Publications

2017

Etherington, Marc K; Franchello, Flavio ; Gibson, Jamie ; Northey, Thomas ; Santos, Jose ; Ward, Jonathan S; Higginbotham, Heather F; Data, Przemyslaw ; Kurowska, Aleksandra ; {Dos Santos}, Paloma L; Graves, David R; Batsanov, Andrei S; Dias, Fernando B; Bryce, Martin R; Penfold, Thomas J; Monkman, Andrew P

Regio- and conformational isomerization critical to design of efficient thermally-activated delayed fluorescence emitters Journal Article

Nature Communications, 8 , pp. 14987, 2017, ISSN: 2041-1723.

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2016

Dias, Fernando B; Santos, Jose ; Graves, David R; Data, Przemyslaw ; Nobuyasu, Roberto S; Fox, Mark A; Batsanov, Andrei S; Palmeira, Tiago ; Berberan-Santos, M{á}rio N; Bryce, Martin R; Monkman, Andrew P

The Role of Local Triplet Excited States and D-A Relative Orientation in Thermally Activated Delayed Fluorescence: Photophysics and Devices Journal Article

Advanced Science, 3 (12), pp. 1600080, 2016, ISSN: 21983844.

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Etherington, Marc K; Gibson, Jamie ; Higginbotham, Heather F; Penfold, Thomas J; Monkman, Andrew P

Revealing the spin–vibronic coupling mechanism of thermally activated delayed fluorescence Journal Article

Nature Communications, 7 , pp. 13680, 2016, ISSN: 2041-1723.

Abstract | Links | BibTeX

Etherington, Marc K; Gibson, Jamie ; Higginbotham, Heather F; Penfold, Thomas J; Monkman, Andrew P

Revealing the spin–vibronic coupling mechanism of thermally activated delayed fluorescence Journal Article

Nature Communications, 7 , pp. 13680, 2016, ISSN: 2041-1723.

Abstract | Links | BibTeX

dos Santos, Paloma L; Ward, Jonathan S; Bryce, Martin R; Monkman, Andrew P

Using Guest-Host Interactions to Optimize the Efficiency of TADF OLEDs Journal Article

Journal of Physical Chemistry Letters, 7 (17), pp. 3341–3346, 2016, ISSN: 19487185.

Abstract | Links | BibTeX

dos Santos, Paloma L; Ward, Jonathan S; Bryce, Martin R; Monkman, Andrew P

Using Guest–Host Interactions To Optimize the Efficiency of TADF OLEDs Journal Article

The Journal of Physical Chemistry Letters, 7 (17), pp. 3341–3346, 2016, ISSN: 1948-7185.

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Al-Attar, Hameed ; Monkman, Andrew P

Electric Field Induce Blue Shift and Intensity Enhancement in 2D Exciplex Organic Light Emitting Diodes; Controlling Electron-Hole Separation Journal Article

Advanced Materials, 28 (36), pp. 8014–8020, 2016, ISSN: 09359648.

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dos Santos, Paloma L; Ward, Jonathan S; Bryce, Martin R; Monkman, Andrew P

Using Guest–Host Interactions To Optimize the Efficiency of TADF OLEDs Journal Article

Journal of Physical Chemistry Letters, 7 (17), pp. 3341–3346, 2016, ISSN: 19487185.

Abstract | Links | BibTeX

Gibson, Jamie ; Monkman, Andrew P; Penfold, Thomas J

The Importance of Vibronic Coupling for Efficient Reverse Intersystem Crossing in Thermally Activated Delayed Fluorescence Molecules Journal Article

ChemPhysChem, 17 (19), pp. 2956–2961, 2016, ISSN: 14394235.

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Data, Przemyslaw ; Pander, Piotr ; Okazaki, Masato ; Takeda, Youhei ; Minakata, Satoshi ; Monkman, Andrew P

Dibenzo[ a,j ]phenazine-Cored Donor-Acceptor-Donor Compounds as Green-to-Red/NIR Thermally Activated Delayed Fluorescence Organic Light Emitters Journal Article

Angewandte Chemie, 128 (19), pp. 5833–5838, 2016, ISSN: 00448249.

