John F. Geisz

Band Anticrossing in GaInNAs Alloys

W. Walukiewicz, Joel W. Ager, E. E. Haller et al. · Physical Review Letters · 1999 · 1.6K citations

Natural Sciences, Materials Science, Physics +15

Six-junction III–V solar cells with 47.1% conversion efficiency under 143 Suns concentration

John F. Geisz, Ryan M. France, Kevin L. Schulte et al. · Nature Energy · 2020 · 687 citations · Full text

Engineering, Electrical Engineering, Materials Science +12

Raising the one-sun conversion efficiency of III–V/Si solar cells to 32.8% for two junctions and 35.9% for three junctions

Stephanie Essig, Christophe Allebé, Timothy Remo et al. · Nature Energy · 2017 · 557 citations · Full text

Engineering, Electrical Engineering, Materials Engineering +14

40.8% efficient inverted triple-junction solar cell with two independently metamorphic junctions

John F. Geisz, Daniel J. Friedman, Jas S. Ward et al. · Applied Physics Letters · 2008 · 480 citations

Engineering, Materials Engineering, Materials Science +16

1-eV solar cells with GaInNAs active layer

Daniel J. Friedman, John F. Geisz, Sarah Kurtz et al. · Journal of Crystal Growth · 1998 · 418 citations

Engineering, Electrical Engineering, Materials Science +14