Vibrational properties of thiolate-protected gold nanoclusters

B Nieto-Ortega, T Burgi - Accounts of Chemical Research, 2018 - ACS Publications
Conspectus Over recent years, the field of thiolate-protected gold nanoclusters has made
remarkable progress. The successful determination of the structure of some of these clusters …

Hierarchy of bond stiffnesses within icosahedral-based gold clusters protected by thiolates

S Yamazoe, S Takano, W Kurashige… - Nature …, 2016 - nature.com
Unique thermal properties of metal clusters are believed to originate from the hierarchy of
the bonding. However, an atomic-level understanding of how the bond stiffnesses are …

Mechanical vibrations of atomically defined metal clusters: from nano-to molecular-size oscillators

P Maioli, T Stoll, HE Sauceda, I Valencia… - Nano …, 2018 - ACS Publications
Acoustic vibrations of small nanoparticles are still ruled by continuum mechanics laws down
to diameters of a few nanometers. The elastic behavior at lower sizes (< 1–2 nm), where …

Structural Rearrangement of Au–Pd Nanoparticles under Reaction Conditions: An ab Initio Molecular Dynamics Study

CQ Xu, MS Lee, YG Wang, DC Cantu, J Li… - ACS …, 2017 - ACS Publications
The structure, composition, and atomic distribution of nanoalloys under operating conditions
are of significant importance for their catalytic activity. In the present work, we use ab initio …

Connecting vibrational spectroscopy to atomic structure via supervised manifold learning: Beyond peak analysis

D Vizoso, G Subhash, K Rajan… - Chemistry of …, 2023 - ACS Publications
Vibrational spectroscopy is a nondestructive technique commonly used in chemical and
physical analyses to determine atomic structures and associated properties. However, the …

Structural determination of metal nanoparticles from their vibrational (phonon) density of states

HE Sauceda, IL Garzón - The Journal of Physical Chemistry C, 2015 - ACS Publications
The vibrational (phonon) density of states of metal nanoparticles with size between 2 and 6
nm can be measured using nuclear resonant inelastic X-ray or plasmon resonance Raman …

Raman Spectroscopic Fingerprints of Atomically Precise Ligand Protected Noble Metal Clusters: Au38(PET)24 and Au38−xAgx(PET)24

KR Krishnadas, A Baghdasaryan, R Kazan, E Banach… - Small, 2021 - Wiley Online Library
Distinct Raman spectroscopic signatures of the metal core of atomically precise, ligand‐
protected noble metal nanoclusters are reported using Au38 (PET) 24 and Au38− xAgx …

Vibrational density of states and thermodynamics at the nanoscale: the 3D-2D transition in gold nanostructures

R Carles, P Benzo, B Pécassou, C Bonafos - Scientific Reports, 2016 - nature.com
Surface enhanced Raman scattering (SERS) is generally and widely used to enhance the
vibrational fingerprint of molecules located at the vicinity of noble metal nanoparticles. In this …

Influence of composition and chemical arrangement on the kinetic stability of 147-atom Au–Ag bimetallic nanoclusters

AL Gould, AJ Logsdail, CRA Catlow - The Journal of Physical …, 2015 - ACS Publications
High calcination temperatures are often required in nanoparticle synthesis and an
understanding of how heating affects the structure and chemical arrangement of bimetallic …

Evaluation of machine learning interatomic potentials for the properties of gold nanoparticles

M Fronzi, RD Amos, R Kobayashi, N Matsumura… - Nanomaterials, 2022 - mdpi.com
We have investigated Machine Learning Interatomic Potentials in application to the
properties of gold nanoparticles through the DeePMD package, using data generated with …