Search of wormholes in different dimensional non-commutative inspired space-times with Lorentzian distribution

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作者
Piyali Bhar
Farook Rahaman
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[1] Jadavpur University,Department of Mathematics
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Shape Function; Linearize Stability Analysis; Dimensional Spacetime; Null Energy Condition; Einstein Field Equation;
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In this paper we ask whether the wormhole solutions exist in different dimensional noncommutativity-inspired spacetimes. It is well known that the noncommutativity of the space is an outcome of string theory and it replaced the usual point-like object by a smeared object. Here we have chosen the Lorentzian distribution as the density function in the noncommutativity-inspired spacetime. We have observed that the wormhole solutions exist only in four and five dimensions; however, in higher than five dimensions no wormhole exists. For five dimensional spacetime, we get a wormhole for a restricted region. In the usual four dimensional spacetime, we get a stable wormhole which is asymptotically flat.
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