activity
19922023
most citedDiscreteness of area and volume in quantum gravity

1.4k citations · 10.8k across the 159 of their papers we have counts for

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73 papers · 1 filter

hep-th2022

Non-local Field Theory from Matrix Models

Andrzej Banburski, Jaron Lanier, Vasudev Shyam +2

We show that a class of matrix theories can be understood as an extension of quantum field theory which has non-local interactions. This reformulation is based on the Wigner-Weyl t…

hep-th2022★ 1 cited

A Cubic Matrix Action for the Standard Model and Beyond

Yigit Yargic, Jaron Lanier, Lee Smolin +1

We propose a new framework for matrix theories that are equivalent to field theories on a toroidal spacetime. The correspondence is accomplished via infinite Toeplitz matrices whos…

hep-th2021★ 3 cited

The Autodidactic Universe

Stephon Alexander, William J. Cunningham, Jaron Lanier +4

We present an approach to cosmology in which the Universe learns its own physical laws. It does so by exploring a landscape of possible laws, which we express as a certain class of…

hep-th2020★ 1 cited

Quantum reference frames and triality

Lee Smolin

In a background independent theory without boundary, physical observables may be defined with respect to dynamical reference systems. However, I argue here that there may be a symm…

hep-th2016★ 7 cited

Holographic relations in loop quantum gravity

Lee Smolin

It is shown that a relation between entropy and minimal area holds in loop quantum gravity, reminiscent of the Ryu-Takayanagi relation.

hep-th2015★ 19 cited

Dynamics of the cosmological and Newton's constant

Lee Smolin

A modification of general relativity is presented in which Newton's constant and the cosmological constant become a conjugate pair of dynamical variables.

hep-th2015★ 1 cited

Extending dualities to trialities deepens the foundations of dynamics

Lee Smolin

Dualities are often supposed to be foundational, but they may come into conflict with background independence, because a hidden fixed structures is needed to define the duality tra…

hep-th2013★ 1 cited

Twistor relative locality

Lee Smolin

We present a version of relative locality based on the geometry of twistor space. This can also be thought of as a new kind of deformation of twistor theory based on the constructi…

hep-th2013★ 9 cited

Noisy soccer balls

Giovanni Amelino-Camelia, Laurent Freidel, Jerzy Kowalski-Glikman +1

In her Comment arXiv:1202.4066 [hep-th] Hossenfelder proposes a generalization of the results we reported in Phys. Rev. D84 (2011) 087702 and argues that thermal fluctuations intro…

hep-th2013★ 14 cited

A Shape Dynamical Approach to Holographic Renormalization

Henrique Gomes, Sean Gryb, Tim Koslowski +2

We provide a bottom-up argument to derive some known results from holographic renormalization using the classical bulk-bulk equivalence of General Relativity and Shape Dynamics, a…

hep-th2013★ 50 cited

Gravitational origin of the weak interaction's chirality

Stephon Alexander, Antonino Marciano, Lee Smolin

We present a new unification of the electro-weak and gravitational interactions based on the joining the weak SU(2) gauge fields with the left handed part of the space-time connect…

hep-th2012★ 6 cited

Unification of the state with the dynamical law

Lee Smolin

We address the question of why particular laws were selected for the universe, by proposing a mechanism for laws to evolve. Normally in physical theories, timeless laws act on time…

hep-th2011★ 99 cited

Relative locality: A deepening of the relativity principle

Giovanni Amelino-Camelia, Laurent Freidel, Jerzy Kowalski-Glikman +1

We describe a recently introduced principle of relative locality which we propose governs a regime of quantum gravitational phenomena accessible to experimental investigation. This…

hep-th2011★ 57 cited

Relative locality and the soccer ball problem

Giovanni Amelino-Camelia, Laurent Freidel, Jerzy Kowalski-Glikman +1

We consider the behavior of macroscopic bodies within the framework of relative locality, which is a recent proposal for Planck scale modifications of the relativistic dynamics of…

hep-th2011★ 32 cited

Gamma ray burst delay times probe the geometry of momentum space

Laurent Freidel, Lee Smolin

We study the application of the recently proposed framework of relative locality to the problem of energy dependent delays of arrival times of photons that are produced simultaneou…

hep-th2011★ 16 cited

An action for higher spin gauge theory in four dimensions

Nima Doroud, Lee Smolin

An action principle is presented for Vasiliev's Bosonic higher spin gauge theory in four spacetime dimensions. The action is of the form of a broken topological field theory, and a…

hep-th2011★ 384 cited

The principle of relative locality

Giovanni Amelino-Camelia, Laurent Freidel, Jerzy Kowalski-Glikman +1

We propose a deepening of the relativity principle according to which the invariant arena for non-quantum physics is a phase space rather than spacetime. Descriptions of particles…

hep-th2010★ 65 cited

Unimodular loop quantum gravity and the problems of time

Lee Smolin

We develop the quantization of unimodular gravity in the Plebanski and Ashtekar formulations and show that the quantum effective action defined by a formal path integral is unimodu…

hep-th2009★ 187 cited

The quantization of unimodular gravity and the cosmological constant problem

Lee Smolin

A quantization of unimodular gravity is described, which results in a quantum effective action which is also unimodular, ie a function of a metric with fixed determinant. A consequ…

hep-th2009★ 22 cited

Disordered Locality as an Explanation for the Dark Energy

Chanda Prescod-Weinstein, Lee Smolin

We discuss a novel explanation of the dark energy as a manifestation of macroscopic non-locality coming from quantum gravity, as proposed by Markopoulou. It has been previously sug…

hep-th2009★ 5 cited

The weak anthropic principle and the landscape of string theory

George F R Ellis, Lee Smolin

We note that there is an exception to the general arguments that no falsifiable predictions can be made, on the basis of of presently available data, by applying the weak anthropic…

hep-th2008★ 20 cited

Could deformed special relativity naturally arise from the semiclassical limit of quantum gravity?

Lee Smolin

A argument is described for how deformed or doubly special relativity may arise in the semiclassical limit of a quantum theory of gravity. We consider a generic quantum theory of g…

hep-th2008★ 25 cited

Particle Identifications from Symmetries of Braided Ribbon Network Invariants

Sundance Bilson-Thompson, Jonathan Hackett, Lou Kauffman +1

We develop the idea that the particles of the standard model may arise from excitations of quantum geometry. A previously proposed topological model of preons is developed so that…

hep-th2008★ 1 cited

Matrix universality of gauge and gravitational dynamics

Lee Smolin

A simple cubic matrix model is presented, which has truncations that, it is argued, lead at the classical level to a variety of theories of gauge fields and gravity. These include…