publisher: Science
DOI: 10.1126/sciadv.abh4232

The role of charge recombination to triplet excitons in organic solar cells

Author(s): Alexander J. Gillett, Alberto Privitera, Rishat Dilmurat, Akchheta Karki, Deping Qian, Anton Pershin, Giacomo Londi, William K. Myers, Jaewon Lee, Jun Yuan, Seo-Jin Ko, Moritz K. Riede, Feng Gao, Guillermo C. Bazan, Akshay Rao, Thuc-Quyen Nguyen, David Beljonne, Richard H. Friend
Published in: Nature, 597/7878, 2021, Page(s) 666-671, ISSN 0028-0836
Publisher: Nature Publishing Group
DOI: 10.1038/s41586-021-03840-5

Efficient and Spectrally Stable Blue Perovskite Light‐Emitting Diodes Employing a Cationic π‐Conjugated Polymer

Author(s): Shuai Yuan, Lin‐Song Cui, Linjie Dai, Yun Liu, Qing‐Wei Liu, Yu‐Qi Sun, Florian Auras, Miguel Anaya, Xiaopeng Zheng, Edoardo Ruggeri, You‐Jun Yu, Yang‐Kun Qu, Mojtaba Abdi‐Jalebi, Osman M. Bakr, Zhao‐Kui Wang, Samuel D. Stranks, Neil C. Greenham, Liang‐Sheng Liao, Richard H. Friend
Published in: Advanced Materials, 33/45, 2021, Page(s) 2103640, ISSN 0935-9648
Publisher: United Nations Industrial Developement Organization
DOI: 10.1002/adma.202103640

Femtosecond Transient Absorption Microscopy of Singlet Exciton Motion in Side-Chain Engineered Perylene-Diimide Thin Films

Author(s): Raj Pandya, Richard Y. S. Chen, Qifei Gu, Jeffrey Gorman, Florian Auras, Jooyoung Sung, Richard Friend, Philipp Kukura, Christoph Schnedermann, Akshay Rao
Published in: The Journal of Physical Chemistry A, 124/13, 2020, Page(s) 2721-2730, ISSN 1089-5639
Publisher: American Chemical Society
DOI: 10.1021/acs.jpca.0c00346

Slow carrier relaxation in tin-based perovskite nanocrystals

Author(s): Linjie Dai, Zeyu Deng, Florian Auras, Heather Goodwin, Zhilong Zhang, John C. Walmsley, Paul D. Bristowe, Felix Deschler, Neil C. Greenham
Published in: Nature Photonics, 15/9, 2021, Page(s) 696-702, ISSN 1749-4885
Publisher: Nature Pub. Group
DOI: 10.1038/s41566-021-00847-2

Efficient light-emitting diodes from mixed-dimensional perovskites on a fluoride interface

Author(s): Baodan Zhao, Yaxiao Lian, Linsong Cui, Giorgio Divitini, Gunnar Kusch, Edoardo Ruggeri, Florian Auras, Weiwei Li, Dexin Yang, Bonan Zhu, Rachel A. Oliver, Judith L. MacManus-Driscoll, Samuel D. Stranks, Dawei Di, Richard H. Friend
Published in: Nature Electronics, 3/11, 2020, Page(s) 704-710, ISSN 2520-1131
Publisher: Nature Publishing Group
DOI: 10.1038/s41928-020-00487-4

Spontaneous exciton dissociation enables spin state interconversion in delayed fluorescence organic semiconductors

Author(s): Alexander J. Gillett, Claire Tonnelé, Giacomo Londi, Gaetano Ricci, Manon Catherin, Darcy M. L. Unson, David Casanova, Frédéric Castet, Yoann Olivier, Weimin M. Chen, Elena Zaborova, Emrys W. Evans, Bluebell H. Drummond, Patrick J. Conaghan, Lin-Song Cui, Neil C. Greenham, Yuttapoom Puttisong, Frédéric Fages, David Beljonne, Richard H. Friend
Published in: Nature Communications, 12/1, 2021, ISSN 2041-1723
Publisher: Nature Publishing Group
DOI: 10.1038/s41467-021-26689-8

Solvatochromic covalent organic frameworks

Author(s): Laura Ascherl, Emrys W. Evans, Matthias Hennemann, Daniele Di Nuzzo, Alexander G. Hufnagel, Michael Beetz, Richard H. Friend, Timothy Clark, Thomas Bein, Florian Auras
Published in: Nature Communications, 9/1, 2018, ISSN 2041-1723
Publisher: Nature Publishing Group
DOI: 10.1038/s41467-018-06161-w

