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Publications:  Dr Christian Nielsen

Parr ZS, Rashid RB, Paulsen BD, Poggi B, Tan E, Freeley M, Palma M, Abrahams I et al.(2020). Semiconducting Small Molecules as Active Materials for p-Type Accumulation Mode Organic Electrochemical Transistors. Advanced Electronic Materials
Bronstein H, Nielsen CB, Schroeder BC, McCulloch I(2020). The role of chemical design in the performance of organic semiconductors. Nature Reviews Chemistry
Guilbert AAY, Zbiri M, Finn PA, Jenart M, Fouquet P, Cristiglio V, Frick B, Nelson J et al.(2019). Mapping Micro-Structural Dynamics up to the nanosecond of the Conjugated Polymer P3HT in the Solid State. Chemistry of Materials
Parr ZS, Halaksa R, Finn PA, Rashid RB, Kovalenko A, Weiter M, Rivnay J, Kraj¿ovi¿ J et al.(2019). Glycolated Thiophene-Tetrafluorophenylene Copolymers for Bioelectronic Applications: Synthesis by Direct Heteroarylation Polymerisation. ChemPlusChem
Kang K, Schott S, Venkateshvaran D, Broch K, Schweicher G, Harkin D, Jellett C, Nielsen CB et al.(2019). Investigation of the thermoelectric response in conducting polymers doped by solid-state diffusion. Materials Today Physics vol. 8, 112-122.
BORGES GONZALEZ J, KOUSSEFF CJ, NIELSEN CB(2019). Organic semiconductors for biological sensing. Journal of Materials Chemistry C
Nikolka M, Schweicher G, Armitage J, Nasrallah I, Jellett C, Guo Z, Hurhangee M, Sadhanala A et al.(2018). Performance Improvements in Conjugated Polymer Devices by Removal of Water-Induced Traps. Adv Matere1801874-e1801874.
Giovannitti A, Thorley KJ, Nielsen CB, Li J, Donahue MJ, Malliaras GG, Rivnay J, Mcculloch I(2018). Redox-Stability of Alkoxy-BDT Copolymers and their Use for Organic Bioelectronic Devices. Advanced Functional Materials
Schott S, McNellis ER, Nielsen CB, Chen H-Y, Watanabe S, Tanaka H, McCulloch I, Takimiya K et al.(2017). Tuning the effective spin-orbit coupling in molecular semiconductors. Nat Commun vol. 8, 15200-15200.
Neophytou M, Griffiths J, Fraser J, Kirkus M, Chen H, Nielsen CB, McCulloch I(2017). High mobility, hole transport materials for highly efficient PEDOT:PSS replacement in inverted perovskite solar cells. JOURNAL OF MATERIALS CHEMISTRY C vol. 5, (20) 4940-4945.
Spicer CD, Booth MA, Mawad D, Armgarth A, Nielsen CB, Stevens MM(2017). Synthesis of Hetero-bifunctional, End-Capped Oligo-EDOT Derivatives. Chem vol. 2, (1) 125-138.
Qiu W, Bastos JP, Dasgupta S, Merckx T, Cardinaletti I, Jenart MVC, Nielsen CB, Gehlhaar R et al.(2017). Highly efficient perovskite solar cells with crosslinked PCBM interlayers. Journal of Materials Chemistry A vol. 5, (6) 2466-2472.
Giovannitti A, Sbircea D-T, Inal S, Nielsen CB, Bandiello E, Hanifi DA, Sessolo M, Malliaras GG et al.(2016). Controlling the mode of operation of organic transistors through side-chain engineering. Proc Natl Acad Sci U S A vol. 113, (43) 12017-12022.
Giovannitti A, Nielsen CB, Sbircea DT, Inal S, Donahue M, Niazi MR, Hanifi DA, Amassian A et al.(2016). N-type organic electrochemical transistors with stability in water. Nature Communications vol. 7, Article 13066,
Rochford LA, Jones TS, Nielsen CB(2016). Epitaxial Templating of C60 with a Molecular Monolayer. Journal of Physical Chemistry Letters vol. 7, (17) 3487-3490.
Knall AC, Ashraf RS, Nikolka M, Nielsen CB, Purushothaman B, Sadhanala A, Hurhangee M, Broch K et al.(2016). Naphthacenodithiophene Based Polymers—New Members of the Acenodithiophene Family Exhibiting High Mobility and Power Conversion Efficiency. Advanced Functional Materials vol. 26, (38) 6961-6969.
