Optically excited acoustic vibrations in quantum-sized monolayer-protected gold clusters

O Varnavski, G Ramakrishna, J Kim, D Lee… - ACS …, 2010 - ACS Publications
We report a systematic investigation of the optically excited vibrations in monolayer-
protected gold clusters capped with hexane thiolate as a function of the particle size in the …

Extending the spin excitation lifetime of a magnetic molecule on a proximitized superconductor

K Vaxevani, J Li, S Trivini, J Ortuzar, D Longo… - Nano Letters, 2022 - ACS Publications
Molecular spins on surfaces potentially used in quantum information processing and data
storage require long spin excitation lifetimes. Normally, coupling of the molecular spin with …

On the elastic, elastic-plastic properties of Au nanowires in the range of diameter 1-200 nm

SK Deb Nath, SG Kim - Journal of Applied Physics, 2012 - pubs.aip.org
In the present study, we obtain Young's modulus and yield strength of< 100> Au nanowire in
the range of diameters 1-30 nm by tension and bending tests using molecular dynamics …

Molecular dynamics simulations of the vibrational signature transfer from a glycine peptide chain to nanosized gold clusters

L Miao, JM Seminario - The Journal of Physical Chemistry C, 2007 - ACS Publications
Molecular dynamics simulations are used to study a glycine polypeptide chain connected to
gold nanoclusters. This system is used as a proof of concept for the development of …

Instabilities in shear and simple shear deformations of gold crystals

AA Pacheco, RC Batra - Journal of the Mechanics and Physics of Solids, 2008 - Elsevier
We use the tight-binding potential and molecular mechanics simulations to study local and
global instabilities in shear and simple shear deformations of three initially defect-free finite …

Potential applications of two ultrathin Pd nanowires to the hydrogen economy

SP Ju, MH Weng, WC Huang - Journal of Materials Chemistry, 2012 - pubs.rsc.org
The structures of two ultrathin Pd nanowires were predicted by the simulated annealing
basin-hopping method (SABH) with the tight-binding potential. Their material properties for …

Phonon spectra in ultrathin gold nanowire under stretching

SP Ju, MH Weng, WJ Lee, JS Lin - Computational materials science, 2008 - Elsevier
In recent years, the phonon spectrum has attracted much interest in investigations of electric
transfer in nanowires. In this study, molecular dynamics is employed to calculate the phonon …

Dynamic behaviour of multi-shell 14-7-1 gold nanowire under different axial tensile strains

SP Ju, MH Weng, SJ Sun, JS Lin, WJ Lee - Nanotechnology, 2007 - iopscience.iop.org
The dynamic behaviour of a multi-shell 14-7-1 Au nanowire is investigated and compared
with that of a 7-1 Au nanowire under various tensile strains. The molecular dynamics (MD) …

MD investigation of the collective carbon atom behavior of a (17, 0) zigzag single wall carbon nanotube under axial tensile strain

SP Ju, MH Weng, WS Wu - Journal of Nanoparticle Research, 2010 - Springer
The collective dynamic behavior of carbon atoms of a (17, 0) zigzag single wall carbon
nanotube is investigated under tensile strains by molecular dynamics (MD) simulations. The …

Local and global instabilities in nanosize rectangular prismatic gold specimens

RC Batra, AA Pacheco - Computational materials science, 2009 - Elsevier
We use molecular mechanics simulations with the tight-binding potential to study local and
global instabilities in initially defect-free nanosize rectangular prismatic specimens of gold …