The large N limit of quiver matrix models and Sasaki-Einstein manifolds

By D. Martelli, J. Sparks. 2011

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We study the matrix models that result from localization of the partition functions of N=2 Chern-Simons-matter theories on the three-sphere. A large class of such theories are conjectured to be holographically dual to M-theory on Sasaki-Einstein seven-manifolds. We study the M-theory limit (large N and fixed Chern-Simons levels) of these matrix models for various examples, and show that in this limit the free energy reproduces the expected AdS/CFT result of N^{3/2}/Vol(Y)^{1/2}, where Vol(Y) is the volume of the corresponding Sasaki-Einstein metric. More generally we conjecture a relation between the large N limit of the partition function, interpreted as a function of trial R-charges, and the volumes of Sasakian metrics on links of Calabi-Yau four-fold singularities. We verify this conjecture for a family of U(N)^2 Chern-Simons quivers based on M2 branes at hypersurface singularities, and for a U(N)^3 theory based on M2 branes at a toric singularity.

Subfields: Geometry and Topology, Nuclear and High Energy Physics

View Paper: https://www.semanticscholar.org/paper/b5cfdca2632c9cd8f16ceea2d0f20a76e3a37dfc

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In Geometry and Topology

  1. Alberto Zaffaroni
  2. D. Martelli
  3. Marcos Mariño
  4. J. Sparks
  5. Pavel Putrov
  6. Cyril Closset
  7. Silviu S. Pufu
  8. I. Klebanov

In Nuclear and High Energy Physics

  1. Cyril Closset
  2. D. Martelli
  3. Z. Komargodski
  4. Alberto Zaffaroni
  5. G. Festuccia
  6. T. Dumitrescu
  7. Marcos Mariño
  8. F. Benini

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