Multi-junction solar cells paving the way for super high-efficiency

M Yamaguchi, F Dimroth, JF Geisz… - Journal of Applied …, 2021 - pubs.aip.org
In order to realize a clean energy society by using renewable energies, high-performance
solar cells are a very attractive proposition. The development of high-performance solar cells …

A modeling framework for optimizing current density in four-terminal tandem solar cells: A case study on GaAs/Si tandem

Z Liu, Z Ren, H Liu, N Sahraei, F Lin, R Stangl… - Solar Energy Materials …, 2017 - Elsevier
We present a modeling framework to quantify current density losses and determine
optimization steps for four-terminal tandem solar cells, which consist of a high-bandgap thin …

Light Trapping in Silicon Solar Cells Including Secondary Reflection on the Surrounding

W Wöhler, J Greulich - IEEE Journal of Photovoltaics, 2024 - ieeexplore.ieee.org
We extend a commonly used analytical model of light trapping in silicon solar cells, which
was introduced by Basore in 1993, by including secondary reflections on the surrounding …

Optical loss analysis of four-terminal GaAs/Si tandem solar cells

Z Liu, Z Ren, H Liu, N Sahraei, F Lin… - 2016 IEEE 43rd …, 2016 - ieeexplore.ieee.org
In this paper, we present a loss analysis for an in-house fabricated 4-terminal GaAs/Si
tandem solar cell with a conversion efficiency of 21.3%. Current losses are broken down into …

Towards Monolithically Integrated GaAs on Si Tandem Solar Cell

Z Liu, Z Ren, H Liu, T Buonassisi… - 2017 IEEE 44th …, 2017 - ieeexplore.ieee.org
GaAs and Si solar cells are the technologies that achieve the highest single-junction
efficiencies. Due to the nonideal bandgap combination, incorporating those two materials …