Front cover image for Cosmology in scalar-tensor gravity

Cosmology in scalar-tensor gravity

Covers various aspects of cosmology in scalar-tensor theories of gravity. This book provides a critical overview of the research in this field and covers topics, such as: scalar-tensor gravity and its limit to general relativity; effective energy-momentum tensors and conformal frames; gravitational waves in scalar-tensor cosmology; and more.
eBook, English, ©2004
Kluwer Academic Publishers, Dordrecht, ©2004
1 online resource
9781402019883, 1402019882
1012449672
1. Scalar-Tensor Gravity.- 1 Introduction.- 2 Brans-Dicke theory.- 3 Brans-Dicke cosmology in the Jordan frame.- 4 The limit to general relativity.- 5 Relation to Kaluza-Klein theory.- 6 Brans-Dicke theory from Lyra’s geometry.- 7 Scalar-tensor theories.- 8 Motivations for scalar-tensor theories.- 9 Induced gravity.- 10 Generalized scalar-tensor theories.- 11 Conformal transformation techniques.- 12 Singularities of the gravitational coupling.- 2. Effective Energy-Momentum Tensors and Conformal Frames.- 1 The issue of the conformal frame.- 2 Effective energy-momentum tensors.- 3. Gravitational Waves.- 1 Introduction.- 2 Einstein frame scalar-tensor waves.- 3 Gravitational lensing by scalar-tensor gravitational waves.- 4. Exact Solutions of Scalar-Tensor Cosmology.- 1 Introduction.- 2 Exact solutions of Brans-Dicke cosmology.- 2.2 K = ±1 solutions and phase space for V = 0.- 2.3 Phase space for any K and V = m2ø2/2.- 2.4 Bianchi models.- 3 Exact solutions of scalar-tensor theories.- 5. The Early Universe.- 1 Introduction.- 2 Extended inflation.- 3 Hyperextended inflation.- 4 Real inflation?.- 5 Constraints from primordial nucleosynthesis.- 6. Perturbations.- 1 Introduction.- 2 Scalar perturbations.- 3 Tensor perturbations.- 7. Nonminimal Coupling.- 1 Introduction.- 2 Effective energy-momentum tensors.- 3 Conformal transformations.- 4 Inflation and ? 0: the unperturbed universe.- 5 The slow-roll regime of generalized inflation.- 6 Inflation and ? 0: perturbations.- 7 Conclusion.- 8. The Present Universe.- 1 Present acceleration of the universe and quintessence.- 2 Quintessence with nonminimal coupling.- 3 Superquintessence.- 4 Quintessence in scalar-tensor gravity.- 5 Conclusion.- References.