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Research

Publications: Dr Stoichko Dimitrov

Ye Q, Xu X, Paghi A, Bamford T, Horrocks BR, Houlton A, Barillaro G, Dimitrov S et al. ( 2021 ) . Solution-Processable Carbon Nanotube Nanohybrids for Multiplexed Photoresponsive Devices . Advanced Functional Materials
Hernández FJ, Fei Z, Osborne C, Crespo-Otero R, Heeney M, Dimitrov SD ( 2021 ) . Triplet Generation Dynamics in Si- and Ge-Bridged Conjugated Copolymers . The Journal of Physical Chemistry C: Energy Conversion and Storage, Optical and Electronic Devices, Interfaces, Nanomaterials, and Hard Matter
Péan EV, Dimitrov S, De Castro CS, Davies ML ( 2020 ) . Interpreting time-resolved photoluminescence of perovskite materials . Phys Chem Chem Phys vol. 22 , ( 48 ) 28345 - 28358 .
Hou B, Kim BS, Lee HKH, Cho Y, Giraud P, Liu M, Zhang J, Davies ML et al. ( 2020 ) . Multiphoton Absorption Stimulated Metal Chalcogenide Quantum Dot Solar Cells under Ambient and Concentrated Irradiance . Advanced Functional Materials
Luo H, Liu Y, Dimitrov SD, Steier L, Guo S, Li X, Feng J, Xie F et al. ( 2020 ) . Pt single-atoms supported on nitrogen-doped carbon dots for highly efficient photocatalytic hydrogen generation . Journal of Materials Chemistry A vol. 8 , ( 29 ) 14690 - 14696 .
Daboczi M, Kim J, Lee J, Kang H, Hamilton I, Lin CT, Dimitrov SD, McLachlan MA et al. ( 2020 ) . Towards Efficient Integrated Perovskite/Organic Bulk Heterojunction Solar Cells: Interfacial Energetic Requirement to Reduce Charge Carrier Recombination Losses . Advanced Functional Materials vol. 30 , ( 25 )
Luo H, Dimitrov SD, Daboczi M, Kim J-S, Guo Q, Fang Y, Stoeckel M-A, Samorì P et al. ( 2020 ) . Nitrogen-doped Carbon Dots/TiO2 Nanoparticle Composites for Photoelectrochemical Water Oxidation . ACS Applied Nano Materials Article acsanm.9b02412 ,
Péan EV, De Castro CS, Dimitrov S, De Rossi F, Meroni S, Baker J, Watson T, Davies ML ( 2020 ) . Investigating the Superoxide Formation and Stability in Mesoporous Carbon Perovskite Solar Cells with an Aminovaleric Acid Additive . Advanced Functional Materials
Luo H, Papaioannou N, Salvadori E, Roessler MM, Ploenes G, Eck ERH, Tanase LC, Feng J et al. ( 2019 ) . Cover Feature: Manipulating the Optical Properties of Carbon Dots by Fine‐Tuning their Structural Features (ChemSusChem 19/2019) . ChemSusChem vol. 12 , ( 19 ) 4335 - 4335 .
Luo H, Papaioannou N, Salvadori E, Roessler M, Ploenes G, van Eck ERH, Tanase L, Feng J et al. ( 2019 ) . Manipulating the optical properties of carbon dots via fine tuning their structural features . ChemSusChem
Luke J, Speller EM, Wadsworth A, Wyatt MF, Dimitrov S, Lee HKH, Li Z, Tsoi WC et al. ( 2019 ) . Twist and Degrade—Impact of Molecular Structure on the Photostability of Nonfullerene Acceptors and Their Photovoltaic Blends . Advanced Energy Materials vol. 9 , ( 15 )
Speller EM, Clarke AJ, Aristidou N, Wyatt MF, Francàs L, Fish G, Cha H, Lee HKH et al. ( 2019 ) . Toward improved environmental stability of polymer: Fullerene and polymer:Nonfullerene organic solar cells: A common energetic origin of light- A nd oxygen-induced degradation . ACS Energy Letters vol. 4 , ( 4 ) 846 - 852 .
Tan CH, Wadsworth A, Gasparini N, Wheeler S, Holliday S, Ashraf RS, Dimitrov SD, Baran D et al. ( 2019 ) . Excitation Wavelength-Dependent Internal Quantum Efficiencies in a P3HT/Nonfullerene Acceptor Solar Cell . Journal of Physical Chemistry C vol. 123 , ( 10 ) 5826 - 5832 .
Dimitrov SD, Azzouzi M, Wu J, Yao J, Dong Y, Tuladhar PS, Schroeder BC, Bittner ER et al. ( 2019 ) . Spectroscopic Investigation of the Effect of Microstructure and Energetic Offset on the Nature of Interfacial Charge Transfer States in Polymer: Fullerene Blends . Journal of the American Chemical Society vol. 141 , ( 11 ) 4634 - 4643 .
