Introduction to Loop Quantum Cosmology

Abstract

This is an introduction to loop quantum cosmology (LQC) reviewing mini- and midisuperspace models as well as homogeneous and inhomogeneous effective dynamics.

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• Lattice Refining LQC and the Matter Hamiltonian
• The Volume Operator in Spherically Symmetric Quantum Geometry
• Inflationary scalar spectrum in loop quantum cosmology
• Local spinfoam expansion in loop quantum cosmology
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• Recollapsing quantum cosmologies and the question of entropy
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Cited by in corpus (111)

• The Trinity of Relational Quantum Dynamics
• The Matter Bounce Scenario in Loop Quantum Cosmology
• Homogeneous cosmologies as group field theory condensates
• Consistency of holonomy-corrected scalar, vector and tensor perturbations in Loop Quantum Cosmology
• Deformed General Relativity and Effective Actions from Loop Quantum Gravity
• Emergent Friedmann dynamics with a quantum bounce from quantum gravity condensates
• Gauge-Invariant Perturbations in Hybrid Quantum Cosmology
• The universe as a quantum gravity condensate
• Detailed analysis of the predictions of loop quantum cosmology for the primordial power spectra
• Entanglement in curved spacetimes and cosmology
• Non-singular bounce scenarios in loop quantum cosmology and the effective field description
• Observational issues in loop quantum cosmology
• Anomaly-free cosmological perturbations in effective canonical quantum gravity
• Anomaly-free perturbations with inverse-volume and holonomy corrections in Loop Quantum Cosmology
• Quantization ambiguities and bounds on geometric scalars in anisotropic loop quantum cosmology
• Cosmological perturbations in Hybrid Loop Quantum Cosmology: Mukhanov-Sasaki variables
• Equivalence of approaches to relational quantum dynamics in relativistic settings
• Hybrid quantization of an inflationary model: The flat case
• A $\Lambda$CDM bounce scenario
• Primordial power spectra for scalar perturbations in loop quantum cosmology
• Generalized uncertainty principles and localization in discrete space
• Effective Spin Foam Models for Lorentzian Quantum Gravity
• Hybrid loop quantum cosmology and predictions for the cosmic microwave background
• Beyond Einstein's General Relativity: Hybrid metric-Palatini gravity and curvature-matter couplings
• Effective relational dynamics of a nonintegrable cosmological model
• Testing loop quantum cosmology
• Quantum gravity and gravitational-wave astronomy
• Super-accelerating bouncing cosmology in asymptotically-free non-local gravity
• Emergence of a low spin phase in group field theory condensates
• Uniqueness of the Fock quantization of scalar fields in spatially flat cosmological spacetimes
• Observational Exclusion of a Consistent Quantum Cosmology Scenario
• Generalized quantum gravity condensates for homogeneous geometries and cosmology
• The loop quantum cosmology bounce as a Kasner transition
• Group field theory for quantum gravity minimally coupled to a scalar field
• A relational Hamiltonian for group field theory
• Time-dependent mass of cosmological perturbations in the hybrid and dressed metric approaches to loop quantum cosmology
• Non-Gaussianity in Loop Quantum Cosmology
• Loop quantum cosmology of a radiation-dominated flat FLRW universe
• Quantum corrections to the Mukhanov-Sasaki equations
• Timelike information broadcasting in cosmology
• Effective dynamics of scalar perturbations in a flat Friedmann-Robertson-Walker spacetime in Loop Quantum Cosmology
• Impact of nonlinear effective interactions on GFT quantum gravity condensates
• Loop Quantum Cosmology: A brief review
• Loop quantum cosmology from group field theory
• Ekpyrotic loop quantum cosmology
• Relational evolution of effectively interacting GFT quantum gravity condensates
• Inhomogeneous universe from group field theory condensate
• Loop Quantum Gravity Phenomenology: Linking Loops to Observational Physics
• States of Low Energy in bouncing inflationary scenarios in Loop Quantum Cosmology
• Emergent Cosmology from Quantum Gravity in the Lorentzian Barrett-Crane Tensorial Group Field Theory Model
