384 citations · 8.6k across the 143 of their papers we have counts for
Showing 2016 · gr-qcShow all
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gr-qc2016★ 74 cited
Gravity Degrees of Freedom on a Null Surface
Florian Hopfmüller, Laurent Freidel
A canonical analysis for general relativity is performed on a null surface without fixing the diffeomorphism gauge, and the canonical pairs of configuration and momentum variables…
gr-qc2016★ 66 cited
The loop gravity string
Laurent Freidel, Alejandro Perez, Daniele Pranzetti
In this work we study canonical gravity in finite regions for which we introduce a generalisation of the Gibbons-Hawking boundary term including the Immirzi parameter. We study the…