Niels Anne Jacob Obers
Professor
Theoretical high energy, astroparticle and gravitational physics
Blegdamsvej 17
2100 København Ø
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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 › peer-review
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BLACKFOLD APPROACH FOR HIGHER-DIMENSIONAL BLACK HOLES
Emparan, R., Harmark, Troels, Niarchos, V. & Obers, Niels A. , 1 Dec 2009, In: Acta Physica Polonica B. 40, 12, p. 3459-3477 18 p.Research output: Contribution to journal › Conference article › peer-review
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Black Branes as Piezoelectrics
Armas, J. S. N. D. O. B., Gath, J. & Obers, Niels A. , 10 Dec 2012, In: Physical Review Letters. 109, 24, p. 241101 5 p.Research output: Contribution to journal › Journal article › 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 › 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 › 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 › 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 › peer-review
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Black holes, gravitational waves and fundamental physics: a roadmap
Barack, L., Cardoso, V., Nissanke, S., Sotiriou, T. P., Askar, A., Belczynski, C., Bertone, G., Bon, E., Blas, D., Brito, R., Bulik, T., Burrage, C., Byrnes, C. T., Caprini, C., Chernyakova, M., Chrusciel, P., Colpi, M., Ferrari, V., Gaggero, D., Gair, J. & 26 others, , 25 Jul 2019, In: Classical and Quantum Gravity. 36, 14, 179 p., 143001.Research output: Contribution to journal › Review › peer-review
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Blackfolds in (anti)-de Sitter backgrounds
Armas, J. S. N. D. O. B. & Obers, Niels A. , 19 Apr 2011, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 83, 8, p. 084039 17 p.Research output: Contribution to journal › Journal article › peer-review
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Blackfolds in supergravity and string theory
Emparan, R., Harmark, Troels, Niarchos, V. & Obers, Niels A. , 2 Sep 2011, In: Journal of High Energy Physics (Online). 2011, 154, p. 1108 47 p.Research output: Contribution to journal › Journal article › peer-review
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Boundary stress-energy tensor and Newton-Cartan geometry in Lifshitz holography
Christensen, Morten Holm, Hartong, J., Obers, Niels A. & Rollier, B., 15 Jan 2014, In: Journal of High Energy Physics (Online). 2014, 1, 057.Research output: Contribution to journal › Journal article › peer-review
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Carroll Symmetry, Dark Energy and Inflation
De Boer, J., Hartong, J., Obers, Niels A. , Sybesma, W. & Vandoren, S., 8 Apr 2022, In: Frontiers in Physics. 10, 21 p., 810405.Research output: Contribution to journal › Journal article › peer-review
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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 › peer-review
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Carroll stories
De Boer, J., Hartong, J., Obers, Niels A. , Sybesma, W. & Vandoren, S., 22 Sep 2023, In: Journal of High Energy Physics. 2023, 9, 59 p., 148.Research output: Contribution to journal › Journal article › peer-review
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Editorial: Papers from the RTN workshop on the quantum structure of spacetime and the geometric nature of fundamental interactions, Copenhagen, 15-20 september 2003
Bertolini, M., Demasure, Y., di Vecchia, Paolo, Kristjansen, Charlotte Fløe, Merlatti, P. & Obers, Niels A. , 21 May 2004, In: Classical and Quantum Gravity. 21, 10Research output: Contribution to journal › Journal article › peer-review
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Electroelasticity of charged black branes
Armas, J. S. N. D. O. B., Gath, J. & Obers, Niels A. , 1 Oct 2013, In: Journal of High Energy Physics (Online). 2013, 035.Research output: Contribution to journal › Journal article › 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
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Essentials of blackfold dynamics
Emparan, R., Harmark, Troels, Niarchos, V. & Obers, Niels A. , 1 Mar 2010, In: Journal of High Energy Physics (Online). 2010, 3, p. 063Research output: Contribution to journal › Journal article › peer-review
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Extremal black hole horizons
Armas, J., Harmark, Troels & Obers, Niels A. , 16 Mar 2018, In: Journal of High Energy Physics. 2018, 34 p., 099.Research output: Contribution to journal › Journal article › 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 › 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 › peer-review
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Forced fluid dynamics from blackfolds in general supergravity backgrounds
Armas, J., Gath, J., Niarchos, V., Obers, Niels A. & Pedersen, A. V., 27 Oct 2016, In: Journal of High Energy Physics. 2016, 10, 154.Research output: Contribution to journal › Journal article › peer-review
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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 › peer-review
