Quantum Effects in Early Universe Cosmology

Información del proyecto

Qosmology

Identificador del acuerdo de subvención: 772295

DOI

10.3030/772295

Proyecto cerrado

Fecha de la firma de la CE 6 Marzo 2018

Fecha de inicio 1 Septiembre 2018

Fecha de finalización 31 Marzo 2024

Financiado con arreglo a

• EXCELLENT SCIENCE - European Research Council (ERC)

Coste total

€ 1 239 843,75

Aportación de la UE

€ 1 239 843,75

Coordinado por

MAX-PLANCK-GESELLSCHAFT ZUR FORDERUNG DER WISSENSCHAFTEN EV
Germany

CORDIS proporciona enlaces a los documentos públicos y las publicaciones de los proyectos de los programas marco HORIZONTE.

Los enlaces a los documentos y las publicaciones de los proyectos del Séptimo Programa Marco, así como los enlaces a algunos tipos de resultados específicos, como conjuntos de datos y «software», se obtienen dinámicamente de OpenAIRE .

Publicaciones

Peer reviewed articles (32)

Scalar lumps with two horizons

Autores: George Lavrelashvili, Jean-Luc Lehners
Publicado en: Physical Review D, 2022, ISSN 2470-0010
Editor: APS
DOI: 10.1103/physrevd.105.024051

Quantum aspects of chaos and complexity from bouncing cosmology: A study with two-mode single field squeezed state formalism

Autores: Parth Bhargava; Sayantan Choudhury; Sayantan Choudhury; Sayantan Choudhury; Satyaki Chowdhury; Satyaki Chowdhury; Anurag Mishara; Sachin Panneer Selvam; Sudhakar Panda; Sudhakar Panda; Gabriel D. Pasquino
Publicado en: SciPost Physics Core 4(4), 026 (2021). doi:10.21468/SciPostPhysCore.4.4.026, Edición 2, 2021, ISSN 2666-9366
Editor: SciPost Foundation
DOI: 10.48550/arxiv.2009.03893

Theories with limited extrinsic curvature and a nonsingular anisotropic universe

Autores: Yuki Sakakihara, Daisuke Yoshida, Kazufumi Takahashi, Jerome Quintin
Publicado en: Physical Review D, Edición 102/8, 2020, ISSN 2470-0010
Editor: American Physical Society
DOI: 10.1103/physrevd.102.084004

Quantum Circuit Complexity of Primordial Perturbations

Autores: Lehners, Jean-Luc; Quintin, Jerome
Publicado en: Physical Review D, Edición 103, 2021, ISSN 1536-6065
Editor: American Physical Society
DOI: 10.1103/physrevd.103.063527

Scalar lumps with a horizon

Autores: George Lavrelashvili, Jean-Luc Lehners, Marc Schneider
Publicado en: Physical Review D, Edición 104/4, 2021, ISSN 2470-0010
Editor: APS
DOI: 10.1103/physrevd.104.044007

No-boundary solutions are robust to quantum gravity corrections

Autores: Caroline Jonas, Jean-Luc Lehners
Publicado en: Physical Review D, Edición 102/12, 2020, ISSN 2470-0010
Editor: American Physical Society
DOI: 10.1103/physrevd.102.123539

Allowable complex metrics in minisuperspace quantum cosmology

Autores: Jean-Luc Lehners
Publicado en: Physical Review D, 2022, ISSN 2470-0010
Editor: APS
DOI: 10.1103/physrevd.105.026022

Cuscuton gravity as a classically stable limiting curvature theory

Autores: Jerome Quintin, Daisuke Yoshida
Publicado en: Journal of Cosmology and Astroparticle Physics, Edición 2020/02, 2020, Página(s) 016-016, ISSN 1475-7516
Editor: Institute of Physics
DOI: 10.1088/1475-7516/2020/02/016

Review of the No-Boundary Wave Function

Autores: Jean-Luc Lehners
Publicado en: Physics Reports, 2023, ISSN 0370-1573
Editor: Elsevier BV
DOI: 10.1016/j.physrep.2023.06.002

