Publications (26)
Numerical evidence for a phase transition in 4d spin foam quantum gravity
Benjamin Bahr, Sebastian Steinhaus
Gauge-invariant coherent states for Loop Quantum Gravity I: Abelian gauge groups
Benjamin Bahr, Thomas Thiemann
Spin foam models with finite groups
Benjamin Bahr, Bianca Dittrich, James P. Ryan
Improved and Perfect Actions in Discrete Gravity
Benjamin Bahr, Bianca Dittrich
Non-convex 4d polytopes in Spin Foam Models
Benjamin Bahr
On background-independent renormalization of spin foam models
Benjamin Bahr
Perfect discretization of reparametrization invariant path integrals
Benjamin Bahr, Bianca Dittrich, Sebastian Steinhaus
Approximating the physical inner product of Loop Quantum Cosmology
Benjamin Bahr, Thomas Thiemann
Renormalization of symmetry restricted spin foam models with curvature in the asymptotic regime
Benjamin Bahr, Giovanni Rabuffo, Sebastian Steinhaus
Volume of 4-polytopes from bivectors
Benjamin Bahr
Automorphisms in Loop Quantum Gravity
Benjamin Bahr, Thomas Thiemann
On knottings in the physical Hilbert space of LQG as given by the EPRL model
Benjamin Bahr
Deformation of the EPRL spin foam model by a cosmological constant
Benjamin Bahr, Giovanni Rabuffo
Gauge-invariant coherent states for Loop Quantum Gravity II: Non-abelian gauge groups
Benjamin Bahr, Thomas Thiemann
Holonomy Spin Foam Models: Definition and Coarse Graining
Benjamin Bahr, Bianca Dittrich, Frank Hellmann +1
Operator Spin Foam Models
Benjamin Bahr, Frank Hellmann, Wojciech KamiÅski +2
The Hot Bang state of massless fermions
Benjamin Bahr
Towards a Cosmological subsector of Spin Foam Quantum Gravity
Benjamin Bahr, Sebastian Kloser, Giovanni Rabuffo
(Broken) Gauge Symmetries and Constraints in Regge Calculus
Benjamin Bahr, Bianca Dittrich
Investigation of the Spinfoam Path integral with Quantum Cuboid Intertwiners
Benjamin Bahr, Sebastian Steinhaus
Discretisations, Constraints and Diffeomorphisms in Quantum Gravity
Benjamin Bahr, Rodolfo Gambini, Jorge Pullin
Regge calculus from a new angle
Benjamin Bahr, Bianca Dittrich
Hypercuboidal renormalization in spin foam quantum gravity
Benjamin Bahr, Sebastian Steinhaus
Operator Spin Foams: holonomy formulation and coarse graining
Benjamin Bahr
On the volume simplicity constraint in the EPRL spin foam model
Benjamin Bahr, Vadim Belov
Coarse graining free theories with gauge symmetries: the linearized case
Benjamin Bahr, Bianca Dittrich, Song He