Jan Ambjørn

Jan Ambjørn

Professor, emeritus


  1. Published

    CDT as a scaling limit of matrix models

    Ambjørn, Jan, 1 May 2011, In: Acta Physica Polonica B. 42, 5, p. 923-937

    Research output: Contribution to journalConference articleResearchpeer-review

  2. Published

    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 journalJournal articleResearchpeer-review

  3. Published
  4. Published

    Canonical quantisation in non-Abelian background fields

    Ambjørn, Jan & Hughes, R. J., 2 Feb 1983, In: Annals of Physics. 145, 2, p. 340-377

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Causal random geometry from stochastic quantization: XI Latin American Workshop on Nonlinear Phenomena

    Ambjørn, Jan, Loll, R., Westra, W. & Zohren, S., 5 Apr 2010, In: Journal of Physics - Conference Series. 246, 1, p. 012028 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. 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 journalJournal articleResearchpeer-review

  7. Published

    Characteristics of the new phase in CDT

    Ambjørn, Jan, Gizbert-Studnicki, J., Gorlich, A., Jurkiewicz, J., Klitgaard, N. & Loll, R., 9 Mar 2017, In: European Physical Journal C. 77, 3, 152.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Classical versus semiclassical electroweak decay of a techniskyrmion

    Ambjørn, Jan & Rubakov, V. A., 20 Jan 1985, In: Nuclear Physics B. 256, 3, p. 434-448

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Complex zeros of the 2-d ising model on dynamical random lattices.

    Ambjørn, Jan, Anagnostopoulos, K. N. & Magnea, U., 1 Apr 1998, In: Nuclear physics B, Proceedings supplements. 63, p. 751-753

    Research output: Contribution to journalJournal articleResearch

  10. Published

    Computational ergodicity in simplicial quantum gravity

    Ambjørn, Jan & Jurkiewicz, J., 1 Apr 1995, In: Physics Letters B. Supplement 42, p. 704-706

    Research output: Contribution to journalJournal articleResearch

  11. Published

    Computational ergodicity of S4

    Ambjørn, Jan & Jurkiewicz, J., 23 Feb 1995, In: Physics Letters B. 345, 4, p. 435-440

    Research output: Contribution to journalJournal articleResearch

  12. Published

    Computer simulation of the bosonic string

    Ambjørn, Jan, 1 Feb 1990, In: Acta Physica Polonica B. 21, 2, p. 101-107

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published

    Computer simulations of 3d Lorentzian quantum gravity

    Ambjørn, Jan, Jurkiewicz, J. & Loll, R., 29 Apr 2001, In: Nuclear Physics, Section B, Proceedings Supplements. 94, p. 689-692

    Research output: Contribution to journalConference articleResearchpeer-review

  14. Published

    Connected correlators in quantum gravity

    Ambjørn, Jan, Bialas, P. & Jurkiewicz, J., 28 May 1999, In: Journal of High Energy Physics. 1999, 2, p. 005

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    Connected correlators in random geometries

    Ambjørn, Jan, Bialas, P. & Jurkiewicz, J., 1 Apr 2000, In: Nuclear physics B, Proceedings supplements. 83-84, p. 736-738

    Research output: Contribution to journalConference articleResearchpeer-review

  16. Published

    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. 575-601

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    Cosmic voids and filaments from quantum gravity

    Ambjørn, Jan, Drogosz, Z., Gizbert-Studnicki, J., Gorlich, A., Jurkiewicz, J. & Nemeth, D., Aug 2021, In: European Physical Journal C. 81, 8, 5 p., 708.

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    Creating 3, 4, 6 and 10-dimensional spacetime from W3 symmetry

    Ambjørn, Jan & Watabiki, Y., 10 Jul 2017, In: Physics Letters B. 770, p. 252-256

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    Critical phenomena in causal dynamical triangulations

    Ambjørn, Jan, Coumbe, D., Gizbert-Studnicki, J., Gorlich, A. & Jurkiewicz, J., 15 Oct 2019, In: Classical and Quantum Gravity. 36, 22, 40 p., 224001.

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. 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 journalJournal articleResearch

  21. Published

    Crossing the c=1 barrier in 2D Lorentzian quantum gravity

    Ambjørn, Jan, Anagnostopoulos, K. N. & Loll, R., 15 Feb 2000, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 61, 4, p. 44010

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    Crumpled triangulations and critical points in 4D simplicial quantum gravity

    Ambjørn, Jan, Carfora, M., Gabrielli, D. & Marzuoli, A., 8 Mar 1999, In: Nuclear Physics B. 542, 1-2, p. 349-394

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. Published

    Deriving spacetime from first principles

    Ambjørn, Jan, Jurkiewicz, J. & Loll, R., 1 Apr 2010, In: Annalen der Physik. 19, 3-5, p. 186-195 9 p.

    Research output: Contribution to journalConference articleResearchpeer-review

  24. 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 journalJournal articleResearchpeer-review

  25. Published

    Dynamical triangulated fermionic surfaces

    Ambjørn, Jan & Varsted, S., 28 Mar 1991, In: Physics Letters B. 257, 3-4, p. 305-312

    Research output: Contribution to journalJournal articleResearchpeer-review

  26. Published

    Dynamical triangulations, a gateway to quantum gravity?

    Ambjørn, Jan, Jurkiewicz, J. & Watabiki, Y., 1 Nov 1995, In: Journal of Mathematical Physics. 36, 11, p. 6299-6339

    Research output: Contribution to journalJournal articleResearch

  27. Published

    Dynamically triangulating Lorentzian quantum gravity

    Ambjørn, Jan, Jurkiewicz, J. & Loll, R., 3 Sep 2001, In: Nuclear Physics B. 610, 1-2, p. 347-382

    Research output: Contribution to journalJournal articleResearchpeer-review

  28. Published

    Easing the Hubble constant tension

    Ambjørn, Jan & Watabiki, Y., 1 Mar 2022, In: Modern Physics Letters A. 37, 07, 2250041.

