Prof Christian Nielsen
Professor of Materials Chemistry
Head of The Centre for Chemical Research
School of Physical and Chemical Sciences
Queen Mary University of London
Queen Mary University of London
Research
organic electronics, organic bioelectronics, semiconducting polymers
Interests
Our main research focus is centred around the design and synthesis of new semiconducting materials for organic electronic and bioelectronic applications with the aim of elucidating important structure-property relations and providing new tailored materials to advance the understanding and performance of organic electronic and bioelectronic devices such as organic solar cells, field-effect transistors and biosensors.Publications
Publications of specific relevance to the Centre for Chemical Research2024
Cation‐Dependent Mixed Ionic‐Electronic Transport in a Perylenediimide Small‐Molecule SemiconductorYu S, Wu H-Y, Lemaur V, Kousseff C, Beljonne D, Fabiano S and Nielsen C
Angewandte Chemie International Edition, Wiley, e202410626-e202410626.
23-07-2024
High Mobility Amorphous Polymer‐Based 3D Stacked Pseudo Logic Circuits through Precision PrintingKim W, Ryu G, Nam Y, Choi H, Wang M, Kwon J, Nielsen CB, Kang K and Jung S
Advanced Functional Materials, Wiley
01-05-2024
Conformational Analysis of Conjugated Organic Materials: What Are My Heteroatoms Really Doing?Thorley KJ and Nielsen CB
Chempluschem, e202300773-e202300773.
10-04-2024
Versatile and recyclable double-network PVA/cellulose hydrogels for strain sensors and triboelectric nanogenerators under harsh conditionsWang Y, Zhang Y, Ren P, Yu S, Cui P, Nielsen CB, Abrahams I, Briscoe J and Lu Y
Nano Energy, Elsevier, 109599-109599.
01-04-2024
Single-Component Electroactive Polymer Architectures for Non-Enzymatic Glucose Sensing.Kousseff CJ, Wustoni S, Silva RKS, Lifer A, Savva A, Frey GL, Inal S and Nielsen CB
Advanced Science, Wiley Open Access, e2308281-e2308281.
23-03-2024
Side chain engineering in indacenodithiophene- co -benzothiadiazole and its impact on mixed ionic–electronic transport propertiesHolzer I, Lemaur V, Wang M, Wu H-Y, Zhang L, Marcial-Hernandez R, Gilhooly-Finn P, Cavassin P, Hoyas S, Meli D, Wu R, Paulsen BD, Strzalka J, Liscio A, Rivnay J, Sirringhaus H, Banerji N, Beljonne D, Fabiano S and Nielsen CB
Journal of Materials Chemistry C, Royal Society of Chemistry (Rsc)
12-02-2024
2023
Quantum modelling of multi-directional fused-ring electron acceptors for organic photovoltaicsAbid Z, Ali L, Shahid M, Nielsen CB, Altaf M, Min J and Ashraf RS
Journal of Physics and Chemistry of Solids, Elsevier, 111837-111837.
13-12-2023
Peculiar transient behaviors of organic electrochemical transistors governed by ion injection directionalityKim JH, Halaksa R, Jo I-Y, Ahn H, Gilhooly-Finn PA, Lee I, Park S, Nielsen CB and Yoon M-H
Nature Communications, Springer Nature vol. 14 (1)
28-11-2023
Quinoxaline derivatives as attractive electron-transporting materialsAbid Z, Ali L, Gulzar S, Wahad F, Ashraf RS and Nielsen CB
Beilstein Journal of Organic Chemistry, Beilstein Institut vol. 19 (1), 1694-1712.
09-11-2023
Interplay between Side Chain Density and Polymer Alignment: Two Competing Strategies for Enhancing the Thermoelectric Performance of P3HT AnaloguesGilhooly-Finn PA, Jacobs IE, Bardagot O, Zaffar Y, Lemaire A, Guchait S, Zhang L, Freeley M, Neal W, Richard F, Palma M, Banerji N, Sirringhaus H, Brinkmann M and Nielsen CB
Chemistry of Materials, American Chemical Society (Acs)
26-10-2023
From Molecular to Nanoscale Control of Organic Semiconductors for Biosensing ApplicationsNielsen CB
2023 IEEE Nanotechnology Materials and Devices Conference (NMDC). vol. 00, 541-542.
25-10-2023
Sustainability Consolidated Ln3+(Ce3+-Pr3+-Nd3+):SnOJaffri SB, Ahmad KS, Abrahams I, Kousseff CJ, Nielsen CB and Ibrahim SM
Advanced Sustainable Systems vol. 7 (9)
01-09-2023
Technology Development of High-Performance Printed Organic Thin-Film TransistorsKim W, Kang K, Nielsen CB and Jung S
2023 IEEE International Flexible Electronics Technology Conference (IFETC). vol. 00, 01-03.
16-08-2023
Sustainability considerations for organic electronic productsMcCulloch I, Chabinyc M, Brabec C, Nielsen CB and Watkins SE
Nature Materials, Nature Research
19-06-2023
The Influence of Regiochemistry on the Performance of Organic Mixed Ionic and Electronic Conductors.Halaksa R, Kim JH, Thorley KJ, Gilhooly-Finn PA, Ahn H, Savva A, Yoon M-H and Nielsen CB
Angew Chem Int Ed Engl, e202304390-e202304390.