Uses of complex metrics in cosmology

Autores: Caroline Jonas, Jean-Luc Lehners, Jerome Quintin
Publicado en: Journal of High Energy Physics, 2022, ISSN 1029-8479
Editor: Institute of Physics Publishing
DOI: 10.1007/jhep08(2022)284

Cosmology at the top of the α′ tower

Autores: Jerome Quintin, Heliudson Bernardo, Guilherme Franzmann
Publicado en: Journal of High Energy Physics, Edición 2021/7, 2021, ISSN 1029-8479
Editor: Institute of Physics Publishing
DOI: 10.1007/jhep07(2021)149

Wave function of simple universes analytically continued from negative to positive potentials

Autores: Jean-Luc Lehners
Publicado en: Physical Review D, Edición 104/6, 2021, ISSN 2470-0010
Editor: APS
DOI: 10.1103/physrevd.104.063527

Lessons for quantum cosmology from anti–de Sitter black holes

Autores: Alice Di Tucci, Michal P. Heller, Jean-Luc Lehners
Publicado en: Physical Review D, Edición 102/8, 2020, ISSN 2470-0010
Editor: American Physical Society
DOI: 10.1103/physrevd.102.086011

Nonsingular bounces catalyzed by dark energy

Autores: Sebastian F. Bramberger, Jean-Luc Lehners
Publicado en: Physical Review D, Edición 99/12, 2019, ISSN 2470-0010
Editor: American Physical Society
DOI: 10.1103/PhysRevD.99.123523

Safe beginning for the Universe?

Autores: Jean-Luc Lehners, K. S. Stelle
Publicado en: Physical Review D, Edición 100/8, 2019, ISSN 2470-0010
Editor: American Physical Society
DOI: 10.1103/physrevd.100.083540

Quantum incompleteness of inflation

Autores: Alice Di Tucci, Job Feldbrugge, Jean-Luc Lehners, Neil Turok
Publicado en: Physical Review D, Edición 100/6, 2019, ISSN 2470-0010
Editor: American Physical Society
DOI: 10.1103/PhysRevD.100.063517

No-Boundary Proposal as a Path Integral with Robin Boundary Conditions

Autores: Alice Di Tucci, Jean-Luc Lehners
Publicado en: Physical Review Letters, Edición 122/20, 2019, ISSN 0031-9007
Editor: American Physical Society
DOI: 10.1103/PhysRevLett.122.201302

Homogeneous transitions during inflation: A description in quantum cosmology

Autores: Sebastian F. Bramberger, Alice Di Tucci, Jean-Luc Lehners
Publicado en: Physical Review D, Edición 101/6, 2020, ISSN 2470-0010
Editor: American Physical Society
DOI: 10.1103/PhysRevD.101.063501

Kerr-NUT-de Sitter as an inhomogeneous non-singular bouncing cosmology

Autores: Andrés Anabalón, Sebastian F. Bramberger, Jean-Luc Lehners
Publicado en: Journal of High Energy Physics, Edición 2019/9, 2019, ISSN 1029-8479
Editor: Institute of Physics Publishing
DOI: 10.1007/JHEP09(2019)096

No-boundary prescriptions in Lorentzian quantum cosmology

Autores: Alice Di Tucci, Jean-Luc Lehners, Laura Sberna
Publicado en: Physical Review D, Edición 100/12, 2019, ISSN 2470-0010
Editor: American Physical Society
DOI: 10.1103/physrevd.100.123543

QMetrology from QCosmology: Study with entangled two qubit open quantum system in De Sitter space

Autores: Sayantan Choudhury, Satyaki Chowdhury, Nitin Gupta, Abinash Swain
Publicado en: SciPost Physics Core, Edición 4/1, 2021, ISSN 2666-9366
Editor: SciPost Foundation
DOI: 10.21468/scipostphyscore.4.1.006

Stability of Axion-Dilaton Wormholes

Autores: Jonas, Caroline; Lavrelashvili, George; Lehners, Jean-Luc
Publicado en: Physical Review D, Edición 1, 2024, ISSN 1550-7998
Editor: American Physical Society
DOI: 10.48550/arxiv.2312.08971