Nielsen CB, Giovannitti A, Sbircea D-T, Bandiello E, Niazi MR, Hanifi DA, Sessolo M, Amassian A et al.(2016). Molecular Design of Semiconducting Polymers for High-Performance Organic Electrochemical Transistors. J Am Chem Soc vol. 138, (32) 10252-10259.
Rochford LA, Ramadan AJ, Holliday S, Jones TS, Nielsen CB(2016). The effect of fluorination on the surface structure of truxenones. RSC Advances vol. 6, (71) 67315-67318.
Nielsen CB, Hammerum S(2016). Secondary kinetic deuterium isotope effects. The CC cleavage of labeled tetramethylethylenediamine radical cations-Who gets to keep the electron?. International Journal of Mass Spectrometry
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.
Guilbert AA, Zbiri M, Jenart MV, Nielsen CB, Nelson J(2016). New Insights into the Molecular Dynamics of P3HT:PCBM Bulk Heterojunction: A Time-of-Flight Quasi-Elastic Neutron Scattering Study. Journal of Physical Chemistry Letters vol. 7, (12) 2252-2257.
Biniek L, Nielsen CB(2016). Organic photovoltaics: More than ever, an Interdisciplinary field. Polymers vol. 8, (3)
Giovannitti A, Nielsen CB, Rivnay J, Kirkus M, Harkin DJ, White AJP, Sirringhaus H, Malliaras GG et al.(2016). Sodium and Potassium Ion Selective Conjugated Polymers for Optical Ion Detection in Solution and Solid State. Advanced Functional Materials vol. 26, (4) 514-523.
Yue W, Nikolka M, Xiao M, Sadhanala A, Nielsen CB, White AJP, Chen HY, Onwubiko A et al.(2016). Azaisoindigo conjugated polymers for high performance n-type and ambipolar thin film transistor applications. Journal of Materials Chemistry C vol. 4, (41) 9704-9710.
Ramadan AJ, Nielsen CB, Holliday S, Jones TS, McCulloch I, Rochford LA(2016). Organic/inorganic epitaxy: Commensurate epitaxial growth of truxenone on Cu (111). RSC Advances vol. 6, (21) 17125-17128.
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)
Nielsen CB, Holliday S, Chen HY, Cryer SJ, McCulloch I(2015). Non-Fullerene Electron Acceptors for Use in Organic Solar Cells. Accounts of Chemical Research vol. 48, (11) 2803-2812.
Schroeder BC, Kirkus M, Nielsen CB, Ashraf RS, McCulloch I(2015). Dithienosilolothiophene: A New Polyfused Donor for Organic Electronics. Macromolecules vol. 48, (16) 5557-5562.
Yue W, Ashraf RS, Nielsen CB, Collado-Fregoso E, Niazi MR, Yousaf SA, Kirkus M, Chen HY et al.(2015). A Thieno[3,2-b][1]benzothiophene Isoindigo Building Block for Additive- and Annealing-Free High-Performance Polymer Solar Cells. Advanced Materials vol. 27, (32) 4702-4707.
Nielsen CB, White AJP, McCulloch I(2015). Effect of Fluorination of 2,1,3-Benzothiadiazole. Journal of Organic Chemistry vol. 80, (10) 5045-5048.
Ashraf RS, Meager I, Nikolka M, Kirkus M, Planells M, Schroeder BC, Holliday S, Hurhangee M et al.(2015). Chalcogenophene comonomer comparison in small band gap diketopyrrolopyrrole-based conjugated polymers for high-performing field-effect transistors and organic solar cells. Journal of the American Chemical Society vol. 137, (3) 1314-1321.
Holliday S, Ashraf RS, Nielsen CB, Kirkus M, Röhr JA, Tan CH, Collado-Fregoso E, Knall AC et al.(2015). A rhodanine flanked nonfullerene acceptor for solution-processed organic photovoltaics. Journal of the American Chemical Society vol. 137, (2) 898-904.
Nielsen CB, Ashraf RS, Treat ND, Schroeder BC, Donaghey JE, White AJP, Stingelin N, Mcculloch I(2015). 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%. Advanced Materials
Qiu W, Paetzold UW, Gehlhaar R, Smirnov V, Boyen HG, Tait JG, Conings B, Zhang W et al.(2015). An electron beam evaporated TiO<inf>2</inf> layer for high efficiency planar perovskite solar cells on flexible polyethylene terephthalate substrates. Journal of Materials Chemistry A vol. 3, (45) 22824-22829.
