Flat rotation curves in Chern-Simons modified gravity

Kohkichi Konno, Toyoki Matsuyama, Yasuhiro Asano, and Satoshi Tanda
Phys. Rev. D 78, 024037 – Published 23 July 2008

Abstract

We investigate the spacetime of a slowly rotating black hole in the Chern-Simons modified gravity. The long range feature of frame-dragging effect under the Chern-Simon gravity well explains the flat rotation curves of galaxies which is a central evidence of dark matter. Our solution provides a different scenario of rotating space from Gödel’s solution.

  • Received 5 October 2007

DOI:https://doi.org/10.1103/PhysRevD.78.024037

©2008 American Physical Society

Authors & Affiliations

Kohkichi Konno1,*, Toyoki Matsuyama2, Yasuhiro Asano1, and Satoshi Tanda1

  • 1Department of Applied Physics, Hokkaido University, Sapporo 060-8628, Japan
  • 2Department of Physics, Nara University of Education, Nara 630-8528, Japan

  • *konno@topology.coe.hokudai.ac.jp

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Issue

Vol. 78, Iss. 2 — 15 July 2008

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