Dynamics of Generalized Tachyon Field in Teleparallel Gravity

We study dynamics of generalized tachyon scalar field in the framework of teleparallel gravity. This model is an extension of tachyonic teleparallel dark energy model which has been proposed by Banijamali and Fazlpour (2012). In contrast with tachyonic teleparallel dark energy model that has no scal...

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Main Authors: Behnaz Fazlpour, Ali Banijamali
Format: Article
Language:English
Published: Wiley 2015-01-01
Series:Advances in High Energy Physics
Online Access:http://dx.doi.org/10.1155/2015/283273
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author Behnaz Fazlpour
Ali Banijamali
author_facet Behnaz Fazlpour
Ali Banijamali
author_sort Behnaz Fazlpour
collection DOAJ
description We study dynamics of generalized tachyon scalar field in the framework of teleparallel gravity. This model is an extension of tachyonic teleparallel dark energy model which has been proposed by Banijamali and Fazlpour (2012). In contrast with tachyonic teleparallel dark energy model that has no scaling attractors, here we find some scaling attractors which means that the cosmological coincidence problem can be alleviated. Scaling attractors are presented for both interacting and noninteracting dark energy and dark matter cases.
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spelling doaj-art-f4fc0d1595b944d0954cae5eb212de0a2025-02-03T06:00:46ZengWileyAdvances in High Energy Physics1687-73571687-73652015-01-01201510.1155/2015/283273283273Dynamics of Generalized Tachyon Field in Teleparallel GravityBehnaz Fazlpour0Ali Banijamali1Department of Physics, Islamic Azad University, Babol Branch, Babol, IranDepartment of Basic Sciences, Babol University of Technology, Babol 47148-71167, IranWe study dynamics of generalized tachyon scalar field in the framework of teleparallel gravity. This model is an extension of tachyonic teleparallel dark energy model which has been proposed by Banijamali and Fazlpour (2012). In contrast with tachyonic teleparallel dark energy model that has no scaling attractors, here we find some scaling attractors which means that the cosmological coincidence problem can be alleviated. Scaling attractors are presented for both interacting and noninteracting dark energy and dark matter cases.http://dx.doi.org/10.1155/2015/283273
spellingShingle Behnaz Fazlpour
Ali Banijamali
Dynamics of Generalized Tachyon Field in Teleparallel Gravity
Advances in High Energy Physics
title Dynamics of Generalized Tachyon Field in Teleparallel Gravity
title_full Dynamics of Generalized Tachyon Field in Teleparallel Gravity
title_fullStr Dynamics of Generalized Tachyon Field in Teleparallel Gravity
title_full_unstemmed Dynamics of Generalized Tachyon Field in Teleparallel Gravity
title_short Dynamics of Generalized Tachyon Field in Teleparallel Gravity
title_sort dynamics of generalized tachyon field in teleparallel gravity
url http://dx.doi.org/10.1155/2015/283273
work_keys_str_mv AT behnazfazlpour dynamicsofgeneralizedtachyonfieldinteleparallelgravity
AT alibanijamali dynamicsofgeneralizedtachyonfieldinteleparallelgravity