A small Universe

Autores: Jean-Luc Lehners; Jerome Quintin
Publicado en: Physics Letters B, Edición 4, 2023, ISSN 0370-2693
Editor: Elsevier BV
DOI: 10.1016/j.physletb.2024.138488

The Generalized OTOC from Supersymmetric Quantum Mechanics—Study of Random Fluctuations from Eigenstate Representation of Correlation Functions

Autores: Bhagat, K.; Bose, B.; Choudhury, S.; Chowdhury, S.; Das, R.; Dastider, S.; Gupta, N.; Maji, A.; Pasquino, G.; Paul, S.
Publicado en: Symmetry, Vol 13, Iss 44, p 44 (2021), 2020, ISSN 2073-8994
Editor: Multidisciplinary Digital Publishing Institute (MDPI)
DOI: 10.3390/sym13010044

Allowable complex scalars from Kaluza-Klein compactifications and metric rescalings

Autores: Jean-Luc Lehners
Publicado en: Physical Review D, 2023, ISSN 1536-6065
Editor: APS
DOI: 10.1103/physrevd.107.046004

Higher-Order Gravity, Finite Action, and a Safe Beginning for the Universe

Autores: Lehners, Jean-Luc; Stelle, K. S.
Publicado en: Eur. Phys. J. Plus, Edición 1, 2024, ISSN 2190-5444
Editor: Springer Science + Business Media
DOI: 10.1140/epjp/s13360-024-05125-y

:THE COSMOLOGICAL OTOC: Formulating New Cosmological Micro-Canonical Correlation Functions for Random Chaotic Fluctuations in Out-Of-Equilibrium Quantum Statistical Field Theory

Autores: Sayantan Choudhury
Publicado en: Symmetry, Edición 12/9, 2020, Página(s) 1527, ISSN 2073-8994
Editor: Multidisciplinary Digital Publishing Institute (MDPI)
DOI: 10.3390/sym12091527

How to create universes with internal flux

Autores: Jean-Luc Lehners, Rahim Leung, K.S.Stelle
Publicado en: Physical Review D, 2023, ISSN 2470-0010
Editor: APS
DOI: 10.1103/physrevd.107.046006

Microphysical manifestations of viscosity and consequences for anisotropies in the very early universe

Autores: C. Ganguly, Jerome Quintin
Publicado en: Physical Review D, 2021, ISSN 2470-0010
Editor: APS
DOI: 10.1103/physrevd.105.023532

Cosmological consequences of a principle of finite amplitudes

Autores: Caroline Jonas, Jean-Luc Lehners, Jerome Quintin
Publicado en: Physical Review D, Edición 103/10, 2021, ISSN 2470-0010
Editor: American Physical Society
DOI: 10.1103/physrevd.103.103525

Revisiting the no-boundary proposal with a scalar field

Autores: Caroline Jonas, Jean-Luc Lehners, Vincent Meyer
Publicado en: Physical Review D, 2022, ISSN 2470-0010
Editor: APS
DOI: 10.1103/physrevd.105.043529

Zoo of axionic wormholes

Autores: Caroline Jonas; George Lavrelashvili; Jean-Luc Lehners
Publicado en: Physical Review D, Edición 1, 2023, ISSN 1550-7998
Editor: American Physical Society
DOI: 10.1103/physrevd.108.066012

Other (3)

Delicate curvature bounces in the no-boundary wave function and in the late universe

Autores: Jean-Luc Lehners and Jerome Quintin
Publicado en: 2024
Editor: arXiv

Cost of holographic path integrals

Autores: A.~R.~Chandra, J.~de Boer, M.~Flory, M.~P.~Heller, S. Hortner, A.~Rolph
Publicado en: 2022
Editor: arXiv

NUTs, Bolts and Stokes Phenomena in the No-Boundary Wave Function

Autores: Jean-Luc Lehners
Publicado en: 2024
Editor: arXiv