Theoretical and observational consequences of the Geometrical Destabilization of Inflation

Project Information

GEODESI

Grant agreement ID: 758792

DOI

10.3030/758792

Project closed

EC signature date 30 October 2017

Start date 1 February 2018

End date 31 August 2024

Funded under

• EXCELLENT SCIENCE - European Research Council (ERC)

Total cost

€ 1 476 672,00

EU contribution

€ 1 476 672,00

Coordinated by

CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE CNRS
France

CORDIS provides links to public deliverables and publications of HORIZON projects.

Links to deliverables and publications from FP7 projects, as well as links to some specific result types such as dataset and software, are dynamically retrieved from OpenAIRE .

Publications

Peer reviewed articles (40)

From locality and unitarity to cosmological correlators

Author(s): Sadra Jazayeri; Enrico Pajer; David Stefanyszyn
Published in: "JHEP, 2021, 10, pp.065. ⟨10.1007/JHEP10(2021)065⟩", Issue 1, 2021, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.48550/arxiv.2103.08649

Inflationary Butterfly Effect: Nonperturbative Dynamics from Small-Scale Features

Author(s): Angelo Caravano, Keisuke Inomata, Sébastien Renaux-Petel
Published in: Physical Review Letters, Issue 133, 2024, ISSN 0031-9007
Publisher: American Physical Society
DOI: 10.1103/physrevlett.133.151001

Parity violation in the scalar trispectrum: no-go theorems and yes-go examples

Author(s): Giovanni Cabass, Sadra Jazayeri, Enrico Pajer, David Stefanyszyn
Published in: Journal of High Energy Physics, Issue 2023, 2023, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/jhep02(2023)021

Cutting cosmological correlators

Author(s): Harry Goodhew; Sadra Jazayeri; Mang Hei Gordon Lee; Enrico Pajer
Published in: JCAP, Issue 3, 2021, ISSN 1475-7516
Publisher: Institute of Physics
DOI: 10.17863/cam.73727

Cosmological Flow of Primordial Correlators

Author(s): Denis Werth, Lucas Pinol, Sébastien Renaux-Petel
Published in: Physical Review Letters, Issue 133, 2024, ISSN 0031-9007
Publisher: American Physical Society
DOI: 10.1103/physrevlett.133.141002

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Author(s): Denis Werth, Lucas Pinol, Sébastien Renaux-Petel
Published in: Classical and Quantum Gravity, Issue 41, 2024, Page(s) 175015, ISSN 0264-9381
Publisher: Institute of Physics Publishing
DOI: 10.1088/1361-6382/ad6740

Matching and running sensitivity in non-renormalizable inflationary models

Author(s): Jacopo Fumagalli; Marieke Postma; Melvin van den Bout
Published in: https://hal.archives-ouvertes.fr/hal-02739848, Issue 2, 2020, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.48550/arxiv.2005.05905

Turning in the landscape: A new mechanism for generating primordial black holes

Author(s): Jacopo Fumagalli, Sébastien Renaux-Petel, John W. Ronayne, Lukas T. Witkowski
Published in: Physics Letters B, Issue 841, 2024, Page(s) 137921, ISSN 0370-2693
Publisher: Elsevier BV
DOI: 10.1016/j.physletb.2023.137921

A manifestly covariant theory of multifield stochastic inflation in phase space: solving the discretisation ambiguity in stochastic inflation.

Author(s): Lucas Pinol; Sébastien Renaux-Petel; Yuichiro Tada
Published in: Journal of Cosmology and Astroparticle Physics, Issue 2, 2021, ISSN 1475-7516
Publisher: Institute of Physics
DOI: 10.48550/arxiv.2008.07497

Inflationary flavor oscillations and the cosmic spectroscopy

Author(s): Lucas Pinol, Shuntaro Aoki, Sébastien Renaux-Petel, Masahide Yamaguchi
Published in: Physical Review D, Issue 107, 2023, ISSN 2470-0010
Publisher: American Physical Society
DOI: 10.1103/physrevd.107.l021301

Non-perturbative wavefunction of the universe in inflation with (resonant) features

Author(s): Paolo Creminelli, Sébastien Renaux-Petel, Giovanni Tambalo, Vicharit Yingcharoenrat
Published in: Journal of High Energy Physics, Issue 2024, 2024, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/jhep03(2024)010

Parity violation from emergent nonlocality during inflation

Author(s): Sadra Jazayeri, Sébastien Renaux-Petel, Xi Tong, Denis Werth, Yuhang Zhu
Published in: Physical Review D, Issue 108, 2023, ISSN 2470-0010
Publisher: American Physical Society
DOI: 10.1103/physrevd.108.123523

Gravitational waves from inflation in LISA: reconstruction pipeline and physics interpretation

