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Performance of numerical basis set DFT for aluminum clusters
Journal article   Peer reviewed

Performance of numerical basis set DFT for aluminum clusters

D.J. Henry, A. Varano and I. Yarovsky
The Journal of Physical Chemistry A, Vol.112(40), pp.9835-9844
2008
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Abstract

We have investigated and compared the ability of numerical and Gaussian-type basis sets combined with density functional theory (DFT) to accurately describe the geometries, binding energies, and electronic properties of aluminum clusters, Al12XHn (X = Al, Si; n = 0, 1, 2). DFT results are compared against high-level benchmark calculations and experimental data where available. Properties compared include geometries, binding energies, ionization potentials, electron affinities, and HOMO-LUMO gaps. Generally, the PBE functional with the double numerical basis set with polarization (DNP) performs very well against experiment and the analytical basis sets for considerably less computational expense.

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Citation topics
2 Chemistry
2.15 Physical Chemistry
2.15.647 Metal Clusters
Web Of Science research areas
Chemistry, Physical
Physics, Atomic, Molecular & Chemical
ESI research areas
Chemistry
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