    Research output: Contribution to journalJournal articleResearchpeer-review

  29. Published

    Effective QCD string beyond the Nambu-Goto action

    Ambjørn, Jan, Makeenko, I. & Sedrakyan, A., 21 May 2014, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 89, 10, 106010.

    Research output: Contribution to journalJournal articleResearchpeer-review

  30. Published

    Effective sampling of random surfaces by baby universe surgery

    Ambjørn, Jan, Bialas, P., Burda, Z., Jurkiewicz, J. & Petersson, B., 21 Apr 1994, In: Physics Letters B. 325, 3-4, p. 337-346

    Research output: Contribution to journalJournal articleResearch

  31. 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 proceedingBook chapterResearch

  32. Published

    Electroweak Magnetism- theory and applications

    Ambjørn, Jan & Olesen, Poul, 10 Dec 1990, In: International Journal of Modern Physics A. 5, 23, p. 4525-4557

    Research output: Contribution to journalJournal articleResearchpeer-review

  33. Published

    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. 131301

    Research output: Contribution to journalJournal articleResearchpeer-review

  34. Published

    Entropy estimate in three-dimensional simplical quantum gravity

    Ambjørn, Jan & Varsted, J., 29 Aug 1991, In: Physics Letters B. 266, 3-4, p. 285-290

    Research output: Contribution to journalJournal articleResearchpeer-review

  35. 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 journalComment/debateResearchpeer-review

  36. Published

    Euclidean and Lorentzian quantum gravity - lessons from two dimensions

    Ambjørn, Jan, Loll, R., Nielsen, J. L. & Rolf, J., 1 Feb 1999, In: Chaos, Solitons & Fractals. 10, 2-3, p. 177-195

    Research output: Contribution to journalJournal articleResearchpeer-review

  37. Published

    Euclidian 4d quantum gravity with a non-trivial measure term

    Ambjørn, Jan, Glaser, L., Görlich, A. & Jurkiewicz, J., 16 Oct 2013, In: Journal of High Energy Physics (Online). 2013, 10, 100.

    Research output: Contribution to journalJournal articleResearchpeer-review

  38. Published

    Exploring the spectrum of regularized bosonic string theory

    Ambjørn, Jan & Makeenko, Y., 1 Mar 2015, In: Journal of Experimental and Theoretical Physics. 120, 3, p. 470-476

    Research output: Contribution to journalJournal articleResearchpeer-review

  39. Published

    External field dependence in SU(2) lattice theory

    Ambjørn, Jan, Mitrjushkin, V. K. & Zadorozhny, A. M., 16 Aug 1990, In: Physics Letters B. 245, 3-4, p. 575-580

    Research output: Contribution to journalJournal articleResearchpeer-review

  40. 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 journalJournal articleResearchpeer-review

  41. Published

    Fermionization of the spin S Uimin-Lai-Sutherland model: generalization of supersymmetric t-J model to spin S

    Ambjørn, Jan, Karakhanyan, D., Mirumyan, M. & Sedrakyan, A., 9 Apr 2001, In: Nuclear Physics B. 599, 3, p. 547-560

    Research output: Contribution to journalJournal articleResearchpeer-review

  42. Published

    Fermionized spin systems and the boson-fermion mapping in (2+1)-dimensional gauge theory

    Ambjørn, Jan & Semenoff, G. W., 3 Aug 1989, In: Physics Letters B. 226, 1-2, p. 107-112

    Research output: Contribution to journalJournal articleResearchpeer-review

  43. Published

    Finite N matrix models of noncommutative gauge theory

    Ambjørn, Jan, Makeenko, Y. M., Nishimura, J. & Szabo, R. J., 1 Nov 1999, In: Journal of High Energy Physics (Online). 1999, 11, p. 029

    Research output: Contribution to journalJournal articleResearchpeer-review

  44. 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 journalJournal articleResearchpeer-review

  45. Published

    Four-dimensional dynamically triangulated gravity coupled to matter

    Ambjørn, Jan, BURDA, Z., JURKIEWICZ, J. & Kristjansen, Charlotte Fløe, 15 Oct 1993, In: Physical Review D. 48, 8, p. 3695-3703

    Research output: Contribution to journalJournal articleResearchpeer-review

  46. Published

    Four-dimensional gonihedric gauge spin system

    Ambjørn, Jan, Koutsoumbas, G. & Savvidy, G. W., 1 May 1999, In: EPL. 46, 3, p. 319-325

    Research output: Contribution to journalJournal articleResearchpeer-review

  47. Published

    Four-dimensional simplicial quantum gravity

    Ambjørn, Jan & Jurkiewicz, J., 19 Mar 1992, In: Physics Letters B. 278, 1-2, p. 42-50

    Research output: Contribution to journalJournal articleResearch

  48. Published

    From one-matrix model to kontsevich model

    Ambjørn, Jan & Kristjansen, Charlotte Fløe, 28 Sep 1993, In: Modern Physics Letters A. 8, 30, p. 2875-2890

    Research output: Contribution to journalJournal articleResearchpeer-review

  49. Published

    Gauge fields, BRS symmetry and the Casimir effect

    Ambjørn, Jan & Hughes, R. J., 23 May 1983, In: Nuclear Physics B. 217, 2, p. 336-348

    Research output: Contribution to journalJournal articleResearchpeer-review

  50. 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 journalJournal articleResearchpeer-review

ID: 5868