[HTML][HTML] New frontiers in atom probe tomography: a review of research enabled by cryo and/or vacuum transfer systems

IE McCarroll, PAJ Bagot, A Devaraj, DE Perea… - Materials Today …, 2020 - Elsevier
There has been a recent surge in the use of cryo and/or vacuum specimen preparation and
transfer systems to broaden the scope of research enabled by the microscopy technique of …

Atom probe tomography for catalysis applications: a review

C Barroo, AJ Akey, DC Bell - Applied Sciences, 2019 - mdpi.com
Atom probe tomography is a well-established analytical instrument for imaging the 3D
structure and composition of materials with high mass resolution, sub-nanometer spatial …

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 …

Modeling segregation on AuPd (111) surfaces with density functional theory and Monte Carlo simulations

JR Boes, JR Kitchin - The Journal of Physical Chemistry C, 2017 - ACS Publications
The simulation of segregation in multicomponent alloy surfaces is challenging with atomistic
approaches because of the need to model a very large number of possible configurations …

Theoretical studies on the synergetic effects of Au–Pd bimetallic catalysts in the selective oxidation of methanol

CR Chang, B Long, XF Yang, J Li - The Journal of Physical …, 2015 - ACS Publications
The selective oxidation of methanol to formaldehyde with molecular O2 on Au–Pd alloy
surfaces has been studied by using density functional theory (DFT). We show that the …

Equilibrium ordering properties of Au–Pd alloys and nanoalloys

I Atanasov, M Hou - Surface science, 2009 - Elsevier
Equilibrium configurations of bulk and surface Au–Pd alloys as well as of nanoalloy clusters
are studied using Metropolis Monte Carlo importance sampling and the embedded atom …

Adaptive kinetic Monte Carlo simulations of surface segregation in PdAu nanoparticles

L Li, X Li, Z Duan, RJ Meyer, R Carr, S Raman, L Koziol… - Nanoscale, 2019 - pubs.rsc.org
Surface segregation in bimetallic nanoparticles (NPs) is critically important for their catalytic
activity because the activity is largely determined by the surface composition. Little, however …

DFT study of the M segregation on MAu alloys (M= Ni, Pd, Pt) in presence of adsorbed oxygen O and O2

A Dhouib, H Guesmi - Chemical Physics Letters, 2012 - Elsevier
Segregation phenomena of group 10 (M= Ni, Pd, Pt) transition-metals substituted in Au (111)
surface and sub-surface layers are investigated by DFT periodic calculations in presence of …

Altering CO binding on gold cluster cations by Pd-doping

HA Abdulhussein, P Ferrari, J Vanbuel, C Heard… - Nanoscale, 2019 - pubs.rsc.org
The introduction of dopant atoms into metal nanoparticles is an effective way to control the
interaction with adsorbate molecules and is important in many catalytic processes. In this …

Molecular dynamics simulation of the melting behavior of crown-jewel structured Au–Pd nanoalloys

M Li, D Cheng - The Journal of Physical Chemistry C, 2013 - ACS Publications
Understanding the thermal stability of the novel crown-jewel structured Au–Pd nanoalloys
with the Au atoms at the top positions is attractive and significant for their potential …