Jan Ambjørn
Professor, emeritus
Theoretical high energy, astroparticle and gravitational physics
Blegdamsvej 17
2100 København Ø
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Periodic skyrme solitons
Zahed , I., Wirzba, A., Meissner, U. G., Pethick, C. J. & Ambjørn, Jan, 5 Mar 1985, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 31, 5, p. 1114-1118Research output: Contribution to journal › Journal article › Research › peer-review
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Correlation functions in the multiple Ising model coupled to gravity
Harris, M. G. & Ambjørn, Jan, 2 Sep 1996, In: Nuclear Physics B. 474, 3, p. 575-601Research output: Contribution to journal › Journal article › Research › peer-review
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Matter Fields with c>1 coupled to 2D gravity
Durhuus, Bergfinnur, Ambjørn, Jan, Jönsson, T. & Thorleifsson, G., 1993, In: Nuclear Physics B. 398, p. 568-592Research output: Contribution to journal › Journal article › Research › peer-review
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A solvable 2D gravity model with Gamme greater than zero
Durhuus, Bergfinnur, Ambjørn, Jan & Jónsson, T., 1995, In: Modern Physics Letters A. 9, p. 1221-1228Research output: Contribution to journal › Journal article › Research › peer-review
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Quantum geometry: A statistical field theory point of view
Durhuus, Bergfinnur, Ambjørn, Jan & Jónsson, T., 1997, Cambridge: Cambridge University Press. 363 p.Research output: Book/Report › Book › Research › peer-review
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Three-dimensional simplicial quantum gravity and generalised matrix models
Durhuus, Bergfinnur, Ambjørn, Jan & Jónsson, T., 1991, In: Modern Physics Letters A. 6, 12, p. 1133-1146Research output: Contribution to journal › Journal article › Research › peer-review
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Reconstructing the universe
Ambjørn, Jan, Jurkiewicz, J. & Loll, R., 22 Sep 2005, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 72, 6, p. 064014Research output: Contribution to journal › Journal article › Research › peer-review
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Emergence of a 4D world from causal quantum gravity
Ambjørn, Jan, Jurkiewicz, J. & Loll, R., 24 Sep 2004, In: Physical Review Letters. 93, 13, p. 131301Research output: Contribution to journal › Journal article › Research › peer-review
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Properties of the vacuum. 2. Electrodynamic
Ambjørn, Jan & Wolfram, S., 15 Aug 1983, In: Annals of Physics. 147, 1, p. 33-56Research output: Contribution to journal › Journal article › Research › peer-review
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A matrix model for 2D quantum gravity defined by causal dynamical triangulations
Ambjørn, Jan, Loll, R., Watabiki, Y., Westra, W. & Zohren, S., 24 Jul 2008, In: Physics Letters B. 665, 4, p. 252-256 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
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U(1) Lattice Gauge Theory and N = 2 Supersymmetric Yang-Mills Theory
Ambjørn, Jan, Sasakura, N. & Espriu, D., 2 Jan 1999, In: Fortschritte der Physik. 47, 1-3, p. 287-292Research output: Contribution to journal › Journal article › Research › peer-review
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CDT meets Horova-Lifshitz gravity
Ambjørn, Jan, Görlich, A., Jordan, S., Jurkiewicz, J. & Loll, R., 28 Jun 2010, In: Physics Letters B. 690, 4, p. 413-419 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
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A random surface theory with nontrivial gamma(string)
Ambjørn, Jan, Burda, Z., Jurkiewicz, J. & Peterson, B., 5 Jan 1995, In: Physics Letters B. 341, 3-4, p. 286-292Research output: Contribution to journal › Journal article › Research
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Lorentzian 3d gravity with wormholes via matrix models
Ambjørn, Jan, Jurkiewicz, J., Loll, R. & Vernizzi, G., 1 Sep 2001, In: Journal of High Energy Physics (Online). 2001, 9, p. 022Research output: Contribution to journal › Journal article › Research › peer-review
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A non-perturbative definition of 2D quantum gravity by the fifth time action
Ambjørn, Jan, Greensite, J. & Varsted, S., 25 Oct 1990, In: Physics Letters B. 249, 3-4, p. 411-416Research output: Contribution to journal › Journal article › Research › peer-review
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Monte Carlo simulations of regularized bosonic strings
Ambjørn, Jan, De Forcrand, P., Koukiou, F. & Petritis, D., 5 Nov 1987, In: Physics Letters B. 197, 4, p. 548-552Research output: Contribution to journal › Journal article › Research › peer-review
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Errata: J. Ambjørn and P. Olesen, A magnetic condensate solution of the classical electroweak theory, Phys. Lett. B 218 (1989) 67.
Ambjørn, Jan, 13 Apr 1989, In: Physics Letters B. 220, 4, p. 659 1 p.Research output: Contribution to journal › Comment/debate › Research › peer-review
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Center Disorder in the 3D Georgi-Glashow Model
Ambjørn, Jan & Greensite, J., 1 May 1998, In: Journal of High Energy Physics (Online). 1998, 5, p. 004Research output: Contribution to journal › Journal article › Research › peer-review
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The factorization method for systems with a complex action. A test in random matrix theory for finite density QCD
Ambjørn, Jan, Anagnostopoulos, K. N. & Nishimura, J., 1 Oct 2002, In: Journal of High Energy Physics (Online). 2002, 10, p. 062Research output: Contribution to journal › Journal article › Research › peer-review
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On spontaneous parity breaking in three-dimensional Gauge- Higgs systems
Ambjørn, Jan, Farakos, K. & Shaposhnikov, M. E., 30 Oct 1991, In: Modern Physics Letters A. 6, 33, p. 3099-3112Research output: Contribution to journal › Journal article › Research › peer-review
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Summing over all topological in CDT string field theory
Ambjørn, Jan, Loll, R., Westra, W. & Zohren, S., 13 Jul 2009, In: Physics Letters B. 678, 2, p. 227-232 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
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A magnetic condensate solution of the classical electroweak theory
Ambjørn, Jan & Olesen, Poul, 9 Feb 1989, In: Physics Letters B. 218, 1, p. 67-71Research output: Contribution to journal › Journal article › Research › peer-review
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The SU(2) chiral model in an external field: A complex stochastic process on a non-abelian group
Ambjørn, Jan & Yang, S. K., 29 Sep 1986, In: Nuclear Physics B. 275, 1, p. 18-38Research output: Contribution to journal › Journal article › Research › peer-review
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Superconducting cosmic strings and W condensation
Ambjørn, Jan, Nielsen, N. K. & Olesen, Poul, 12 Dec 1988, In: Nuclear Physics B. 310, 3-4, p. 625-635Research output: Contribution to journal › Journal article › Research › peer-review
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TRIANGULATED RANDOM SURFACES AS A REPRESENTATION OF NON-CRITICAL STRINGS
Ambjørn, Jan, 1 Apr 1989, In: Acta Physica Polonica B. 20, 4, p. 313-320Research output: Contribution to journal › Journal article › Research › peer-review
ID: 5868
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Signature change of the metric in CDT quantum gravity?
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A model for emergence of space and time
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String theory as a Lilliputian world
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