19-05-2023
The Influence of Regiochemistry on the Performance of Organic Mixed Ionic and Electronic ConductorsHalaksa R, Kim JH, Thorley K, Gilhooly-Finn P, Ahn H, Savva A, Yoon M-H and Nielsen C
Angewandte Chemie
19-05-2023
Rare earth (Sm/Eu/Tm) doped ZrOJaffri SB, Ahmad KS, Abrahams I, Kousseff CJ, Nielsen CB and Almutairi BO
International Journal of Hydrogen Energy, Elsevier
27-04-2023
Aqueous processing of organic semiconductors enabled by stable nanoparticles with built-in surfactants.Marcial-Hernandez R, Giacalone S, Neal WG, Lee C-S, Gilhooly-Finn PA, Mastroianni G, Meli D, Wu R, Rivnay J, Palma M and Nielsen CB
Nanoscale, Royal Society of Chemistry
17-03-2023
Highly Efficient Mixed Conduction in a Fused Oligomer n-Type Organic Semiconductor Enabled by Three-Dimensional Transport Pathways.Duan J, Zhu G, Chen J, Zhang C, Zhu X, Liao H, Li Z, Hu H, McCulloch I, Nielsen CB and Yue W
Advanced Materials, Wiley, e2300252-e2300252.
14-03-2023
n-Type semiconductors for organic electrochemical transistor applicationsYu S, Kousseff CJ and Nielsen CB
Synthetic Metals vol. 293
01-03-2023
2022
Structural Dynamics of Polymer:Non-Fullerene Organic Solar Cell Blends: A Neutron Spectroscopy PerspectiveZbiri M, Gilhooly-Finn PA, Fouquet P, Nielsen CB and Guilbert AAY
Chemistry of Materials, American Chemical Society
18-08-2022
Role of oxygen within end group substituents on film morphology and charge carrier transport in thiophene/phenylene small-molecule semiconductorsWaliszewski W, Parr ZS, Michalska A, Halaksa R, Zajaczkowska H, Sleczkowski P, Neophytou M, Luszczynska B, Blom PWM, Nielsen CB, Marszalek T and Pisula W
Organic Electronics, Elsevier vol. 109
10-08-2022
Critical analysis of self-doping and water-soluble n-type organic semiconductors: structures and mechanismsCowen LM, Gilhooly-Finn PA, Giovannitti A, LeCroy G, Demetriou H, Neal W, Dong Y, Westwood M, Luong S, Fenwick O, Salleo A, Heutz S, Nielsen CB and Schroeder BC
Journal of Materials Chemistry C
24-05-2022
Resolving the backbone tilt of crystalline poly(3-hexylthiophene) with resonant tender X-ray diffraction.Freychet G, Chantler P, Huang Y, Tan WL, Zhernenkov M, Nayak N, Kumar A, Gilhooly-Finn PA, Nielsen CB, Thomsen L, Roychoudhury S, Sirringhaus H, Prendergast D and McNeill CR
Materials Horizons, Royal Society of Chemistry
05-04-2022
Drastic Enhancement of X-ray Scattering Contrast between Amorphous and Crystalline Phases of Poly(3-hexylthiophene) at the Sulfur K-EdgeFreychet G, Huang Y, Tan WL, Gilhooly-Finn PA, Nielsen CB, Sirringhaus H and McNeill CR
Acs Materials Letters, 764-769.
25-03-2022
From p- to n-Type Mixed Conduction in Isoindigo-Based Polymers through Molecular Design.Parr ZS, Borges-González J, Rashid RB, Thorley KJ, Meli D, Paulsen BD, Strzalka J, Rivnay J and Nielsen CB
Adv Mater, e2107829-e2107829.
24-01-2022
2021
Quantitative Insights into the Adsorption Structure of Diindeno[1,2‑a;1′,2′‑c]fluorene-5,10,15-trione (Truxenone) on a Cu(111) Surface Using X‑ray Standing WavesDuncan DA, Blowey PJ, Lee T-L, Allegretti F, Nielsen CB and Rochford LA
Acs Omega
08-12-2021
Quantitative Insights into the Adsorption Structure of Diindeno[1,2-a;1 ',2 '-c]fluorene-5,10,15-trione (Truxenone) on a Cu(111) Surface Using X-ray Standing WavesDuncan DA, Blowey PJ, Lee T-L, Allegretti F, Nielsen CB and Rochford LA
Acs Omega
08-12-2021
Aldol Polymerization to Construct Half-Fused Semiconducting PolymersGuo Y, Yang X, Wang L, Duan J, Zhou Y, Nielsen CB, Yu Y, Yang J, Li Z, Yue W, Liu Y and McCulloch I
Macromolecules
01-11-2021
Mixed Ionic and Electronic Conduction in Small-Molecule Semiconductors.Kousseff CJ, Halaksa R, Parr ZS and Nielsen CB
Chemical Reviews, American Chemical Society
07-09-2021
High-Efficiency Ion-Exchange Doping of Conducting Polymers.Jacobs IE, Lin Y, Huang Y, Ren X, Simatos D, Chen C, Tjhe D, Statz M, Lai L, Finn PA, Neal WG, D'Avino G, Lemaur V, Fratini S, Beljonne D, Strzalka J, Nielsen CB, Barlow S, Marder SR, McCulloch I, et al.