Kim J, Godin R, Dimitrov SD, Du T, Bryant D, McLachlan MA, Durrant JR ( 2018 ) . Excitation Density Dependent Photoluminescence Quenching and Charge Transfer Efficiencies in Hybrid Perovskite/Organic Semiconductor Bilayers . Advanced Energy Materials vol. 8 , ( 35 )
Sachs M, Sprick RS, Pearce D, Hillman SAJ, Monti A, Guilbert AAY, Brownbill NJ, Dimitrov S et al. ( 2018 ) . Understanding structure-activity relationships in linear polymer photocatalysts for hydrogen evolution . Nature Communications vol. 9 , ( 1 )
Keiderling C, Dimitrov S, Durrant JR ( 2017 ) . Exciton and Charge Generation in PC<inf>60</inf>BM Thin Films . Journal of Physical Chemistry C vol. 121 , ( 27 ) 14470 - 14475 .
Utzat H, Dimitrov SD, Wheeler S, Collado-Fregoso E, Tuladhar PS, Schroeder BC, McCulloch I, Durrant JR ( 2017 ) . Charge Separation in Intermixed Polymer:PC<inf>70</inf>BM Photovoltaic Blends: Correlating Structural and Photophysical Length Scales as a Function of Blend Composition . Journal of Physical Chemistry C vol. 121 , ( 18 ) 9790 - 9801 .
Collado‐Fregoso E, Deledalle F, Utzat H, Tuladhar PS, Dimitrov SD, Gillett A, Tan C, Zhang W et al. ( 2016 ) . Photophysical Study of DPPTT‐T/PC70BM Blends and Solar Devices as a Function of Fullerene Loading: An Insight into EQE Limitations of DPP‐Based Polymers . Advanced Functional Materials vol. 27 , ( 6 )
Baran D, Kirchartz T, Wheeler S, Dimitrov S, Abdelsamie M, Gorman J, Ashraf RS, Holliday S et al. ( 2016 ) . Reduced voltage losses yield 10% efficient fullerene free organic solar cells with >1 V open circuit voltages . Energy and Environmental Science vol. 9 , ( 12 ) 3783 - 3793 .
Vezie MS, Dimitrov SD, Schroeder BC, Nielsen CB, McCulloch I, Campoy-Quiles M, Durrant JR, Nelson J ( 2016 ) . Charge generation in polymer:fullerene photovoltaic systems (Conference Presentation) . Proceedings of SPIE . Conference: SPIE Organic Photonics + Electronics99420z-99420z-1 - 99420z-99420z-1 .
Fallon KJ, Wijeyasinghe N, Manley EF, Dimitrov SD, Yousaf SA, Ashraf RS, Duffy W, Guilbert AAY et al. ( 2016 ) . Indolo-naphthyridine-6,13-dione Thiophene Building Block for Conjugated Polymer Electronics: Molecular Origin of Ultrahigh n‑Type Mobility . Chemistry of Materials vol. 28 , ( 22 ) 8366 - 8378 .
Fallon KJ, Dimitrov S, Durrant J, Bronstein H, Clarke TM ( 2016 ) . Transient absorption spectroscopy of ultra-low band gap polymers for organic electronic applications . Proceedings of SPIE . Conference: Physical Chemistry of Interfaces and Nanomaterials XV vol. 9923 ,
Casey A, Dimitrov SD, Shakya-Tuladhar P, Fei Z, Nguyen M, Han Y, Anthopoulos TD, Durrant JR et al. ( 2016 ) . Effect of Systematically Tuning Conjugated Donor Polymer Lowest Unoccupied Molecular Orbital Levels via Cyano Substitution on Organic Photovoltaic Device Performance . Chemistry of Materials vol. 28 , ( 14 ) 5110 - 5120 .
Holliday S, Ashraf RS, Wadsworth A, Baran D, Yousaf SA, Nielsen CB, Tan CH, Dimitrov SD et al. ( 2016 ) . High-efficiency and air-stable P3HT-based polymer solar cells with a new non-fullerene acceptor . Nature Communications vol. 7 , 11585 - 11585 .
Berndl S, Dimitrov SD, Menacher F, Fiebig T, Wagenknecht H-A ( 2016 ) . Thiazole Orange Dimers in DNA: Fluorescent Base Substitutions with Hybridization Readout . Chemistry vol. 22 , ( 7 ) 2386 - 2395 .
Dimitrov SD, Schroeder BC, Nielsen CB, Bronstein H, Fei Z, McCulloch I, Heeney M, Durrant JR ( 2016 ) . Singlet exciton lifetimes in conjugated polymer films for organic solar cells . Polymers vol. 8 , ( 1 )
Andernach R, Utzat H, Dimitrov SD, McCulloch I, Heeney M, Durrant JR, Bronstein H ( 2015 ) . Synthesis and Exciton Dynamics of Triplet Sensitized Conjugated Polymers . J Am Chem Soc vol. 137 , ( 32 ) 10383 - 10390 .
Dimitrov SD, Wheeler S, Niedzialek D, Schroeder BC, Utzat H, Frost JM, Yao J, Gillett A et al. ( 2015 ) . Polaron pair mediated triplet generation in polymer/fullerene blends . Nature Communications vol. 6 ,
O'Mahony FTF, Lee YH, Jellett C, Dmitrov S, Bryant DTJ, Durrant JR, O'Regan BC, Graetzel M et al. ( 2015 ) . Improved environmental stability of organic lead trihalide perovskite-based photoactive-layers in the presence of mesoporous TiO 2 . Journal of Materials Chemistry A vol. 3 , ( 14 ) 7219 - 7223 .
