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Electron dynamics in water are of fundamental importance for a broad range of phenomena, but their real-time study faces numerous conceptual and methodological challenges. Here, we introduce attosecond size-resolved cluster spectroscopy and…

In recent experiments on sodium chloride clusters structural transitions between nanocrystals with different cuboidal shapes were detected. Here we presents results for the thermodynamics and dynamics of one of these clusters, (NaCl)35Cl-.…

Condensed Matter · Physics 2007-05-23 Jonathan Doye , David Wales

Reactivity of Aluminum Clusters has been found to exhibit size sensitive variations. This work is motivated by a recent report1 predicting higher reactivity of melted Aluminum clusters towards the N2 molecule as compared to the non-melted…

Materials Science · Physics 2010-06-02 Bhakti S. Kulkarni , Sailaja Krishnamurty , Sourav Pal

The structural, electronic and magnetic properties of Co$_n$ clusters ($n=2-$20) have been investigated using density functional theory within the pseudopotential plane wave method. An unusual hexagonal growth pattern has been observed in…

Atomic and Molecular Clusters · Physics 2015-05-13 S. Datta , M. Kabir , S. Ganguly , B. Sanyal , T. Saha-Dasgupta , A. Mookerjee

The adsorption of carbon monoxide on neutral iridium clusters in the size range of n = 3 to 21 atoms is investigated with infrared multiple photon dissociation spectroscopy. For each cluster size only a single v(CO) band is present with…

Chemical Physics · Physics 2011-10-05 Christian Kerpal , Daniel J. Harding , Gerard Meijer , André Fielicke

We determine the structure and melting behavior of supported metallic clusters using an ab initio density-functional-based treatment of intracluster interactions and an approximate treatment of the surface as an idealized smooth plane…

Mesoscale and Nanoscale Physics · Physics 2012-10-02 S. A. Blundell , Soumyajyoti Haldar , D. G. Kanhere

The electronic properties of quasi-one-dimensional anatase TiO2 nanostructures, in the form of thin nanowires having (101) and (001) facets, have been systematically investigated using the standard, hybrid density functional and…

Mesoscale and Nanoscale Physics · Physics 2014-07-08 Hatice Unal , Oguz Gulseren , Sinasi Ellialtioglu , Ersen Mete

A density functional theory study of the structural and electronic properties and relative stability of narrow SP3 silicon nanotubes of different growth orientations is presented. All nanotubes studied and their corresponding wire…

Mesoscale and Nanoscale Physics · Physics 2012-12-05 Alon Hever , Jonathan Bernstein , Oded Hod

We report an easy and broadly applicable method for the controlled self-assembly of atomically precise Au32(nBu3P)12Cl8 nanoclusters into micro-crystals. This enables the determination of emergent optoelectronic properties resulting from…

The atomic and electronic structures of Pd3N, PdN and PdN2 were investigated using ab initio density-functional theory (DFT). We studied cohesive energy vs. volume equation of states (EOS) for a set of reported and hypothetical structures.…

Materials Science · Physics 2013-10-11 Mohammed S. H. Suleiman , Daniel P. Joubert

We propose an efficient way to calculate the electronic structure of large systems by combining a large-scale first-principles density functional theory code, Conquest, and an efficient interior eigenproblem solver, the Sakurai-Sugiura…

Materials Science · Physics 2017-04-12 Ayako Nakata , Yasunori Futamura , Tetsuya Sakurai , David R. Bowler , Tsuyoshi Miyazaki

The freezing behavior of gold nanoclusters was studied by employing molecular dynamics simulations based on a semi-empirical embedded-atom method. Investigations of the gold nanoclusters revealed that, just after freezing, ordered…

Atomic and Molecular Clusters · Physics 2009-11-07 H. -S. Nam , Nong M. Hwang , B. D. Yu , J. -K. Yoon

The adsorption of Ag$_3$ and Ag$_4$ clusters on the $\alpha$-Al$_2$O$_3$(0001) surface is explored with density functional theory. Within each adsorbed cluster, two different cluster-surface interactions are present. We find that silver…

Materials Science · Physics 2007-05-23 Elizabeth A. Sokol , Sara E. Mason , Valentino R. Cooper , Andrew M. Rappe

High-energy (h$\nu$ = 5.95 keV) synchrotron Photoemission spectroscopy (PES) is used to study bulk electronic structure of Na$_{0.35}$CoO$_{2}$.1.3H$_{2}$O, the layered superconductor. In contrast to 3-dimensional doped Co oxides, Co…

Correspondences between the Thomson Problem and atomic electron shell-filling patterns are observed as systematic non-uniformities in the distribution of potential energy necessary to change configurations of $N\le 100$ electrons into…

Classical Physics · Physics 2014-03-12 Tim LaFave

Angular resolved photoelectron spectra of metal clusters have been experimentally measured for the first time only recently. These measurements have been performed systematically for sodium clusters in a broad range of cluster sizes. This…

Atomic and Molecular Clusters · Physics 2009-05-04 Andrey V. Solov'yov , Roman G. Polozkov , Vadim K. Ivanov

The results of electronic structure calculations for a variety of palladium hydrides are presented. The calculations are based on density functional theory and used different local and semilocal approximations. The thermodynamic stability…

Materials Science · Physics 2014-11-07 Abdesalem Houari , Samir F. Matar , Volker Eyert

The last two decades, in particular, have witnessed a large volume of research revolving around structure-property correlation in Carbon based nanocomposites, synthesized by several methods.In the simplest of terms, the electronic…

Materials Science · Physics 2021-10-07 Manab Mallik , Mainak Saha

It is well known that plasmons in bulk metals cannot be excited by direct photoabsorption, that is, by coupling of volume plasmons to light. Here we demonstrate that the situation in nanoclusters of the same metals is entirely different. We…

Atomic and Molecular Clusters · Physics 2009-04-21 Chunlei Xia , Chunrong Yin , Vitaly V. Kresin

Recently, a homogenization procedure has been proposed, based on the tight lower bounds of the Bergman-Milton formulation, and successfully applied to dilute ternary nanocomposites to predict optical data without using any fitting…

Materials Science · Physics 2016-12-09 Justin Trice , Hernando Garcia , Radhakrishna Sureshkumar , Ramki Kalyanaraman