RUTH
LAZCOZ SAEZ
PROFESORADO CATEDRATICO/A DE UNIVERSIDAD
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Universidad de Buenos Aires
Buenos Aires, ArgentinaPublicaciones en colaboración con investigadoras/es de Universidad de Buenos Aires (19)
2011
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Enhanced inflation in the Dirac-Born-Infeld framework
Physical Review D - Particles, Fields, Gravitation and Cosmology, Vol. 83, Núm. 6
2010
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DBI models for the unification of dark matter and dark energy
General Relativity and Gravitation, Vol. 42, Núm. 5, pp. 1189-1209
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DBI models for the unification of dark matter and dark energy
AIP Conference Proceedings
2009
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Internal space structure generalization of the quintom cosmological scenario
Physical Review D - Particles, Fields, Gravitation and Cosmology, Vol. 79, Núm. 4
2008
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Bridging geometries and potentials in DBI cosmologies
General Relativity and Gravitation, Vol. 40, Núm. 12, pp. 2543-2555
2007
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Phantom k-essence cosmologies
Beyond general relativity: proceedings of the 2004 Spanish Relativity Meeting (ERE2004)
2006
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Crossing the phantom barrier with purely kinetic multiple k-essence
Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, Vol. 639, Núm. 6, pp. 591-595
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Crossing the phantom divide without phantom matter
Journal of Cosmology and Astroparticle Physics
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Duality gives rise to Chaplygin cosmologies with a big rip
Classical and Quantum Gravity, Vol. 23, Núm. 9, pp. 3195-3203
2005
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Atypical k-essence cosmologies
Physical Review D - Particles, Fields, Gravitation and Cosmology, Vol. 71, Núm. 2
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Dark matter to dark energy transition in k-essence cosmologies
Modern Physics Letters A, Vol. 20, Núm. 27, pp. 2075-2082
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Large-scale inhomogeneities in modified Chaplygin gas cosmologies
Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, Vol. 615, Núm. 3-4, pp. 146-152
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Quintessence as k-essence
Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, Vol. 631, Núm. 3, pp. 93-99
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Unified phantom cosmologies
International Journal of Modern Physics D, Vol. 14, Núm. 3-4, pp. 587-598
2004
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Anisotropy and inflation in Bianchi I braneworlds
Classical and Quantum Gravity, Vol. 21, Núm. 4, pp. 823-829
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On big rip singularities
Modern Physics Letters A, Vol. 19, Núm. 33, pp. 2479-2484
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Phantom k-essence cosmologies
Physical Review D - Particles, Fields, Gravitation and Cosmology, Vol. 70, Núm. 2, pp. 5
2003
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Constructing phantom cosmologies from standard scalar field universes
Physical Review Letters, Vol. 91, Núm. 21
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Symmetries leading to inflation
Physical Review D - Particles, Fields, Gravitation and Cosmology, Vol. 67, Núm. 8