Jan Ambjørn

Jan Ambjørn

Professor, emeritus

ORCID: 0000-0003-3782-089X

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  1. Published

    Second-order phase transition in causal dynamical triangulations

    Ambjørn, Jan, Jordan, S., Jurkiewicz, J. & Loll, R., 15 Nov 2011, In: Physical Review Letters. 107, 21, p. 211303

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

  2. Published

    Semi-classical dynamical triangulations

    Ambjørn, Jan & Budd, T. G., 15 Nov 2012, In: Physics Letters B. 718, 1, p. 200-204 4 p.

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

  3. Published

    Semiclassical universe from first principles

    Ambjørn, Jan, Jurkiewicz, J. & Loll, R., 10 Feb 2005, In: Physics Letters B. 607, 3-4, p. 205-213

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

  4. Published

    Shaken, but not stirred: Potts model coupled to quantum gravity

    Ambjørn, Jan, Anagnostopoulos, K. N., Loll, R. & Pushkina, I., 21 Jan 2009, In: Nuclear Physics B. 807, 1-2, p. 251-264 19 p.

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

  5. Published

    Signature change of the metric in CDT quantum gravity?

    Ambjørn, Jan, Coumbe, D. N., Gizbert-Studnicki, J. & Jurkiewicz, J., 7 Aug 2015, In: Journal of High Energy Physics (Online). 2015, 8, 033.

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

  6. Published

    Simplified tetrahedron equations: Fermionic realization

    Ambjørn, Jan, Khachatyan, S. & Sedrakyan, A., 6 Feb 2006, In: Nuclear Physics B. 734, 3, p. 287-303

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

  7. Published

    Simulating simplified versions of the IKKT matrix model

    Ambjørn, Jan, Anagnostopoulos, K. N., Hotta, T. & Nishimura, J., 29 Apr 2001, In: Nuclear Physics, Section B, Proceedings Supplements. 94, p. 685-688

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

  8. Published

    Singularities of the Partition Function for the Ising Model coupled to 2-D Quantum Gravity

    Ambjørn, Jan, Anagnostopoulos, K. N. & Magnea, U., 20 Jul 1997, In: Modern Physics Letters A. 12, 22, p. 1605-1628

    Research output: Contribution to journal › Journal article › Research

  9. Published

    Spectral curves for hypergeometric Hurwitz numbers

    Ambjørn, Jan & Chekhov, L. O., 23 Jul 2018, In: Journal of Geometry and Physics. 132, p. 382-392 11 p.

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

  10. 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

  11. Published

    Sphaleron transition rate: recent numerical results

    Ambjørn, Jan & Krasnitz, A., 1 Apr 1998, In: Nuclear physics B, Proceedings supplements. 63, p. 575-577

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

  12. 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

  13. 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

  14. Published

    Spikes in quantum Regge calculus

    Ambjørn, Jan, Nielsen, J. L., Rolf, J. J. & Savvidy, G., 1 Dec 1997, In: Classical and Quantum Gravity. 14, 12, p. 3225-3241

    Research output: Contribution to journal › Journal article › Research

  15. Published

    Spiky higher genus strings

    Ambjørn, Jan, Bellini, A. & Johnston, D., 7 Sep 1991, In: Modern Physics Letters A. 6, 27, p. 2467-2474

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

  16. Published

    Spin-Spin Correlation Functions of Spin Systems Coupled to 2-D Quantum Gravity for 0 < c < 1

    Ambjørn, Jan, Anagnostopoulos, K. N., Magnea, U. & Thorleifsson, G., 1 Feb 1997, In: Nuclear Physics B. Supplement 53, p. 725-727

    Research output: Contribution to journal › Journal article › Research

  17. Published

    Spontaneous parity breaking in the early universe

    Ambjørn, Jan & Farakos, K., 1992, In: Nuclear Physics B. 26, p. 533-535

    Research output: Contribution to journal › Journal article › Research

  18. Published

    Spontaneous parity breaking of the electroweak theory in the early Universe..

    Ambjørn, Jan & Farakos, K., 1992, Workshop on Electroweak symmetry breaking. Singapore, p. 435-441

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

  19. 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

  20. Published

    Statistical mechanics of paths with curvature-dependent action

    Ambjørn, Jan, Durhuus, Bergfinnur & Jonsson, T., 21 Feb 1988, In: Journal of Physics A: Mathematical and Theoretical. 21, 4, p. 981-1000

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

  21. Published

    Stochastic confinement and dimensional reduction: (I). Four-dimensional SU(2) lattice gauge theory

    Ambjørn, Jan, Olesen, Poul & Peterson, C., 10 Sep 1984, In: Nuclear Physics B. 240, 2, p. 189-212

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

  22. Published

    Stochastic confinement and dimensional reduction (II). Three-dimensional SU(2) lattice gauge theory

    Ambjørn, Jan, Olesen, Poul & Peterson, C., 20 Nov 1984, In: Nuclear Physics B. 240, 4, p. 533-542

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

  23. Published

    Stochastic quantization and the role of time in quantum gravity

    Ambjørn, Jan, Loll, R., Westra, W. & Zohren, S., 5 Oct 2009, In: Physics Letters B. 680, 4, p. 359-364 5 p.

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

  24. Published

    Stochastic quantization vs. KdV flows in two-dimensional quantum gravity

    Ambjørn, Jan, Johnson, C. V. & Morris, T. R., 4 May 1992, In: Nuclear Physics B. 374, 3, p. 496-510

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

  25. Published

    String tensions for lattice gauge theories in 2 + 1 dimensions

    Ambjørn, Jan, Hey, A. & Otto, S., 25 Oct 1982, In: Nuclear Physics B. 210, 3, p. 347-368

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

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