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100 _a20150608a2015 k y0engy50 ba
101 0 _aeng
102 _aUS
135 _adrcn ---uucaa
181 0 _ai
182 0 _ab
200 1 _aAxions in gravity with torsion
_fO. Castillo-Felisola [et al.]
203 _aText
_celectronic
300 _aTitle screen
320 _a[References: 36 tit.]
330 _aWe study a scenario allowing a solution of the strong charge parity problem via the Peccei-Quinn mechanism, implemented in gravity with torsion. In this framework there appears a torsion-related pseudoscalar field known as the Kalb-Ramond axion. We compare it with the so-called Barbero-Immirzi axion recently proposed in the literature also in the context of the gravity with torsion. We show that they are equivalent from the viewpoint of the effective theory. The phenomenology of these torsion-descended axions is completely determined by the Planck scale without any additional model parameters. These axions are very light and very weakly interacting with ordinary matter. We briefly comment on their astrophysical and cosmological implications in view of the recent BICEP2 and Planck data.
333 _aРежим доступа: по договору с организацией-держателем ресурса
461 _tPhysical Review D
_oparticles, fields, gravitation, and cosmology
_oScientific Journal
_d1970-
463 _tVol. 91, iss. 8
_v[085017]
_d2015
610 1 _aэлектронный ресурс
610 1 _aтруды учёных ТПУ
701 1 _aCastillo-Felisola
_bO.
_gOscar
701 1 _aCorral
_bC.
_gCristobal
701 1 _aKovalenko
_bS.
_gSergey
701 1 _aSchmidt
_bI.
_gIvan
701 1 _aLyubovitskiy (Lyubovitskij)
_bV. E.
_cphysicist
_cProfessor of Tomsk Polytechnic University, Doctor of physical and mathematical sciences, Professor of the University of Tubingen (Germany)
_f1963-
_gValery Efimovich
_2stltpush
_3(RuTPU)RU\TPU\pers\33385
712 0 2 _aНациональный исследовательский Томский политехнический университет (ТПУ)
_bФизико-технический институт (ФТИ)
_bКафедра высшей математики и математической физики (ВММФ)
_h139
_2stltpush
_3(RuTPU)RU\TPU\col\18727
801 2 _aRU
_b63413507
_c20171122
_gRCR
856 4 _uhttp://dx.doi.org/10.1103/PhysRevD.91.085017
942 _cCF