[PDF] Top 20 Anisotropic Cosmological Model of Cosmic String with Bulk Viscosity in Lyra Geometry

... w indicates the non-rotating nature of the universe. The deceleration parameter (q) is grater than zero shows that the spatial volume decreases uniformly with ‘𝑡’ and ultimately the universe may collapse at some time. ... See full document

... V string cosmological models in the presence of magnetic ...and anisotropic models. String cosmological model have been used in attempts to describe the early universe and to ... See full document

... the cosmological scale and is present in galactic and inter- galactic ...cloud string universe is not unrealistic and has been investigated by many authors ...Magnetized bulk viscous string ... See full document

... constructed cosmological models containing a viscous fluid. The presence of viscosity in the fluid introduces many interesting features in the dynamics of homogeneous cosmological ...model. ... See full document

... of viscosity in cosmology has been investigated by Weinbergs [32], Nightingale [18] and Heller & Klimek ...fluid cosmological model without initial ...of bulk viscosity effectively ... See full document

... II cosmological models in scalar tensor- theories of gravitation developed by Saez-Ballester [3], Lau and Prokhovnik ...totally anisotropic Bian- chi type II space-time in normal gauge for Lyra’s geome- try ... See full document

... in string cosmology. Cosmic strings are topologically stable objects which might be found during a phase transition in the early universe (Kibble ...[9]). Cosmic strings play an important role in the ... See full document

... the cosmic expansion is acceler- ating [1-3] and the first cosmic microwave background (CMB) radiation observation of a flat universe [4], the current standard model of cosmology implies the exis- ... See full document

... presented string cosmological models in alternative theories of gravitation, Raj Bali and Singh [14] have investigated string cosmological models in general theory of relativity, Adhav et ... See full document

... I anisotropic models of the universe, filled with a bulk viscous cosmic fluid, in the presence of variable gravitational and cosmological ...with bulk viscosity, gravitational ... See full document

... Where  is the energy density of the fluid p x , p y , p z are the pressure and  x ,  y ,  z are the directional EoS parameter along the x,y,z axis respectively  &  are the deviations from the free EoS parameter ... See full document

... (3) Cosmic string is free to vibrate and different vibration modes of the string represent the different particle types since different modes are seen as different masses or ...the string ... See full document

... dimensional cosmological models in Lyra’s geometry by considering plane symmetric metric with some conditions to find out some solutions which were realistic with the observational ... See full document

... Cosmological constant Λ has a dramatic history. Since Einstein introduced Λ in 1917 to get a static and closed universe, the debate over whether Λ is zero or not has been repeated many times [7]-[9]. Now dark ... See full document

... objects. String theory was thus regarded as a possible UV completion of ...bosonic string made string theory the best candidate for the Theory of Everything, ...standard model of known ... See full document

... [15]. String dust cosmological model for barotropic fluid distribution with vacuum energy density in FRW space-time is investigated by Bali and Bola ...magnetized anisotropic Bianchi type-VI ... See full document

... Hanford trigger sets would be to underestimate the back- ground. We therefore take the double coincident H1 and H2 triggers (which already satisfy the amplitude consis- tency check) and time shift them relative to the L1 ... See full document

... the cosmological observations, it is known that the energy composition of the universe has 76% dark energy, 20% dark matter and 4% Baryon ...and cosmic microwave background radiation et ... See full document

... ever cosmological observations available at ...The cosmological model with variable G and Λ has been investigated by several researchers ...various anisotropic cosmological models with ... See full document

... the string cloud in the spherical symmetric space-time admitting conformal motion discussing strange star ...Kaluza-Klein cosmological models with quark matter attached to the string cloud and domain ... See full document