Author(s): Matteo Braglia, Gianluca Calcagni, Gabriele Franciolini, Jacopo Fumagalli, Germano Nardini, Marco Peloso, Mauro Pieroni, Sébastien Renaux-Petel, Angelo Ricciardone, Gianmassimo Tasinato, Ville Vaskonen
Published in: Journal of Cosmology and Astroparticle Physics, 2024, ISSN 1475-7516
Publisher: Institute of Physics
DOI: 10.1088/1475-7516/2024/11/032

Expansion history-dependent oscillations in the scalar-induced gravitational wave background

Author(s): Lukas T. Witkowski, Guillem Domènech, Jacopo Fumagalli, Sébastien Renaux-Petel
Published in: Journal of Cosmology and Astroparticle Physics, 2022, ISSN 1475-7516
Publisher: Institute of Physics
DOI: 10.1088/1475-7516/2022/05/028

Resonant features in the stochastic gravitational wave background

Author(s): Jacopo Fumagalli; Sébastien Renaux-Petel; Lukas T. Witkowski
Published in: Journal of Cosmology and Astroparticle Physics, 2021, ISSN 1475-7516
Publisher: Institute of Physics
DOI: 10.1088/1475-7516/2021/08/030

Multifield inflation beyond Nfield=2: non-Gaussianities and single-field effective theory

Author(s): Lucas Pinol
Published in: "JCAP, 2021, 04, pp.002. &#x27E8;10.1088/1475-7516/2021/04/002&#x27E9;", Issue 3, 2021, ISSN 1475-7516
Publisher: Institute of Physics
DOI: 10.1088/1475-7516/2021/04/002

Cosmological bootstrap in slow motion

Author(s): Sadra Jazayeri, Sébastien Renaux-Petel
Published in: Journal of High Energy Physics, Issue 2022, 2023, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/jhep12(2022)137

Revisiting Coleman-de Luccia transitions in the AdS regime using holography

Author(s): Jewel Kumar Ghosh; Jewel Kumar Ghosh; Elias Kiritsis; Elias Kiritsis; Francesco Nitti; Lukas T. Witkowski
Published in: "Journal of High Energy Physics, Springer, 2021, 09, pp.065. &#x27E8;10.1007/JHEP09(2021)065&#x27E9;", Issue 2, 2021, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/jhep09(2021)065

Prospects for fundamental physics with LISA

Author(s): Enrico Barausse, Emanuele Berti, Thomas Hertog, Scott A. Hughes, Philippe Jetzer, Paolo Pani, Thomas P. Sotiriou, Nicola Tamanini, Helvi Witek, Kent Yagi, Nicolás Yunes, T. Abdelsalhin, A. Achucarro, K. van Aelst, N. Afshordi, S. Akcay, L. Annulli, K. G. Arun, I. Ayuso, V. Baibhav, T. Baker, H. Bantilan, T. Barreiro, C. Barrera-Hinojosa, N. Bartolo, D. Baumann, E. Belgacem, E. Bellini, N. Bellomo
Published in: General Relativity and Gravitation, Issue 52, 2021, ISSN 0001-7701
Publisher: Kluwer Academic Publishers
DOI: 10.1007/s10714-020-02691-1

Detecting primordial features with LISA

Author(s): Jacopo Fumagalli, Mauro Pieroni, Sébastien Renaux-Petel, Lukas T. Witkowski
Published in: Journal of Cosmology and Astroparticle Physics, 2022, ISSN 1475-7516
Publisher: Institute of Physics
DOI: 10.1088/1475-7516/2022/07/020

Non-Gaussianity after many-field reheating

Author(s): Pedro Carrilho; David J. Mulryne; John W. Ronayne
Published in: EISSN: 1550-2368, Issue 2, 2021, ISSN 2470-0029
Publisher: American Physical Society
DOI: 10.1103/physrevd.103.083532

Oscillations in the stochastic gravitational wave background from sharp features and particle production during inflation

Author(s): Jacopo Fumagalli; Sébastien Renaux-Petel; Lukas T. Witkowski
Published in: JCAP, Issue 1, 2021, ISSN 1475-7516
Publisher: Institute of Physics
DOI: 10.48550/arxiv.2012.02761

Resonant features in the stochastic gravitational wave background

Author(s): Jacopo Fumagalli, Sébastien Renaux-Petel, Lukas T. Witkowski
Published in: Journal of Cosmology and Astroparticle Physics, Issue 2021, 2023, Page(s) 059, ISSN 1475-7516
Publisher: Institute of Physics
DOI: 10.1088/1475-7516/2021/08/059

Primordial gravitational waves from excited states

Author(s): Jacopo Fumagalli, Gonzalo A. Palma, Sébastien Renaux-Petel, Spyros Sypsas, Lukas T. Witkowski, Cristobal Zenteno
Published in: Journal of High Energy Physics volume, 2022, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.48550/arxiv.2111.14664

