nLab
standard model of cosmology

Context

Physics

physics, mathematical physics, philosophy of physics

Surveys, textbooks and lecture notes


theory (physics), model (physics)

experiment, measurement, computable physics

Gravity

Contents

Idea

The standard model (in theoretical physics) for the observable universe on the largest length scales of cosmology:

an inflationary FRW spacetime with cosmological constant and cold dark matter.

The current model assumes that the energy density of the observable universe consists of

standard model of particle physics and cosmology

theory:Einstein-Yang-Mills-Dirac-Higgs
gravityelectroweak and strong nuclear forcefermionic matterscalar field
field content:vielbein field eeprincipal connection \nablaspinor ψ\psiscalar field HH
Lagrangian:scalar curvature densityfield strength squaredDirac operator component densityfield strength squared + potential density
L=L = R(e)vol(e)+R(e) vol(e) + F eF +\langle F_\nabla \wedge \star_e F_\nabla\rangle + (ψ,D (e,)ψ)vol(e)+ (\psi , D_{(e,\nabla)} \psi) vol(e) + H¯ eH+(λH 4μ 2H 2)vol(e) \nabla \bar H \wedge \star_e \nabla H + \left(\lambda {\vert H\vert}^4 - \mu^2 {\vert H\vert}^2 \right) vol(e)

References

A review is in

  • Jorge L. Cervantes-Cota, George Smoot, Cosmology today – A brief review (2011)(arXiv:1107.1789)

A discussion of open problems is in

  • Benoit Famaey, Stacy McGaugh, Challenges for Lambda-CDM and MOND (arXiv:1301.0623)

A mathematically precise account of the model in terms of AQFT on curved spacetimes is in

See also

Revised on March 24, 2014 03:51:36 by Urs Schreiber (89.204.138.106)