132 citations · 293 across the 23 of their papers we have counts for
23 papers
A new solution of Einstein-Maxwell field equations in isotropic coordinates
B S Ratanpal, Bhavesh Suthar
In this work, we provide a novel exact solution to the Einstein-Maxwell field equations in isotropic coordinates for charged anisotropic matter distribution, achieved by considerin…
Anisotropic compact star model with quadratic equation of state in paraboloidal spacetime
B S Ratanpal, Bhavesh Suthar
In this work, we report a new exact solution of Einstein's field equations for static spherically symmetric anisotropic matter distributions on the background of paraboloidal space…
A generalized static spherically symmetric anisotropic compact star model in isotropic coordinates
B S Ratanpal, Bhavesh Suthar
In this article, an exact solution of Einstein's field equations for spherically symmetric anisotropic matter distributions in isotropic coordinates is obtained. For this, the solu…
Solution of Einstein Field Equations for Anisotropic Matter with Vanishing Complexity: Spacetime Metric Satisfying Karmarkar Condition and Conformally Flat Geometry
B. S. Ratanpal, Bhavesh Suthar, Vishant Shah
The solution of Einstein field equations for static spherically symmetric spacetime metric with anisotropic internal stresses has been obtained. The matter has vanishing complexity…
Anisotropic star with a linear equation of state (EOS)
R. Sharma, B. S. Ratanpal, Rinkal Patel
A family of solutions defining the interior of a static, spherically symmetric, compact anisotropic star is described by considering a new form of the equation of state (EOS). The…
Anisotropic Approach: Compact star as generalized Model
B. S. Ratanpal, Rinkal Patel
We studied a new class of interior solutions that are singular-free and useful for describing anisotropic compact star objects with spherically symmetric matter distribution. We ha…
A various equation of state for anisotropic models of compact star
Rinkal Patel, B. S. Ratanpal
We obtain models of compact stars having pressure anisotropy on Finch-Skea spacetime by considering generalized equation of state (EoS), whose particular cases are linear, quadrati…
New charged anisotropic solution on paraboloidal spacetime
Rinkal Patel, B. S. Ratanpal, D. M. Pandya
New exact solutions of Einstein's field equations for charged stellar models by assuming linear equation of state , where is the radial pressure and $ ρ_{…
A new solution of Einstein's field equations in isotropic coordinates
B. S. Ratanpal, Bhavesh Suthar
In this work, an exact solution of Einstein's field equations in isotropic coordinates for anisotropic matter distribution is obtained by considering a particular metric choice of…
Anisotropic Compact Star Model on Finch-Skea Spacetime
Ankita Jangid, B. S. Ratanpal, K Venkataratnam Kamma
In this study, we demonstrate a new anisotropic solution to the Einstein field equations in Finch-Skea spacetime. The physical features of stellar configuration are studied in prev…
Controllability Analysis of Motion of Artificial Satellite Under the Effect of Oblateness of the Earth
Jaita Sharma, B. S. Ratanpal, Shivam Munshi +1
In this article we have studied the controllability of artificial satellite under the effect of zonal harmonic in cylindrical polar coordinates systems. Seven different cases…
Compact Relativistic Stars under Karmarkar Condition
B. S. Ratanpal, V. O Thomas, Rinkal Patel
A class of new solutions for Einstein's field equations, by choosing the ansatz for metric potential, are obtained under Karmarkar condition. I…
Charged Polytropic Models on Finch-Skea Spacetime
B. S. Ratanpal
The static, charged, spherically symmetric matter distribution have been studied by considering polytropic equation of state. Two polytropic indices have been considered for study.…
Cracking and Stability of Non-Rotating Relativistic Spheres with Anisotropic Internal Stresses
B. S. Ratanpal
The stability of static uncharged spheres with anisotropic internal stresses is studied in general relativity. It has been noticed that pressure anisotropy plays an important role…
Anisotropic stars for spherically symmetric spacetimes satisfying the Karmarkar condition
S. K. Maurya, B. S. Ratanpal, M. Govender
A new class of solution describing an anisotropic stellar configuration satisfying Karmarkar's condition i.e. spherically symmetric metric of embedding class 1, is reported. It has…
A New Class of Anisotropic Charged Compact Star
B. S. Ratanpal, Piyali Bhar
A new model of charged compact star is reported by solving the Einstein-Maxwell field equations by choosing a suitable form of radial pressure. The model parameters , , $p_…
Motion of Satellite under the Effect of Oblateness of Earth and Atmospheric Drag
Jaita Sharma, B. S. Ratanpal, U. M. Pirzada +1
The equations governing motion of the satellite under the effect of oblateness of Earth and atmospheric drag have been simulated, for a fixed initial position and three different i…
Charged compact stellar model in Finch-Skea spacetime
B. S. Ratanpal, D. M. Pandya, R. Sharma +1
In this paper a compact charged stellar model in the Finch and Skea background spacetime [{\it Class. Quantum Gravity} {\bf6}, 467 (1989)] is presented. The model has been develope…
A New Anisotropic Compact Star Model having Matese \& Whitman Mass Function
Piyali Bhar, B. S. Ratanpal
A new singularity free model of anisotroipic compact star is proposed. The Einstein field equations are solved in closed form by utilizing Matese \& Whitman mass function. The mode…
Charged Anisotropic Star on Paraboloidal Spacetime
B. S. Ratanpal, Jaita Sharma
The charged anisotropic star on paraboloidal spacetime is reported by choosing particular form of radial pressure and electric field intensity. The non-singular solution of Einstei…
A new class of solutions of anisotropic charged distributions on pseudo-spheroidal spacetime
B. S. Ratanpal, V. O. Thomas, D. M. Pandya
In the present article a new class of exact solutions of Einstein's field equations for charged anisotropic distribution is obtained on the background of pseudo-spheroidal spacetim…
Anisotropic Star on Pseudo-Spheroidal Spacetime
B. S. Ratanpal, V. O. Thomas, D. M. Pandya
A new class of exact solutions of Einstein's field equations representing anisotropic distribution of matter on pseudo-spheroidal spacetime is obtained. The parameters appearing in…
Relativistic stellar model admitting a quadratic equation of state
Ranjan Sharma, B. S. Ratanpal
A class of solutions describing the interior of a static spherically symmetric compact anisotropic star is reported. The analytic solution has been obtained by utilizing the Finch…