AbstractProminent approaches to quantum gravity struggle when it comes to incorporating a positive cosmological constant in their models. Using quantization of a complex SL(2,C) Chern–Simons theory we include a cosmological constant, of either sign, into a model of quantum gravity
4 pages, 2 figuresInternational audienceWe consider a simple modification of the amplitude defining ...
Abstract We study four-dimensional quantum gravity with negative cosmological constant in the minisu...
In the present work, it is shown that the problem of the cosmological constant (CC) is practically t...
We show how a foliated 4-dimensional FLRW-metric becomes a gravitational instanton, if the spatial m...
17 pages; minor changes, presentation improved. Version accepted for publication in CQGInternational...
We study the expectation value of a nonplanar Wilson graph operator in SL(2,C) Chern–Simons theory o...
AbstractWe study the expectation value of a nonplanar Wilson graph operator in SL(2,C) Chern–Simons ...
7 pages, 2 figuresWe study the propagator on a single tetrahedron in a three dimensional toy model o...
We propose a new approach to the cosmological constant problem in theories with large extra dimensio...
The method of four-dimensional Causal Dynamical Triangulations provides a background-independent def...
Abstract We show how a foliated 4-dimensional FLRW-metric becomes a gravitational instanton, if the ...
A key challenge for many quantum gravity approaches is to construct states that describe smooth geom...
The cosmological constant problem is one of the long-standing issues of modern physics. While we can...
We have critically compared different approaches to the cosmological constant problem, which is at t...
In this paper we consider a model for gravity in four-dimensional space-time originally proposed by ...
4 pages, 2 figuresInternational audienceWe consider a simple modification of the amplitude defining ...
Abstract We study four-dimensional quantum gravity with negative cosmological constant in the minisu...
In the present work, it is shown that the problem of the cosmological constant (CC) is practically t...
We show how a foliated 4-dimensional FLRW-metric becomes a gravitational instanton, if the spatial m...
17 pages; minor changes, presentation improved. Version accepted for publication in CQGInternational...
We study the expectation value of a nonplanar Wilson graph operator in SL(2,C) Chern–Simons theory o...
AbstractWe study the expectation value of a nonplanar Wilson graph operator in SL(2,C) Chern–Simons ...
7 pages, 2 figuresWe study the propagator on a single tetrahedron in a three dimensional toy model o...
We propose a new approach to the cosmological constant problem in theories with large extra dimensio...
The method of four-dimensional Causal Dynamical Triangulations provides a background-independent def...
Abstract We show how a foliated 4-dimensional FLRW-metric becomes a gravitational instanton, if the ...
A key challenge for many quantum gravity approaches is to construct states that describe smooth geom...
The cosmological constant problem is one of the long-standing issues of modern physics. While we can...
We have critically compared different approaches to the cosmological constant problem, which is at t...
In this paper we consider a model for gravity in four-dimensional space-time originally proposed by ...
4 pages, 2 figuresInternational audienceWe consider a simple modification of the amplitude defining ...
Abstract We study four-dimensional quantum gravity with negative cosmological constant in the minisu...
In the present work, it is shown that the problem of the cosmological constant (CC) is practically t...