Improving the Open-Circuit Voltage of III–V Layer-Filtered Si Subcells for Monolithic III–V/Si Tandem Solar Cells

E Ju, MA Madarang, Y Kim, RJ Chu… - ACS Applied Energy …, 2024 - ACS Publications
Monolithically integrated III–V/Si multijunction solar cells are promising for highly reliable,
scalable, and efficient photovoltaic cells. However, growth of III–V materials at high …

1.65 eV p-AlGaAs/n-GaAs QW/n-AlGaAs Tunnel Junctions with Delta-Doping for Monolithic III–V/Si Tandem Solar Cells

MA Madarang, RJ Chu, Y Kim, E Ju… - ACS Applied Optical …, 2024 - ACS Publications
Thermally stable and optically transparent 1.65–1.72 eV III–V tunnel junctions (TJ) are
necessary for interconnecting III–V/Si tandem cells. In this study, we systemically investigate …

Optimization of 1.65 eV Al0. 18Ga0. 82As Tunnel Junctions for Monolithic III-V/Si Solar Cells

MA Madarang, RJ Chu, Y Kim, E Ju, T Laryn… - Solar Energy and Light …, 2024 - opg.optica.org
We investigate thermally stable, optically transparent 1.65 eV AlGaAs tunnel junctions
crucial for interconnecting tandem cells. Devices with 2× 8% Te delta-doping show five …