Adv Mater, e2102988-e2102988.
21-08-2021
Controlling morphology, adhesion, and electrochromic behavior of PEDOT films through molecular design and processingKousseff CJ, Taifakou FE, Neal WG, Palma M and Nielsen CB
Journal of Polymer Science
12-08-2021
Quantitative insights into the phase behaviour and miscibility of a photovoltaic active layer from the perspective of neutron spectroscopyZbiri M, Finn PA, Nielsen CB and Guilbert AAY
Journal of Materials Chemistry C
28-07-2021
Multi length scale porosity as a playground for organic thermoelectric applicationsWeinbach Q, Nielsen CB and Biniek L
Journal of Materials Chemistry C
26-07-2021
Thermoelectric Materials: Current Status and Future ChallengesFinn PA, Asker C, Wan K, Bilotti E, Fenwick O and Nielsen CB
Frontiers in Electronic Materials vol. 1, 677845-677845.
20-07-2021
Effect of substituting non-polar chains with polar chains on the structural dynamics of small organic molecule and polymer semiconductorsGuilbert AAY, Parr ZS, Kreouzis T, Woods DJ, Sprick RS, Abrahams I, Nielsen CB and Zbiri M
Physical Chemistry Chemical Physics
15-03-2021
Solution processed donor-acceptor, poly(3-hexylthiophene): phenyl-C61-butyric acid methyl ester diodes for low voltage alpha particle detectionTaifakou FE, Ali M, Borowiec J, Liu X, Finn P, Nielsen C, Timis C, NOONEY T, Bevan A and Kreouzis T
Acs Applied Materials and Interfaces, American Chemical Society
01-02-2021
2020
Effect of polar side chains on neutral and p-doped polythiopheneFinn P, Jacobs IE, Armitage J, Wu R, Paulsen B, Freeley M, Palma M, Rivnay J, Sirringhaus H and Nielsen C
Journal of Materials Chemistry C
19-10-2020
Conjugated molecules for colourimetric and fluorimetric sensing of sodium and potassiumParr ZS and Nielsen CB
Materials Chemistry Frontiers
25-06-2020
Semiconducting Small Molecules as Active Materials for p-Type Accumulation Mode Organic Electrochemical TransistorsParr ZS, Rashid RB, Paulsen BD, Poggi B, Tan E, Freeley M, Palma M, Abrahams I, Rivnay J and Nielsen CB
Advanced Electronic Materials
15-05-2020
The role of chemical design in the performance of organic semiconductorsBronstein H, Nielsen CB, Schroeder BC and McCulloch I
Nature Reviews Chemistry, Nature Research (Part of Springer Nature)
03-01-2020
2019
Mapping Micro-Structural Dynamics up to the nanosecond of the Conjugated Polymer P3HT in the Solid StateGuilbert AAY, Zbiri M, Finn PA, Jenart M, Fouquet P, Cristiglio V, Frick B, Nelson J and Nielsen CB
Chemistry of Materials, American Chemical Society
30-09-2019
Glycolated Thiophene-Tetrafluorophenylene Copolymers for Bioelectronic Applications: Synthesis by Direct Heteroarylation PolymerisationParr ZS, Halaksa R, Finn PA, Rashid RB, Kovalenko A, Weiter M, Rivnay J, Krajčovič J and Nielsen CB
Chempluschem
11-07-2019
Conjugated polymers for n- and p-type charge transportParr ZS, Guo Z and Nielsen CB
In Conjugated Polymers: Perspective, Theory, and New Materials 325-428.
27-03-2019
Investigation of the thermoelectric response in conducting polymers doped by solid-state diffusionKang K, Schott S, Venkateshvaran D, Broch K, Schweicher G, Harkin D, Jellett C, Nielsen CB, McCulloch I and Sirringhaus H
Materials Today Physics vol. 8, 112-122.
01-03-2019
Organic semiconductors for biological sensingBORGES GONZALEZ J, KOUSSEFF CJ and NIELSEN CB
Journal of Materials Chemistry C, Royal Society of Chemistry
08-01-2019
2018
Mixed conduction and doping processes in organic semiconductorsNielsen C
ACS meeting. vol. 256
19-08-2018
Performance Improvements in Conjugated Polymer Devices by Removal of Water-Induced Traps.Nikolka M, Schweicher G, Armitage J, Nasrallah I, Jellett C, Guo Z, Hurhangee M, Sadhanala A, McCulloch I, Nielsen CB and Sirringhaus H
Adv Mater, e1801874-e1801874.
18-07-2018
Redox-Stability of Alkoxy-BDT Copolymers and their Use for Organic Bioelectronic DevicesGiovannitti A, Thorley KJ, Nielsen CB, Li J, Donahue MJ, Malliaras GG, Rivnay J and Mcculloch I
Advanced Functional Materials
21-02-2018
2017
Tuning the effective spin-orbit coupling in molecular semiconductors.Schott S, McNellis ER, Nielsen CB, Chen H-Y, Watanabe S, Tanaka H, McCulloch I, Takimiya K, Sinova J and Sirringhaus H
Nat Commun vol. 8, 15200-15200.
