Higgs for Graviton: Simple and Elegant Solution
classification
✦ hep-th
gr-qc
keywords
gravitonhiggsscalarssymmetryabsorbsbecomebrokendegrees
read the original abstract
A Higgs mechanism for gravity is presented, where four scalars with global Lorentz symmetry are employed. We show that in the broken symmetry phase a graviton absorbs all scalars and become massive spin 2 particle with five degrees of freedom. The resulting theory is unitary and free of ghosts.
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