Beyond Langevin recombination: How equilibrium between free carriers and charge transfer states determines the open‐circuit voltage of organic solar cells TM Burke, S Sweetnam, K Vandewal, MD McGehee Advanced Energy Materials 5 (11), 1500123, 2015 | 435 | 2015 |
Charge‐carrier mobility requirements for bulk heterojunction solar cells with high fill factor and external quantum efficiency> 90% JA Bartelt, D Lam, TM Burke, SM Sweetnam, MD McGehee Advanced Energy Materials 5 (15), 1500577, 2015 | 254 | 2015 |
Characterization of the polymer energy landscape in polymer: fullerene bulk heterojunctions with pure and mixed phases S Sweetnam, KR Graham, GO Ngongang Ndjawa, T Heumüller, ... Journal of the American Chemical Society 136 (40), 14078-14088, 2014 | 239 | 2014 |
Molecular packing and solar cell performance in blends of polymers with a bisadduct fullerene N Cates, S Sweetnam, ET Hoke, R Gysel, CE Miller, JA Bartelt, X Xie, ... Nano letters 12 (3), 1566-1570, 2012 | 177 | 2012 |
Use of X-ray diffraction, molecular simulations, and spectroscopy to determine the molecular packing in a polymer-fullerene bimolecular crystal NC Miller, R Gysel, S Sweetnam, MD McGehee, E Cho, MJN Junk, ... Advanced Materials (Weinheim) 24, 2012 | 162 | 2012 |
Factors governing intercalation of fullerenes and other small molecules between the side chains of semiconducting polymers used in solar cells N Cates, E Cho, R Gysel, C Risko, V Coropceanu, CE Miller, S Sweetnam, ... Advanced Energy Materials 2 (10), 1208-1217, 2012 | 148 | 2012 |
Electron Barrier Formation at the Organic‐Back Contact Interface is the First Step in Thermal Degradation of Polymer Solar Cells IT Sachs‐Quintana, T Heumüller, WR Mateker, DE Orozco, ... Advanced Functional Materials 24 (25), 3978-3985, 2014 | 129 | 2014 |
The Roles of Structural Order and Intermolecular Interactions in Determining Ionization Energies and Charge‐Transfer State Energies in Organic Semiconductors KR Graham, GON Ndjawa, SM Conron, R Munir, K Vandewal, JJ Chen, ... Advanced Energy Materials 6 (22), 1601211, 2016 | 64 | 2016 |
The impact of donor–acceptor phase separation on the charge carrier dynamics in pBTTT: PCBM photovoltaic blends DW Gehrig, IA Howard, S Sweetnam, TM Burke, MD McGehee, F Laquai Macromolecular rapid communications 36 (11), 1054-1060, 2015 | 39 | 2015 |
Improved electronic coupling in hybrid organic–inorganic nanocomposites employing thiol-functionalized P3HT and bismuth sulfide nanocrystals L Martínez, S Higuchi, AJ MacLachlan, A Stavrinadis, N Cates, ... Nanoscale 6 (17), 10018-10026, 2014 | 31 | 2014 |
Bifurcations and sudden current change in ensembles of classically chaotic ratchets A Kenfack, SM Sweetnam, AK Pattanayak Physical Review E—Statistical, Nonlinear, and Soft Matter Physics 75 (5 …, 2007 | 31 | 2007 |
How the energetic landscape in the mixed phase of organic bulk heterojunction solar cells evolves with fullerene content S Sweetnam, R Prasanna, TM Burke, JA Bartelt, MD McGehee The Journal of Physical Chemistry C 120 (12), 6427-6434, 2016 | 29 | 2016 |
Characterizing the polymer: fullerene intermolecular interactions S Sweetnam, K Vandewal, E Cho, C Risko, V Coropceanu, A Salleo, ... Chemistry of Materials 28 (5), 1446-1452, 2016 | 25 | 2016 |
Solar cell and its production process C Ballif, FJ Haug, S Sweetnam, T Söderström US Patent App. 13/497,657, 2012 | 4 | 2012 |
Enhancement of microcrystalline nip solar cell performance via use of pre-covering layers and H2 treatment S Sweetnam, T Söderström, FJ Haug, O Cubero, X Niquille, ... Thin solid films 519 (16), 5567-5570, 2011 | 1 | 2011 |
Solar cell and its production process C Ballif, F Haug, S Sweetnam, T Soederstroem | 1 | 2011 |
Organic Electronics: The Roles of Structural Order and Intermolecular Interactions in Determining Ionization Energies and Charge‐Transfer State Energies in Organic … KR Graham, GON Ndjawa, SM Conron, R Munir, K Vandewal, JJ Chen, ... Advanced Energy Materials 6 (22), 2016 | | 2016 |
Characterizing Molecular Interactions in Polymer: Fullerene Solar Cells SM Sweetnam Stanford University, 2015 | | 2015 |
Improved electronic coupling in hybrid organic-inorganic nanocomposites employing thiol-functionalized P3HT and non-toxic bismuth sulfide nanocrystals L Martínez, S Higuchi, AJ MacLachlan, A Stavrinadis, NC Miller, ... | | |