11-05-2017
High mobility, hole transport materials for highly efficient PEDOT:PSS replacement in inverted perovskite solar cellsNeophytou M, Griffiths J, Fraser J, Kirkus M, Chen H, Nielsen CB and McCulloch I
Journal of Materials Chemistry C vol. 5 (20), 4940-4945.
24-04-2017
Synthesis of Hetero-bifunctional, End-Capped Oligo-EDOT Derivatives.Spicer CD, Booth MA, Mawad D, Armgarth A, Nielsen CB and Stevens MM
Chem vol. 2 (1), 125-138.
12-01-2017
Highly efficient perovskite solar cells with crosslinked PCBM interlayersQiu W, Bastos JP, Dasgupta S, Merckx T, Cardinaletti I, Jenart MVC, Nielsen CB, Gehlhaar R, Poortmans J, Heremans P, McCulloch I and Cheyns D
Journal of Materials Chemistry A vol. 5 (6), 2466-2472.
09-01-2017
2016
Erratum: N-type organic electrochemical transistors with stability in waterGiovannitti A, Nielsen CB, Sbircea D-T, Inal S, Donahue M, Niazi MR, Hanifi DA, Amassian A, Malliaras GG, Rivnay J and McCulloch I
Nature Communications, Springer Nature vol. 7 (1)
15-12-2016
Charge generation in polymer:fullerene photovoltaic systems (Conference Presentation)Vezie MS, Dimitrov SD, Schroeder BC, Nielsen CB, McCulloch I, Campoy-Quiles M, Durrant JR and Nelson J
SPIE Organic Photonics + Electronics., 99420z-99420z-1-99420z-99420z-1.
07-11-2016
Controlling the mode of operation of organic transistors through side-chain engineering.Giovannitti A, Sbircea D-T, Inal S, Nielsen CB, Bandiello E, Hanifi DA, Sessolo M, Malliaras GG, McCulloch I and Rivnay J
Proc Natl Acad Sci U S A vol. 113 (43), 12017-12022.
10-10-2016
N-type organic electrochemical transistors with stability in water.Giovannitti A, Nielsen CB, Sbircea DT, Inal S, Donahue M, Niazi MR, Hanifi DA, Amassian A, Malliaras GG, Rivnay J and McCulloch I
Nature Communications, Nature Publishing Group: Nature Communications vol. 7
07-10-2016
Epitaxial Templating of C60 with a Molecular Monolayer.Rochford LA, Jones TS and Nielsen CB
Journal of Physical Chemistry Letters, American Chemical Society vol. 7 (17), 3487-3490.
19-08-2016
Naphthacenodithiophene Based Polymers—New Members of the Acenodithiophene Family Exhibiting High Mobility and Power Conversion EfficiencyKnall AC, Ashraf RS, Nikolka M, Nielsen CB, Purushothaman B, Sadhanala A, Hurhangee M, Broch K, Harkin DJ, Novà k J, Neophytou M, Hayoz P, Sirringhaus H and McCulloch I
Advanced Functional Materials vol. 26 (38), 6961-6969.
18-08-2016
Molecular Design of Semiconducting Polymers for High-Performance Organic Electrochemical Transistors.Nielsen CB, Giovannitti A, Sbircea D-T, Bandiello E, Niazi MR, Hanifi DA, Sessolo M, Amassian A, Malliaras GG, Rivnay J and McCulloch I
J Am Chem Soc vol. 138 (32), 10252-10259.
22-07-2016
The effect of fluorination on the surface structure of truxenonesRochford LA, Ramadan AJ, Holliday S, Jones TS and Nielsen CB
Rsc Advances, The Royal Society of Chemistry vol. 6 (71), 67315-67318.
08-07-2016
Secondary kinetic deuterium isotope effects. The CC cleavage of labeled tetramethylethylenediamine radical cations-Who gets to keep the electron?Nielsen CB and Hammerum S
International Journal of Mass Spectrometry
27-06-2016
High-efficiency and air-stable P3HT-based polymer solar cells with a new non-fullerene acceptor.Holliday S, Ashraf RS, Wadsworth A, Baran D, Yousaf SA, Nielsen CB, Tan CH, Dimitrov SD, Shang Z, Gasparini N, Alamoudi M, Laquai F, Brabec CJ, Salleo A, Durrant JR and McCulloch I
Nature Communications, Nature Publishing Group: Nature Communications vol. 7, 11585-11585.
09-06-2016
New Insights into the Molecular Dynamics of P3HT:PCBM Bulk Heterojunction: A Time-of-Flight Quasi-Elastic Neutron Scattering Study.Guilbert AA, Zbiri M, Jenart MV, Nielsen CB and Nelson J
Journal of Physical Chemistry Letters, American Chemical Society vol. 7 (12), 2252-2257.
19-05-2016
Organic Photovoltaics: More than Ever, an Interdisciplinary FieldBiniek L and Nielsen CB
Polymers, Mdpi vol. 8 (3)
02-03-2016
Singlet Exciton Lifetimes in Conjugated Polymer Films for Organic Solar CellsDimitrov SD, Schroeder BC, Nielsen CB, Bronstein H, Fei Z, McCulloch I, Heeney M and Durrant JR
Polymers, Mdpi vol. 8 (1)
13-01-2016
Organic/inorganic epitaxy: commensurate epitaxial growth of truxenone on Cu (111)Ramadan AJ, Nielsen CB, Holliday S, Jones TS, McCulloch I and Rochford LA
Rsc Advances, Royal Society of Chemistry (Rsc) vol. 6 (21), 17125-17128.
