Niels Anne Jacob Obers
Professor
Theoretical high energy, astroparticle and gravitational physics
Blegdamsvej 17
2100 København Ø
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Thermodynamics of spinning branes and their dual field theories
Harmark, Troels & Obers, Niels A. , 29 Feb 2000, In: Journal of High Energy Physics (Online). 2000, 01.Research output: Contribution to journal › Conference article › Research › peer-review
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Stable non-supersymmetric vacua in the moduli space of non-critical superstrings
Harmark, Troels, Niarchos, V. & Obers, Niels A. , 2006, In: Nuclear Physics B. 759, 1-2, p. 20-49Research output: Contribution to journal › Journal article › Research › peer-review
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Instabilities of black strings and branes
Harmark, Troels, Niarchos, V. & Obers, Niels A. , 2007, In: Classical and Quantum Gravity. 24, 8, p. R1-R90Research output: Contribution to journal › Journal article › Research › peer-review
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Hagedorn Behaviour of Little String Theory from String Corrections to NS5-branes
Harmark, Troels & Obers, Niels A. , 2000, In: Phys. Lett.. B485, p. 285Research output: Contribution to journal › Journal article › Research › peer-review
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General definition of gravitational tension
Harmark, Troels & Obers, Niels A. , 2004, In: Journal of High Energy Physics. 0405, p. 043Research output: Contribution to journal › Journal article › Research › peer-review
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Spin Matrix theory string backgrounds and Penrose limits of AdS/CFT
Harmark, Troels, Hartong, J., Obers, Niels A. & Oling, G., 11 Mar 2021, In: Journal of High Energy Physics. 2021, 3, 30 p., 129.Research output: Contribution to journal › Journal article › Research › peer-review
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Phase Structure of Non-commutative Field Theories and Spinning Brane Bound States
Harmark, Troels & Obers, Niels A. , 2000, In: JHEP. 0003, p. 024Research output: Contribution to journal › Journal article › Research › peer-review
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Black holes and black strings on cylinders: Talk presented by N.O. at the 35th International Symposium Ahrenshoop on the Theory of Elementary Particles, Berlin, Germany, 26-30 Aug 2002
Harmark, Troels & Obers, Niels A. , 2003, In: Fortschritte der Physik. 51, 7, p. 793-798Research output: Contribution to journal › Journal article › Research › peer-review
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Black holes on cylinders
Harmark, Troels & Obers, Niels A. , 1 May 2002, In: Journal of High Energy Physics. 6, 5, p. 775-835 61 p.Research output: Contribution to journal › Journal article › Research › peer-review
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New phases of near-exremal branes on a circle
Harmark, Troels & Obers, Niels A. , 2004, In: Journal of High Energy Physics. 0409, p. 022Research output: Contribution to journal › Journal article › Research › peer-review
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Therodynamics of the near-extremal NS5-brane
Harmark, Troels & Obers, Niels A. , 2006, In: Nuclear Physics B. 742, p. 41-58Research output: Contribution to journal › Journal article › Research › peer-review
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New phase diagram for black holes and strings on cylinders
Harmark, Troels & Obers, Niels A. , 2004, In: Class. Quant. Grav.. 21, p. 1709Research output: Contribution to journal › Journal article › Research › peer-review
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New phases of near-extremal branes on a circle
Harmark, Troels & Obers, Niels A. , 1 Sep 2004, In: Journal of High Energy Physics. 8, 9, p. 453-518 66 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Phases of Kaluza-Klein Black Holes: A Brief Review
Harmark, Troels & Obers, Niels A. , 2 Mar 2005, In: arXiv.org: Physics.Research output: Contribution to journal › Journal article › Research
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Phase structure of black holes and strings on cylinders
Harmark, Troels & Obers, Niels A. , 2004, In: Nucl. Phys. B. 684, p. 183Research output: Contribution to journal › Journal article › Research › peer-review
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Strings with non-relativistic conformal symmetry and limits of the AdS/CFT correspondence
Harmark, Troels, Hartong, J., Menculini, L., Obers, Niels A. & Yan, Z., 29 Nov 2018, In: Journal of High Energy Physics. 2018, 11, 28 p., 190.Research output: Contribution to journal › Journal article › Research › peer-review
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Relating non-relativistic string theories
Harmark, Troels, Hartong, J., Menculini, L., Obers, Niels A. & Oling, G., 12 Nov 2019, In: Journal of High Energy Physics. 2019, 11, 32 p., 071.Research output: Contribution to journal › Journal article › Research › peer-review
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Hagedorn Behavior of Little String Theories from string corrections to NS5-branes
Harmark, Troels & Obers, Niels A. , 19 Oct 2000, In: Physics Letters B. 485, 1-3, p. 285-292Research output: Contribution to journal › Conference article › Research › peer-review
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Nonrelativistic strings and limits of the AdS/CFT correspondence
Harmark, Troels, Hartong, J. & Obers, Niels A. , 24 Oct 2017, In: Physical Review D. 96, 8, 086019.Research output: Contribution to journal › Journal article › Research › peer-review
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Three-charge black holes on a circle
Harmark, Troels, Obers, Niels A. , Ronne, P. B. & Kristjansson, K., 2007, In: Journal of High Energy Physics (Online). 1, 023Research output: Contribution to journal › Journal article › Research › peer-review
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Entropy of three-charge balck holes on a circle
Harmark, Troels, Kristjansson, K. R., Obers, Niels A. & Rønne, P. B., 2007, In: Fortschritte der Physik. 55, 5-7, p. 748-753 5 p.Research output: Contribution to journal › Conference article › Research
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Gauge theory description of compactified pp waves
Harmark, Troels & Obers, Niels A. , 2003, In: Journal of High Energy Physics (Online). 0301, p. 016Research output: Contribution to journal › Journal article › Research › peer-review
