Charged thin-shell gravastars in noncommutative geometry

被引:42
|
作者
Ovgun, Ali [1 ,2 ]
Banerjee, Ayan [3 ]
Jusufi, Kimet [4 ,5 ]
机构
[1] Pontificia Univ Catolica Valparaiso, Inst Fis, Valparaiso 4950, Chile
[2] Eastern Mediterranean Univ, Phys Dept, Famagusta, Northern Cyprus, Turkey
[3] Jadavpur Univ, Dept Math, Kolkata 700032, W Bengal, India
[4] State Univ Tetovo, Phys Dept, Ilinden St Nn, Tetovo 1200, North Macedonia
[5] Ss Cyril & Methodius Univ, Inst Phys, Fac Nat Sci & Math, Arhimedova 3, Skopje 1000, North Macedonia
来源
EUROPEAN PHYSICAL JOURNAL C | 2017年 / 77卷 / 08期
关键词
STABLE GRAVASTARS; BLACK-HOLE; WORMHOLES;
D O I
10.1140/epjc/s10052-017-5139-4
中图分类号
O412 [相对论、场论]; O572.2 [粒子物理学];
学科分类号
摘要
In this paper we construct a charged thin-shell gravastar model within the context of noncommutative geometry. To do so, we choose the interior of the nonsingular de Sitter spacetime with an exterior charged noncommutative solution by cut-and-paste technique and apply the generalized junction conditions. We then investigate the stability of a charged thin-shell gravastar under linear perturbations around the static equilibrium solutions as well as the thermodynamical stability of the charged gravastar. We find the stability regions, by choosing appropriate parameter values, located sufficiently close to the event horizon.
引用
收藏
页数:7
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