01-01-2016
Azaisoindigo conjugated polymers for high performance n-type and ambipolar thin film transistor applicationsYue W, Nikolka M, Xiao M, Sadhanala A, Nielsen CB, White AJP, Chen H-Y, Onwubiko A, Sirringhaus H and McCulloch I
Journal of Materials Chemistry C, Royal Society of Chemistry (Rsc) vol. 4 (41), 9704-9710.
01-01-2016
2015
Sodium and Potassium Ion Selective Conjugated Polymers for Optical Ion Detection in Solution and Solid StateGiovannitti A, Nielsen CB, Rivnay J, Kirkus M, Harkin DJ, White AJP, Sirringhaus H, Malliaras GG and McCulloch I
Advanced Functional Materials, Wiley vol. 26 (4), 514-523.
16-12-2015
Non-Fullerene Electron Acceptors for Use in Organic Solar CellsNielsen CB, Holliday S, Chen H-Y, Cryer SJ and McCulloch I
Accounts of Chemical Research, American Chemical Society (Acs) vol. 48 (11), 2803-2812.
27-10-2015
Effects of alkyl chain positioning on conjugated polymer microstructure and field-effect mobilitiesSchroeder BC, Nielsen CB, Westacott P, Smith J, Rossbauer S, Anthopoulos TD, Stingelin N and McCulloch I
Mrs Communications, Springer Nature vol. 5 (3), 435-440.
01-09-2015
Dithienosilolothiophene: A New Polyfused Donor for Organic ElectronicsSchroeder BC, Kirkus M, Nielsen CB, Ashraf RS and McCulloch I
Macromolecules, American Chemical Society (Acs) vol. 48 (16), 5557-5562.
13-08-2015
A Thieno[3,2‐b][1]benzothiophene Isoindigo Building Block for Additive‐ and Annealing‐Free High‐Performance Polymer Solar CellsYue W, Ashraf RS, Nielsen CB, Collado-Fregoso E, Niazi MR, Yousaf SA, Kirkus M, Chen H-Y, Amassian A, Durrant JR and McCulloch I
Advanced Materials, Wiley vol. 27 (32), 4702-4707.
14-07-2015
Effect of Fluorination of 2,1,3-BenzothiadiazoleNielsen CB, White AJP and McCulloch I
The Journal of Organic Chemistry, American Chemical Society (Acs) vol. 80 (10), 5045-5048.
01-05-2015
Dual Function Additives: A Small Molecule Crosslinker for Enhanced Efficiency and Stability in Organic Solar CellsRumer JW, Ashraf RS, Eisenmenger ND, Huang Z, Meager I, Nielsen CB, Schroeder BC, Chabinyc ML and McCulloch I
Advanced Energy Materials, Wiley vol. 5 (9)
11-02-2015
Chalcogenophene Comonomer Comparison in Small Band Gap Diketopyrrolopyrrole-Based Conjugated Polymers for High-Performing Field-Effect Transistors and Organic Solar CellsAshraf RS, Meager I, Nikolka M, Kirkus M, Planells M, Schroeder BC, Holliday S, Hurhangee M, Nielsen CB, Sirringhaus H and McCulloch I
Journal of The American Chemical Society, American Chemical Society (Acs) vol. 137 (3), 1314-1321.
14-01-2015
A Rhodanine Flanked Nonfullerene Acceptor for Solution-Processed Organic PhotovoltaicsHolliday S, Ashraf RS, Nielsen CB, Kirkus M, Röhr JA, Tan C-H, Collado-Fregoso E, Knall A-C, Durrant JR, Nelson J and McCulloch I
Journal of The American Chemical Society, American Chemical Society (Acs) vol. 137 (2), 898-904.
12-01-2015
An electron beam evaporated TiO 2 layer for high efficiency planar perovskite solar cells on flexible polyethylene terephthalate substratesQiu W, Paetzold UW, Gehlhaar R, Smirnov V, Boyen H-G, Tait JG, Conings B, Zhang W, Nielsen CB, McCulloch I, Froyen L, Heremans P and Cheyns D
Journal of Materials Chemistry A, Royal Society of Chemistry (Rsc) vol. 3 (45), 22824-22829.
01-01-2015
2014
2,1,3‐Benzothiadiazole‐5,6‐Dicarboxylic Imide – A Versatile Building Block for Additive‐ and Annealing‐Free Processing of Organic Solar Cells with Efficiencies Exceeding 8%Nielsen CB, Ashraf RS, Treat ND, Schroeder BC, Donaghey JE, White AJP, Stingelin N and McCulloch I
Advanced Materials, Wiley vol. 27 (5), 948-953.
15-12-2014
Thieno[3,2‐b]thiophene Flanked Isoindigo Polymers for High Performance Ambipolar OFET ApplicationsMeager I, Nikolka M, Schroeder BC, Nielsen CB, Planells M, Bronstein H, Rumer JW, James DI, Ashraf RS, Sadhanala A, Hayoz P, Flores J, Sirringhaus H and McCulloch I
Advanced Functional Materials, Wiley vol. 24 (45), 7109-7115.
