Publications Peer reviewed articles (27) Scalar lumps with two horizons Author(s): George Lavrelashvili, Jean-Luc Lehners Published in: Physical Review D, 2022, ISSN 2470-0010 Publisher: 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 Author(s): Parth Bhargava; Sayantan Choudhury; Sayantan Choudhury; Sayantan Choudhury; Satyaki Chowdhury; Satyaki Chowdhury; Anurag Mishara; Sachin Panneer Selvam; Sudhakar Panda; Sudhakar Panda; Gabriel D. Pasquino Published in: SciPost Physics Core 4(4), 026 (2021). doi:10.21468/SciPostPhysCore.4.4.026, Issue 2, 2021, ISSN 2666-9366 Publisher: SciPost Foundation DOI: 10.48550/arxiv.2009.03893 Theories with limited extrinsic curvature and a nonsingular anisotropic universe Author(s): Yuki Sakakihara, Daisuke Yoshida, Kazufumi Takahashi, Jerome Quintin Published in: Physical Review D, Issue 102/8, 2020, ISSN 2470-0010 Publisher: American Physical Society DOI: 10.1103/physrevd.102.084004 Quantum Circuit Complexity of Primordial Perturbations Author(s): Lehners, Jean-Luc; Quintin, Jerome Published in: Physical Review D, Issue 103, 2021, ISSN 1536-6065 Publisher: American Physical Society DOI: 10.1103/physrevd.103.063527 Scalar lumps with a horizon Author(s): George Lavrelashvili, Jean-Luc Lehners, Marc Schneider Published in: Physical Review D, Issue 104/4, 2021, ISSN 2470-0010 Publisher: APS DOI: 10.1103/physrevd.104.044007 No-boundary solutions are robust to quantum gravity corrections Author(s): Caroline Jonas, Jean-Luc Lehners Published in: Physical Review D, Issue 102/12, 2020, ISSN 2470-0010 Publisher: American Physical Society DOI: 10.1103/physrevd.102.123539 Allowable complex metrics in minisuperspace quantum cosmology Author(s): Jean-Luc Lehners Published in: Physical Review D, 2022, ISSN 2470-0010 Publisher: APS DOI: 10.1103/physrevd.105.026022 Cuscuton gravity as a classically stable limiting curvature theory Author(s): Jerome Quintin, Daisuke Yoshida Published in: Journal of Cosmology and Astroparticle Physics, Issue 2020/02, 2020, Page(s) 016-016, ISSN 1475-7516 Publisher: Institute of Physics DOI: 10.1088/1475-7516/2020/02/016 Uses of complex metrics in cosmology Author(s): Caroline Jonas, Jean-Luc Lehners, Jerome Quintin Published in: Journal of High Energy Physics, 2022, ISSN 1029-8479 Publisher: Institute of Physics Publishing DOI: 10.1007/jhep08(2022)284 Cosmology at the top of the α′ tower Author(s): Jerome Quintin, Heliudson Bernardo, Guilherme Franzmann Published in: Journal of High Energy Physics, Issue 2021/7, 2021, ISSN 1029-8479 Publisher: Institute of Physics Publishing DOI: 10.1007/jhep07(2021)149 Wave function of simple universes analytically continued from negative to positive potentials Author(s): Jean-Luc Lehners Published in: Physical Review D, Issue 104/6, 2021, ISSN 2470-0010 Publisher: APS DOI: 10.1103/physrevd.104.063527 Lessons for quantum cosmology from anti–de Sitter black holes Author(s): Alice Di Tucci, Michal P. Heller, Jean-Luc Lehners Published in: Physical Review D, Issue 102/8, 2020, ISSN 2470-0010 Publisher: American Physical Society DOI: 10.1103/physrevd.102.086011 Nonsingular bounces catalyzed by dark energy Author(s): Sebastian F. Bramberger, Jean-Luc Lehners Published in: Physical Review D, Issue 99/12, 2019, ISSN 2470-0010 Publisher: American Physical Society DOI: 10.1103/PhysRevD.99.123523 Safe beginning for the Universe? Author(s): Jean-Luc Lehners, K. S. Stelle Published in: Physical Review D, Issue 100/8, 2019, ISSN 2470-0010 Publisher: American Physical Society DOI: 10.1103/physrevd.100.083540 Quantum incompleteness of inflation Author(s): Alice Di Tucci, Job Feldbrugge, Jean-Luc Lehners, Neil Turok Published in: Physical Review D, Issue 100/6, 