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Flat rotation curves in Chern-Simons modified gravity

Published online by Cambridge University Press:  30 May 2009

E. Pécontal ,
T. Buchert ,
Ph. Di Stefano ,
Y. Copin ,
K. Konno ,
T. Matsuyama ,
Y. Asano  and
S. Tanda
K. Konno
Affiliation:
Department of Applied Physics, Hokkaido University, Japan
T. Matsuyama
Affiliation:
Department of Physics, Nara University of Education, Japan
Y. Asano
Affiliation:
Department of Applied Physics, Hokkaido University, Japan
S. Tanda
Affiliation:
Department of Applied Physics, Hokkaido University, Japan
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Abstract

We investigate the spacetime of a slowly rotating black hole in Chern-Simons modified gravity. The frame-dragging effect under the Chern-Simon gravity gives a similar feature to that of galaxy rotation curves.

Type
Research Article
Information
European Astronomical Society Publications Series , Volume 36: Dark Energy and Dark Matter: Observations, Experiments and Theories , 2009 , pp. 99 - 100
Copyright
© EAS, EDP Sciences, 2009

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References

Jackiw, R., & Pi, S.-Y., 2003, Phys. Rev. D, 68, 104012 CrossRef
Konno, K., Matsuyama, T., & Tanda, S., 2007, Phys. Rev. D, 76, 024009 CrossRef
Konno, K., Matsuyama, T., Asano, Y., & Tanda, S., 2008, Phys. Rev. D, 78, 024037 CrossRef