Symmetry breaking and morphological instabilities in core-shell metallic nanoparticles

R Ferrando - Journal of Physics: Condensed Matter, 2014 - iopscience.iop.org
Nanoalloys are bi-or multi-component metallic particles in the size range between 1 and 100
nm. Nanoalloys present a wide variety of structures and properties, which make them …

Surface Modification of TiO2 with Ag Nanoparticles and CuO Nanoclusters for Application in Photocatalysis

MG Méndez-Medrano, E Kowalska… - The Journal of …, 2016 - ACS Publications
Ag and CuO nanoparticles (NPs) synthesized on the surface of commercial TiO2 (P25) by
radiolytic reduction were characterized by diffuse reflectance spectroscopy (DRS) …

Morphological instability of core-shell metallic nanoparticles

D Bochicchio, R Ferrando - Physical Review B—Condensed Matter and …, 2013 - APS
Bimetallic nanoparticles (often known as nanoalloys) with core-shell arrangement are of
special interest in several applications, such as in optics, catalysis, magnetism, and …

Determining the equilibrium structures of nanoalloys by computational methods

R Ferrando - Journal of Nanoparticle Research, 2018 - Springer
Nanoalloys are bi-or multi-metallic nanoparticles with sizes in the range between 1 and 100
nm. They are the subject of intense research activity in the last decades, both in experiments …

Core–shell vs. multi-shell formation in nanoalloy evolution from disordered configurations

D Nelli, R Ferrando - Nanoscale, 2019 - pubs.rsc.org
The evolution towards equilibrium of AuCo, AgNi and AgCu nanoparticles is studied by
molecular dynamics simulations. Nanoparticle sizes of about 2.5 nm are considered, in the …

Map** Composition–Selectivity Relationships of Supported Sub-10 nm Cu–Ag Nanocrystals for High-Rate CO2 Electroreduction

D Choukroun, L Pacquets, C Li, S Hoekx, S Arnouts… - ACS …, 2021 - ACS Publications
Colloidal Cu–Ag nanocrystals measuring less than 10 nm across are promising candidates
for integration in hybrid CO2 reduction reaction (CO2RR) interfaces, especially in the context …

[HTML][HTML] Enhanced photocatalytic, electrochemical and photoelectrochemical properties of TiO2 nanotubes arrays modified with Cu, AgCu and Bi nanoparticles …

M Nischk, P Mazierski, Z Wei, K Siuzdak… - Applied surface …, 2016 - Elsevier
Abstract TiO 2 nanotubes arrays (NTs), obtained via electrochemical anodization of Ti foil,
were modified with monometallic (Cu, Bi) and bimetallic (AgCu) nanoparticles. Different …

Ag dewetting in Cu@ Ag monodisperse core–shell nanoparticles

A Muzikansky, P Nanikashvili, J Grinblat… - The Journal of …, 2013 - ACS Publications
We report on the synthesis of monodisperse Cu and Cu@ Ag nanocrystals. Using the same
synthetic procedure in three different temperature ranges, Cu@ Ag show very different …

Competition between icosahedral motifs in AgCu, AgNi, and AgCo nanoalloys: a combined atomistic–DFT study

K Laasonen, E Panizon, D Bochicchio… - The Journal of …, 2013 - ACS Publications
The structures of AgCu, AgNi, and AgCo nanoalloys with icosahedral geometry have been
computationally studied by a combination of atomistic and density-functional theory (DFT) …

Evidence of Pd segregation and stabilization at edges of AuPd nano-clusters in the presence of CO: A combined DFT and DRIFTS study

B Zhu, G Thrimurthulu, L Delannoy, C Louis, C Mottet… - Journal of …, 2013 - Elsevier
Abstract Combined Density Functional Theory (DFT) calculations and Diffuse Reflectance
Infrared Fourier Transform Spectroscopy (DRIFTS) were performed to study the distribution …