Projects funded by the NCN

Information on the principal investigator and host institution

Information of the project and the call

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Quantum origin of cosmological expansion and primordial structures in the Universe

2018/30/E/ST2/00370

Keywords:

quantum cosmology cosmological perturbation theory big bounce mixmaster universe

Descriptors:

  • ST9_15: Cosmology
  • ST2_11: Lasers, ultrashort pulses and laser physics
  • ST2_1: Fundamental interactions and fields

Panel:

ST2 - Fundamental constituents of matter: particle, nuclear, plasma, atomic, molecular, gas and optical physics

Host institution :

Narodowe Centrum Badań Jądrowych

woj. mazowieckie

Other projects carried out by the institution 

Principal investigator (from the host institution):

dr Przemysław Małkiewicz 

Number of co-investigators in the project: 3

Call: SONATA BIS 8 - announced on 2018-06-15

Amount awarded: 1 364 800 PLN

Project start date (Y-m-d): 2019-04-12

Project end date (Y-m-d): 2025-04-11

Project duration:: 60 months (the same as in the proposal)

Project status: Pending project

Project description

Download the project description in a pdf file

Note - project descriptions were prepared by the authors of the applications themselves and placed in the system in an unchanged form.

Information in the final report

  • Publication in academic press/journals (10)
  • Articles in post-conference publications (3)
  1. Relativistic modeling of cosmological structures with Bianchi IX spacetimes
    Authors:
    Przemysław Małkiewicz, Jan J. Ostrowski, Ismael Delgado Gaspar
    Academic press:
    PHYSICAL REVIEW D , Wydawca: American Physical Society
    Status:
    Accepted for publication
    DOI:
    brak - link to the publication
  2. Gauge-fixing and spacetime reconstruction in the Hamiltonian theory of cosmological perturbations
    Authors:
    Alice Boldrin, Przemysław Małkiewicz
    Academic press:
    Class. Quantum Grav. (rok: 2023, tom: 40, strony: 15003), Wydawca: IOP Publishing
    Status:
    Published
    DOI:
    10.1088/1361-6382/aca385 - link to the publication
  3. Ambiguous power spectrum from a quantum bounce
    Authors:
    Jaime de Cabo Martin, Przemysław Małkiewicz, Patrick Peter
    Academic press:
    Physical Review D (rok: 2024, tom: 109, strony: 66009), Wydawca: American Physical Society
    Status:
    Published
    DOI:
    10.1103/PhysRevD.109.066009 - link to the publication
  4. Hamiltonian formalism and gauge-fixing conditions for cosmological perturbation theory
    Authors:
    Przemysław Małkiewicz
    Academic press:
    Classical and Quantum Gravity (rok: 2019, tom: 36, strony: 215003), Wydawca: IOPscience
    Status:
    Published
    DOI:
    10.1088/1361-6382/ab45aa - link to the publication
  5. New class of exact coherent states: Enhanced quantization of motion on the half line
    Authors:
    Hervé Bergeron, Jean-Pierre Gazeau, Przemysław Małkiewicz, and Patrick Peter
    Academic press:
    PHYSICAL REVIEW D (rok: 2024, tom: 109, strony: 23516), Wydawca: American Physical Society
    Status:
    Published
    DOI:
    10.1103/PhysRevD.109.023516 - link to the publication
  6. Dirac procedure and the Hamiltonian formalism for cosmological perturbations in a Bianchi I universe
    Authors:
    Alice Boldrin, Przemysław Małkiewicz
    Academic press:
    Class. Quantum Grav. (rok: 2022, tom: 39, strony: 25005), Wydawca: IOP Publishing
    Status:
    Published
    DOI:
    10.1088/1361-6382/ac3bda - link to the publication
  7. Unitarily inequivalent quantum cosmological bouncing models
    Authors:
    Jaime de Cabo Martin, Przemysław Małkiewicz, Patrick Peter
    Academic press:
    Phys. Rev. D (rok: 2021, tom: 105, strony: 23522), Wydawca: American Physical Society
    Status:
    Published
    DOI:
    10.1103/PhysRevD.105.023522 - link to the publication
  8. Time problem in primordial perturbations
    Authors:
    Alice Boldrin, Przemysław Małkiewicz, Patrick Peter
    Academic press:
    PHYSICAL REVIEW D , Wydawca: American Physical Society
    Status:
    Accepted for publication
    DOI:
    brak - link to the publication
  9. Can a quantum mixmaster universe undergo a spontaneous inflationary phase?
    Authors:
    Herve Bergeron, Jaime de Cabo Martin, Jean-Pierre Gazeau, Przemysław Małkiewicz
    Academic press:
    Physical Review D (rok: 2023, tom: 108, strony: 43534), Wydawca: American Physical Society
    Status:
    Published
    DOI:
    10.1103/PhysRevD.108.043534 - link to the publication
  10. Dynamics of primordial fields in quantum cosmological spacetimes
    Authors:
    Przemysław Małkiewicz, Artur Miroszewski
    Academic press:
    Physical Review D (rok: 2021, tom: 103, strony: 83529), Wydawca: American Physical Society
    Status:
    Published
    DOI:
    10.1103/PhysRevD.103.083529 - link to the publication
  1. Mixmaster universe: semiclassical dynamics and inflation from bouncing
    Authors:
    Jaime de Cabo Martin
    Conference:
    The 8th Conference of the Polish Society on Relativity (rok: 2023, ), Wydawca: Acta Physica Polonica B, Jagiellonian University
    Data:
    konferencja 19-23/09/2022
    Status:
    Published
  2. Quantum dynamics of relativistic systems
    Authors:
    Przemysław Małkiewicz
    Conference:
    The 8th Conference of the Polish Society on Relativity (rok: 2023, ), Wydawca: Acta Physica Polonica B, Jagiellonian University
    Data:
    konferencja 19-23/09/2022
    Status:
    Published
  3. The gauge issue and the Hamiltonian theory of cosmological perturbations
    Authors:
    Alice Boldrin
    Conference:
    The 8th Conference of the Polish Society on Relativity (rok: 2023, ), Wydawca: Acta Physica Polonica B, Jagiellonian University
    Data:
    konferencja 19-23/09/2022
    Status:
    Published

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