Rumer JW, Ashraf RS, Eisenmenger ND, Huang Z, Meager I, Nielsen CB, Schroeder BC, Chabinyc ML et al.(2015). Dual function additives: A small molecule crosslinker for enhanced efficiency and stability in organic solar cells. Advanced Energy Materials vol. 5, (9)
Schroeder BC, Nielsen CB, Westacott P, Smith J, Rossbauer S, Anthopoulos TD, Stingelin N, McCulloch I(2015). Effects of alkyl chain positioning on conjugated polymer microstructure and field-effect mobilities. MRS Communications vol. 5, (3) 435-440.
Meager I, Nikolka M, Schroeder BC, Nielsen CB, Planells M, Bronstein H, Rumer JW, James DI et al.(2014). Thieno[3,2-b]thiophene flanked isoindigo polymers for high performance ambipolar OFET applications. Advanced Functional Materials vol. 24, (45) 7109-7115.
Meager I, Ashraf RS, Nielsen CB, Donaghey JE, Huang Z, Bronstein H, Durrant JR, McCulloch I(2014). Power conversion efficiency enhancement in diketopyrrolopyrrole based solar cells through polymer fractionation. Journal of Materials Chemistry C vol. 2, (40) 8593-8598.
Nielsen CB, Voroshazi E, Holliday S, Cnops K, Cheyns D, McCulloch I(2014). Electron-deficient truxenone derivatives and their use in organic photovoltaics. Journal of Materials Chemistry A vol. 2, (31) 12348-12354.
Rumer JW, Schroeder BC, Nielsen CB, Ashraf RS, Beatrup D, Bronstein H, Cryer SJ, Donaghey JE et al.(2014). Bis-lactam-based donor polymers for organic solar cells: Evolution by design. Thin Solid Films vol. 560, 82-85.
Schroeder BC, Rossbauer S, Kline RJ, Biniek L, Watkins SE, Anthopoulos TD, McCulloch I, Nielsen CB(2014). Benzotrithiophene copolymers: Influence of molecular packing and energy levels on charge carrier mobility. Macromolecules vol. 47, (9) 2883-2890.
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.
Nielsen CB, McCulloch I(2013). Recent advances in transistor performance of polythiophenes. Progress in Polymer Science vol. 38, (12) 2053-2069.
Nielsen CB, Ashraf RS, Rossbauer S, Anthopoulos T, McCulloch I(2013). Post-polymerization ketalization for improved organic photovoltaic materials. Macromolecules vol. 46, (19) 7727-7732.
Nielsen CB, Turbiez M, McCulloch I(2013). Recent advances in the development of semiconducting DPP-containing polymers for transistor applications. Advanced Materials vol. 25, (13) 1859-1880.
Bansal N, Reynolds LX, MacLachlan A, Lutz T, Ashraf RS, Zhang W, Nielsen CB, McCulloch I et al.(2013). Influence of crystallinity and energetics on charge separation in polymer-inorganic nanocomposite films for solar cells. Sci Rep vol. 3, 1531-1531.
Nielsen CB, Sohn EH, Cho DJ, Schroeder BC, Smith J, Lee M, Anthopoulos TD, Song K et al.(2013). Improved field-effect transistor performance of a benzotrithiophene polymer through ketal cleavage in the solid state. ACS Applied Materials and Interfaces vol. 5, (5) 1806-1810.
Zhong H, Li Z, Deledalle F, Fregoso EC, Shahid M, Fei Z, Nielsen CB, Yaacobi-Gross N et al.(2013). Fused dithienogermolodithiophene low band gap polymers for high-performance organic solar cells without processing additives. Journal of the American Chemical Society vol. 135, (6) 2040-2043.
Bronstein H, Frost JM, Hadipour A, Kim Y, Nielsen CB, Ashraf RS, Rand BP, Watkins S et al.(2013). Effect of fluorination on the properties of a donor-acceptor copolymer for use in photovoltaic cells and transistors. Chemistry of Materials vol. 25, (3) 277-285.
Biniek L, Schroeder BC, Donaghey JE, Yaacobi-Gross N, Ashraf RS, Soon YW, Nielsen CB, Durrant JR et al.(2013). New fused bis-thienobenzothienothiophene copolymers and their use in organic solar cells and transistors. Macromolecules vol. 46, (3) 727-735.
Nielsen CB, Voroshazi E, Holliday S, Cnops K, Rand BP, McCulloch I(2013). Efficient truxenone-based acceptors for organic photovoltaics. Journal of Materials Chemistry A vol. 1, (1) 73-76.
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.
Biniek L, Schroeder BC, Nielsen CB, McCulloch I(2012). Recent advances in high mobility donor-acceptor semiconducting polymers. Journal of Materials Chemistry vol. 22, (30) 14803-14813.