10-09-2014
Bis-lactam-based donor polymers for organic solar cells: Evolution by designRumer JW, Schroeder BC, Nielsen CB, Ashraf RS, Beatrup D, Bronstein H, Cryer SJ, Donaghey JE, Holliday S, Hurhangee M, James DI, Lim S, Meager I, Zhang W and McCulloch I
Thin Solid Films, Elsevier vol. 560, 82-85.
01-06-2014
Benzotrithiophene Copolymers: Influence of Molecular Packing and Energy Levels on Charge Carrier MobilitySchroeder BC, Rossbauer S, Kline RJ, Biniek L, Watkins SE, Anthopoulos TD, McCulloch I and Nielsen CB
Macromolecules, American Chemical Society (Acs) vol. 47 (9), 2883-2890.
15-04-2014
Towards optimisation of photocurrent from fullerene excitons in organic solar cellsDimitrov SD, Huang Z, Deledalle F, Nielsen CB, Schroeder BC, Ashraf RS, Shoaee S, McCulloch I and Durrant JR
Energy & Environmental Science, Royal Society of Chemistry (Rsc) vol. 7 (3), 1037-1043.
01-01-2014
Electron-deficient truxenone derivatives and their use in organic photovoltaicsNielsen CB, Voroshazi E, Holliday S, Cnops K, Cheyns D and McCulloch I
Journal of Materials Chemistry A, Royal Society of Chemistry (Rsc) vol. 2 (31), 12348-12354.
01-01-2014
Power conversion efficiency enhancement in diketopyrrolopyrrole based solar cells through polymer fractionationMeager I, Ashraf RS, Nielsen CB, Donaghey JE, Huang Z, Bronstein H, Durrant JR and McCulloch I
Journal of Materials Chemistry C, Royal Society of Chemistry (Rsc) vol. 2 (40), 8593-8598.
01-01-2014
2013
Recent advances in transistor performance of polythiophenesNielsen CB and McCulloch I
Progress in Polymer Science, Elsevier vol. 38 (12), 2053-2069.
01-12-2013
Post-Polymerization Ketalization for Improved Organic Photovoltaic MaterialsNielsen CB, Ashraf RS, Rossbauer S, Anthopoulos T and McCulloch I
Macromolecules, American Chemical Society (Acs) vol. 46 (19), 7727-7732.
20-09-2013
Correction to “Improved Field-Effect Transistor Performance of a Benzotrithiophene Polymer through Ketal Cleavage in the Solid State”Nielsen CB, Sohn E-H, Cho D-J, Schroeder BC, Smith J, Lee M, Anthopoulos TD, Song K and McCulloch I
Acs Applied Materials & Interfaces, American Chemical Society (Acs) vol. 5 (7), 2783-2783.
26-03-2013
Influence of crystallinity and energetics on charge separation in polymer-inorganic nanocomposite films for solar cells.Bansal N, Reynolds LX, MacLachlan A, Lutz T, Ashraf RS, Zhang W, Nielsen CB, McCulloch I, Rebois DG, Kirchartz T, Hill MS, Molloy KC, Nelson J and Haque SA
Sci Rep vol. 3, 1531-1531.
25-03-2013
Improved Field-Effect Transistor Performance of a Benzotrithiophene Polymer through Ketal Cleavage in the Solid StateNielsen CB, Sohn E-H, Cho D-J, Schroeder BC, Smith J, Lee M, Anthopoulos TD, Song K and McCulloch I
Acs Applied Materials & Interfaces, American Chemical Society (Acs) vol. 5 (5), 1806-1810.
19-02-2013
Fused Dithienogermolodithiophene Low Band Gap Polymers for High-Performance Organic Solar Cells without Processing AdditivesZhong H, Li Z, Deledalle F, Fregoso EC, Shahid M, Fei Z, Nielsen CB, Yaacobi-Gross N, Rossbauer S, Anthopoulos TD, Durrant JR and Heeney M
Journal of The American Chemical Society, American Chemical Society (Acs) vol. 135 (6), 2040-2043.
01-02-2013
New Fused Bis-Thienobenzothienothiophene Copolymers and Their Use in Organic Solar Cells and TransistorsBiniek L, Schroeder BC, Donaghey JE, Yaacobi-Gross N, Ashraf RS, Soon YW, Nielsen CB, Durrant JR, Anthopoulos TD and McCulloch I
Macromolecules, American Chemical Society (Acs) vol. 46 (3), 727-735.
31-01-2013
Effect of Fluorination on the Properties of a Donor–Acceptor Copolymer for Use in Photovoltaic Cells and TransistorsBronstein H, Frost JM, Hadipour A, Kim Y, Nielsen CB, Ashraf RS, Rand BP, Watkins S and McCulloch I
Chemistry of Materials, American Chemical Society (Acs) vol. 25 (3), 277-285.
29-01-2013
Efficient truxenone-based acceptors for organic photovoltaicsNielsen CB, Voroshazi E, Holliday S, Cnops K, Rand BP and McCulloch I
Journal of Materials Chemistry A, Royal Society of Chemistry (Rsc) vol. 1 (1), 73-76.