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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 › 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 › peer-review
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Gravitational tension, spacetime pressure and black hole volume
Armas, J., Obers, Niels A. & Sanchioni, M., 20 Sep 2016, In: Journal of High Energy Physics (Online). 2016, 9, 124.Research output: Contribution to journal › Journal article › peer-review
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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 › 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 › 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 › peer-review
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Heating up the BIon
Grignani, G., Orselli, M., Obers, Niels A. , Harmark, Troels & Marini, A., 1 Jun 2011, In: Journal of High Energy Physics (Online). 2011, 6, 058, p. 1106 36 p.Research output: Contribution to journal › Journal article › peer-review
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Holographic models for theories with hyperscaling violation
Gath, J., Hartong, J., Ferreira Monteiro, R. J. & Obers, Niels A. , 1 Apr 2013, In: Journal of High Energy Physics (Online). 2013, 159.Research output: Contribution to journal › Journal article › peer-review
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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 › 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 › peer-review
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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 › 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 › 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 › peer-review
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Longitudinal Galilean and Carrollian limits of non-relativistic strings
Bidussi, L., Harmark, Troels, Hartong, J., Obers, Niels A. & Oling, G., 20 Dec 2023, In: Journal of High Energy Physics. 2023, 12, 35 p., 141.Research output: Contribution to journal › Journal article › peer-review
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MHV, CSW and BCFW: field theory structures in string theory amplitudes
Boels, R. H., Jens Larsen, K., Obers, Niels A. & Vonk, M., 2008, In: Journal of High Energy Physics (Online). 11, p. 015Research output: Contribution to journal › Journal article › peer-review
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Metastable Nonextremal Antibranes
Armas, J., Nguyen, N., Niarchos, V., Obers, Niels A. & Van Riet, T., 9 May 2019, In: Physical Review Letters. 122, 18, 7 p., 181601.Research output: Contribution to journal › Journal article › peer-review
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Multi-black-hole configurations on the cylinder
Dias, '. J. C., Harmark, Troels, Myers, R. C. & Obers, Niels A. , 2007, In: Physical Review D (Particles, Fields, Gravitation and Cosmology). 76, 10, p. 104025Research output: Contribution to journal › Journal article › peer-review
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Nernst branes in gauged supergravity
Barisch, S., Lopes Cardoso, G., Haack, M., Nampuri, S. & Obers, Niels A. , 1 Nov 2011, In: Journal of High Energy Physics (Online). 2011, 11Research output: Contribution to journal › Journal article › peer-review
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New horizons for black holes and branes
Emparan, R., Harmark, Troels, Niarchos, V. & Obers, Niels A. , 20 Apr 2010, In: Journal of High Energy Physics (Online). 2010, 4, p. 046Research output: Contribution to journal › Journal article › 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 › 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 › 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 › peer-review
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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 › peer-review
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Newton-Cartan submanifolds and fluid membranes
Armas, J., Hartong, J., Have, E., Nielsen, Bjarke Frost & Obers, Niels A. , 18 Jun 2020, In: Physical Review E. 101, 6, 25 p., 062803.Research output: Contribution to journal › Journal article › peer-review
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Non-Boost Invariant Fluid Dynamics
De Boer, M., Hartong, J., Have, E., Obers, Niels A. & Sybesma, W., 11 Aug 2020, In: SciPost Physics. 9, 42 p., 018.Research output: Contribution to journal › Journal article › 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 › peer-review
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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 › 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 › peer-review
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236
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Lifshitz space-times for Schrodinger holography
Research output: Contribution to journal › Journal article › peer-review
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Extremal black hole horizons
Research output: Contribution to journal › Journal article › peer-review
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