Nanoporous gold: From structure evolution to functional properties in catalysis and electrochemistry

G Wittstock, M Bäumer, W Dononelli… - Chemical …, 2023 - ACS Publications
Nanoporous gold (NPG) is characterized by a bicontinuous network of nanometer-sized
metallic struts and interconnected pores formed spontaneously by oxidative dissolution of …

Nanoporous metals for heterogeneous catalysis: Following the success of raney nickel

Y Gao, Y Ding - Chemistry–A European Journal, 2020 - Wiley Online Library
Nanoporous metals (NPMs) with diversified shapes and compositions can be readily
fabricated by dealloying monolithic alloys through chemical or electrochemical processes …

Highly durable Pt-based core–shell catalysts with metallic and oxidized Co species for boosting the oxygen reduction reaction

P Weber, DJ Weber, C Dosche, M Oezaslan - ACS Catalysis, 2022 - ACS Publications
Over the last 15 years, core–shell nanoparticles with a Pt-enriched shell have emerged as
efficient electrocatalysts for the oxygen reduction reaction (ORR). However, to what extent …

[HTML][HTML] 3D stochastic bicontinuous microstructures: Generation, topology and elasticity

C Soyarslan, S Bargmann, M Pradas, J Weissmüller - Acta materialia, 2018 - Elsevier
Motivated by recent experimental investigations of the mechanical behavior of nanoporous
metal we explore an efficient and robust method for generating 3D representative volume …

Promoting effect of the residual silver on the electrocatalytic oxidation of methanol and its intermediates on nanoporous gold

AR Silva Olaya, F Kühling, C Mahr, B Zandersons… - ACS …, 2022 - ACS Publications
Nanoporous gold (NPG) obtained by dealloying Ag75Au25 with an overall residual Ag
content of less than 1% was investigated as an electrocatalyst for the oxidation of methanol …

Electrocatalytic methanol oxidation with nanoporous gold: Microstructure and selectivity

M Graf, M Haensch, J Carstens, G Wittstock… - Nanoscale, 2017 - pubs.rsc.org
The properties of Nanoporous Gold (NPG) obtained by the selective dissolution of Ag from
an Au–Ag alloy can be tuned by the details of its fabrication, and specifically the residual Ag …

Nanoporous copper ribbons prepared by chemical dealloying of a melt-spun ZnCu alloy

S Ibrahim, A Dworzak, D Crespo… - The Journal of …, 2021 - ACS Publications
Dealloying is a powerful and versatile method to fabricate three-dimensional nanoporous
(np) materials with high surface area. In this work, we investigated the dealloying processes …

Dealloying‐Derived Porous Spinel Oxide for Bifunctional Oxygen Electrocatalysis and Rechargeable Zinc‐Air Batteries: Promotion of Activity Via Hereditary Al‐Doping

M Wang, Y Long, H Zhao, W Zhang, L Wang… - …, 2022 - Wiley Online Library
The large‐scale fabrication of highly efficient and low‐cost bifunctional catalysts for oxygen
reduction reaction (ORR) and oxygen evolution reaction (OER) is critical to the development …

Evaluation and optimization of the influence of silver cluster ions on the MALDI-TOF-MS analysis of polystyrene nanoplastic polymers

T Habumugisha, Z Zhang, JC Ndayishimiye… - Analytical …, 2022 - pubs.rsc.org
In the analysis of polystyrene nanoplastics (PSNs), a nonpolar polymer (NP), using matrix-
assisted laser desorption/ionization time-of-flight mass spectrometry (MALDI-TOF-MS), silver …

Magneto‐ionic switching of superparamagnetism

M Gößler, M Albu, G Klinser, EM Steyskal, H Krenn… - Small, 2019 - Wiley Online Library
Electrochemical reactions represent a promising approach to control magnetization via
electric fields. Favorable reaction kinetics have made nanoporous materials particularly …