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Nobuyasu, Roberto S; Ren, Zhongjie ; Griffiths, Gareth C; Batsanov, Andrei S; Data, Przemyslaw ; Yan, Shouke ; Monkman, Andrew P; Bryce, Martin R; Dias, Fernando B

Rational Design of TADF Polymers Using a Donor-Acceptor Monomer with Enhanced TADF Efficiency Induced by the Energy Alignment of Charge Transfer and Local Triplet Excited States Journal Article

Advanced Optical Materials, 4 (4), pp. 597–607, 2016, ISSN: 21951071.

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dos Santos, Paloma L; Ward, Jonathan S; Data, Przemyslaw ; Batsanov, Andrei S; Bryce, Martin R; Dias, Fernando B; Monkman, Andrew P

Engineering the singlet–triplet energy splitting in a TADF molecule Journal Article

J. Mater. Chem. C, 4 (17), pp. 3815–3824, 2016, ISSN: 2050-7526.

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dos Santos, Paloma L; Ward, Jonathan S; Data, Przemyslaw ; Batsanov, Andrei S; Bryce, Martin R; Dias, Fernando B; Monkman, Andrew P

Engineering the singlet-triplet energy splitting in a TADF molecule Journal Article

J. Mater. Chem. C, 4 (ii), pp. 3815–3824, 2016, ISSN: 2050-7526.

Abstract | Links | BibTeX

dos Santos, Paloma L; Ward, Jonathan S; Data, Przemyslaw ; Batsanov, Andrei S; Bryce, Martin R; Dias, Fernando B; Monkman, Andrew P

Engineering the singlet–triplet energy splitting in a TADF molecule Journal Article

J. Mater. Chem. C, 4 (17), pp. 3815–3824, 2016, ISSN: 2050-7526.

Abstract | Links | BibTeX

Ward, Jonathan S; Nobuyasu, Roberto S; Batsanov, Andrei S; Data, Przemyslaw ; Monkman, Andrew P; Dias, Fernando B; Bryce, Martin R

The interplay of thermally activated delayed fluorescence (TADF) and room temperature organic phosphorescence in sterically-constrained donor–acceptor charge-transfer molecules Journal Article

Chem. Commun., 52 (12), pp. 2612–2615, 2016, ISSN: 1359-7345.

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Ward, Jonathan S; Nobuyasu, Roberto S; Batsanov, Andrei S; Data, Przemyslaw ; Monkman, Andrew P; Dias, Fernando B; Bryce, Martin R

The interplay of thermally activated delayed fluorescence (TADF) and room temperature organic phosphorescence in sterically-constrained donor–acceptor charge-transfer molecules Journal Article

Chem. Commun., 52 , pp. 3–6, 2016, ISSN: 1359-7345.

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Ward, Jonathan S; Nobuyasu, Roberto S; Batsanov, Andrei S; Data, Przemyslaw ; Monkman, Andrew P; Dias, Fernando B; Bryce, Martin R

The interplay of thermally activated delayed fluorescence (TADF) and room temperature organic phosphorescence in sterically-constrained donor–acceptor charge-transfer molecules Journal Article

Chem. Commun., 52 (12), pp. 3–6, 2016, ISSN: 1359-7345.

Abstract | Links | BibTeX

Ward, Jonathan S; Nobuyasu, Roberto S; Batsanov, Andrei S; Data, Przemyslaw ; Monkman, Andrew P; Dias, Fernando B; Bryce, Martin R

The interplay of thermally activated delayed fluorescence (TADF) and room temperature organic phosphorescence in sterically-constrained donor–acceptor charge-transfer molecules Journal Article

Chem. Commun., 52 , pp. 3–6, 2016, ISSN: 1359-7345.

