The dS/CFT correspondence

By Andrew Strominger. 2001

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A holographic duality is proposed relating quantum gravity on dSD (D-dimensional de Sitter space) to conformal field theory on a single SD−1 ((D-1)-sphere), in which bulk de Sitter correlators with points on the boundary are related to CFT correlators on the sphere, and points on + (the future boundary of dSD) are mapped to the antipodal points on SD−1 relative to those on −. For the case of dS3, which is analyzed in some detail, the central charge of the CFT2 is computed in an analysis of the asymptotic symmetry group at ±. This dS/CFT proposal is supported by the computation of correlation functions of a massive scalar field. In general the dual CFT may be non-unitary and (if for example there are sufficently massive stable scalars) contain complex conformal weights. We also consider the physical region − of dS3 corresponding to the causal past of a timelike observer, whose holographic dual lives on a plane rather than a sphere. − can be foliated by asymptotically flat spacelike slices. Time evolution along these slices is generated by L0+0, and is dual to scale transformations in the boundary CFT2.

Subfields: Astronomy and Astrophysics, Nuclear and High Energy Physics, Statistical and Nonlinear Physics

View Paper: https://www.semanticscholar.org/paper/2573faf3cca49339298af087a77db80808ad658c

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In Astronomy and Astrophysics

  1. D. Harlow
  2. R. Myers
  3. J. Maldacena
  4. V. Hubeny
  5. D. Baumann
  6. T. Takayanagi
  7. M. Rangamani
  8. S. Raju

In Nuclear and High Energy Physics

  1. D. Harlow
  2. J. Maldacena
  3. R. Myers
  4. V. Hubeny
  5. T. Takayanagi
  6. S. Raju
  7. D. Stanford
  8. Thomas Hartman

In Statistical and Nonlinear Physics

  1. D. Harlow
  2. S. Raju
  3. R. Myers
  4. V. Hubeny
  5. T. Takayanagi
  6. Thomas Hartman
  7. D. Stanford
  8. J. Maldacena

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