41 citations · 481 across the 31 of their papers we have counts for
24 papers · 1 filter
Observational constraints in late time for an axially symmetric transitioning model with bulk viscous fluid
G. K. Goswami, Anirudh Pradhan, Vipin Chandra Dubey
In this paper, we explore an axially symmetric Bianchi type-I model of the universe with bulk viscous fluid as a source of gravitational field under the framework of Einstein's fie…
An FLRW accelerating universe model in Weyl type gravity and Observational Constraints
G. K. Goswami, Rita Rani, J. K. Singh +1
We propose to develop a cosmological model of the universe based on Weyl type gravity which shows the transition from decelerating in the past to acceleration at present b…
The Reconstruction of Constant Jerk Parameter with Gravity in Bianchi-I spacetime
Anirudh Pradhan, Gopikant Goswami, Syamala Krishnannair
We have developed a Bianchi I cosmological model of the universe in gravity theory which fit good with the present day scenario of accelerating universe. The model display…
Reconstruction of an Observationally Constrained gravity model
Anirudh Pradhan, Gopikant Goswami, Aroonkumar Beesham
In this paper, an attempt is made to construct a Friedmann-Lemaitre-Robertson-Walker model in gravity with a perfect fluid that yields acceleration at late times. We take…
The Reconstruction of Constant Jerk Parameter with Gravity
Anirudh Pradhan, Gopikant Goswami, Aroonkumar Beesham
In this work, we have developed an FLRW type model of a universe which displays transition from deceleration in the past to the acceleration at the present. For this, we have consi…
An f(R,T) Gravity Based FLRW Model and Observational Constraints
Anirudh Pradhan, Gopikant Goswami, Rita Rani +1
We attempt to construct a Friedmann-Lemaitre-Robertson-Walker(FLRW) cosmological model in gravity which exhibits a phase transition from deceleration to acceleration at p…
Modeling Transit Dark Energy in -gravity
Anirudh Pradhan, Dinesh Chandra Maurya, Gopikant K. Goswami +1
This research paper deals with a transit dark energy cosmological model in -gravity with observational constraints. For this, we consider a flat FLRW space-time and ha…
Curvature dominance DE-model in -gravity
G. K. Goswami, Rita Rani, Harshna Balhara +1
We have probed a cosmological model in -gravity, which is a cubic equation in scalar curvature . The terms arise due to nonlinear function are treated as energy due…
An Axially Symmetric Transitioning models with Observational Constraints
Vinod Kumar Bhardwaj, Archana Dixit, Rita Rani +2
In this study, we have demonstrated the expansion history of an axially symmetric Bianchi type-I model of the universe. Our model as of now presents an accelerating universe, which…
Dynamics of a parametrized dark energy model in gravity
J. K. Singh, Akanksha Singh, G. K. Goswami +1
We investigate a flat FLRW-model in -gravity, which includes the quadratic variation in scalar curvature and the linear term of the trace of the stress-energy tensor $T…
Accelerating Universe with binary mixture of bulk viscous fluid and dark energy
Nishant Singla, M. K. Gupta, Anil Kumar Yadav +1
In this paper, we have proposed a model of accelerating Universe with binary mixture of bulk viscous fluid and dark energy. and probed the model parameters: present values of Hubbl…
Modeling of accelerating Universe with bulk viscous fluid in Bianchi V space-time
G. K. Goswami, Anil Kumar Yadav, B. Mishra +1
In this paper, we have investigated a bulk viscous anisotropic Universe and constrained its model parameters with recent and Pantheon compilation data. Using cosmic chronome…
Transitioning Universe with hybrid scalar field in Bianchi I space-time
Anil Kumar Yadav, A. M. Alshehri, Nafis Ahmad +2
In this paper we investigate a Bianchi type I transitioning Universe in Brans-Dicke theory. To get an explicit solution of the field equations, we assume scalar field as $ϕ= ϕ_{0}\…
Two Fluid Scenario in Bianchi Type-I Universe
G. K. Goswami, Meena Mishra, Anil Kumar Yadav +1
In this paper, we study a Bianchi type -I model of universe filled with barotropic and dark energy(DE) type fluids. The present values of cosmological parameters such as Hubble con…
Constraining An Exact Brans-Dicke gravity theory with Recent Observations
Hassan Amirhashchi, Anil Kumar Yadav
In this paper first we study Brans-Dicke equations with the cosmological constant to find an exact solution in the spatially flat Robertson-Walker metric. Then we use Observational…
FRW dark energy cosmological model with hybrid expansion law
G. K. Goswami, Anirudh Pradhan, Meena Mishra +1
In this work, we study a cosmological model of spatially homogeneous and isotropic accelerating universe which exhibits a transition from deceleration to acceleration. For this, Fr…
FLRW accelerating universe with interactive dark energy
G. K. Goswami, Anirudh Pradhan, A. Beesham
We have developed an accelerating cosmological model for the present universe which is phantom for the period and quintessence phase for $(1.99 \leq z \leq…
A Dark Energy Quintessence Model of the Universe
Gopi Kant Goswami, Anirudh Pradhan, Aroonkumar Beesham
In this paper, we have presented a model of the FLRW universe filled with matter and dark energy fluids, by assuming an ansatz that deceleration parameter is a linear function of t…
Cosmological Parameters For Spatially Flat Dust Filled Universe In Brans-Dicke Theory
G. K. Goswami
In this paper, we have investigated late time acceleration for a spatially flat dust filled Universe in Brans-Dicke theory in the presence of a positive cosmological constant .…
Anisotropic String Cosmological Models in Heckmann-Suchuking Space-Time
G. K. Goswami, R. N. Dewangan, A. K. Yadav +1
In the present work we have searched the existence of the late time acceleration of the universe with string fluid as source of matter in anisotropic Heckmann-Suchking space-time b…
-CDM type Heckmann - Suchuking model and union 2.1 compilation
G. K. Goswami, R. N. Dewangan, Anil Kumar Yadav
In this paper, we have investigated CDM type cosmological model in Heckmann-Schucking space-time, by using 287 high red shift ( ) SN Ia data of observed abs…
CDM-type cosmological model and observational constraints
G. K. Goswami, Anil Kumar Yadav, Mandwi Mishra
In the present work, we have searched the existence of CDM-type cosmological model in anisotropic Heckmann-Schucking space-time. The matter source that is responsible for the pr…
A Cosmological Model of Thermodynamic Open Universe
G. K. Goswami, Mandwi Trivedi
In this paper we have given a generalisation of the earlier work by Prigogine et al. who have constructed a phenomenological model of entropy production via particle creation in th…
A Non - Singular Cosmological Model with Shear and Rotation
G. K. Goswami, Mandwi Trivedi
We have investigated a non-static and rotating model of the universe with an imperfect fluid distribution. It is found that the model is free from singularity and represents an eve…