Raja Shahid Ashraf
Raja Shahid Ashraf
Department of Chemistry, GCU Lahore
Verified email at gcu.edu.pk
Title
Cited by
Cited by
Year
Thieno[3,2-b]thiophene−Diketopyrrolopyrrole-Containing Polymers for High-Performance Organic Field-Effect Transistors and Organic Photovoltaic Devices
H Bronstein, Z Chen, RS Ashraf, W Zhang, J Du, JR Durrant, ...
Journal of the American Chemical Society 133 (10), 3272-3275, 2011
8932011
High-efficiency and air-stable P3HT-based polymer solar cells with a new non-fullerene acceptor
S Holliday, RS Ashraf, A Wadsworth, D Baran, SA Yousaf, CB Nielsen, ...
Nature communications 7 (1), 1-11, 2016
8232016
Reducing the efficiency–stability–cost gap of organic photovoltaics with highly efficient and stable small molecule acceptor ternary solar cells
D Baran, RS Ashraf, DA Hanifi, M Abdelsamie, N Gasparini, JA R÷hr, ...
Nature materials 16 (3), 363-369, 2017
6982017
High‐Performance Ambipolar Diketopyrrolopyrrole‐Thieno[3,2‐b]thiophene Copolymer Field‐Effect Transistors with Balanced Hole and Electron Mobilities
Z Chen, MJ Lee, R Shahid Ashraf, Y Gu, S Albert‐Seifried, ...
Advanced materials 24 (5), 647-652, 2012
5392012
Indacenodithiophene semiconducting polymers for high-performance, air-stable transistors
W Zhang, J Smith, SE Watkins, R Gysel, M McGehee, A Salleo, ...
Journal of the American Chemical Society 132 (33), 11437-11439, 2010
4932010
Reduced voltage losses yield 10% efficient fullerene free organic solar cells with> 1 V open circuit voltages
D Baran, T Kirchartz, S Wheeler, S Dimitrov, M Abdelsamie, J Gorman, ...
Energy & environmental science 9 (12), 3783-3793, 2016
4042016
A rhodanine flanked nonfullerene acceptor for solution-processed organic photovoltaics
S Holliday, RS Ashraf, CB Nielsen, M Kirkus, JA Röhr, CH Tan, ...
Journal of the American Chemical Society 137 (2), 898-904, 2015
3992015
Molecular packing of high-mobility diketo pyrrolo-pyrrole polymer semiconductors with branched alkyl side chains
X Zhang, LJ Richter, DM DeLongchamp, RJ Kline, MR Hammond, ...
Journal of the American Chemical Society 133 (38), 15073-15084, 2011
3792011
Chalcogenophene comonomer comparison in small band gap diketopyrrolopyrrole-based conjugated polymers for high-performing field-effect transistors and organic solar cells
RS Ashraf, I Meager, M Nikolka, M Kirkus, M Planells, BC Schroeder, ...
Journal of the American Chemical Society 137 (3), 1314-1321, 2015
2792015
Photocurrent enhancement from diketopyrrolopyrrole polymer solar cells through alkyl-chain branching point manipulation
I Meager, RS Ashraf, S Mollinger, BC Schroeder, H Bronstein, D Beatrup, ...
Journal of the American Chemical Society 135 (31), 11537-11540, 2013
2762013
Design of semiconducting indacenodithiophene polymers for high performance transistors and solar cells
I Mcculloch, RS Ashraf, L Biniek, H Bronstein, C Combe, JE Donaghey, ...
Accounts of chemical research 45 (5), 714-722, 2012
2452012
Competition between the charge transfer state and the singlet states of donor or acceptor limiting the efficiency in polymer: fullerene solar cells
MA Faist, T Kirchartz, W Gong, RS Ashraf, I McCulloch, JC de Mello, ...
Journal of the American Chemical Society 134 (1), 685-692, 2012
2332012
A new thiophene substituted isoindigo based copolymer for high performance ambipolar transistors
RS Ashraf, AJ Kronemeijer, DI James, H Sirringhaus, I McCulloch
Chemical communications 48 (33), 3939-3941, 2012
2262012
Exploring the origin of high optical absorption in conjugated polymers
MS Vezie, S Few, I Meager, G Pieridou, B D÷rling, RS Ashraf, AR Go˝i, ...
Nature materials 15 (7), 746-753, 2016
2022016
Effect of fluorination on the properties of a donor–acceptor copolymer for use in photovoltaic cells and transistors
H Bronstein, JM Frost, A Hadipour, Y Kim, CB Nielsen, RS Ashraf, ...
Chemistry of Materials 25 (3), 277-285, 2013
2022013
Silaindacenodithiophene‐based low band gap polymers–the effect of fluorine substitution on device performances and film morphologies
BC Schroeder, Z Huang, RS Ashraf, J Smith, P D'Angelo, SE Watkins, ...
Advanced Functional Materials 22 (8), 1663-1670, 2012
1852012
Thienopyrazine‐based low‐bandgap poly (heteroaryleneethynylene) s for photovoltaic devices
RS Ashraf, M Shahid, E Klemm, M Al‐Ibrahim, S Sensfuss
Macromolecular rapid communications 27 (17), 1454-1459, 2006
1752006
Indacenodithiophene-co-benzothiadiazole Copolymers for High Performance Solar Cells or Transistors via Alkyl Chain Optimization
H Bronstein, DS Leem, R Hamilton, P Woebkenberg, S King, W Zhang, ...
Macromolecules 44 (17), 6649-6652, 2011
1722011
The influence of polymer purification on photovoltaic device performance of a series of indacenodithiophene donor polymers
RS Ashraf, BC Schroeder, HA Bronstein, Z Huang, S Thomas, RJ Kline, ...
Advanced Materials 25 (14), 2029-2034, 2013
1352013
Silaindacenodithiophene semiconducting polymers for efficient solar cells and high-mobility ambipolar transistors
RS Ashraf, Z Chen, DS Leem, H Bronstein, W Zhang, B Schroeder, ...
Chemistry of Materials 23 (3), 768-770, 2011
1342011
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