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Abstract:

In the present paper we give the explicit expressions for the ground state of a many boson system in different mean field approximations, such as Hartree-Bose, Bogoliubov, the particle-hole random phase approximation (RPA), and its coupling with the particle-particle (RPA). The ground states obtained satisfy the requirement that the annihilation operators of the elementary excitations annihilates them. In all cases the ground state wave functions can be understood as a condensate of pairs of bosons. © 1994 The American Physical Society.

Registro:

Documento: Artículo
Título:Mean field description of the ground state of many boson systems relevant to nuclei
Autor:Aldabe, F.; Dussel, G.G.; Sofia, H.M.
Filiación:Departamento de Física, Facultad de Ciencias Exactas Y Naturales, Ciudad Universitaria, Pabelln 1, 1428 Buenos Aires, Argentina
Departamento de Física, Comisin Nacional de Energía Atmica, Avenida del Libertador 8250, 1429 Buenos Aires, Argentina
Año:1994
Volumen:50
Número:3
Página de inicio:1518
Página de fin:1527
DOI: http://dx.doi.org/10.1103/PhysRevC.50.1518
Título revista:Physical Review C
ISSN:05562813
Registro:https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_05562813_v50_n3_p1518_Aldabe

Referencias:

  • Thouless, D.J., (1972) The Quantum Mechanics of the Many Body Systems, , Academic Press, New York, especially Chap. III
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  • Bogoliubov, N., (1947) J. Phys. (Moscow), 11, p. 23
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Citas:

---------- APA ----------
Aldabe, F., Dussel, G.G. & Sofia, H.M. (1994) . Mean field description of the ground state of many boson systems relevant to nuclei. Physical Review C, 50(3), 1518-1527.
http://dx.doi.org/10.1103/PhysRevC.50.1518
---------- CHICAGO ----------
Aldabe, F., Dussel, G.G., Sofia, H.M. "Mean field description of the ground state of many boson systems relevant to nuclei" . Physical Review C 50, no. 3 (1994) : 1518-1527.
http://dx.doi.org/10.1103/PhysRevC.50.1518
---------- MLA ----------
Aldabe, F., Dussel, G.G., Sofia, H.M. "Mean field description of the ground state of many boson systems relevant to nuclei" . Physical Review C, vol. 50, no. 3, 1994, pp. 1518-1527.
http://dx.doi.org/10.1103/PhysRevC.50.1518
---------- VANCOUVER ----------
Aldabe, F., Dussel, G.G., Sofia, H.M. Mean field description of the ground state of many boson systems relevant to nuclei. 1994;50(3):1518-1527.
http://dx.doi.org/10.1103/PhysRevC.50.1518