01-01-2013
Alkyl side-chain branching point effects in thieno[3,4-c]pyrrole-4,6-dione copolymersRumer JW, Hor CKL, Meager I, Yau CP, Huang Z, Nielsen CB, Watkins SE, Bronstein H and McCulloch I
Journal of Organic Semiconductors, Taylor & Francis vol. 1 (1), 30-35.
01-01-2013
2012
Charge-Transfer State Dynamics Following Hole and Electron Transfer in Organic Photovoltaic DevicesBakulin AA, Dimitrov SD, Rao A, Chow PCY, Nielsen CB, Schroeder BC, McCulloch I, Bakker HJ, Durrant JR and Friend RH
The Journal of Physical Chemistry Letters, American Chemical Society (Acs) vol. 4 (1), 209-215.
26-12-2012
On the Energetic Dependence of Charge Separation in Low-Band-Gap Polymer/Fullerene BlendsDimitrov SD, Bakulin AA, Nielsen CB, Schroeder BC, Du J, Bronstein H, McCulloch I, Friend RH and Durrant JR
Journal of The American Chemical Society, American Chemical Society (Acs) vol. 134 (44), 18189-18192.
29-10-2012
Recent Advances in the Development of Semiconducting DPP‐Containing Polymers for Transistor ApplicationsNielsen CB, Turbiez M and McCulloch I
Advanced Materials, Wiley vol. 25 (13), 1859-1880.
25-09-2012
Design of Semiconducting Indacenodithiophene Polymers for High Performance Transistors and Solar CellsMcCulloch I, Ashraf RS, Biniek L, Bronstein H, Combe C, Donaghey JE, James DI, Nielsen CB, Schroeder BC and Zhang W
Accounts of Chemical Research, American Chemical Society (Acs) vol. 45 (5), 714-722.
26-01-2012
A Systematic Approach to the Design Optimization of Light‐Absorbing Indenofluorene Polymers for Organic PhotovoltaicsKirkpatrick J, Nielsen CB, Zhang W, Bronstein H, Ashraf RS, Heeney M and McCulloch I
Advanced Energy Materials, Wiley vol. 2 (2), 260-265.
09-01-2012
Recent advances in high mobility donor–acceptor semiconducting polymersBiniek L, Schroeder BC, Nielsen CB and McCulloch I
Journal of Materials Chemistry, Royal Society of Chemistry (Rsc) vol. 22 (30), 14803-14813.
01-01-2012
Synthesis of novel thieno[3,2- b ]thienobis(silolothiophene) based low bandgap polymers for organic photovoltaicsSchroeder BC, Ashraf RS, Thomas S, White AJP, Biniek L, Nielsen CB, Zhang W, Huang Z, Tuladhar PS, Watkins SE, Anthopoulos TD, Durrant JR and McCulloch I
Chemical Communications, Royal Society of Chemistry (Rsc) vol. 48 (62), 7699-7701.
01-01-2012
Random benzotrithiophene-based donor–acceptor copolymers for efficient organic photovoltaic devicesNielsen CB, Ashraf RS, Schroeder BC, D’Angelo P, Watkins SE, Song K, Anthopoulos TD and McCulloch I
Chemical Communications, Royal Society of Chemistry (Rsc) vol. 48 (47), 5832-5834.
01-01-2012
2011
Efficient Charge Photogeneration by the Dissociation of PC70BM Excitons in Polymer/Fullerene Solar CellsDimitrov SD, Nielsen CB, Shoaee S, Tuladhar PS, Du J, McCulloch I and Durrant JR
The Journal of Physical Chemistry Letters, American Chemical Society (Acs) vol. 3 (1), 140-144.
22-12-2011
Benzotrithiophene Co-polymers with High Charge Carrier Mobilities in Field-Effect TransistorsSchroeder BC, Nielsen CB, Kim YJ, Smith J, Huang Z, Durrant J, Watkins SE, Song K, Anthopoulos TD and McCulloch I
Chemistry of Materials, American Chemical Society (Acs) vol. 23 (17), 4025-4031.
16-08-2011
Benzotrithiophene - A Planar, Electron-Rich Building Block for Organic SemiconductorsNielsen CB, Fraser JM, Schroeder BC, Du J, White AJP, Zhang W and McCulloch I
Organic Letters, American Chemical Society (Acs) vol. 13 (9), 2414-2417.
05-04-2011
Influence of the Alkyl Mantle on the Self-Assembly of Phenylene−Thienylene-Based OligomersMavrinskiy A, Nielsen CB, Reynolds JR, Müllen K and Pisula W
Chemistry of Materials, American Chemical Society (Acs) vol. 23 (7), 1939-1945.
01-03-2011
Pyrroloindacenodithiophene containing polymers for organic field effect transistors and organic photovoltaicsDonaghey JE, Ashraf RS, Kim Y, Huang ZG, Nielsen CB, Zhang W, Schroeder B, Grenier CRG, Brown CT, D'Angelo P, Smith J, Watkins S, Song K, Anthopoulos TD, Durrant JR, Williams CK and McCulloch I
Journal of Materials Chemistry, Royal Society of Chemistry (Rsc) vol. 21 (46), 18744-18752.
