Flexible GaAs solar cells on roll-to-roll processed epitaxial Ge films on metal foils: A route towards low-cost and high-performance III–V photovoltaics

P Dutta, M Rathi, D Khatiwada, S Sun, Y Yao… - Energy & …, 2019 - pubs.rsc.org
In this report, we describe a unique roll-to-roll plasma-enhanced chemical vapor deposition
(R2R-PECVD) technique to grow high-quality single-crystalline-like Ge films on flexible …

Potential thermoelectric materials of indium and tellurium co-doped bismuth selenide single crystals grown by melt growth technique

GS Hegde, AN Prabhu, YH Gao, YK Kuo… - Journal of Alloys and …, 2021 - Elsevier
In the present work, the thermoelectric properties of potential thermoelectric materials (Bi 1−
x In x) 2 Se 2.7 Te 0.3 grown as high-quality single crystals by the melt growth technique …

Conversion efficiency improvement of ELO GaAs solar cell, deposited on water soluble sacrificial buffer

S Sharma, CA Favela, B Yu, E Galstyan… - Surface and Coatings …, 2023 - Elsevier
We demonstrate the improvement of power conversion efficiency of an epitaxially-lifted-off
single junction GaAs solar cell deposited on a water-soluble sacrificial buffer architecture by …

Effects of grain boundaries on conversion efficiencies of single-crystal-like GaAs thin-film solar cells on flexible metal tapes

S Pouladi, M Asadirad, SK Oh, S Shervin… - Solar Energy Materials …, 2019 - Elsevier
We present a numerical simulation study of the effects of low-angle grain boundaries (GBs)
in a single-crystal-like GaAs thin-film material on its photovoltaic performance. Here, 1D and …

Improved electrical conductivity and power factor in Sn and Se co-doped melt-grown Bi2Te3 single crystal

GS Hegde, AN Prabhu, MK Chattopadhyay - Journal of Materials Science …, 2021 - Springer
In the current work, growth and thermoelectric characterization of tin and selenium co-doped
single crystal bismuth telluride have been carried out in the range of temperature 10–400 K …

High‐efficiency single‐junction p‐i‐n GaAs solar cell on roll‐to‐roll epi‐ready flexible metal foils for low‐cost photovoltaics

D Khatiwada, CA Favela, S Sun… - Progress in …, 2020 - Wiley Online Library
We demonstrate the fabrication and characterization of high‐efficiency, single‐junction p‐i‐n
GaAs solar cells, on flexible metal foil with epi‐ready buffer via roll‐to‐roll fabrication. Single …

High‐efficiency flexible III‐V photovoltaic solar cells based on single‐crystal‐like thin films directly grown on metallic tapes

S Pouladi, M Rathi, D Khatiwada… - Progress in …, 2019 - Wiley Online Library
This study demonstrates the first flexible single‐junction III‐V photovoltaic solar cells (SCs)
based on single‐crystal‐like gallium arsenide (GaAs) thin films on a low‐cost metal …

Significant improvement of conversion efficiency by passivation of low-angle grain boundaries in flexible low-cost single-crystal-like GaAs thin-film solar cells directly …

S Pouladi, C Favela, W Wang, M Moradnia… - Solar Energy Materials …, 2022 - Elsevier
We develop an easily implementable yet effective process to achieve high power conversion
efficiency in newly-developed flexible single-crystal-like GaAs thin-film photovoltaic solar …

Benchtop Electrochemical Growth and Controlled Alloying of Polycrystalline InxGa1–xAs Thin Films

ZR Lindsey, M West, P Jacobson… - Crystal Growth & …, 2022 - ACS Publications
Compared to Si, GaAs offers unique material advantages such as high carrier mobility and
energy conversion efficiency, making GaAs a leading competitor to replace Si on several …

From salt to electronics: Heteroepitaxy and gaas solar cells

S Sharma, CA Favela, B Yu, E Galstyan… - Advanced Materials …, 2022 - Wiley Online Library
This paper presents work on the heteroepitaxy of salts, specifically fluorides, on
semiconductors and heteroepitaxy of semiconductors on salts. Fluorides layers are …