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researcher

S. Kar

90 papers hereh-index 272.8k citations124 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • sole author16
  • first author11
  • middle author10
  • last author52

Across the 89 of 90 papers where every author was matched, so the position is known.

fields
  • gr-qc45
  • hep-th29
  • quant-ph6
  • astro-ph3
  • physics.class-ph3
  • physics.optics2
same name
  • S. Kar — 158 papers, h 57
  • S. Kar — 77 papers
  • S. Kar — 40 papers, h 12
  • S. Kar — 38 papers, h 66
  • S. Kar — 19 papers, h 6
  • S. Kar — 16 papers, h 40

Either other researchers who publish under this name, or the same person where the external sources have not merged their records.

identity via Semantic Scholar / OpenAlex

activity
19952024
most citedTraversable wormholes with arbitrarily small energy condition violations

594 citations · 3.1k across the 88 of their papers we have counts for

collaborators
Showing 2000Show all

1 paper · 1 filter

gr-qc2000★ 64 cited

Does a Kalb-Ramond field make spacetime optically active

Sayan Kar, Parthasarathi Majumdar, Soumitra Sengupta +1

A spacetime with torsion produced by a Kalb-Ramond field coupled gravitationally to the Maxwell field, in accordance with a recent proposal by two of us (PM and SS), is argued to l…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.