Abstract | Links | BibTeX

2015

Aydemir, Murat ; Haykir, Gulcin ; Turksoy, Figen ; Gumus, Selcuk ; Dias, Fernando B; Monkman, Andrew P

Synthesis and investigation of intra-molecular charge transfer state properties of novel donor-acceptor-donor pyridine derivatives: The effects of temperature and environment upon molecular configurations and the origin of delayed fuluorescence Journal Article

Phys. Chem. Chem. Phys., 2015, ISSN: 1463-9076.

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Aydemir, Murat ; Jankus, Vygintas ; Dias, Fernando B; Monkman, Andrew P

Inter/Intrachain Interactions Behind the Formation of Charge Transfer States in Polyspirobifluorene: A Case Study for Complex Excited-State Dynamics in Different Polarity Index Solvents Journal Article

The Journal of Physical Chemistry C, pp. 150311134718000, 2015, ISSN: 1932-7447.

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Data, Przemyslaw ; Motyka, Radoslaw ; Lapkowski, Mieczyslaw ; Suwinski, Jerzy ; Monkman, Andrew P

Spectroelectrochemical Analysis of Charge Carriers as a Way of Improving Poly(p-phenylene)-Based Electrochromic Windows Journal Article

Journal of Physical Chemistry C, 119 (34), pp. 20188–20200, 2015, ISSN: 19327455.

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2014

Jankus, Vygintas ; Data, Przemyslaw ; Graves, David R; McGuinness, C; Santos, Jose ; Bryce, Martin R; Dias, Fernando B; Monkman, Andrew P

Highly Efficient TADF OLEDs: How the Emitter-Host Interaction Controls Both the Excited State Species and Electrical Properties of the Devices to Achieve Near 100% Triplet Harvesting and High Efficiency Journal Article

Advanced Functional Materials, 24 (39), pp. 6178–6186, 2014, ISSN: 1616301X.

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Graves, David R; Jankus, Vygintas ; Dias, Fernando B; Monkman, Andrew P

Photophysical Investigation of the Thermally Activated Delayed Emission from Films of m-MTDATA:PBD Exciplex Journal Article

Advanced Functional Materials, 24 (16), pp. 2343–2351, 2014, ISSN: 1616301X.

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Etherington, Marc K; Wang, Jianpu ; Chow, Philip C Y; Greenham, Neil C

Recombination pathways in polymer:fullerene photovoltaics observed through spin polarization measurements Journal Article

Applied Physics Letters, 104 (6), pp. 063304, 2014, ISSN: 0003-6951.

Abstract | Links | BibTeX

2013

Chiang, Chien-Jung ; Kimyonok, Alpay ; Etherington, Marc K; Griffiths, Gareth C; Jankus, Vygintas ; Turksoy, Figen ; Monkman, Andrew P

Ultrahigh Efficiency Fluorescent Single and Bi-Layer Organic Light Emitting Diodes: The Key Role of Triplet Fusion Journal Article

Advanced Functional Materials, 23 (6), pp. 739–746, 2013, ISSN: 1616301X.

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Dias, Fernando B; Bourdakos, Konstantinos N; Jankus, Vygintas ; Moss, Kathryn C; Kamtekar, Kiran T; Bhalla, Vandana ; Santos, Jose ; Bryce, Martin R; Monkman, Andrew P

Triplet harvesting with 100% efficiency by way of thermally activated delayed fluorescence in charge transfer OLED emitters. Journal Article

Advanced materials (Deerfield Beach, Fla.), 25 (27), pp. 3707–14, 2013, ISSN: 1521-4095.

Abstract | Links | BibTeX

Dias, Fernando B; Bourdakos, Konstantinos N; Jankus, Vygintas ; Moss, Kathryn C; Kamtekar, Kiran T; Bhalla, Vandana ; Santos, Jose ; Bryce, Martin R; Monkman, Andrew P

Triplet harvesting with 100% efficiency by way of thermally activated delayed fluorescence in charge transfer OLED emitters. Journal Article

Advanced materials (Deerfield Beach, Fla.), 25 (27), pp. 3707–14, 2013, ISSN: 1521-4095.

