Jan Ambjørn

Jan Ambjørn

Professor, emeritus

ORCID: 0000-0003-3782-089X

Publication year:
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  1. Published

    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. 062

    Research output: Contribution to journal › Journal article › Research › peer-review

  2. Published

    Vortex structure vs. monopole dominance in abelian-projected gauge theory

    Ambjørn, Jan, Greensite, J. P. & Giedt, J., 1 Feb 2000, In: Journal of High Energy Physics (Online). 2000, 2, p. 033

    Research output: Contribution to journal › Journal article › Research › peer-review

  3. Published

    New perspective on matter coupling in 2D quantum gravity

    Ambjørn, Jan, Anagnostopoulos, K. N. & Loll, R., 15 Nov 1999, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 60, 10, p. 104035

    Research output: Contribution to journal › Journal article › Research › peer-review

  4. Published

    Abelian gauge fields coupled to simplicial quantum gravity

    Ambjørn, Jan, Anagnostopoulos, K. N. & Jurkiewicz, J., 28 Oct 1999, In: Journal of High Energy Physics. 1999, 8, p. 016

    Research output: Contribution to journal › Journal article › Research › peer-review

  5. Published

    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. 004

    Research output: Contribution to journal › Journal article › Research › peer-review

  6. Published

    The Quantum Spacetime Of c>0 2d Gravity

    Ambjørn, Jan, Anagnostopoulos, K. N. & Thorleifsson, G., 1998, In: Nucl. Phys. B (Proc.Suppl.). 63, p. 742-744

    Research output: Contribution to journal › Journal article › Research

  7. Published

    Quantum geometry and diffusion

    Ambjørn, Jan, Anagnostopoulos, K. N., Ichihara, T., Jensen, L. & Watabiki, Y., 12 Feb 1999, In: Journal of High Energy Physics (Online). 1999, 11, p. 022

    Research output: Contribution to journal › Journal article › Research

  8. Published

    Noncritical String Field Theory for Two-D Quantum Gravity coupled to (p, q) Conformal Fields

    Ambjørn, Jan & Watabiki, Y., 1997, In: Int. J. Mod. Phys.. A12, p. 4257-4289

    Research output: Contribution to journal › Journal article › Research

  9. Published

    Quantum Geometry, a statistical field theory approach

    Ambjørn, Jan, Durhuus, Bergfinnur & Jonsson, T., 1997, Monographs in Matematical Physics. p. 371

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

  10. Published

    Intrinsic geometry of c = 1 random surfaces

    Ambjørn, Jan & Jurkiewicz, J., 1 Apr 1995, In: Nuclear Physics B. Suppl. 42, p. 701-703

    Research output: Contribution to journal › Journal article › Research

  11. Published

    Sphaleron-like transitions at high temperature

    Ambjørn, Jan, 1995, Proc. of NATO Advanced Research Workshop on Electroweak Physics and the Early Universe. p. 271-286

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

  12. Published

    A solvable 2D gravity model with Gamme greater than zero

    Durhuus, Bergfinnur, Ambjørn, Jan & Jónsson, T., 1995, In: Modern Physics Letters A. 9, p. 1221-1228

    Research output: Contribution to journal › Journal article › Research › peer-review

  13. Published

    Electroweak Magnetism, W-condensation and Antiscreening

    Ambjørn, Jan & Olesen, P., 1994, Proceedings of the 4th Hellenic School on Elementary Particle Physics. Athens: National Technical University Press, p. 396-407

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

  14. Published

    Sphaleron topography

    Ambjørn, Jan & Farakos, K., 1 Mar 1993, In: Nuclear physics B, Proceedings supplements. 30, p. 711-714

    Research output: Contribution to journal › Journal article › Research › peer-review

  15. Published

    Regularized quantum gravity and string theory

    Ambjørn, Jan, 1992, Proc. on Random surfaces and 2-D quantum gravity, Barcelona, 1991... Amsterdam, p. 8-24

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

  16. Published

    Sphaleron transitions and Baryon asymmetry: A nummerical, real-time analysis

    Ambjørn, Jan, Askgaard, T., Porter, H. & Shaposhnikov, M. E., 15 Apr 1991, In: Nuclear Physics B. 353, 2, p. 346-378

    Research output: Contribution to journal › Journal article › Research › peer-review

  17. Published

    New Monte Carlo simulations

    Ambjørn, Jan, Boulatov, F. & Kazakov, V. A., 1990, In: Modern Physics Letters A. 5, p. 771-785

    Research output: Contribution to journal › Journal article › Research › peer-review

