Jan Ambjørn
Professor, emeritus
Theoretical high energy, astroparticle and gravitational physics
Blegdamsvej 17
2100 København Ø
- Published
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
- 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. 509-522Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A renormalization group analysis of lattice models of two-dimensional membranes
Ambjørn, Jan, Durhuus, Bergfinnur, Frohlich, J. & Jonsson, T., 1 Apr 1989, In: Journal of Statistical Physics. 55, 1-2, p. 29-85Research output: Contribution to journal › Journal article › Research › peer-review
- 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
- Published
A solvable 2D gravity Model with Gamma greater than Zero
Ambjørn, Jan, Durhuus, Bergfinnur & Jónsson, T., 1994, In: Modern Physics Letters A. 9, p. 1221-1228Research output: Contribution to journal › Journal article › Research › peer-review
- 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. 1221-1228Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A string field theory based on causal dynamical triangulations
Ambjørn, Jan, Loll, R., Watabiki, Y., Westra, W. & Zohren, S., 1 May 2008, In: Journal of High Energy Physics (Online). 2008, 5, p. 032Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A universal fractal structure of 2d quantum gravity for c > 1
Ambjørn, Jan & Thorleifsson, G., 3 Mar 1994, In: Physics Letters B. 323, 1, p. 7-12Research output: Contribution to journal › Journal article › Research
- Published
ASYMPTOTIC FREEON - AN EXAMPLE OF ELECTROWEAK MAGNETISM
Ambjørn, Jan & Olesen, Poul, 1 Feb 1990, In: Acta Physica Polonica B. 21, 2, p. 109-117Research output: Contribution to journal › Journal article › Research › peer-review
- 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. 016Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Action principle of Bogoliubov coefficients
Ambjørn, Jan, Hughes, R. J. & Nielsen, N. K., 1 Oct 1983, In: Annals of Physics. 150, 1, p. 92-113Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Alternative Actions for Quantum Gravity and the Intrinsic Rigidity of the Space-Time
Ambjørn, Jan, Savvidy, G. K. & Savvidy, K. G., 17 Feb 1997, In: Nuclear Physics B. 486, 1-2, p. 390-412Research output: Contribution to journal › Journal article › Research
- 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. 7397-7406Research output: Contribution to journal › Journal article › Research › peer-review
- Published
An intergrable model with non-reducible three partical R- matrix
Ambjørn, Jan, Khachatryan, S. & Sedrakyan, A., 2004, In: Journal of Physics A: Mathematical and Theoretical (Print Edition). 37, 30, p. 7397-7406Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Anti-screening of large magnetic fields by vector bosons
Ambjørn, Jan & Olesen, Poul, 1 Dec 1988, In: Physics Letters B. 214, 4, p. 565-589Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Asymptotic freon: An example on electroweak magnetism
Ambjørn, Jan & Olesen, Poul, 1990, In: Acta Physica Polonica B. 21, 2, p. 109-117Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Baby universes in 2D quantum gravity
Ambjørn, Jan, Jain, S. & Thorleifsson, G., 10 Jun 1993, In: Physic Letters B. 307, 1-2, p. 34-39Research output: Contribution to journal › Journal article › Research
- Published
Baby universes revisited
Ambjørn, Jan, Barkley, J., Budd, T. & Loll, R., 30 Nov 2011, In: Physics Letters B. 706, 1, p. 86-89Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Barriers in Quantum Gravity
Ambjørn, Jan, 1994, String Theory, Gauge Theory and Quantum Gravity 93. Singapore: World Scientific, p. 228-238Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Baryon asymmetry generation in the electroweak theory: A lattice study
Ambjørn, Jan, Laursen, M. L. & Shaposhnikov, M. E., 10 Apr 1989, In: Nuclear Physics B. 316, 2, p. 483-508Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Baryon asymmetry of the universe. A Monte Carlo study on the lattice
Ambjørn, Jan, Laursen, M. & Shaposhnkov, M. E., 22 Oct 1987, In: Physics Letters B. 197, 1-2, p. 49-54Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Bethe Ansatz and thermodynamic limit of affine quantum group invariant extensions of the t-J model
Ambjørn, Jan, Avakyan, A., Hakobyan, T. & Sedrakyan, A., 1 Nov 1999, In: Journal of Mathematical Physics. 40, 11, p. 5687-5701Research output: Contribution to journal › Journal article › Research › peer-review
- 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
- Published
CDT Quantum Toroidal Spacetimes: An Overview
Ambjørn, Jan, Drogosz, Z., Gizbert-Studnicki, J., Gorlich, A., Jurkiewicz, J. & Nemeth, D., 26 Mar 2021, In: Universe. 7, 4, 26 p., 79.Research output: Contribution to journal › Review › Research › peer-review
- Published
CDT and the big bang
Ambjørn, Jan & Watabiki, Y., 1 Apr 2017, In: Acta Physica Polonica B, Proceedings Supplement. 10, 2, p. 299-303Research output: Contribution to journal › Conference article › Research › peer-review
ID: 5868
Most downloads
-
270
downloads
Signature change of the metric in CDT quantum gravity?
Research output: Contribution to journal › Journal article › Research › peer-review
Published -
247
downloads
A model for emergence of space and time
Research output: Contribution to journal › Journal article › Research › peer-review
Published -
185
downloads
String theory as a Lilliputian world
Research output: Contribution to journal › Journal article › Research › peer-review
Published