The role of charge recombination to triplet excitons in organic solar cells AJ Gillett, A Privitera, R Dilmurat, A Karki, D Qian, A Pershin, G Londi, ... Nature 597 (7878), 666-671, 2021 | 256 | 2021 |
Understanding the high performance of over 15% efficiency in single‐junction bulk heterojunction organic solar cells A Karki, J Vollbrecht, AL Dixon, N Schopp, M Schrock, GNM Reddy, ... Advanced Materials 31 (48), 1903868, 2019 | 238 | 2019 |
Side-chain engineering of nonfullerene acceptors for near-infrared organic photodetectors and photovoltaics J Lee, SJ Ko, H Lee, J Huang, Z Zhu, M Seifrid, J Vollbrecht, VV Brus, ... ACS Energy Letters 4 (6), 1401-1409, 2019 | 208 | 2019 |
The path to 20% power conversion efficiencies in nonfullerene acceptor organic solar cells A Karki, AJ Gillett, RH Friend, TQ Nguyen Advanced Energy Materials 11 (15), 2003441, 2021 | 193 | 2021 |
Bandgap narrowing in non‐fullerene acceptors: single atom substitution leads to high optoelectronic response beyond 1000 nm J Lee, SJ Ko, M Seifrid, H Lee, BR Luginbuhl, A Karki, M Ford, ... Advanced Energy Materials 8 (24), 1801212, 2018 | 157 | 2018 |
The role of bulk and interfacial morphology in charge generation, recombination, and extraction in non-fullerene acceptor organic solar cells A Karki, J Vollbrecht, AJ Gillett, SS Xiao, Y Yang, Z Peng, N Schopp, ... Energy & Environmental Science 13 (10), 3679-3692, 2020 | 150 | 2020 |
Quantifying the nongeminate recombination dynamics in nonfullerene bulk heterojunction organic solar cells J Vollbrecht, VV Brus, SJ Ko, J Lee, A Karki, DX Cao, K Cho, GC Bazan, ... Advanced Energy Materials 9 (32), 1901438, 2019 | 135 | 2019 |
Thermally stable, highly efficient, ultraflexible organic photovoltaics X Xu, K Fukuda, A Karki, S Park, H Kimura, H Jinno, N Watanabe, ... Proceedings of the National Academy of Sciences 115 (18), 4589-4594, 2018 | 134 | 2018 |
Design of nonfullerene acceptors with near‐infrared light absorption capabilities J Lee, SJ Ko, M Seifrid, H Lee, C McDowell, BR Luginbuhl, A Karki, K Cho, ... Advanced Energy Materials 8 (26), 1801209, 2018 | 114 | 2018 |
Unifying charge generation, recombination, and extraction in low‐offset non‐fullerene acceptor organic solar cells A Karki, J Vollbrecht, AJ Gillett, P Selter, J Lee, Z Peng, N Schopp, ... Advanced Energy Materials 10 (29), 2001203, 2020 | 88 | 2020 |
Quantifying and understanding voltage losses due to nonradiative recombination in bulk heterojunction organic solar cells with low energetic offsets KD Rosenthal, MP Hughes, BR Luginbuhl, NA Ran, A Karki, SJ Ko, H Hu, ... Advanced Energy Materials 9 (27), 1901077, 2019 | 80 | 2019 |
Charge generation and recombination in an organic solar cell with low energetic offsets NA Ran, JA Love, MC Heiber, X Jiao, MP Hughes, A Karki, M Wang, ... Advanced Energy Materials 8 (5), 1701073, 2018 | 77 | 2018 |
Unifying energetic disorder from charge transport and band bending in organic semiconductors A Karki, GJAH Wetzelaer, GNM Reddy, V Nádaždy, M Seifrid, F Schauer, ... Advanced Functional Materials 29 (20), 1901109, 2019 | 76 | 2019 |
Doping polymer semiconductors by organic salts: toward high-performance solution-processed organic field-effect transistors Y Hu, ZD Rengert, C McDowell, MJ Ford, M Wang, A Karki, AT Lill, ... ACS nano 12 (4), 3938-3946, 2018 | 63 | 2018 |
Highly efficient organic photovoltaics with enhanced stability through the formation of doping-induced stable interfaces Z Jiang, F Wang, K Fukuda, A Karki, W Huang, K Yu, T Yokota, K Tajima, ... Proceedings of the National Academy of Sciences 117 (12), 6391-6397, 2020 | 60 | 2020 |
Design of narrow bandgap non-fullerene acceptors for photovoltaic applications and investigation of non-geminate recombination dynamics J Vollbrecht, J Lee, SJ Ko, VV Brus, A Karki, W Le, M Seifrid, MJ Ford, ... Journal of Materials Chemistry C 8 (43), 15175-15182, 2020 | 59 | 2020 |
Electrical tuning of plasmonic conducting polymer nanoantennas A Karki, G Cincotti, S Chen, V Stanishev, V Darakchieva, C Wang, ... Advanced Materials 34 (13), 2107172, 2022 | 35 | 2022 |
Effect of Palladium‐Tetrakis (Triphenylphosphine) Catalyst Traces on Charge Recombination and Extraction in Non‐Fullerene‐based Organic Solar Cells N Schopp, VV Brus, J Lee, A Dixon, A Karki, T Liu, Z Peng, KR Graham, ... Advanced Functional Materials 31 (15), 2009363, 2021 | 30 | 2021 |
Temperature and Light Modulated Open‐Circuit Voltage in Nonfullerene Organic Solar Cells with Different Effective Bandgaps VV Brus, N Schopp, SJ Ko, J Vollbrecht, J Lee, A Karki, GC Bazan, ... Advanced Energy Materials 11 (4), 2003091, 2021 | 28 | 2021 |
The importance of quantifying the composition of the amorphous intermixed phase in organic solar cells S Marina, NP Kaufmann, A Karki, E Gutiérrez‐Meza, ... Advanced Materials 32 (47), 2005241, 2020 | 25 | 2020 |