Abstract | Links | BibTeX

2011

Kamtekar, Kiran T; Dahms, Katja ; Batsanov, Andrei S; Jankus, Vygintas ; Vaughan, Helen L; Monkman, Andrew P; Bryce, Martin R

Synthesis and characterization of fluorene-based oligomers and polymers incorporating N-arylphenothiazine-S,S-dioxide units Journal Article

Journal of Polymer Science Part A: Polymer Chemistry, 49 (5), pp. 1129–1137, 2011, ISSN: 0887624X.

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King, Simon M; Cass, M; Pintani, M; Coward, Christopher ; Dias, Fernando B; Monkman, Andrew P; Roberts, M

The contribution of triplet–triplet annihilation to the lifetime and efficiency of fluorescent polymer organic light emitting diodes Journal Article

Journal of Applied Physics, 109 (7), pp. 074502, 2011, ISSN: 00218979.

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King, Simon M; Cass, M; Pintani, M; Coward, Christopher ; Dias, Fernando B; Monkman, Andrew P; Roberts, M

The contribution of triplet–triplet annihilation to the lifetime and efficiency of fluorescent polymer organic light emitting diodes Journal Article

Journal of Applied Physics, 109 (7), pp. 074502, 2011, ISSN: 00218979.

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King, Simon M; Cass, M; Pintani, M; Coward, Christopher ; Dias, Fernando B; Monkman, Andrew P; Roberts, M

The contribution of triplet–triplet annihilation to the lifetime and efficiency of fluorescent polymer organic light emitting diodes Journal Article

Journal of Applied Physics, 109 (7), pp. 074502, 2011, ISSN: 00218979.

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2009

Monkman, Andrew P; Rothe, Carsten ; King, Simon M

Singlet Generation Yields in Organic Light-Emitting Diodes Journal Article

Proceedings of the IEEE, 97 (9), pp. 1597–1605, 2009, ISSN: 0018-9219.

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2007

King, Simon M; Dai, D; Rothe, Carsten ; Monkman, Andrew P

Exciton annihilation in a polyfluorene: Low threshold for singlet-singlet annihilation and the absence of singlet-triplet annihilation Journal Article

Physical Review B, 76 (8), pp. 085204, 2007, ISSN: 1098-0121.

Abstract | Links | BibTeX

2006

Rothe, Carsten ; King, Simon M; Monkman, Andrew P

Direct Measurement of the Singlet Generation Yield in Polymer Light-Emitting Diodes Journal Article

Physical Review Letters, 97 (7), pp. 1–4, 2006, ISSN: 0031-9007.

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King, Simon M; Rothe, Carsten ; Dai, D; Monkman, Andrew P

Femtosecond ground state recovery: Measuring the intersystem crossing yield of polyspirobifluorene Journal Article

Journal of Chemical Physics, 124 (23), 2006, ISSN: 00219606.

Abstract | Links | BibTeX

Dias, Fernando B; Pollock, Sam ; Hedley, Gordon ; P{aa}lsson, Lars-Olof ; Monkman, Andrew P; Perepichka, Irene I; Perepichka, Igor F; Tavasli, Mustafa ; Bryce, Martin R

Intramolecular charge transfer assisted by conformational changes in the excited state of fluorene-dibenzothiophene-S,S-dioxide co-oligomers. Journal Article

The journal of physical chemistry. B, 110 (39), pp. 19329–39, 2006, ISSN: 1520-6106.

Abstract | Links | BibTeX

2005

Rothe, Carsten ; Al-Attar, Hameed ; Monkman, Andrew P

Absolute measurements of the triplet-triplet annihilation rate and the charge-carrier recombination layer thickness in working polymer light-emitting diodes based on polyspirobifluorene Journal Article

Physical Review B, 72 (15), pp. 1–9, 2005, ISSN: 1098-0121.