High-efficiency perovskite–polymer bulk heterostructure light-emitting diodes

Author(s): Baodan Zhao, Sai Bai, Vincent Kim, Robin Lamboll, Ravichandran Shivanna, Florian Auras, Johannes M. Richter, Le Yang, Linjie Dai, Mejd Alsari, Xiao-Jian She, Lusheng Liang, Jiangbin Zhang, Samuele Lilliu, Peng Gao, Henry J. Snaith, Jianpu Wang, Neil C. Greenham, Richard H. Friend, Dawei Di
Published in: Nature Photonics, 12/12, 2018, Page(s) 783-789, ISSN 1749-4885
Publisher: Nature Pub. Group
DOI: 10.1038/s41566-018-0283-4

Perylene-Based Covalent Organic Frameworks for Acid Vapor Sensing

Author(s): Laura Ascherl, Emrys W. Evans, Jeffrey Gorman, Sarah Orsborne, Derya Bessinger, Thomas Bein, Richard H. Friend, Florian Auras
Published in: Journal of the American Chemical Society, 141/39, 2019, Page(s) 15693-15699, ISSN 0002-7863
Publisher: American Chemical Society
DOI: 10.1021/jacs.9b08079

Excimer Formation in Carboxylic Acid-Functionalized Perylene Diimides Attached to Silicon Dioxide Nanoparticles

Author(s): Jeffrey Gorman, Raj Pandya, Jesse R. Allardice, Michael B. Price, Timothy W. Schmidt, Richard H. Friend, Akshay Rao, Nathaniel J. L. K. Davis
Published in: The Journal of Physical Chemistry C, 123/6, 2019, Page(s) 3433-3440, ISSN 1932-7447
Publisher: American Chemical Society
DOI: 10.1021/acs.jpcc.8b12061

Inter-ligand energy transfer in dye chromophores attached to high bandgap SiO 2 nanoparticles

Author(s): Michael B. Price, Andrew Paton, Jeffrey Gorman, Isabella Wagner, Geoffry Laufersky, Kai Chen, Richard H. Friend, Timothy W. Schmidt, Justin M. Hodgkiss, Nathaniel J. L. K. Davis
Published in: Chemical Communications, 55/60, 2019, Page(s) 8804-8807, ISSN 1359-7345
Publisher: Royal Society of Chemistry
DOI: 10.1039/c9cc03412a

Deoxyribonucleic Acid Encoded and Size-Defined π‑Stacking of Perylene Diimides

Author(s): J. Gorman, S. R. E. Orsborne, A. Sridhar, R. Pandya, P. Budden, A. Ohmann, N. A. Panjwani, Y. Liu, J. L. Greenfield, S. Dowland, V. Gray, S. T. J. Ryan, S. De Ornellas, A. H. El-Sagheer, T. Brown, J. R. Nitschke, J. Behrends, U. F. Keyser, A. Rao, R. Collepardo-Guevara, E. Stulz, R. H. Friend, F. Auras
Published in: Journal of the American Chemical Society, 2021, ISSN 0002-7863
Publisher: American Chemical Society
DOI: 10.1021/jacs.1c10241

Microcavity-like exciton-polaritons can be the primary photoexcitation in bare organic semiconductors

Author(s): Raj Pandya, Richard Y. S. Chen, Qifei Gu, Jooyoung Sung, Christoph Schnedermann, Oluwafemi S. Ojambati, Rohit Chikkaraddy, Jeffrey Gorman, Gianni Jacucci, Olimpia D. Onelli, Tom Willhammar, Duncan N. Johnstone, Sean M. Collins, Paul A. Midgley, Florian Auras, Tomi Baikie, Rahul Jayaprakash, Fabrice Mathevet, Richard Soucek, Matthew Du, Antonios M. Alvertis, Arjun Ashoka, Silvia Vignolini, David G.
Published in: Nature Communications, 12/1, 2021, ISSN 2041-1723
Publisher: Nature Publishing Group
DOI: 10.1038/s41467-021-26617-w

Ultrafast long-range energy transport via light-matter coupling in organic semiconductor films

Author(s): Raj Pandya, Richard Y. S. Chen, Qifei Gu, Jooyoung Sung, Christoph Schnedermann, Oluwafemi S. Ojambati, Rohit Chikkaraddy, Jeffrey Gorman, Gianni Jacucci, Olimpia D. Onelli, Tom Willhammar, Duncan N. Johnstone, Sean M. Collins, Paul A. Midgley, Florian Auras, Tomi Baikie, Rahul Jayaprakash, Fabrice Mathevet, Richard Soucek, Matthew Du, Silvia Vignolini, David G Lidzey, Jeremy J. Baumberg, Richard
Published in: 2019
Publisher: ArXiv