  18. Published

    External field dependence in the SU(2) lattice theory

    Ambjørn, Jan, Mitrjushkin, V. K. & Zadorozhny, A. M., 1990, In: Physics Letters B. 245, p. 575-580

    Research output: Contribution to journal › Journal article › Research › peer-review

  19. Published

    Critical properties of the dynamical random surface with extrinsic curvature

    Ambjørn, Jan, Jurkiewicz, J., Varsted, S., Irback, A. & Petersson, B., 30 Jan 1992, In: Physics Letters B. 275, 3-4, p. 295-303

    Research output: Contribution to journal › Journal article › Research

  20. Published

    The vacuum in three-dimensional simplicial quantum gravity

    Ambjørn, Jan, Boulatov, D. V., Krzywicki, A. & Varsted, S., 20 Feb 1992, In: Physics Letters B. 276, 4, p. 432-436

    Research output: Contribution to journal › Journal article › Research › peer-review

  21. Published

    The quantum universe

    Ambjørn, Jan, Görlich, A., Jurkiewicz, J. & Loll, R., 17 Dec 2008, In: Acta Physica Polonica B. 39, 12, p. 3309-3341 34 p.

    Research output: Contribution to journal › Conference article › Research › peer-review

  22. Published

    Nonpertubative quantum de Sitter universe

    Ambjørn, Jan, Görlich, A., Jurkiewicz, J. & Loll, R., 26 Sep 2008, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 78, 6, p. 063544

    Research output: Contribution to journal › Journal article › Research › peer-review

  23. Published

    The self-organized quantum Universe

    Ambjørn, Jan, Jurkiewicz, J. & Loll, R., 1 Jul 2008, In: Scientific American. 299, 1, p. 42-49 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  24. Published

    ZZ branes from a wroldsheet perspective

    Ambjørn, Jan & Gesser, J. A., 1 Jun 2007, In: Acta Physica Polonica B. 38, 13, Special Issue, p. 3993-4007 12 p.

    Research output: Contribution to journal › Conference article › Research › peer-review

  25. Published

    The nature of ZZ branes

    Ambjørn, Jan & Gesser, J. A., 24 Jan 2008, In: Physics Letters B. 659, 3, p. 718-722 5 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  26. Published

    World-sheet dynamics of ZZ-branes

    Ambjørn, Jan, Gesser, J. A. & Gesser, J. A., 27 Sep 2007, In: Physics Letters B. 653, 5-6, p. 439-444 6 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  27. Published

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

    Ambjørn, Jan, Janik, R. A. & Kristjansen, Charlotte Fløe, 27 Feb 2006, In: Nuclear Physics B. 736, 3, p. 288-301

    Research output: Contribution to journal › Journal article › Research › peer-review

  28. Published

    CAUSAL DYNAMICAL TRIANGULATIONS AND THE SEARCH FOR A THEORY OF QUANTUM GRAVITY

    Ambjørn, Jan, Görlich, A., Jurkiewicz, J. & Roll, R., 1 Jul 2013, In: International Journal of Modern Physics D. 22, 9, 19 p., 1330019.

    Research output: Contribution to journal › Journal article › Research › peer-review

  29. Published

    Quantum gravity as sum over spacetimes

    Ambjørn, Jan, Jurkiewicz, J. & Loll, R., 1 Feb 2010, In: Lecture Notes in Physics. 807, p. 59-124

    Research output: Contribution to journal › Journal article › Research › peer-review

  30. Published

    Properties of the vacuum. I. Mechanical and thermodynamic

    Ambjørn, Jan & Wolfram, S., 15 Aug 1983, In: Annals of Physics. 147, 1, p. 1-32

    Research output: Contribution to journal › Journal article › Research › peer-review

  31. Published

    Diseases of triangulated random surface models, and possible cures

    Ambjørn, Jan, Durhuus, Bergfinnur & Frohlich, J., 16 Jan 1985, In: Nuclear Physics B. 257, 3, p. 433-449

    Research output: Contribution to journal › Journal article › Research › peer-review

  32. Published

    Quantum Gravity represented as Dynamical Triangulations

    Ambjørn, Jan, Burad, Z., Jurkiewicz, J. & Kristjansen, Charlotte Fløe, 1 Oct 1992, In: Acta Physica Polonica B. 23, 10, p. 991-1029

    Research output: Contribution to journal › Journal article › Research › peer-review

  33. Published

    Strings, Fields and Critical Phenomena

    Ambjørn, Jan, 10 Jan 1988, In: Fortschritte der Physik. 36, 8, p. 595-642

    Research output: Contribution to journal › Journal article › Research › peer-review

