R^4 terms in 11 dimensions and conformal anomaly of (2,0) theory

By A. Tseytlin. 2000

156 citations recorded by the source corpus.

Using AdS_7/CFT_6 correspondence we discuss computation of a subleading O(N) term in the scale anomaly of (2,0) theory describing N coincident M5 branes. While the leading O(N^3) contribution to the anomaly is determined by the supergravity action, the O(N) contribution comes from a particular R^4 term (8d Euler density) in the 11-dimensional effective action. This R^4 term is argued to be part of the same superinvariant as the P-odd C_3 R^4 term known to produce O(N) contribution to the R-symmetry anomaly of (2,0) theory. The known results for R-anomaly suggest that the total scale anomaly extrapolated to N=1 should be the same as the anomaly of a single free (2,0) tensor multiplet. A proposed explanation of this agreement is that the coefficient 4N^3 in the anomaly (which was found previously to be also the ratio of the 2-point and 3-point graviton correlators in the (2,0) theory and in the free tensor multiplet theory) is shifted to 4N^3 -3N.

Subfields: Astronomy and Astrophysics, Nuclear and High Energy Physics

View Paper: https://www.semanticscholar.org/paper/981e92982a7a2af10e656e2880ab83b935a26b65

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In Astronomy and Astrophysics

  1. R. Kallosh
  2. J. Louis
  3. F. Quevedo
  4. R. Myers
  5. M. Haack
  6. Ling-Yan Hung
  7. D. Lust
  8. M. Graña

In Nuclear and High Energy Physics

  1. D. Lust
  2. R. Kallosh
  3. R. Myers
  4. F. Quevedo
  5. J. Louis
  6. M. Graña
  7. M. Haack
  8. Ling-Yan Hung

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