Review on ultrahigh growth rate GaAs solar cells by metalorganic vapor-phase epitaxy

R Lang, C Klein, J Ohlmann, F Dimroth… - Journal of Vacuum …, 2024 - pubs.aip.org
The aim of this review paper is to summarize a decade of research focused on enhancing
metalorganic vapor-phase epitaxy (MOVPE) growth rates of GaAs, driven by the imperative …

Tailoring Ge membrane adhesion strength: Impact of growth parameters and porous layer thickness

N Paupy, A Ayari, B Ilahi, T Hanuš, J Cho… - Materials …, 2024 - Elsevier
The recent exploration of porous Germanium (PGe) techniques marks a significant
advancement in the scalable production of detachable Ge membranes and devices …

[HTML][HTML] A scalable, resource-efficient process for synthesis of self-supporting germanium nanomembranes

G El Jamal, G Nagy, D Primetzhofer, TT Tran - Materials Science in …, 2024 - Elsevier
The design of self-supporting membranes is gaining high interest in a broad range of
applications, from nanodevices, optoelectronics, sensing, separation, and catalysis. In this …

[HTML][HTML] Post-growth tuning of detachable Ge membranes adhesion strength via porous Ge transformation

A Ayari, F Zouaghi, B Ilahi, T Hanuš, J Cho… - Materials Science in …, 2024 - Elsevier
Single crystal germanium (Ge) membranes have recently gained increasing interest for
lightweight and low-cost solar cells and flexible optoelectronic devices. These membranes …

High-efficiency GaAs TFSC based on Ti plasma enhancement

J Zhu, T Li - Physica B: Condensed Matter, 2024 - Elsevier
This study proposed a performance enhancement scheme for GaAs thin-film solar cell
(TFSC) based on Ti plasma enhancement. It aims to enhance the light absorption ability of …

[HTML][HTML] Wafer-Scale Porous Germanium Bilayer Structure Formation by Fast Bipolar Electrochemical Etching

L Mouchel, B Ilahi, J Cho, K Dessein, A Boucherif - Thin Solid Films, 2024 - Elsevier
Abstract Recently, porous Germanium (PGe) structures have gained significant attention as
a promising engineering material for a broad range of applications due to the versatility of its …

Overview of Engineered Germanium Substrate Development for Affordable Large-Volume Multijunction Solar Cells

J Cho, V Depauw, A Chapotot… - IEEE Journal of …, 2024 - ieeexplore.ieee.org
New massive markets for space multijunction solar cells are being discussed globally. For
such an explosive increase in demand to materialize, a more sustainable and affordable Ge …

Quality Control and Characterization of Engineered Ge Substrates

J Cho, R Sharma, R Vanuytven, P Proost… - 2024 IEEE 52nd …, 2024 - ieeexplore.ieee.org
Reducing germanium (Ge) consumption is vital for a sustainable future in space
applications. Engineered Ge substrates, consisting of a thin Ge foil that is weakly attached to …