Potential monitoring during Ge electrochemical etching: Towards tunable double porosity layers

T Hanuš, L Mouchel, B Ilahi, A Dupuy, J Cho… - Electrochimica …, 2024 - Elsevier
Abstract Porous Germanium (PGe) has emerged as a promising material for applications
such as substrate engineering, sensing, and energy storage, thanks to its uniquely versatile …

Large‐Scale Formation of Uniform Porous Ge Nanostructures with Tunable Physical Properties

T Hanuš, J Arias‐Zapata, B Ilahi… - Advanced Materials …, 2023 - Wiley Online Library
Porous germanium (PGe) nanostructures attract a lot of attention for various emerging
applications due to their unique properties. Consequently, there is an increasing need for …

The effect of passivation to etching duration ratio on bipolar electrochemical etching of porous layer stacks in germanium

W Schreiber, T Liu, S Janz - Journal of Physics and Chemistry of Solids, 2023 - Elsevier
The effect of the passivation to etching duration ratio on the bipolar electrochemical etching
of highly p-doped germanium on its pore structures has been investigated. The final goal is …

Anisotropic mesoporous germanium nanostructures by fast bipolar electrochemical etching

A Dupuy, MR Aziziyan, D Machon, R Arès… - Electrochimica Acta, 2021 - Elsevier
Mesoporous germanium has received lately a growing interest in many fields. However, the
lack of flexibility and knowledge concerning its electrochemical etching remains important. In …

Fast growth synthesis of mesoporous germanium films by high frequency bipolar electrochemical etching

YA Bioud, A Boucherif, A Belarouci, E Paradis… - Electrochimica …, 2017 - Elsevier
Mesoporous germanium (MP-Ge) has been predicted to play an important role in a wide
range of potential applications. These porous Ge networks are characterized by physical …

Mesoporous Germanium formed by bipolar electrochemical etching

S Tutashkonko, A Boucherif, T Nychyporuk… - Electrochimica …, 2013 - Elsevier
The formation of mesoporous Ge layers with different morphologies by bipolar
electrochemical etching is reported for the first time. A detailed analysis of the effect of …

Formation of mesoporous germanium double layers by electrochemical etching for layer transfer processes

EG Rojas, B Terheiden, H Plagwitz, J Hensen… - Electrochemistry …, 2010 - Elsevier
We produce uniform mesoporous single-and multilayers on 4in. p-type Ge wafers by means
of electrochemical etching in highly concentrated HF-based electrolytes. Pore formation by …

Nanoscale morphology tuning of mesoporous Ge: electrochemical mechanisms

S Tutashkonko, S Alekseev, T Nychyporuk - Electrochimica Acta, 2015 - Elsevier
The extended analysis of influence of the surface hydrogen passivation degree on
morphology of mesoporous Ge (PGe) formed by Bipolar Electrochemical Etching technique …

Micromodel of a Gas Diffusion Electrode Tracks In‐Operando Pore‐Scale Wetting Phenomena

AM Kalde, M Grosseheide, S Brosch, SV Pape… - Small, 2022 - Wiley Online Library
Utilizing carbon dioxide (CO2) as a resource for carbon monoxide (CO) production using
renewable energy requires electrochemical reactors with gas diffusion electrodes that …

Tunable surface structuration of silicon by metal assisted chemical etching with Pt nanoparticles under electrochemical bias

E Torralba, S Le Gall, R Lachaume… - … Applied Materials & …, 2016 - ACS Publications
An in-depth study of metal assisted chemical etching (MACE) of p-type c-Si in HF/H2O2
aqueous solutions using Pt nanoparticles as catalysts is presented. Combination of cyclic …