Niels Anne Jacob Obers

Niels Anne Jacob Obers

Professor

ORCID: 0000-0003-4947-8526

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  1. Published

    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

  2. Published

    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

  3. 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

  4. Published

    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. 3897

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

  5. Published

    Non-extremal Fractional Branes

    Obers, Niels A. & Harmark, Troels, 2002, In: Nucl. Phys.. vol. B 632, p. 257

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

  6. Published

    Black holes in higher-dimensional gravity

    Obers, Niels A. , 2009, In: Lecture Notes in Physics. 769, Chapter 6, p. 211-258

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

  7. Published

    The Outer-Automorphic WZW Orbifolds on so(2n), Including Five Triality Orbifolds on So(8)

    Obers, Niels A. , 2002, In: JHEP. 0212, p. 019

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

  8. Published

    Black holes on cylinders

    Obers, Niels A. & Harmark, Troels, 2002, In: Journal of High Energy Physics (Online). 0205, p. 032

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

  9. Published

    Tyngdekraften

    Kragh, Helge Stjernholm & Obers, Niels A. , 2016, Verdensbilledet i Forandring : Et Hundredårigt Perspektiv . Fynbo, J. (ed.). København, p. 32-49

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

  10. Published

    Phases of thermal N=2 quiver gauge theories

    Kasper J., L. & Obers, Niels A. , 2008, In: Journal of High Energy Physics (Online). 057, 1

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

  11. Published

    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, 080

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

  12. Published

    SO(N) superpotential, seiberg-witten curves and loop equations

    Janik, R. A. & Obers, Niels A. , 2003, In: Physics Letters B. 553, p. 309-316

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

  13. Published

    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

  14. Published

    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

  15. Published

    Lifshitz space-times for Schrodinger holography

    Hartong, J., Kiritsis, E. & Obers, Niels A. , 30 Jun 2015, In: Physics Letters B. 746, p. 318-324

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

  16. Published

    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

  17. Published

    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

  18. Published

    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

  19. Published

    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

  20. Published

    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

  21. Published

    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

  22. Published

    General definition of gravitational tension

    Harmark, Troels & Obers, Niels A. , 2004, In: Journal of High Energy Physics. 0405, p. 043

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

  23. Published

    Instabilities of black strings and branes

    Harmark, Troels, Niarchos, V. & Obers, Niels A. , 2007, In: Classical and Quantum Gravity. 24, 8, p. R1-R90

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

  24. Published

    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. 20-49

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

  25. Published

    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

  26. Published

    Hagedorn Behaviour of Little String Theory from String Corrections to NS5-branes

    Harmark, Troels & Obers, Niels A. , 2000, In: Phys. Lett.. B485, p. 285

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

  27. Published

    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

  28. Published

    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. 793-798

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

  29. Published

    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

  30. Published

    Phase Structure of Non-commutative Field Theories and Spinning Brane Bound States

    Harmark, Troels & Obers, Niels A. , 2000, In: JHEP. 0003, p. 024

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

  31. Published

    New phases of near-exremal branes on a circle

    Harmark, Troels & Obers, Niels A. , 2004, In: Journal of High Energy Physics. 0409, p. 022

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

  32. Published

    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

  33. Published

    Therodynamics of the near-extremal NS5-brane

    Harmark, Troels & Obers, Niels A. , 2006, In: Nuclear Physics B. 742, p. 41-58

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

  34. Published

    New phase diagram for black holes and strings on cylinders

    Harmark, Troels & Obers, Niels A. , 2004, In: Class. Quant. Grav.. 21, p. 1709

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

  35. Published

    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

  36. Published

    Phase structure of black holes and strings on cylinders

    Harmark, Troels & Obers, Niels A. , 2004, In: Nucl. Phys. B. 684, p. 183

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

  37. Published

    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

  38. Published

    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

  39. Published

    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. 285-292

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

  40. Published

    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

  41. Published

    Gauge theory description of compactified pp waves

    Harmark, Troels & Obers, Niels A. , 2003, In: Journal of High Energy Physics (Online). 0301, p. 016

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

  42. Published

    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, 023

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

  43. Published

    New phases of thermal SYM and LST from Kaluza-Klein black holes

    Harmark, Troels & Obers, Niels A. , 1 Jul 2005, In: Fortschritte der Physik. 53, 7-8, p. 900-905 6 p.

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

  44. Published

    Non-relativistic gravity and its coupling to matter

    Hansen, D., Hartong, J. & Obers, Niels A. , 23 Jun 2020, In: Journal of High Energy Physics. 2020, 6, 100 p., 145.

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

  45. Published

    Gravity between Newton and Einstein

    Hansen, D., Hartong, J. & Obers, Niels A. , Oct 2019, In: International Journal of Modern Physics D. 28, 14, 6 p., 1944010.

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

  46. Published

    Carroll expansion of general relativity

    Hansen, D., Obers, Niels A. , Oling, G. & Sogaard, B. T., 8 Sep 2022, In: SciPost Physics. 13, 3, 31 p., 055.

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

  47. Published

    Action Principle for Newtonian Gravity

    Hansen, D., Hartong, J. & Obers, Niels A. , 15 Feb 2019, In: Physical Review Letters. 122, 6, 6 p., 061106.

    Research output: Contribution to journal › Letter › Research › peer-review

  48. Published

    Galilean first-order formulation for the nonrelativistic expansion of general relativity

    Hansen, D., Hartong, J., Obers, Niels A. & Oling, G., 22 Sep 2021, In: Physical Review D. 104, 6, 6 p., L061501.

    Research output: Contribution to journal › Letter › Research › peer-review

  49. Published

    Observational signatures of near-extremal Kerr-like black holes in a modified gravity theory at the Event Horizon Telescope

    Guo, M., Obers, Niels A. & Yan, H., 31 Oct 2018, In: Physical Review D. 98, 8, 15 p., 084063.

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

  50. Published

    Homogeneous nonrelativistic geometries as coset spaces

    Grosvenor, K. T., Hartong, J., Keeler, C. & Obers, Niels A. , 6 Sep 2018, In: Classical and Quantum Gravity. 35, 17, 30 p., 175007.

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

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