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Rothe, Carsten ; King, Simon M; Monkman, Andrew P

Electric-field-induced singlet and triplet exciton quenching in films of the conjugated polymer polyspirobifluorene Journal Article

Physical Review B, 72 (8), pp. 1–7, 2005, ISSN: 1098-0121.

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Rothe, Carsten ; King, Simon M; Monkman, Andrew P

Electric-field-induced singlet and triplet exciton quenching in films of the conjugated polymer polyspirobifluorene Journal Article

Physical Review B, 72 (8), pp. 085220, 2005, ISSN: 1098-0121.

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Rothe, Carsten ; King, Simon M; Monkman, Andrew P

Electric-field-induced singlet and triplet exciton quenching in films of the conjugated polymer polyspirobifluorene Journal Article

Physical Review B, 72 (8), pp. 1–7, 2005, ISSN: 1098-0121.

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2004

King, Simon M; Rothe, Carsten ; Monkman, Andrew P

Triplet build in and decay of isolated polyspirobifluorene chains in dilute solution. Journal Article

The Journal of chemical physics, 121 (21), pp. 10803–8, 2004, ISSN: 0021-9606.

Abstract | Links | BibTeX

King, Simon M; Rothe, Carsten ; Monkman, Andrew P

Triplet build in and decay of isolated polyspirobifluorene chains in dilute solution. Journal Article

The Journal of chemical physics, 121 (21), pp. 10803–8, 2004, ISSN: 0021-9606.

Abstract | Links | BibTeX

Rothe, Carsten ; King, Simon M; Dias, Fernando B; Monkman, Andrew P

Triplet exciton state and related phenomena in the $beta$-phase of poly(9,9-dioctyl)fluorene Journal Article

Physical Review B, 70 (19), pp. 195213, 2004, ISSN: 1098-0121.

Abstract | Links | BibTeX

King, Simon M; Rothe, Carsten ; Monkman, Andrew P

Triplet build in and decay of isolated polyspirobifluorene chains in dilute solution Journal Article

Journal of Chemical Physics, 121 (21), pp. 10803–10808, 2004, ISSN: 00219606.

Abstract | Links | BibTeX

2003

Rothe, Carsten ; Monkman, Andrew P

Triplet exciton migration in a conjugated polyfluorene Journal Article

Physical Review B, 68 (7), pp. 075208, 2003, ISSN: 0163-1829.

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Sinha, S; Rothe, Carsten ; G{ü}ntner, R; Scherf, U; Monkman, Andrew P

Electrophosphorescence and Delayed Electroluminescence from Pristine Polyfluorene Thin-Film Devices at Low Temperature Journal Article

Physical Review Letters, 90 (12), pp. 28–31, 2003, ISSN: 0031-9007.

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Sinha, S; Monkman, Andrew P; Güntner, R; Scherf, U

Space-charge-mediated delayed electroluminescence from polyfluorene thin films Journal Article

Applied Physics Letters, 82 (26), pp. 4693, 2003, ISSN: 00036951.

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2002

P{aa}lsson, L O; Monkman, Andrew P

Measurements of Solid-State Photoluminescence Quantum Yields of Films Using a Fluorimeter Journal Article

Advanced Materials, 14 (10), pp. 757, 2002, ISSN: 09359648.

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2001

Monkman, Andrew P; Burrows, H; Hartwell, L; Horsburgh, L; Hamblett, I; Navaratnam, S

Triplet Energies of $pi$-Conjugated Polymers Journal Article

Physical Review Letters, 86 (7), pp. 1358–1361, 2001, ISSN: 0031-9007.

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Rothe, Carsten ; Guentner, R; Scherf, U; Monkman, Andrew P

Trap influenced properties of the delayed luminescence in thin solid films of the conjugated polymer Poly (9,9-di(ethylhexyl)fluorene) Journal Article

The Journal of Chemical Physics, 115 (20), pp. 9557, 2001, ISSN: 00219606.

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