Voltage matching, étendue, and ratchet steps in advanced-concept solar cells

A Pusch, NJ Ekins-Daukes - Physical Review Applied, 2019 - APS
Many advanced solar cell concepts propose surpassing the Shockley-Queisser limit by
introducing multiple quasi-Fermi-level separations that are arranged in series and/or in …

Synergy effect of intraband transition and impact-Auger in optical hot-carrier solar cells

Y Takeda - Journal of Applied Physics, 2019 - pubs.aip.org
An optical hot-carrier solar cell (opt-HC-SC) is a variant of hot-carrier solar cells (HC-SCs).
Hot luminescence in a specific narrow energy range is enhanced and extracted from the …

Nanoscale characterization of GaN/InGaN multiple quantum wells on GaN nanorods by photoluminescence spectroscopy

W Chen, X Wen, M Latzel, J Yang… - … and Devices XII, 2017 - spiedigitallibrary.org
GaN/InGaN multiple quantum wells (MQW) and GaN nanorods have been widely studied as
a candidate material for high-performance light emitting diodes. In this study, GaN/InGaN …

Selective optical contacting for solar spectrum management

J Yang, W Chen, B Wang, Z Zhang… - Physics, Simulation …, 2017 - spiedigitallibrary.org
Solar spectrum management using up/down conversion is an important method to improve
the photovoltaic energy conversion efficiency. It asks for a monochromatic luminescence …