01-01-2011
A benzotrithiophene-based low band gap polymer for polymer solar cells with high open-circuit voltageNielsen CB, Schroeder BC, Hadipour A, Rand BP, Watkins SE and McCulloch I
Journal of Materials Chemistry, Royal Society of Chemistry (Rsc) vol. 21 (44), 17642-17645.
01-01-2011
2009
Influence of side chain symmetry on the performance of poly(2,5-dialkoxy-p-phenylenevinylene): fullerene blend solar cellsTuladhar SM, Sims M, Choulis SA, Nielsen CB, George WN, Steinke JHG, Bradley DDC and Nelson J
Organic Electronics, Elsevier vol. 10 (4), 562-567.
01-07-2009
Influence of alkyl chain length on charge transport in symmetrically substituted poly(2,5-dialkoxy-p-phenylenevinylene) polymersTuladhar SM, Sims M, Kirkpatrick J, Maher RC, Chatten AJ, Bradley DDC, Nelson J, Etchegoin PG, Nielsen CB, Massiot P, George WN and Steinke JHG
Physical Review B, American Physical Society (Aps) vol. 79 (3)
08-01-2009
2008
Discrete Photopatternable π-Conjugated Oligomers for Electrochromic DevicesNielsen CB, Angerhofer A, Abboud KA and Reynolds JR
Journal of The American Chemical Society, American Chemical Society (Acs) vol. 130 (30), 9734-9746.
01-07-2008
2007
Correlation between microstructure and charge transport in poly(2,5-dimethoxy-p-phenylenevinylene) thin filmsSims M, Tuladhar SM, Nelson J, Maher RC, Campoy-Quiles M, Choulis SA, Mairy M, Bradley DDC, Etchegoin PG, Tregidgo C, Suhling K, Richards DR, Massiot P, Nielsen CB and Steinke JHG
Physical Review B, American Physical Society (Aps) vol. 76 (19)
15-11-2007
2005
Structure−Property Relations of Regiosymmetrical 3,4-Dioxy-Functionalized PolythiophenesNielsen CB and Bjørnholm T
Macromolecules, American Chemical Society (Acs) vol. 38 (25), 10379-10387.
09-11-2005
2004
New Regiosymmetrical Dioxopyrrolo- and Dihydropyrrolo-Functionalized PolythiophenesNielsen CB and Bjørnholm T
Organic Letters, American Chemical Society (Acs) vol. 6 (19), 3381-3384.
20-08-2004
Macroscopic Alignment of Graphene Stacks by Langmuir−Blodgett Deposition of Amphiphilic HexabenzocoronenesLaursen BW, Nørgaard K, Reitzel N, Simonsen JB, Nielsen CB, Als-Nielsen J, Bjørnholm T, Sølling TI, Nielsen MM, Bunk O, Kjaer K, Tchebotareva N, Watson MD, Müllen K and Piris J
Langmuir, American Chemical Society (Acs) vol. 20 (10), 4139-4146.
09-04-2004
Grants
Grants of specific relevance to the Centre for Chemical ResearchSplit-site scholarship: Deepak Kumar INCN-2024-171Christian Nielsen
£4,800 FCO Foreign & Commonwealth Office - GOV UK
16-09-2024 - 15-09-2025
Bioelectronic Sensors: From Synthesis to DeviceChristian Nielsen and Dilara Gunturkun
£3,285 RSC The Royal Society of Chemistry
01-08-2024 - 31-07-2025
Deliberate imperfection: topological design of defects within grapheneChristian Nielsen
£75,566 Leverhulme Trust
01-04-2024 - 31-03-2028
Sequence-Defined Pi-Conjugated Materials - EPSRC CASE conversionChristian Nielsen and Andrew Livingston
£62,500 CDT Cambridge Display Technology Limited
01-10-2023 - 31-03-2027
FET Open 2020: Mixed Ionic and electronic Transport In Conjugated polymers for bioelectronicsChristian Nielsen
£268,744 EU Commission - Horizon 2020
01-02-2021 - 31-07-2025
Making organic solar cell materials processable from water (Blair Hirst)Christian Nielsen
£3,203 RSC The Royal Society of Chemistry
01-07-2024 - 31-08-2024
Non-Fullerene Acceptors: Scholarship Mr Zeeshan AbidChristian Nielsen
£1,750 HEC Pakistan Higher Education Commission, Pakistan
03-01-2022 - 02-12-2022
Implantable organic bio-electronics for long-term stable neural recording and stimulationChristian Nielsen and Jorge Borges Gonzalez
£9,560 MRC Medical Research Council
01-04-2019 - 30-06-2022
Additive-Stabilized Polymer Electronics ManufacturingChristian Nielsen
£223,856 EPSRC Engineering and Physical Sciences Research Council
01-07-2018 - 31-12-2021
Organic Bioelectronic Sensors for Epilepsy DiagnosisChristian Nielsen
£99,924 AMS Academy of Medical Sciences
01-09-2017 - 29-02-2020
A new materials platform for organic bioelectronic sensorsChristian Nielsen
£15,000 Royal Society
15-08-2017 - 14-08-2018
Centre for Advanced MaterialsWilliam Gillin and Christian Nielsen
£157,625 EPSRC Engineering and Physical Sciences Research Council
01-12-2016 - 30-11-2022