| High growth rate hydride vapor phase epitaxy at low temperature through use of uncracked hydrides KL Schulte, A Braun, J Simon, AJ Ptak Applied Physics Letters 112 (4), 2018 | 34 | 2018 |
| High‐Efficiency Solar Cells Grown on Spalled Germanium for Substrate Reuse without Polishing JS Mangum, AD Rice, J Chen, J Chenenko, EWK Wong, AK Braun, ... Advanced Energy Materials 12 (29), 2201332, 2022 | 16 | 2022 |
| GaAs solar cells grown on acoustically spalled GaAs substrates with 27% efficiency KL Schulte, SW Johnston, AK Braun, JT Boyer, AN Neumann, ... Joule 7 (7), 1529-1542, 2023 | 9 | 2023 |
| Controlled spalling of (100)-oriented GaAs with a nanoimprint lithography interlayer for thin-film layer transfer without facet formation AK Braun, S Theingi, WE McMahon, AJ Ptak, CE Packard Thin Solid Films 742, 139049, 2022 | 8 | 2022 |
| Design of planarizing growth conditions on unpolished and faceted (100)-oriented GaAs substrates using hydride vapor phase epitaxy AK Braun, KL Schulte, J Simon, AJ Ptak, CE Packard Crystal Growth & Design 23 (2), 1195-1204, 2023 | 6 | 2023 |
| Planarization of Rough (100) GaAs Substrates via Growth by Hydride Vapor Phase Epitaxy AK Braun, MA Steiner, CE Packard, AJ Ptak 2021 IEEE 48th Photovoltaic Specialists Conference (PVSC), 1437-1439, 2021 | 5 | 2021 |
| Control of surface morphology during the growth of (110)-oriented GaAs by hydride vapor phase epitaxy W Metaferia, AK Braun, J Simon, CE Packard, AJ Ptak, KL Schulte Crystal Growth & Design 21 (7), 3916-3921, 2021 | 4 | 2021 |
| Recent HVPE grown solar cells at NREL J Simon, DM Roberts, J Boyer, KL Schulte, A Braun, AN Perna, AJ Ptak 2021 IEEE 48th Photovoltaic Specialists Conference (PVSC), 1545-1547, 2021 | 3 | 2021 |
| Facet Suppression in (100) GaAs spalling via use of a Nanoimprint Lithography Release Layer AK Braun, S Theingi, AJ Ptak, CE Packard 2021 IEEE 48th Photovoltaic Specialists Conference (PVSC), 1507-1509, 2021 | 3 | 2021 |
| 24% Single‐Junction GaAs Solar Cell Grown Directly on Growth‐Planarized Facets Using Hydride Vapor Phase Epitaxy AK Braun, JT Boyer, KL Schulte, WE McMahon, J Simon, AN Perna, ... Advanced Energy Materials 14 (3), 2302035, 2024 | 1 | 2024 |
| Analysis of crystalline defects caused by growth on partially planarized spalled (100) GaAs substrates JT Boyer, AK Braun, KL Schulte, J Simon, SW Johnston, HL Guthrey, ... Crystals 13 (4), 681, 2023 | 1 | 2023 |
| Planarizing HVPE growth on GaAs substrates produced by controlled spalling AK Braun, WE McMahon, AN Perna, KL Schulte, CE Packard, AJ Ptak 2022 IEEE 49th Photovoltaics Specialists Conference (PVSC), 0198-0198, 2022 | 1 | 2022 |
| Ultrathin III-V solar cells with light-trapping structures fabricated in situ using an HVPE reactor AN Perna, AK Braun, KL Schulte, J Simon, CE Packard, AJ Ptak 2022 IEEE 49th Photovoltaics Specialists Conference (PVSC), 1265-1265, 2022 | 1 | 2022 |
| In Situ Smoothing of Facets on Spalled GaAs (100) Substrates during OMVPE Growth of III–V Epilayers, Solar Cells, and Other Devices: The Impact of Surface Impurities/Dopants WE McMahon, AK Braun, AN Perna, PG Coll, KL Schulte, JT Boyer, ... Crystal Growth & Design, 2024 | | 2024 |
| Nucleation and Growth of GaAs on a Carbon Release Layer by Halide Vapor Phase Epitaxy DM Roberts, H Kim, EL McClure, K Lu, JS Mangum, AK Braun, AJ Ptak, ... ACS omega 8 (47), 45088-45095, 2023 | | 2023 |
| Light-trapping structures fabricated in situ for ultrathin III-V solar cells AN Perna, KL Schulte, J Simon, AK Braun, DR Diercks, CE Packard, ... Journal of Applied Physics 134 (13), 2023 | | 2023 |
| Improving Performance of III-V Solar Cells Grown on Spalled Germanium with Ex Situ Substrate Planarization JS Mangum, AK Braun, A Perna, JF Geisz, AJ Ptak, CE Packard, ... 2023 IEEE 50th Photovoltaic Specialists Conference (PVSC), 1-4, 2023 | | 2023 |
| Effect of Surface Morphology on GaAs Solar Cells Grown on Planarized Spalled (100) GaAs Substrates AK Braun, JT Boyer, KL Schulte, J Simon, SW Johnston, MA Steiner, ... 2023 IEEE 50th Photovoltaic Specialists Conference (PVSC), 1-1, 2023 | | 2023 |
| In-Situ Smoothing of Facets on Spalled GaAs (100) Substrates During OMPVE Growth of III-V Solar Cells WE McMahon, AK Braun, AN Perna, PG Coll, KL Schulte, JT Boyer, ... 2023 IEEE 50th Photovoltaic Specialists Conference (PVSC), 1-1, 2023 | | 2023 |
| Morphology Control of Growth by Hydride Vapor Phase Epitaxy on Faceted GaAs Substrates Produced by Controlled Spalling for Low Cost III-V Devices AK Braun, JT Boyer, WE McMahon, KL Schulte, J Simon, CE Packard, ... National Renewable Energy Laboratory (NREL), Golden, CO (United States), 2023 | | 2023 |
