Initial conditions for cosmological perturbations

DOI10.1088/1361-6382/AA52D4zbMath1358.83007arXiv1610.09424OpenAlexW2963082835MaRDI QIDQ2971446

Brajesh Gupt, Abhay Ashtekar

Publication date: 5 April 2017

Published in: Classical and Quantum Gravity (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1610.09424

zbMATH Keywords

cosmological perturbationsHeisenberg uncertaintyPlanck regime of the early universeWeyl curvature hypthesis

Mathematics Subject Classification ID

Relativistic cosmology (83F05) Applications of differential geometry to physics (53Z05) Einstein's equations (general structure, canonical formalism, Cauchy problems) (83C05) Methods of quantum field theory in general relativity and gravitational theory (83C47) Space-time singularities, cosmic censorship, etc. (83C75) Quantum measurement theory, state operations, state preparations (81P15) Approximation procedures, weak fields in general relativity and gravitational theory (83C25) Astrophysical cosmology (85A40)

Related Items (9)

Analytical investigation of pre-inflationary effects in the primordial power spectrum: from General Relativity to hybrid Loop Quantum Cosmology ⋮ Bouncing Universe in loop quantum gravity: full theory calculation ⋮ Non-oscillating power spectra in loop quantum cosmology ⋮ Large scale anomalies in the CMB and non-Gaussianity in bouncing cosmologies ⋮ From time asymmetry to quantum entanglement: the Humean unification ⋮ Bouncing unitary cosmology II. Mini-superspace phenomenology ⋮ Quantization ambiguities and the robustness of effective descriptions of primordial perturbations in hybrid loop quantum cosmology ⋮ Anomalies in the CMB from a cosmic bounce ⋮ Power spectrum of primordial perturbations for an emergent universe in quantum reduced loop gravity

Cites Work

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