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Abstract:

A novel appropriate definition for the density matrix for an interacting Coulombic driven atomic or molecular system with non-integer number of particles is given. Our approach leads to a direct derivation of the proposal reported by Perdew [Phys. Rev. Lett. 49, 1691 (1982)]10.1103/PhysRevLett.49.1691 and points out its suitability and perspective advances. © 2012 American Institute of Physics.

Registro:

Documento: Artículo
Título:Note: Energy convexity and density matrices in molecular systems
Autor:Bochicchio, R.C.; Rial, D.
Filiación:Departamento de Física, Facultad de Ciencias Exactas y Naturales, Ciudad Universitaria, 1428 Buenos Aires, Argentina
Departamento de Matemática, Facultad de Ciencias Exactas y Naturales, Ciudad Universitaria, 1428 Buenos Aires, Argentina
Palabras clave:Density matrix; Molecular systems; Quantum theory; Matrix algebra
Año:2012
Volumen:137
Número:22
DOI: http://dx.doi.org/10.1063/1.4771955
Título revista:Journal of Chemical Physics
Título revista abreviado:J Chem Phys
ISSN:00219606
CODEN:JCPSA
PDF:https://bibliotecadigital.exactas.uba.ar/download/paper/paper_00219606_v137_n22_p_Bochicchio.pdf
Registro:https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_00219606_v137_n22_p_Bochicchio

Referencias:

  • Perdew, J.P., Parr, R.G., Levy, M., Balduz, Jr.J., (1982) Phys. Rev. Lett., 49, p. 1691. , 10.1103/PhysRevLett.49.1691
  • Parr, R.G., Yang, W., (1989) Density-Functional Theory of Atoms and Molecules, , (Oxford University Press, New York)
  • Emch, G.G., (1972) Algebraic Methods in Statistical Mechanics and Quantum Field Theory, , (Wiley-Interscience, New York)
  • Blum, K., (1981) Density Matrix Theory and Applications, , (Plenum, New York)
  • Rosina, M., (2001) Many-Electron Densities and Reduced Density Matrices, p. 19. , edited by J. Cioslowsky (Kluwer, Dordrecht)
  • Mazziotti, D.A., (1998) Phys. Rev. A, 57, p. 4219. , 10.1103/PhysRevA.57.4219
  • Hellgren, M., Gross, E.K.U., (2012) J. Chem. Phys., 136, p. 114102. , 10.1063/1.3694103
  • Wei, L., Sun, C., (2004) Physica A, 334, p. 144. , 10.1016/j.physa.2003.10.072

Citas:

---------- APA ----------
Bochicchio, R.C. & Rial, D. (2012) . Note: Energy convexity and density matrices in molecular systems. Journal of Chemical Physics, 137(22).
http://dx.doi.org/10.1063/1.4771955
---------- CHICAGO ----------
Bochicchio, R.C., Rial, D. "Note: Energy convexity and density matrices in molecular systems" . Journal of Chemical Physics 137, no. 22 (2012).
http://dx.doi.org/10.1063/1.4771955
---------- MLA ----------
Bochicchio, R.C., Rial, D. "Note: Energy convexity and density matrices in molecular systems" . Journal of Chemical Physics, vol. 137, no. 22, 2012.
http://dx.doi.org/10.1063/1.4771955
---------- VANCOUVER ----------
Bochicchio, R.C., Rial, D. Note: Energy convexity and density matrices in molecular systems. J Chem Phys. 2012;137(22).
http://dx.doi.org/10.1063/1.4771955