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3d Quantum Gravity and Effective Non-Commutative Quantum Field Theory

Laurent Freidel, Etera R. Livine

hep-tharXiv:hep-th/0512113

Abstract

We show that the effective dynamics of matter fields coupled to 3d quantum gravity is described after integration over the gravitational degrees of freedom by a braided non-commutative quantum field theory symmetric under a kappa-deformation of the Poincare group.

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