• Dynamics of anisotropies close to a cosmological bounce in quantum gravity
• Identifying cosmological perturbations in group field theory condensates
• Perturbing a quantum gravity condensate
• Loop quantization of the Gowdy model with local rotational symmetry
• Loop quantum cosmology with self-dual variables
• Singularity avoidance in the hybrid quantization of the Gowdy model
• Observational consequences of Bianchi I spacetimes in loop quantum cosmology
• Higher-dimensional quantum Oppenheimer-Snyder model
• Deformed symmetries in noncommutative and multifractional spacetimes
• Loop quantum cosmology of the Bianchi I model: complete quantization
• Loop Quantum Cosmology
• Power spectrum of primordial perturbations for an emergent universe in quantum reduced loop gravity
• Singularity resolution from polymer quantum matter
• Uniqueness of the Fock quantization of scalar fields in a Bianchi I cosmology with unitary dynamics
• Loop quantum cosmology and singularities
• Fermions in Hybrid Loop Quantum Cosmology
• Frozen formalism and canonical quantization in group field theory
• Anisotropic loop quantum cosmology with self-dual variables
• A quantum gravity extension to the Mixmaster dynamics
• Constraining the Barbero-Immirzi parameter from the duration of inflation in loop quantum cosmology
• Backreaction of fermionic perturbations in the Hamiltonian of hybrid loop quantum cosmology
• Alleviation of anomalies from the non-oscillatory vacuum in loop quantum cosmology
• Modified FRW cosmologies arising from states of the hybrid quantum Gowdy model
• Diffeomorphism invariant cosmological sector in loop quantum gravity
• Approximation methods in Loop Quantum Cosmology: From Gowdy cosmologies to inhomogeneous models in Friedmann-Robertson-Walker geometries
• Our Universe from the cosmological constant
• Lorentzian quantum cosmology from effective spin foams
• Quantum geometry and effective dynamics of Janis-Newman-Winicour singularities
• Could Planck Star Remnants be Dark Matter?
• Unitary evolution and uniqueness of the Fock representation of Dirac fields in cosmological spacetimes
• Modeling effective FRW cosmologies with perfect fluids from states of the hybrid quantum Gowdy model
• Towards anisotropic cosmology in group field theory
• Effective $f(R)$ actions for modified Loop Quantum Cosmologies via order reduction
• Pre-big bang geometric extensions of inflationary cosmologies
• Aspects of Quantum Gravity in Cosmology
• The energy spectrum of gravitational waves in a loop quantum cosmological model
• Estimation of imprints of the bounce in loop quantum cosmology on the bispectra of cosmic microwave background
• Loop quantum cosmology in 2+1 dimension
• Solvable Loop Quantum Cosmology: domain of the volume observable and semiclassical states
• Next step in gravity and cosmology: fundamental theory or data-driven models?
• Gauge-invariant perturbations at a quantum gravity bounce
• Thermodynamics in new model of loop quantum cosmology
• Geometric phases and cyclic isotropic cosmologies
• Low-curvature quantum corrections from unitary evolution of de Sitter space
• The Quantum Echo of the Early Universe
• Aspects of quantum gravity
• An Interesting property of the Friedman Universes
• Quantum Gravity, Hydrodynamics and Emergent Cosmology: A Collection of Perspectives
• Local Properties of Measures in Quantum Field Theory and Cosmology
• Spacetime Quanta? : The Discrete Spectrum of a Quantum Spacetime Four-Volume Operator in Unimodular Loop Quantum Cosmology
• Inclusion of matter in inhomogeneous loop quantum cosmology
• Time Asymmetry of Cosmic Background Evolution in Loop Quantum Cosmology
• Inhomogenous loop quantum cosmology with matter
• Cosmological dynamics in spin-foam loop quantum cosmology: challenges and prospects
• Cosmology in Loop Quantum Gravity: symmetry reduction preserving gauge degrees of freedom
• (2+1) Lorentzian quantum cosmology from spin-foams: opportunities and obstacles for semi-classicality
• The Effect of a positive cosmological constant on the bounce of Loop Quantum Cosmology
• Introdução à Cosmologia Quântica
• Effective dynamics of Janis-Newman-Winicour spacetime
• The status of geometry and matter in re-interpreted WdW equation
• Thermal Time and Kepler's Second Law