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Field theory on Newton-Cartan backgrounds and symmetries of the Lifshitz vacuum
Hartong, J., Kiritsis, E. & Obers, Niels A. , 3 Aug 2015, In: Journal of High Energy Physics (Online). 2015, 8, 03.Research output: Contribution to journal › Journal article › Research › peer-review
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Hořava-Lifshitz gravity from dynamical Newton-Cartan geometry
Hartong, J. & Obers, Niels A. , 29 Jul 2015, In: Journal of High Energy Physics (Online). 2015, 7, 155.Research output: Contribution to journal › Journal article › Research › peer-review
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Lifshitz space-times for Schrodinger holography
Hartong, J., Kiritsis, E. & Obers, Niels A. , 30 Jun 2015, In: Physics Letters B. 746, p. 318-324Research output: Contribution to journal › Journal article › Research › peer-review
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Review on non-relativistic gravity
Hartong, J., Obers, Niels A. & Oling, G., 16 Mar 2023, In: Frontiers in Physics. 11, 25 p., 1116888.Research output: Contribution to journal › Review › Research › peer-review
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A coupling prescription for post-Newtonian corrections in quantum mechanics
Hartong, J., Have, Emil, Obers, Niels A. & Pikovski, I., 27 Mar 2024, In: SciPost Physics. 16, 3, 40 p., 088.Research output: Contribution to journal › Journal article › Research › peer-review
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Zooming in on AdS3/CFT2 near a BPS bound
Hartong, J., Lei, Y., Obers, Niels A. & Oling, G., 3 May 2018, In: Journal of High Energy Physics. 2018, 5, 40 p., 016.Research output: Contribution to journal › Journal article › Research › peer-review
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Schrodinger invariance from Lifshitz isometries in holography and field theory
Hartong, J., Kiritsis, E. & Obers, Niels A. , 8 Sep 2015, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 92, 6, 066003.Research output: Contribution to journal › Journal article › Research › peer-review
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Nonrelativistic Chern-Simons theories and three-dimensional Horava-Lifshitz gravity
Hartong, J., Lei, Y. & Obers, Niels A. , 22 Sep 2016, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 94, 6, 065027.Research output: Contribution to journal › Journal article › Research › peer-review
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SO(N) superpotential, seiberg-witten curves and loop equations
Janik, R. A. & Obers, Niels A. , 2003, In: Physics Letters B. 553, p. 309-316Research output: Contribution to journal › Journal article › Research › peer-review
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Factorization of Seiberg-Witten curves with fundamental matter
Janik, R. A., Obers, Niels A. & Rønne, P. B., 2007, In: Journal of High Energy Physics (Online). 05, 080Research output: Contribution to journal › Journal article › Research › peer-review
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Phases of thermal N=2 quiver gauge theories
Kasper J., L. & Obers, Niels A. , 2008, In: Journal of High Energy Physics (Online). 057, 1Research output: Contribution to journal › Journal article › Research › peer-review
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Tyngdekraften
Kragh, Helge Stjernholm & Obers, Niels A. , 2016, Verdensbilledet i Forandring : Et Hundredårigt Perspektiv . Fynbo, J. (ed.). København, p. 32-49Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
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Setting the connection free in the Galilei and Carroll expansions of gravity
Musaeus, J., Obers, Niels A. & Oling, G., 10 May 2024, In: Physical Review D. 109, 10, 19 p., 104040.Research output: Contribution to journal › Journal article › Research › peer-review
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Two Large Examples in Orbifold Theory: Abelian Orbifolds and the Charge Conjugation Orbifold on su(n)
Obers, Niels A. , 2002, In: Int. J. Mod. Phys.. vol. A 17, p. 3897Research output: Contribution to journal › Journal article › Research › peer-review
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Black holes in higher-dimensional gravity
Obers, Niels A. , 2009, In: Lecture Notes in Physics. 769, Chapter 6, p. 211-258Research output: Contribution to journal › Journal article › Research › peer-review
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Non-extremal Fractional Branes
Obers, Niels A. & Harmark, Troels, 2002, In: Nucl. Phys.. vol. B 632, p. 257Research output: Contribution to journal › Journal article › Research › peer-review
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Black holes on cylinders
Obers, Niels A. & Harmark, Troels, 2002, In: Journal of High Energy Physics (Online). 0205, p. 032Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The Outer-Automorphic WZW Orbifolds on so(2n), Including Five Triality Orbifolds on So(8)
Obers, Niels A. , 2002, In: JHEP. 0212, p. 019Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Tyngdebølger
Vestergaard, Marianne, Harmark, Troels & Obers, Niels A. , 8 Dec 2017, In: Aktuel Videnskab. 6, p. 24-30 7 p.Research output: Contribution to journal › Journal article › Communication
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Hydrodynamic modes of homogeneous and isotropic fluids
de Boer, J., Hartong, J., Obers, Niels A. , Sybesma, W. & Vandoren, S., 13 Aug 2018, In: SciPost Physics. 5, 2, 19 p., 014.Research output: Contribution to journal › Journal article › Research › peer-review
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Perfect fluids
de Boer, J., Hartong, J., Obers, Niels A. , Sybesma, W. & Vandoren, S., 19 Jul 2018, In: SciPost Physics. 5, 1, 37 p., 003.Research output: Contribution to journal › Journal article › Research › peer-review
ID: 12816
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Strings with non-relativistic conformal symmetry and limits of the AdS/CFT correspondence
Research output: Contribution to journal › Journal article › Research › peer-review
Published -
242
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Extremal black hole horizons
Research output: Contribution to journal › Journal article › Research › peer-review
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239
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Lifshitz space-times for Schrodinger holography
Research output: Contribution to journal › Journal article › Research › peer-review
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