Schroeder BC, Shahid Ashraf R, Thomas S, White AJP, Biniek L, Nielsen CB, Zhang W, Huang Z et al.(2012). Synthesis of novel thieno[3,2-b]thienobis(silolothiophene) based low bandgap polymers for organic photovoltaics. Chemical Communications vol. 48, (62) 7699-7701.
Nielsen CB, Ashraf RS, Schroeder BC, D¿Angelo P, Watkins SE, Song K, Anthopoulos TD, McCulloch I(2012). Random benzotrithiophene-based donor-acceptor copolymers for efficient organic photovoltaic devices. Chemical Communications vol. 48, (47) 5832-5834.
McCulloch I, Ashraf RS, Biniek L, Bronstein H, Combe C, Donaghey JE, James DI, Nielsen CB et al.(2012). Design of semiconducting indacenodithiophene polymers for high performance transistors and solar cells. Accounts of Chemical Research vol. 45, (5) 714-722.
Kirkpatrick J, Nielsen CB, Zhang W, Bronstein H, Ashraf RS, Heeney M, McCulloch I(2012). A systematic approach to the design optimization of light-absorbing indenofluorene polymers for organic photovoltaics. Advanced Energy Materials vol. 2, (2) 260-265.
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.
Donaghey JE, Ashraf RS, Kim Y, Huang ZG, Nielsen CB, Zhang W, Schroeder B, Grenier CRG et al.(2011). Pyrroloindacenodithiophene containing polymers for organic field effect transistors and organic photovoltaics. Journal of Materials Chemistry vol. 21, (46) 18744-18752.
Nielsen CB, Schroeder BC, Hadipour A, Rand BP, Watkins SE, McCulloch I(2011). A benzotrithiophene-based low band gap polymer for polymer solar cells with high open-circuit voltage. Journal of Materials Chemistry vol. 21, (44) 17642-17645.
Schroeder BC, Nielsen CB, Kim YJ, Smith J, Huang Z, Durrant J, Watkins SE, Song K et al.(2011). Benzotrithiophene Co-polymers with high charge carrier mobilities in field-effect transistors. Chemistry of Materials vol. 23, (17) 4025-4031.
Nielsen CB, Fraser JM, Schroeder BC, Du J, White AJP, Zhang W, McCulloch I(2011). Benzotrithiophene - A planar, electron-rich building block for organic semiconductors. Organic Letters vol. 13, (9) 2414-2417.
Mavrinskiy A, Nielsen CB, Reynolds JR, Müllen K, Pisula W(2011). Influence of the alkyl mantle on the self-assembly of phenylene-thienylene- based oligomers. Chemistry of Materials vol. 23, (7) 1939-1945.
Tuladhar SM, Sims M, Kirkpatrick J, Maher RC, Chatten AJ, Bradley DDC, Nelson J, Etchegoin PG et al.(2009). Influence of alkyl chain length on charge transport in symmetrically substituted poly(2,5-dialkoxy-p-phenylenevinylene) polymers. Physical Review B - Condensed Matter and Materials Physics vol. 79, (3)
Tuladhar SM, Sims M, Choulis SA, Nielsen CB, George WN, Steinke JHG, Bradley DDC, Nelson J(2009). Influence of side chain symmetry on the performance of poly(2,5-dialkoxy-p-phenylenevinylene): fullerene blend solar cells. Organic Electronics vol. 10, (4) 562-567.
Nielsen CB, Angerhofer A, Abboud KA, Reynolds JR(2008). Discrete photopatternable π-conjugated oligomers for electrochromic devices. Journal of the American Chemical Society vol. 130, (30) 9734-9746.
Sims M, Tuladhar SM, Nelson J, Maher RC, Campoy-Quiles M, Choulis SA, Mairy M, Bradley DDC et al.(2007). Correlation between microstructure and charge transport in poly(2,5-dimethoxy- p -phenylenevinylene) thin films. Physical Review B - Condensed Matter and Materials Physics vol. 76, (19)
Nielsen CB, Bjørnholm T(2005). Structure-property relations of regiosymmetrical 3,4-dioxy-functionalized polythiophenes. Macromolecules vol. 38, (25) 10379-10387.
Nielsen CB, Bjørnholm T(2004). New regiosymmetrical dioxopyrrolo- and dihydropyrrolo-functionalized polythiophenes. Organic Letters vol. 6, (19) 3381-3384.
Laursen BW, Nørgaard K, Reitzel N, Simonsen JB, Nielsen CB, Als-Nielsen J, Bjørnholm T, Sølling TI et al.(2004). Macroscopic alignment of graphene stacks by langmuir-blodgett deposition of amphiphilic hexabenzocoronenes. Langmuir vol. 20, (10) 4139-4146.
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