Search Results - "Maharaj, D. D"
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1
Octupolar versus Néel Order in Cubic 5d2 Double Perovskites
Published in Physical review letters (27-02-2020)“…We report time-of-flight neutron spectroscopy and neutron and x-ray diffraction studies of the 5d2 double perovskite magnets, Ba2MOsO6 (M=Zn,Mg,Ca). These…”
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Anisotropic fluid spheres of embedding class one using Karmarkar condition
Published in The European physical journal. C, Particles and fields (01-05-2017)“…We obtain a new anisotropic solution for spherically symmetric spacetimes by analyzing the Karmarkar embedding condition. For this purpose we construct a…”
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3
Relativistic stars with conformal symmetry
Published in The European physical journal. C, Particles and fields (01-06-2018)“…We study exact models for anisotropic gravitating stars with conformal symmetry. The gravitational potentials are related explicitly by the conformal vector…”
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Rotating black holes in Horndeski gravity: thermodynamic and gravitational lensing
Published in The European physical journal. C, Particles and fields (01-06-2022)“…The lack of rotating black holes, typically found in nature, hinders testing modified gravity from astrophysical observations. We present the axially symmetric…”
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Generalized anisotropic models for conformal symmetry
Published in The European physical journal. C, Particles and fields (01-02-2019)“…We find a new family of exact solutions to the Einstein system of equations with an anisotropic fluid distribution for a spherically symmetric spacetime…”
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6
Anisotropic generalization of charged isotropic spheres with double equation of state
Published in The European physical journal. C, Particles and fields (30-08-2024)“…We propose a technique to generate a new class of solutions for an anisotropic charged matter distribution. We show its viability as a model to describe an…”
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Electromagnetic extension of Buchdahl bound in f(R, T) gravity
Published in The European physical journal. C, Particles and fields (22-01-2024)“…We develop a static charged stellar model in f ( R , T ) gravity where the modification is assumed to be linear in T which is the trace of the energy momentum…”
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Quintessence background for 5D Einstein–Gauss–Bonnet black holes
Published in The European physical journal. C, Particles and fields (01-08-2017)“…As we know that the Lovelock theory is an extension of the general relativity to the higher-dimensions, in this theory the first- and the second-order terms…”
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9
Radiating composite stars with electromagnetic fields
Published in The European physical journal. C, Particles and fields (01-09-2021)“…We derive the junction conditions for a general spherically symmetric radiating star with an electromagnetic field across a comoving surface. The interior…”
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10
Radiating star with a time-dependent Karmarkar condition
Published in The European physical journal. C, Particles and fields (2018)“…In this paper we employ the Karmarkar condition (Proc Indian Acad Sci A 27:56, 1948 ) to model a spherically symmetric radiating star undergoing dissipative…”
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11
Charged radiating stars with Lie symmetries
Published in The European physical journal. C, Particles and fields (01-10-2019)“…We consider the general model of an accelerating, expanding and shearing radiating star in the presence of charge. Using a new set of variables arising from…”
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12
Embedding with Vaidya geometry
Published in The European physical journal. C, Particles and fields (01-07-2020)“…The Vaidya metric is important in describing the exterior spacetime of a radiating star and for describing astrophysical processes. In this paper we study…”
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13
Effect of electric charge on conformal compact stars
Published in The European physical journal. C, Particles and fields (2019)“…We investigate the effect of electric charge in anisotropic compact stars with conformal symmetry. We assume that the pressure and the density of the matter…”
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14
An electromagnetic extension of the Schwarzschild interior solution and the corresponding Buchdahl limit
Published in The European physical journal. C, Particles and fields (2021)“…We wish to construct a model for charged star as a generalization of the uniform density Schwarzschild interior solution. We employ the Vaidya and Tikekar…”
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15
Radiating stars with composite matter distributions
Published in The European physical journal. C, Particles and fields (01-04-2021)“…In this paper we study the junction conditions for a generalised matter distribution in a radiating star. The internal matter distribution is a composite…”
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16
The role of dimensions in gravitating relativistic shear-free fluids
Published in The European physical journal. C, Particles and fields (29-08-2024)“…We study the dynamics of relativistic shear-free gravitating fluids in higher dimensions for both neutral and charged matter. We reduce the Einstein–Maxwell…”
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17
Lovelock black holes surrounded by quintessence
Published in The European physical journal. C, Particles and fields (01-02-2018)“…Lovelock gravity consisting of the dimensionally continued Euler densities is a natural generalization of general relativity to higher dimensions such that…”
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18
Charged radiation collapse in Einstein–Gauss–Bonnet gravity
Published in The European physical journal. C, Particles and fields (25-04-2022)“…We generalise the continual gravitational collapse of a spherically symmetric radiation shell of matter in five dimensional Einstein–Gauss–Bonnet gravity to…”
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19
Generalized compact star models with conformal symmetry
Published in The European physical journal. C, Particles and fields (01-12-2021)“…We generate a new generalized regular charged anisotropic exact model that admits conformal symmetry in static spherically symmetric spacetime. Our model was…”
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20
A semi-tetrad decomposition of the Kerr spacetime
Published in The European physical journal. C, Particles and fields (01-04-2023)“…In this paper we perform a semi-tetrad decomposition of the Kerr spacetime. We apply the 1+1+2 covariant method to the Kerr spacetime in order to describe its…”
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