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Physics

D-Index
82
Citations
23009
World Ranking
2860
National Ranking
20

Overview

Jan Ambjørn is affiliated with the Niels Bohr Institute in Denmark and has contributed extensively to the field of Physics and Astronomy, with a particular focus on subfields including Astronomy and Astrophysics, Nuclear and High Energy Physics, Statistical and Nonlinear Physics, Mathematical Physics, and Geometry and Topology.

Their research topics span several core areas within theoretical physics, notably:

  • Black Holes and Theoretical Physics
  • Noncommutative and Quantum Gravity Theories
  • Cosmology and Gravitation Theories
  • Relativity and Gravitational Theory
  • Particle physics theoretical and experimental studies
  • Algebraic structures and combinatorial models
  • Galaxies: Formation, Evolution, Phenomena

Jan Ambjørn has published in various scientific venues, with frequent publications in:

  • arXiv (Cornell University)
  • Physical Review D
  • Modern Physics Letters A
  • Physics Letters B
  • Frontiers in Physics

Recent papers authored by Ambjørn include:

  • Renormalization in Quantum Theories of Geometry, 2020, Frontiers in Physics
  • CDT Quantum Toroidal Spacetimes: An Overview, 2021, Universe
  • Wormholes, a fluctuating cosmological constant and the Coleman mechanism, 2021, Physics Letters B
  • Easing the Hubble constant tension, 2022, Modern Physics Letters A
  • Models of the universe based on Jordan algebras, 2020, Nuclear Physics B

Collaborations are a significant part of Ambjørn's research activity. Frequent co-authors include:

  • J. Gizbert-Studnicki
  • A. Görlich
  • Y. Watabiki
  • J. Jurkiewicz
  • D. Nèmeth

Best Publications

  • Diseases of triangulated random surface models, and possible cures

    Jan Ambjorn;B. Durhuus;J. Frohlich

  • Quantum Geometry: A Statistical Field Theory Approach

    Jan Ambjørn;Bergfinnur J. Durhuus;Thordur Jonsson

  • The spectral dimension of the universe is scale dependent.

    Jan Ambjørn;Jan Ambjørn;Jerzy Jurkiewicz;R. Loll

  • Properties of the vacuum. I. mechanical and thermodynamic

    Jan Ambjørn;Stephen Wolfram

  • Nonperturbative Quantum Gravity

    J. Ambjorn;A. Goerlich;J. Jurkiewicz;R. Loll

  • Emergence of a 4D world from causal quantum gravity.

    J. Ambjørn;J. Jurkiewicz;R. Loll

  • Reconstructing the universe

    J. Ambjørn;J. Ambjørn;J. Jurkiewicz;R. Loll

  • Nonperturbative quantum gravity

    J. Ambjørn;A. Görlich;J. Jurkiewicz;R. Loll;R. Loll

  • Non-perturbative Lorentzian Quantum Gravity, Causality and Topology Change

    Jan Ambjörn;Renate Loll

  • Wrapping interactions and a new source of corrections to the spin-chain/string duality

    J. Ambjørn;J. Ambjørn;R.A. Janik;C. Kristjansen

  • Matrix model calculations beyond the spherical limit

    Jan Ambjørn;L. Chekhov;C.F. Kristjansen;Yu. Makeenko

  • THREE-DIMENSIONAL SIMPLICIAL QUANTUM GRAVITY AND GENERALIZED MATRIX MODELS

    Jan Ambjørn;Bergfinnur Durhuus;Thórdur Jónsson

  • Multiloop correlators for two-dimensional quantum gravity

    Jan Ambjorn;J. Jurkiewicz;Yu.M. Makeenko

  • The appearance of critical dimensions in regulated string theories

    J. Ambjørn;B. Durhuus;J. Fröhlich;P. Orland

  • Dynamically Triangulating Lorentzian Quantum Gravity

    Jan Ambjörn;Jerzy Jurkiewicz;Renate Loll

  • On the formation of a random color magnetic quantum liquid in QCD

    J. Ambjørn;P. Olesen

  • Scaling in quantum gravity

    Jan Ambjorn;Y. Watabiki

  • Four-dimensional simplicial quantum gravity

    Jan Ambjørn;Jerzy Jurkiewicz

  • On electroweak magnetism

    Jan Ambjorn;P. Olesen

  • Lattice gauge fields and discrete noncommutative Yang-Mills theory

    Jan Ambjørn;Yuri M. Makeenko;Jun Nishimura;Richard J. Szabo

Frequent Co-Authors

Bergfinnur Durhuus
Bergfinnur Durhuus University of Copenhagen
Leonid Chekhov
Leonid Chekhov Michigan State University
Mikhail Shaposhnikov
Mikhail Shaposhnikov École Polytechnique Fédérale de Lausanne
Richard J. Szabo
Richard J. Szabo Heriot-Watt University
Vladimir Kazakov
Vladimir Kazakov École Normale Supérieure

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