2019, ISSN 2470-0010 Publisher: American Physical Society DOI: 10.1103/PhysRevD.100.063517 No-Boundary Proposal as a Path Integral with Robin Boundary Conditions Author(s): Alice Di Tucci, Jean-Luc Lehners Published in: Physical Review Letters, Issue 122/20, 2019, ISSN 0031-9007 Publisher: American Physical Society DOI: 10.1103/PhysRevLett.122.201302 Homogeneous transitions during inflation: A description in quantum cosmology Author(s): Sebastian F. Bramberger, Alice Di Tucci, Jean-Luc Lehners Published in: Physical Review D, Issue 101/6, 2020, ISSN 2470-0010 Publisher: American Physical Society DOI: 10.1103/PhysRevD.101.063501 Kerr-NUT-de Sitter as an inhomogeneous non-singular bouncing cosmology Author(s): Andrés Anabalón, Sebastian F. Bramberger, Jean-Luc Lehners Published in: Journal of High Energy Physics, Issue 2019/9, 2019, ISSN 1029-8479 Publisher: Institute of Physics Publishing DOI: 10.1007/JHEP09(2019)096 No-boundary prescriptions in Lorentzian quantum cosmology Author(s): Alice Di Tucci, Jean-Luc Lehners, Laura Sberna Published in: Physical Review D, Issue 100/12, 2019, ISSN 2470-0010 Publisher: American Physical Society DOI: 10.1103/physrevd.100.123543 QMetrology from QCosmology: Study with entangled two qubit open quantum system in De Sitter space Author(s): Sayantan Choudhury, Satyaki Chowdhury, Nitin Gupta, Abinash Swain Published in: SciPost Physics Core, Issue 4/1, 2021, ISSN 2666-9366 Publisher: SciPost Foundation DOI: 10.21468/scipostphyscore.4.1.006 The Generalized OTOC from Supersymmetric Quantum Mechanics—Study of Random Fluctuations from Eigenstate Representation of Correlation Functions Author(s): Bhagat, K.; Bose, B.; Choudhury, S.; Chowdhury, S.; Das, R.; Dastider, S.; Gupta, N.; Maji, A.; Pasquino, G.; Paul, S. Published in: Symmetry, Vol 13, Iss 44, p 44 (2021), 2020, ISSN 2073-8994 Publisher: Multidisciplinary Digital Publishing Institute (MDPI) DOI: 10.3390/sym13010044 Allowable complex scalars from Kaluza-Klein compactifications and metric rescalings Author(s): Jean-Luc Lehners Published in: Physical Review D, 2023, ISSN 1536-6065 Publisher: APS DOI: 10.1103/physrevd.107.046004 :THE COSMOLOGICAL OTOC: Formulating New Cosmological Micro-Canonical Correlation Functions for Random Chaotic Fluctuations in Out-Of-Equilibrium Quantum Statistical Field Theory Author(s): Sayantan Choudhury Published in: Symmetry, Issue 12/9, 2020, Page(s) 1527, ISSN 2073-8994 Publisher: Multidisciplinary Digital Publishing Institute (MDPI) DOI: 10.3390/sym12091527 How to create universes with internal flux Author(s): Jean-Luc Lehners, Rahim Leung, K.S.Stelle Published in: Physical Review D, 2023, ISSN 2470-0010 Publisher: APS DOI: 10.1103/physrevd.107.046006 Microphysical manifestations of viscosity and consequences for anisotropies in the very early universe Author(s): C. Ganguly, Jerome Quintin Published in: Physical Review D, 2021, ISSN 2470-0010 Publisher: APS DOI: 10.1103/physrevd.105.023532 Cosmological consequences of a principle of finite amplitudes Author(s): Caroline Jonas, Jean-Luc Lehners, Jerome Quintin Published in: Physical Review D, Issue 103/10, 2021, ISSN 2470-0010 Publisher: American Physical Society DOI: 10.1103/physrevd.103.103525 Revisiting the no-boundary proposal with a scalar field Author(s): Caroline Jonas, Jean-Luc Lehners, Vincent Meyer Published in: Physical Review D, 2022, ISSN 2470-0010 Publisher: APS DOI: 10.1103/physrevd.105.043529 Other (1) Cost of holographic path integrals Author(s): A.~R.~Chandra, J.~de Boer, M.~Flory, M.~P.~Heller, S. Hortner, A.~Rolph Published in: 2022 Publisher: arXiv Searching for OpenAIRE data... There was an error trying to search data from OpenAIRE No results available