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 …

Dealloying and dealloyed materials

I McCue, E Benn, B Gaskey… - Annual review of …, 2016 - annualreviews.org
A successful working model for nanoporosity evolution during dealloying was introduced 15
years ago. Since that time, the field has rapidly expanded, with research groups from across …

Ultrafine nanoporous intermetallic catalysts by high-temperature liquid metal dealloying for electrochemical hydrogen production

R Song, J Han, M Okugawa, R Belosludov… - Nature …, 2022 - nature.com
Intermetallic compounds formed from non-precious transition metals are promising cost-
effective and robust catalysts for electrochemical hydrogen production. However, the …

Dealloyed nanoporous materials for electrochemical energy conversion and storage

Q Sang, S Hao, J Han, Y Ding - EnergyChem, 2022 - Elsevier
Dealloying, which is traditionally originated in the research of alloy corrosion, has recently
been developed as a robust and generic method for fabricating functional 3D nanoporous …

[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 …

Formation of three-dimensional bicontinuous structures via molten salt dealloying studied in real-time by in situ synchrotron X-ray nano-tomography

X Liu, A Ronne, LC Yu, Y Liu, M Ge, CH Lin… - Nature …, 2021 - nature.com
Three-dimensional bicontinuous porous materials formed by dealloying contribute
significantly to various applications including catalysis, sensor development and energy …

Three-dimensional bicontinuous nanoporous materials by vapor phase dealloying

Z Lu, C Li, J Han, F Zhang, P Liu, H Wang… - Nature …, 2018 - nature.com
Three-dimensional bicontinuous open (3DBO) nanoporosity has been recognized as an
important nanoarchitecture for catalysis, sensing, and energy storage. Dealloying, ie …

Nanoporous gold—testing macro-scale samples to probe small-scale mechanical behavior

N Mameka, K Wang, J Markmann… - Materials Research …, 2016 - Taylor & Francis
Nanoporous gold made by dealloying exemplifies how the exciting mechanical properties of
nanoscale objects can be exploited in designing materials from which macroscopic things …

Alloying effects in high temperature molten salt corrosion

T Ghaznavi, MA Bryk, SY Persaud, RC Newman - Corrosion Science, 2022 - Elsevier
This study investigates dealloying of Fe-(Cr)-Ni model alloys in molten chloride salts that
simulate the heat-transfer circuits of molten salt nuclear reactors. Classical dealloying with …

Interpreting anomalous low-strength and low-stiffness of nanoporous gold: Quantification of network connectivity

LZ Liu, XL Ye, HJ ** - Acta Materialia, 2016 - Elsevier
The strength and elastic modulus of macroscopic nanoporous Au samples are much lower
than that predicted by using Gibson-Ashby scaling laws. Here we attribute this discrepancy …