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Review

2019

Review

2015

Review

2015

We discuss quadratic gravity where terms quadratic in the curvature tensor are included in the action. After reviewing the…

Highly Cited

2013

Highly Cited

2013

A bstractWe consider the issues that arise out of interpreting the ghost-free bimetric theory as a theory of a spin-2 field…

Highly Cited

2012

Highly Cited

2012

A bstractTheories of massive gravity inevitably include an auxiliary reference metric. Generically, they also contain an…

Highly Cited

2012

Highly Cited

2012

A bstractWe construct consistent theories of multiple interacting spin-2 fields in arbitrary spacetime dimensions using a…

Highly Cited

2008

Highly Cited

2008

We address the uniqueness of the minimal couplings between higher-spin fields and gravity. These couplings are cubic vertices…

Highly Cited

2007

Highly Cited

2007

General relativity can be written as topological BF theory plus a set of second-class constraints. Classically the constraints…

Highly Cited

1988

Highly Cited

1988

We have found that the usual measuring procedure for preselected and postselected ensembles of quantum systems gives unusual…

Highly Cited

1988

Highly Cited

1988

Photons can mix with low-mass bosons in the presence of external electromagnetic fields if these particles---not necessarily of…

Highly Cited

1988

Highly Cited

1988

L'etat fondamental d'antiferromagnetiques d'Heisenberg a spin 1/2 a reseaux carre et triangulaire est determine par une extension…