Band anticrossing in GaInNAs alloys W Shan, W Walukiewicz, JW Ager III, EE Haller, JF Geisz, DJ Friedman, ...
Physical Review Letters 82 (6), 1221, 1999
2076 1999 Six-junction III–V solar cells with 47.1% conversion efficiency under 143 Suns concentration JF Geisz, RM France, KL Schulte, MA Steiner, AG Norman, HL Guthrey, ...
Nature energy 5 (4), 326-335, 2020
735 2020 40.8% efficient inverted triple-junction solar cell with two independently metamorphic junctions JF Geisz, DJ Friedman, JS Ward, A Duda, WJ Olavarria, TE Moriarty, ...
Applied Physics Letters 93 (12), 2008
639 2008 Raising the one-sun conversion efficiency of III–V/Si solar cells to 32.8% for two junctions and 35.9% for three junctions S Essig, C Allebé, T Remo, JF Geisz, MA Steiner, K Horowitz, L Barraud, ...
Nature Energy 2 (9), 1-9, 2017
594 2017 High-efficiency GaInP∕ GaAs∕ InGaAs triple-junction solar cells grown inverted with a metamorphic bottom junction JF Geisz, S Kurtz, MW Wanlass, JS Ward, A Duda, DJ Friedman, ...
Applied Physics Letters 91 (2), 2007
531 2007 1-eV solar cells with GaInNAs active layer DJ Friedman, JF Geisz, SR Kurtz, JM Olson
Journal of Crystal Growth 195 (1-4), 409-415, 1998
494 1998 III–N–V semiconductors for solar photovoltaic applications JF Geisz, DJ Friedman
Semiconductor Science and Technology 17 (8), 769, 2002
440 2002 Nitrogen-Activated Transitions, Level Repulsion, and Band Gap Reduction in JD Perkins, A Mascarenhas, Y Zhang, JF Geisz, DJ Friedman, JM Olson, ...
Physical review letters 82 (16), 3312, 1999
436 1999 Photocurrent of 1 eV GaInNAs lattice-matched to GaAs JF Geisz, DJ Friedman, JM Olson, SR Kurtz, BM Keyes
Journal of Crystal Growth 195 (1-4), 401-408, 1998
357 1998 Optical enhancement of the open-circuit voltage in high quality GaAs solar cells MA Steiner, JF Geisz, I García, DJ Friedman, A Duda, SR Kurtz
Journal of Applied Physics 113 (12), 2013
343 2013 Enhanced external radiative efficiency for 20.8% efficient single-junction GaInP solar cells JF Geisz, MA Steiner, I Garcia, SR Kurtz, DJ Friedman
Applied Physics Letters 103 (4), 2013
333 2013 Large, nitrogen-induced increase of the electron effective mass in C Skierbiszewski, P Perlin, P Wisniewski, W Knap, T Suski, ...
Applied Physics Letters 76 (17), 2409-2411, 2000
331 2000 Structural changes during annealing of GaInAsN S Kurtz, J Webb, L Gedvilas, D Friedman, J Geisz, J Olson, R King, ...
Applied Physics Letters 78 (6), 748-750, 2001
300 2001 Building a six-junction inverted metamorphic concentrator solar cell JF Geisz, MA Steiner, N Jain, KL Schulte, RM France, WE McMahon, ...
IEEE Journal of Photovoltaics 8 (2), 626-632, 2017
228 2017 Sunlight absorption in water–efficiency and design implications for photoelectrochemical devices H Döscher, JF Geisz, TG Deutsch, JA Turner
Energy & Environmental Science 7 (9), 2951-2956, 2014
227 2014 Effect of nitrogen on the band structure of GaInNAs alloys W Shan, W Walukiewicz, JW Ager III, EE Haller, JF Geisz, DJ Friedman, ...
Journal of applied physics 86 (4), 2349-2351, 1999
225 1999 Carrier control in Sn–Pb perovskites via 2D cation engineering for all-perovskite tandem solar cells with improved efficiency and stability J Tong, Q Jiang, AJ Ferguson, AF Palmstrom, X Wang, J Hao, SP Dunfield, ...
Nature Energy 7 (7), 642-651, 2022
210 2022 Multi-junction solar cells paving the way for super high-efficiency M Yamaguchi, F Dimroth, JF Geisz, NJ Ekins-Daukes
Journal of Applied Physics 129 (24), 2021
185 2021 Band anticrossing in III–N–V alloys W Shan, W Walukiewicz, KM Yu, JW Ager Iii, EE Haller, JF Geisz, ...
physica status solidi (b) 223 (1), 75-85, 2001
175 2001 Realization of GaInP/Si dual-junction solar cells with 29.8% 1-sun efficiency S Essig, MA Steiner, C Allebé, JF Geisz, B Paviet-Salomon, S Ward, ...
IEEE Journal of Photovoltaics 6 (4), 1012-1019, 2016
162 2016 
Daniel J. FriedmanNational Renewable Energy LaboratoryΗ διεύθυνση ηλεκτρονικού ταχυδρομείου έχει επαληθευτεί στον τομέα nrel.gov
