We have implemented the calculation of optical matrix elements with and without the inclusion of a real-space cutoff in the open-source software package ABINIT. We have also included the possibility to add the contribution arising from the non-local term of the pseudopotential operator. The implementation has been tested successfully for atoms, bulk silicon, and an oxidized silicon surface.

Implementation of techniques for computing optical properties in 0-3 dimensions, including a real-space cutoff, in ABINIT / C. Motta, M. Giantomassi, M. Cazzaniga, K. E. Gaal Nagy, X. Gonze. - In: COMPUTATIONAL MATERIALS SCIENCE. - ISSN 0927-0256. - 50:2(2010), pp. 698-703. [10.1016/j.commatsci.2010.09.036]

Implementation of techniques for computing optical properties in 0-3 dimensions, including a real-space cutoff, in ABINIT

M. Cazzaniga;K.E. Gaal Nagy
Penultimo
;
2010

Abstract

We have implemented the calculation of optical matrix elements with and without the inclusion of a real-space cutoff in the open-source software package ABINIT. We have also included the possibility to add the contribution arising from the non-local term of the pseudopotential operator. The implementation has been tested successfully for atoms, bulk silicon, and an oxidized silicon surface.
Optical matrix elements ; ab-initio calculations ; real-space cutoff technique
Settore FIS/03 - Fisica della Materia
2010
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/2434/148391
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