Friedmann equations

Results: 37



#Item
11General relativity / Theories of gravitation / Partial differential equations / Stress–energy tensor / Tensors / Einstein field equations / Friedmann–Lemaître–Robertson–Walker metric / Metric tensor / Mathematics of general relativity / Physics / Theoretical physics / Physical cosmology

Astro 4PT Lecture Notes Set 1 Wayne Hu References • Relativistic Cosmological Perturbation Theory

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Source URL: background.uchicago.edu

Language: English - Date: 2013-12-11 18:55:32
12Physical cosmology / Void / Lambda-CDM model / Delaunay tessellation field estimator / Dark matter / Friedmann equations / Galaxy filament / Normal distribution / N-body simulation / Physics / Large-scale structure of the cosmos / Astronomy

Mon. Not. R. Astron. Soc. 000, 1–Printed 24 AprilMN LATEX style file v2.2)

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Source URL: background.uchicago.edu

Language: English - Date: 2015-01-06 12:05:30
13

Assignment 5 Derive Friedmann equations for the cosmological metric in the conformal frame ds2 = a2 (η) (−dη 2 + dxi dxi ) . Solve the resulting equations in three cases of matter-dominated Universe, radiation-domina

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Source URL: www.nordita.org

- Date: 2013-11-22 05:16:24
    14Neutrino / Cosmological constant / Dark energy / Electronvolt / Cosmic microwave background radiation / Friedmann equations / Cosmic neutrino background / Physics / Physical cosmology / Observable universe

    Astro 321: Problem Set 1 Due JanProblem 1: Units

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    Source URL: background.uchicago.edu

    Language: English - Date: 2011-08-15 18:34:55
    15Theoretical physics / Exact solutions in general relativity / Theories of gravitation / Friedmann–Lemaître–Robertson–Walker metric / Einstein field equations / Cosmological constant / Wave equation / Isotropic coordinates / Physics / Physical cosmology / General relativity

    Self-accelerating Massive Gravity: Time for Field Fluctuations Mark Wyman,1 Wayne Hu,1 and Pierre Gratia2 arXiv:1211.4576v1 [hep-th] 19 Nov 2012

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    Source URL: background.uchicago.edu

    Language: English - Date: 2015-01-06 12:05:31
    16

    Assignment 4 Find the age of the Universe (in years) taking into account present-day cosmic acceleration. For that solve Friedmann equations with both matter and the cosmological constant. For the current values of the c

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    Source URL: www.nordita.org

    - Date: 2013-11-13 12:38:07
      17Physical cosmology / Equations / General relativity / Friedmann equations

      /home/christian/.TeXmacs/system/tmp/tmp_600224521.ps

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      Source URL: christian.vonschultz.se

      Language: English - Date: 2009-01-09 01:49:50
      18Inflation / Variable speed of light / Big Bang / Flatness problem / Friedmann equations / Cosmology / Universe / Horizon problem / Redshift / Physical cosmology / Physics / Cosmological constant

      A time varying speed of light as a solution to cosmological puzzles Andreas Albrecht and Jo˜ ao Magueijo Theoretical Physics, The Blackett Laboratory, Imperial College, Prince Consort Road, London, SW7 2BZ, U.K. We cons

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      Source URL: www.ldolphin.org

      Language: English - Date: 2011-05-19 18:38:54
      19Theories of gravitation / Exact solutions in general relativity / Cosmological constant / Dark energy / Friedmann equations / Metric expansion of space / Equation of state / Static universe / Universe / Physics / Physical cosmology / General relativity

      The Cosmological Constant Sean M. Carroll Enrico Fermi Institute and Department of Physics University of Chicago 5640 S. Ellis Ave. Chicago, IL 60637, U.S.A.

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      Source URL: www.astrohandbook.com

      Language: English - Date: 2008-12-31 13:12:42
      20Dynamics / Virial theorem / Friedmann equations / Lagrangian / Physics / Equations / General relativity

      6.4.1 Tolman solution April 14, 2009 Let us consider a spherically symmetric inhomogeneity. In this case one can always …nd a coordinate system where xi = a (R; t) q i and R

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      Source URL: www.theorie.physik.uni-muenchen.de

      Language: English - Date: 2012-08-18 20:14:09
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