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Ryan D. Hool
Ryan D. Hool
Department of Materials Science and Engineering, University of Illinois Urbana-Champaign
Verified email at umn.edu
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Cited by
Cited by
Year
Current-matched III–V/Si epitaxial tandem solar cells with 25.0% efficiency
S Fan, JY Zhengshan, RD Hool, P Dhingra, W Weigand, M Kim, ED Ratta, ...
Cell reports physical science 1 (9), 2020
512020
Surface conduction in -type pyrite single crystals
J Walter, X Zhang, B Voigt, R Hool, M Manno, F Mork, ES Aydil, ...
Physical Review Materials 1 (6), 065403, 2017
422017
20%-efficient epitaxial GaAsP/Si tandem solar cells
S Fan, JY Zhengshan, Y Sun, W Weigand, P Dhingra, M Kim, RD Hool, ...
Solar Energy Materials and Solar Cells 202, 110144, 2019
392019
Toward deterministic construction of low noise avalanche photodetector materials
AK Rockwell, M Ren, M Woodson, AH Jones, SD March, Y Tan, Y Yuan, ...
Applied Physics Letters 113 (10), 2018
322018
Relaxed GaP on Si with low threading dislocation density
RD Hool, Y Chai, Y Sun, BC Eng, P Dhingra, S Fan, K Nay Yaung, ...
Applied Physics Letters 116 (4), 2020
182020
Low-threshold InP quantum dot and InGaP quantum well visible lasers on silicon (001)
P Dhingra, P Su, BD Li, RD Hool, AJ Muhowski, M Kim, D Wasserman, ...
Optica 8 (11), 1495-1500, 2021
122021
2.0–2.2 eV AlGaInP solar cells grown by molecular beam epitaxy
Y Sun, S Fan, J Faucher, RD Hool, BD Li, P Dhingra, ML Lee
Solar Energy Materials and Solar Cells 219, 110774, 2021
122021
Low-threshold visible InP quantum dot and InGaP quantum well lasers grown by molecular beam epitaxy
P Dhingra, AJ Muhowski, BD Li, Y Sun, RD Hool, D Wasserman, ML Lee
Journal of Applied Physics 133 (10), 2023
102023
InP quantum dots for dislocation-tolerant, visible light emitters on Si
P Dhingra, S Fan, Y Sun, RD Hool, B Eng, ML Lee
Applied Physics Letters 117 (18), 2020
92020
Challenges of relaxed n-type GaP on Si and strategies to enable low threading dislocation density
RD Hool, Y Sun, BD Li, P Dhingra, RW Tham, S Fan, ML Lee
Journal of Applied Physics 130 (24), 2021
62021
Improving the performance of GaInP solar cells through rapid thermal annealing and delta doping
Y Sun, BD Li, RD Hool, S Fan, M Kim, ML Lee
Solar Energy Materials and Solar Cells 241, 111725, 2022
42022
Epitaxial GaAsP/Si tandem solar cells with integrated light trapping
S Fan, Z Yu, Y Sun, W Weigand, P Dhingra, M Kim, RD Hool, ED Ratta, ...
2019 IEEE 46th Photovoltaic Specialists Conference (PVSC), 0730-0733, 2019
42019
Electron irradiation study of metamorphic 1.7 eV GaAsP solar cells
RD Hool, S Fan, Y Sun, AMT Pal, JS McNatt, ML Lee
2020 47th IEEE Photovoltaic Specialists Conference (PVSC), 0657-0660, 2020
32020
Epitaxial GaAsP/Si solar cells with high quantum efficiency
S Fan, JY Zhengshan, RD Hool, P Dhingra, W Weigand, M Kim, ED Ratta, ...
2020 47th IEEE Photovoltaic Specialists Conference (PVSC), 2370-2373, 2020
32020
Delta-Doping for Enhanced III-V Tunnel Junction Performance
Y Sun, S Fan, D Jung, RD Hool, B Li, M Vaisman, M Lee
IEEE Journal of Photovoltaics 12 (4), 976-981, 2022
22022
Effects of Graded Buffer Design and Active Region Structure on GaAsP Single-Junction Solar Cells Grown on GaP/Si Templates
S Fan, RD Hool, P Dhingra, M Kim, ED Ratta, BD Li, Y Sun, ...
2020 47th IEEE Photovoltaic Specialists Conference (PVSC), 2044-2046, 2020
22020
Importance of Long-lifetime n-GaInP for High-efficiency GaInP Solar Cells Grown by MBE
Y Sun, BD Li, RD Hool, S Fan, M Kim, ML Lee
2020 47th IEEE Photovoltaic Specialists Conference (PVSC), 0011-0013, 2020
22020
Delta-doping for enhanced tunnel junction performance and thermal stability
Y Sun, S Fan, D Jung, R Hool, B Li, M Vaisman, ML Lee
2019 IEEE 46th Photovoltaic Specialists Conference (PVSC), 3211-3214, 2019
22019
Metamorphic 1.7 eV InGaP front-and rear-junction solar cells with high open-circuit voltage
M Kim, Y Sun, RD Hool, ML Lee
2021 IEEE 48th Photovoltaic Specialists Conference (PVSC), 1762-1762, 2021
12021
Reducing the dependence of threading dislocation density on doping for GaAsP/GaP on Si
RD Hool, BD Li, Y Sun, P Dhingra, RW Tham, S Fan, ML Lee
2021 IEEE 48th Photovoltaic Specialists Conference (PVSC), 0666-0668, 2021
12021
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