  34. Published

    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

  35. Published

    Regularized strings with extrinsic curvature

    Ambjørn, Jan, Durhuus, Bergfinnur, Frohlich, J. & Jonsson, T., 28 Dec 1987, In: Nuclear Physics B. 290, 4, p. 480-506

    Research output: Contribution to journal › Journal article › Research › peer-review

  36. Published

    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. 548-552

    Research output: Contribution to journal › Journal article › Research › peer-review

  37. Published

    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. 411-416

    Research output: Contribution to journal › Journal article › Research › peer-review

  38. Published

    A condensate solution of the electroweak theory which interpolates between the broken and the symmetric phase

    Ambjørn, Jan & Olesen, Poul, 22 Jan 1990, In: Nuclear Physics B. 330, 1, p. 193-204

    Research output: Contribution to journal › Journal article › Research › peer-review

  39. Published

    A random walk representation of the Dirac propagator

    Ambjørn, Jan, Durhuus, Bergfinnur & Jonsson, T., 29 Jan 1990, In: Nuclear Physics B. 330, 2-3, p. 509-522

    Research output: Contribution to journal › Journal article › Research › peer-review

  40. Published

    ASYMPTOTIC FREEON - AN EXAMPLE OF ELECTROWEAK MAGNETISM

    Ambjørn, Jan & Olesen, Poul, 1 Feb 1990, In: Acta Physica Polonica B. 21, 2, p. 109-117

    Research output: Contribution to journal › Journal article › Research › peer-review

  41. Published

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

    Ambjørn, Jan & Olesen, Poul, 11 Aug 1980, In: Nuclear Physics B. 170, 1, p. 60-78

    Research output: Contribution to journal › Journal article › Research › peer-review

  42. Published

    Numerical problems in applying the langevin equation to complex effective actions

    Ambjørn, Jan & Yang, S., 19 Dec 1985, In: Physics Letters B. 165, 1-3, p. 140-146

    Research output: Contribution to journal › Journal article › Research › peer-review

  43. Published

    An integrable model with a non-reducible three particle R-matrix

    Ambjørn, Jan, Khachatryan, S. & Sedrakyan, A., 30 Jul 2004, In: Journal of Physics A: Mathematical and Theoretical. 37, 30, p. 7397-7406

    Research output: Contribution to journal › Journal article › Research › peer-review

  44. Published

    Generalized multicritical one-matrix models

    Ambjørn, Jan, Budd, T. & Makeenko, Y., 2016, In: Nuclear Physics, Section B. 913, p. 357-380 24 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  45. Published

    The spectral dimension in 2D CDT gravity coupled to scalar fields

    Ambjørn, Jan, Gorlich, A., Jurkiewicz, J. & Zhang, H., 30 Apr 2015, In: Modern Physics Letters A. 30, 13, 1550077.

    Research output: Contribution to journal › Journal article › Research › peer-review

  46. Published

    Wormholes, a fluctuating cosmological constant and the Coleman mechanism

    Ambjørn, Jan, Sato, Y. & Watabiki, Y., 2 Jan 2021, In: Physics Letters B. 815, 5 p., 136152.

    Research output: Contribution to journal › Journal article › Research › peer-review

  47. Published

    Stability of the nonperturbative bosonic string vacuum

    Ambjørn, Jan & Makeenko, Y., 10 Jul 2017, In: Physics Letters B. 770, p. 352-356

    Research output: Contribution to journal › Journal article › Research › peer-review

  48. Published

    Scaling behavior of regularized bosonic strings

    Ambjørn, Jan & Makeenko, Y., 22 Mar 2016, In: Physical Review D - Particles, Fields, Gravitation and Cosmology. 93, 6, 066007.

    Research output: Contribution to journal › Journal article › Research › peer-review

  49. Published

    Four-dimensional CDT with toroidal topology

    Ambjørn, Jan, Gizbert-Studnicki, J., Gorlich, A., Grosvenor, K. & Jurkiewicz, J., 8 Aug 2017, In: Nuclear Physics B. 922, p. 226-246

    Research output: Contribution to journal › Journal article › Research › peer-review

  50. Published

    A restricted dimer model on a two-dimensional random causal triangulation

    Ambjørn, Jan, Durhuus, Bergfinnur & Wheater, J. F., 2014, In: Journal of Physics A: Mathematical and Theoretical. 47, 365001 .

    Research output: Contribution to journal › Journal article › Research › peer-review

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