Exceeding 20% efficiency with in situ group V doping in polycrystalline CdTe solar cells WK Metzger, S Grover, D Lu, E Colegrove, J Moseley, CL Perkins, X Li, ... Nature Energy 4 (10), 837-845, 2019 | 332 | 2019 |
Polycrystalline CdSeTe/CdTe Absorber Cells With 28 mA/cm2 Short-Circuit Current AH Munshi, J Kephart, A Abbas, J Raguse, JN Beaudry, K Barth, J Sites, ... IEEE Journal of Photovoltaics 8 (1), 310-314, 2017 | 253 | 2017 |
Band alignment of front contact layers for high-efficiency CdTe solar cells JM Kephart, JW McCamy, Z Ma, A Ganjoo, FM Alamgir, WS Sampath Solar Energy Materials and Solar Cells 157, 266-275, 2016 | 229 | 2016 |
Polycrystalline CdTe photovoltaics with efficiency over 18% through improved absorber passivation and current collection AH Munshi, JM Kephart, A Abbas, TM Shimpi, KL Barth, JM Walls, ... Solar Energy Materials and Solar Cells 176, 9-18, 2018 | 197 | 2018 |
Sputter-deposited oxides for interface passivation of CdTe photovoltaics JM Kephart, A Kindvall, D Williams, D Kuciauskas, P Dippo, A Munshi, ... IEEE Journal of Photovoltaics 8 (2), 587-593, 2018 | 140 | 2018 |
Optimization of CdTe thin-film solar cell efficiency using a sputtered, oxygenated CdS window layer RM Kephart, JM: Geisthardt, WS Sampath Progress in Photovoltaics: Research and Applications, 2015 | 131 | 2015 |
Effect of CdCl2 passivation treatment on microstructure and performance of CdSeTe/CdTe thin-film photovoltaic devices AH Munshi, JM Kephart, A Abbas, A Danielson, G Gḗlinas, JN Beaudry, ... Solar Energy Materials and Solar Cells 186, 259-265, 2018 | 113 | 2018 |
Single vacuum chamber with multiple close space sublimation sources to fabricate CdTe solar cells DE Swanson, JM Kephart, PS Kobyakov, K Walters, KC Cameron, ... Journal of Vacuum Science & Technology A 34 (2), 2016 | 92 | 2016 |
Obtaining large columnar CdTe grains and long lifetime on nanocrystalline CdSe, MgZnO, or CdS layers M Amarasinghe, E Colegrove, J Moseley, H Moutinho, D Albin, J Duenow, ... Advanced Energy Materials 8 (11), 1702666, 2018 | 70 | 2018 |
Recombination velocity less than 100 cm/s at polycrystalline Al2O3/CdSeTe interfaces D Kuciauskas, JM Kephart, J Moseley, WK Metzger, WS Sampath, ... Applied Physics Letters 112 (26), 2018 | 68 | 2018 |
Progress and challenges with CdTe cell efficiency J Sites, A Munshi, J Kephart, D Swanson, WS Sampath 2016 IEEE 43rd photovoltaic specialists conference (PVSC), 3632-3635, 2016 | 53 | 2016 |
Sputtered, oxygenated CdS window layers for higher current in CdS/CdTe thin film solar cells JM Kephart, R Geisthardt, WS Sampath 2012 38th IEEE Photovoltaic Specialists Conference, 000854-000858, 2012 | 52 | 2012 |
Ligand-exchanged CZTS nanocrystal thin films: does nanocrystal surface passivation effectively improve photovoltaic performance? L Korala, MB Braun, JM Kephart, Z Tregillus, AL Prieto Chemistry of Materials 29 (16), 6621-6629, 2017 | 48 | 2017 |
Characterization of sulfur bonding in CdS: O buffer layers for CdTe-based thin-film solar cells DA Duncan, JM Kephart, K Horsley, M Blum, M Mezher, L Weinhardt, ... ACS applied materials & interfaces 7 (30), 16382-16386, 2015 | 46 | 2015 |
Influence of CdTe deposition temperature and window thickness on CdTe grain size and lifetime after CdCl 2 recrystallization M Amarasinghe, E Colegrove, H Moutinho, D Albin, J Duenow, ... IEEE Journal of photovoltaics 8 (2), 600-603, 2018 | 24 | 2018 |
Reduction of window layer optical losses in CdS/CdTe solar cells using a float-line manufacturable HRT layer JM Kephart, RM Geisthardt, Z Ma, J McCamy, WS Sampath 2013 IEEE 39th Photovoltaic Specialists Conference (PVSC), 1653-1657, 2013 | 24 | 2013 |
Effect of the cadmium chloride treatment on RF sputtered Cd0. 6Zn0. 4Te films for application in multijunction solar cells TM Shimpi, JM Kephart, DE Swanson, AH Munshi, WS Sampath, A Abbas, ... Journal of Vacuum Science & Technology A 34 (5), 2016 | 20 | 2016 |
Optimization of the front contact to minimize short-circuit current losses in CdTe thin-film solar cells JM Kephart Colorado State University, 2015 | 18 | 2015 |
Local Electronic Structure Changes in Polycrystalline CdTe with CdCl2 Treatment and Air Exposure M Berg, JM Kephart, A Munshi, WS Sampath, T Ohta, C Chan ACS applied materials & interfaces 10 (11), 9817-9822, 2018 | 17 | 2018 |
Sublimation of Mg onto CdS/CdTe films fabricated by advanced deposition system PS Kobyakov, JM Kephart, WS Sampath 2011 37th IEEE Photovoltaic Specialists Conference, 002740-002745, 2011 | 16 | 2011 |