SCOAP3 Repository 12 records found  1 - 10nextSearch took 0.01 seconds. 
1. Thermodynamic analysis of modified teleparallel gravity involving higher-order torsion derivative terms / Waheed, Saira ; Zubair, M.
The present study is elaborated to investigate the validity of thermodynamical laws in a modified teleparallel gravity based on higher-order derivative terms of torsion scalar. [...]
Published in EPJC 79 (2019) 333 10.1140/epjc/s10052-019-6843-z
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2. Inflation in f(R,ϕ) Gravity with Exponential Model / Zubair, M. ; Kousar, Farzana ; Saleem, Rabia
We are taking action of f(R) gravity with a nonminimal coupling to a massive inflaton field. [...]
Published in Advances in High Energy Physics 2018 (2018) 3085761 10.1155/2018/3085761
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3. Existence of stable wormholes on a non-commutative-geometric background in modified gravity / Zubair, M. ; Mustafa, G. ; Waheed, Saira ; Abbas, G.
In this paper, we discuss spherically symmetric wormhole solutions in f ( R ,  T ) modified theory of gravity by introducing well-known non-commutative geometry in terms of Gaussian and Lorentzian distributions of string theory. [...]
Published in EPJC 77 (2017) 680 10.1140/epjc/s10052-017-5251-5
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4. Generalized second law of thermodynamic in modified teleparallel theory / Zubair, M. ; Bahamonde, Sebastian ; Jamil, Mubasher
This study is conducted to examine the validity of the generalized second law of thermodynamics (GSLT) in flat FRW for modified teleparallel gravity involving coupling between a scalar field with the torsion scalar T and the boundary term B=2∇μTμ . [...]
Published in EPJC 77 (2017) 472 10.1140/epjc/s10052-017-5043-y
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5. Higher-dimensional inhomogeneous perfect fluid collapse in f ( R ) gravity / Abbas, G. ; Khan, M. S. ; Ahmad, Zahid ; Zubair, M.
This paper is about the n+2 -dimensional gravitational contraction of an inhomogeneous fluid without heat flux in the framework of a f ( R ) metric theory of gravity. [...]
Published in EPJC 77 (2017) 443 10.1140/epjc/s10052-017-5003-6
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6. Dynamical analysis of cylindrically symmetric anisotropic sources in f ( R ,  T ) gravity / Zubair, M. ; Azmat, Hina ; Noureen, Ifra
In this paper, we have analyzed the stability of cylindrically symmetric collapsing object filled with locally anisotropic fluid in f ( R ,  T ) theory, where R is the scalar curvature and T is the trace of stress-energy tensor of matter. [...]
Published in EPJC 77 (2017) 169 10.1140/epjc/s10052-017-4723-y
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7. Static spherically symmetric wormholes in f ( R ,  T ) gravity / Zubair, M. ; Waheed, Saira ; Ahmad, Yasir
In this work, we explore wormhole solutions in f ( R ,  T ) theory of gravity, where R is the scalar curvature and T is the trace of stress-energy tensor of matter. [...]
Published in EPJC 76 (2016) 444 10.1140/epjc/s10052-016-4288-1
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8. Cosmological reconstruction and energy bounds in f(R,RαβRαβ,ϕ) gravity / Zubair, M. ; Kousar, Farzana
We discuss the cosmological reconstruction of f(R,RαβRαβ,ϕ) (where R , RαβRαβ , and ϕ represent the Ricci scalar, the Ricci invariant, and the scalar field) corresponding to a power law and de Sitter evolution in the framework of the FRW universe model. [...]
Published in EPJC 76 (2016) 254 10.1140/epjc/s10052-016-4104-y
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9. Shear-free condition and dynamical instability in f ( R ,  T ) gravity / Noureen, Ifra ; Zubair, M. ; Bhatti, A. A. ; Abbas, G.
The implications of the shear-free condition on the instability range of an anisotropic fluid in f ( R ,  T ) are studied in this manuscript. [...]
Published in EPJC 75 (2015) 323 10.1140/epjc/s10052-015-3547-x
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10. Evolution of axially symmetric anisotropic sources in f ( R ,  T ) gravity / Zubair, M. ; Noureen, Ifra
We discuss the dynamical analysis in f ( R ,  T ) gravity (where R is the Ricci scalar and T is the trace of the energy momentum tensor) for gravitating sources carrying axial symmetry. [...]
Published in EPJC 75 (2015) 265 10.1140/epjc/s10052-015-3496-4
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