Law C, Miseikis L, Dimitrov S, Shakya-Tuladhar P, Li X, Barnes PRF, Durrant J, O'Regan BC ( 2014 ) . Performance and stability of lead perovskite/TiO2, polymer/PCBM, and dye sensitized solar cells at light intensities up to 70 suns . Adv Mater vol. 26 , ( 36 ) 6268 - 6273 .
Dimitrov SD, Huang Z, Deledalle F, Nielsen CB, Schroeder BC, Ashraf RS, Shoaee S, McCulloch I et al. ( 2014 ) . Towards optimisation of photocurrent from fullerene excitons in organic solar cells . Energy and Environmental Science vol. 7 , ( 3 ) 1037 - 1043 .
Shivanna R, Shoaee S, Dimitrov S, Kandappa SK, Rajaram S, Durrant JR, Narayan KS ( 2014 ) . Charge generation and transport in efficient organic bulk heterojunction solar cells with a perylene acceptor . Energy & Environmental Science vol. 7 , ( 1 ) 435 - 441 .
Huang Z, Fregoso EC, Dimitrov S, Tuladhar PS, Soon YW, Bronstein H, Meager I, Zhang W et al. ( 2014 ) . Optimisation of diketopyrrolopyrrole:fullerene solar cell performance through control of polymer molecular weight and thermal annealing . Journal of Materials Chemistry A vol. 2 , ( 45 ) 19282 - 19289 .
Cappel UB, Dowland SA, Reynolds LX, Dimitrov S, Haque SA ( 2013 ) . Charge Generation Dynamics in CdS:P3HT Blends for Hybrid Solar Cells . J Phys Chem Lett vol. 4 , ( 24 ) 4253 - 4257 .
Juozapavicius M, Kaucikas M, Dimitrov SD, Barnes PRF, van Thor JJ, O’Regan BC ( 2013 ) . Evidence for “Slow” Electron Injection in Commercially Relevant Dye-Sensitized Solar Cells by vis–NIR and IR Pump–Probe Spectroscopy . The Journal of Physical Chemistry C vol. 117 , ( 48 ) 25317 - 25324 .
Bronstein H, Hurhangee M, Fregoso EC, Beatrup D, Soon YW, Huang Z, Hadipour A, Tuladhar PS et al. ( 2013 ) . Isostructural, Deeper Highest Occupied Molecular Orbital Analogues of Poly(3-hexylthiophene) for High-Open Circuit Voltage Organic Solar Cells . Chemistry of Materials vol. 25 , ( 21 ) 4239 - 4249 .
Dimitrov SD, Durrant JR ( 2013 ) . Materials Design Considerations for Charge Generation in Organic Solar Cells . Chemistry of Materials vol. 26 , ( 1 ) 616 - 630 .
Bronstein H, Collado‐Fregoso E, Hadipour A, Soon YW, Huang Z, Dimitrov SD, Ashraf RS, Rand BP et al. ( 2013 ) . Thieno[3,2‐b]thiophene‐diketopyrrolopyrrole Containing Polymers for Inverted Solar Cells Devices with High Short Circuit Currents . Advanced Functional Materials vol. 23 , ( 45 ) 5647 - 5654 .
Bakulin AA, Dimitrov SD, Rao A, Chow PCY, Nielsen CB, Schroeder BC, McCulloch I, Bakker HJ et al. ( 2013 ) . Charge-transfer state dynamics following hole and electron transfer in organic photovoltaic devices . Journal of Physical Chemistry Letters vol. 4 , ( 1 ) 209 - 215 .
Dimitrov SD, Bakulin AA, Nielsen CB, Schroeder BC, Du J, Bronstein H, McCulloch I, Friend RH et al. ( 2012 ) . On the energetic dependence of charge separation in low-band-gap polymer/fullerene blends . Journal of the American Chemical Society vol. 134 , ( 44 ) 18189 - 18192 .
Dimitrov SD, Nielsen CB, Shoaee S, Shakya Tuladhar P, Du J, McCulloch I, Durrant JR ( 2012 ) . Efficient charge photogeneration by the dissociation of PC <inf>70</inf>BM excitons in polymer/fullerene solar cells . Journal of Physical Chemistry Letters vol. 3 , ( 1 ) 140 - 144 .
Dimitrov SD, Dooley CJ, Trifonov AA, Fiebig T ( 2009 ) . Femtosecond Probing of Optical Phonon Dynamics in Quantum-Confined CdTe Nanocrystals . The Journal of Physical Chemistry C vol. 113 , ( 10 ) 4198 - 4201 .
Dooley CJ, Dimitrov SD, Fiebig T ( 2008 ) . Ultrafast Electron Transfer Dynamics in CdSe/CdTe Donor−Acceptor Nanorods . The Journal of Physical Chemistry C vol. 112 , ( 32 ) 12074 - 12076 .