Jan Ambjørn

Jan Ambjørn

Professor, emeritus

ORCID: 0000-0003-3782-089X

Publication year:
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151 - 175 out of 339Page size: 25
  1. 1997
  2. Published

    Non-critical Open Strings beyond the Semiclassical Approximation

    Ambjørn, Jan, Hayasaka, K. & Nakayama, R., 7 Jun 1997, In: Modern Physics Letters A. 12, 17, p. 1241-1266

    Research output: Contribution to journal › Journal article › Research

  3. Published

    Noncritical string field theory for 2d quantum gravity coupled to (p,q)-conformal fields

    Ambjørn, Jan & Watabiki, Y., 20 Sep 1997, In: International Journal of Modern Physics A. 12, 23, p. 4257-4289

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

  4. Published

    On the connection between 2d topological gravity and the reduced Hermitian matrix model

    Ambjørn, Jan, Harris, M. G. & Weis, M., 27 Oct 1997, In: Nuclear Physics B. 504, 1-2, p. 482-510

    Research output: Contribution to journal › Journal article › Research

  5. Published

    Quantum Geometry of 2-D Gravity Coupled to Unitary Matter

    Ambjørn, Jan & Anagnostopoulos, K. N., 21 Jul 1997, In: Nuclear Physics B. 497, 1-2, p. 445-478

    Research output: Contribution to journal › Journal article › Research

  6. Published

    Quantum Geometry of Topological Gravity

    Ambjørn, Jan, Anagnostopoulos, K. N., Ichihara, T., Jensen, L., Kawamoto, N., Watabiki, Y. & Yotsuji, K., 3 Apr 1997, In: Physics Letters B. 397, 3-4, p. 177-184

    Research output: Contribution to journal › Journal article › Research

  7. 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

  8. 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

  9. 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

  10. Published

    The two-point function of c=-2 matter coupled to 2D quantum gravity

    Ambjørn, Jan, Kristjansen, Charlotte Fløe & Watabiki, Y., 3 Nov 1997, In: Nuclear Physics B. 504, 3, p. 555-578

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

  11. Published

    U(1) lattice gauge theory and N=2 supersymmetric Yang-Mills theory

    Ambjørn, Jan, Sasakura, N. & Espriu, D., 20 Nov 1997, In: Modern Physics Letters A. 12, 35, p. 2665-2681

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

  12. Published

    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

  13. 1998
  14. 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

  15. Published

    A new family of integrable extended multi-band Hubbard Hamiltonians

    Ambjørn, Jan, Sedrakyan, A., Avakyan, A. & Hakobyan, T., 7 Mar 1998, In: Modern Physics Letters A. 13, 7, p. 495-503

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

  16. 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

  17. 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 journal › Journal article › Research

  18. Published

    Intrinsic geometric structure of c = -2 quantum gravity.

    Ambjørn, Jan, Anagnostopoulos, K. N., Ichihara, T., Jensen, L., Kawamoto, N., Watabiki, Y. & Yotsuji, K., 1 Apr 1998, In: Nuclear physics B, Proceedings supplements. 63, p. 748-750

    Research output: Contribution to journal › Journal article › Research

  19. Published

    Non-perturbative Lorentzian quantum gravity, causality and topology change

    Ambjørn, Jan & Loll, R., 21 Dec 1998, In: Nuclear Physics B. 536, 1-2, p. 407-434

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

  20. 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

  21. Published

    The Concept of Time in 2D Quantum Gravity

    Ambjørn, Jan, Anagnostopoulos, K. N., Jurkiewicz, J. & Kristjansen, Charlotte Fløe, 1 Apr 1998, In: Journal of High Energy Physics. 1998, 4, 016.

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

  22. Published

    The NBI matrix model of IIB Superstrings

    Ambjørn, Jan & Chekhov, L., 1 Dec 1998, In: Journal of High Energy Physics (Online). 1998, 12, p. 007

    Research output: Contribution to journal › Journal article › Research

  23. Published

    The quantum space-time of c > 0 2-d gravity.

    Ambjørn, Jan, Anagnostopoulos, K. N. & Thorleifsson, G., 1 Apr 1998, In: Nuclear physics B, Proceedings supplements. 60, p. 742-744

    Research output: Contribution to journal › Journal article › Research

  24. Published

    The quantum space-time of c=-2 gravity

    Ambjørn, Jan, Anagnostopoulos, K. N., Ichihara, T., Jensen, L., Kawamoto, N., Watabiki, Y. & Yotsuji, K., 9 Feb 1998, In: Nuclear Physics B. 511, 3, p. 673-710

    Research output: Contribution to journal › Journal article › Research

  25. Published

    The spectral dimension of 2D quantum gravity

    Ambjørn, Jan, Boulatov, D., Nielsen, J. L., Rolf, J. J. & Watabiki, Y., 1 Feb 1998, In: Journal of High Energy Physics (Online). 1998, 02, p. 010

    Research output: Contribution to journal › Journal article › Research

  26. 1999
  27. Published

    Quantum Geometry

    Ambjørn, Jan, 1999, Geometry in Present Day Science. p. 1-20

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

  28. Published

    Two-Dimensional Quantum Geometry

    Ambjørn, Jan, Nielsen, J. L. & Rolf, J., 1999, In: Fortschr. Phys.. Vol. 47, p. 152-171

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

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