Primordial black holes and their gravitational-wave signatures

Author(s): Eleni Bagui, Sébastien Clesse, Valerio De Luca, Jose María Ezquiaga, Gabriele Franciolini, Juan García-Bellido, Cristian Joana, Rajeev Kumar Jain, Sachiko Kuroyanagi, Ilia Musco, Theodoros Papanikolaou, Alvise Raccanelli, Sébastien Renaux-Petel, Antonio Riotto, Ester Ruiz Morales, Marco Scalisi, Olga Sergijenko, Caner Ünal, Vincent Vennin, David Wands, null null
Published in: Living Reviews in Relativity, Issue 28, 2025, ISSN 1433-8351
Publisher: Albert Einstein Institut
DOI: 10.1007/s41114-024-00053-w

Inflationary stochastic anomalies

Author(s): Lucas Pinol, Sébastien Renaux-Petel, Yuichiro Tada
Published in: Classical and Quantum Gravity, Issue 36/7, 2019, Page(s) 07LT01, ISSN 0264-9381
Publisher: Institute of Physics Publishing
DOI: 10.1088/1361-6382/ab097f

Flattened non-Gaussianities from the effective field theory of inflation with imaginary speed of sound

Author(s): Sebastian Garcia-Saenz, Sébastien Renaux-Petel
Published in: Journal of Cosmology and Astroparticle Physics, Issue 2018/11, 2018, Page(s) 005-005, ISSN 1475-7516
Publisher: Institute of Physics
DOI: 10.1088/1475-7516/2018/11/005

Primordial fluctuations and non-Gaussianities in sidetracked inflation

Author(s): Sebastian Garcia-Saenz, Sébastien Renaux-Petel, John Ronayne
Published in: Journal of Cosmology and Astroparticle Physics, Issue 2018/07, 2018, Page(s) 057-057, ISSN 1475-7516
Publisher: Institute of Physics
DOI: 10.1088/1475-7516/2018/07/057

On backreaction effects in geometrical destabilisation of inflation

Author(s): Oskar Grocholski, Marcin Kalinowski, Maciej Kolanowski, Sébastien Renaux-Petel, Krzysztof Turzyński, Vincent Vennin
Published in: Journal of Cosmology and Astroparticle Physics, Issue 2019/05, 2019, Page(s) 008-008, ISSN 1475-7516
Publisher: Institute of Physics
DOI: 10.1088/1475-7516/2019/05/008

Hyper-Non-Gaussianities in Inflation with Strongly Nongeodesic Motion

Author(s): Jacopo Fumagalli, Sebastian Garcia-Saenz, Lucas Pinol, Sébastien Renaux-Petel, John Ronayne
Published in: Physical Review Letters, Issue 123/20, 2019, ISSN 0031-9007
Publisher: American Physical Society
DOI: 10.1103/PhysRevLett.123.201302

Higgs vacuum (in)stability during inflation. The dangerous relevance of de Sitter departure and Planck-suppressed operators

Author(s): Jacopo Fumagalli, Sébastien Renaux-Petel, John W. Ronayne
Published in: Journal of High Energy Physics, Issue 2020/2, 2020, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/JHEP02(2020)142

Revisiting non-Gaussianity in multifield inflation with curved field space

Author(s): Sebastian Garcia-Saenz, Lucas Pinol, Sébastien Renaux-Petel
Published in: Journal of High Energy Physics, Issue 2020/1, 2020, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/JHEP01(2020)073

Shapes of the cosmological low-speed collider

Author(s): Sadra Jazayeri, Sébastien Renaux-Petel, Denis Werth
Published in: Journal of Cosmology and Astroparticle Physics, Issue 2023, 2023, Page(s) 035, ISSN 1475-7516
Publisher: Institute of Physics
DOI: 10.1088/1475-7516/2023/12/035

New horizons for fundamental physics with LISA

Author(s): K. G. Arun et al
Published in: Living Reviews in Relativity, 2022, ISSN 1433-8351
Publisher: Albert Einstein Institut
DOI: 10.1007/s41114-022-00036-9

Cosmology with the Laser Interferometer Space Antenna

Author(s): Pierre Auclair, David Bacon, Tessa Baker, Tiago Barreiro, Nicola Bartolo, Enis Belgacem, Nicola Bellomo, Ido Ben-Dayan, Daniele Bertacca, Marc Besancon, Jose J. Blanco-Pillado, Diego Blas, Guillaume Boileau, Gianluca Calcagni, Robert Caldwell, Chiara Caprini, Carmelita Carbone, Chia-Feng Chang, Hsin-Yu Chen, Nelson Christensen, Sebastien Clesse, Denis Comelli, Giuseppe Congedo, Carlo Contaldi, Mar
Published in: Living Reviews in Relativity, Issue 26, 2024, ISSN 1433-8351
Publisher: Albert Einstein Institut
DOI: 10.1007/s41114-023-00045-2

Gravitational waves from dark matter isocurvature

Author(s): Guillem Domènech, Samuel Passaglia, Sébastien Renaux-Petel
Published in: Journal of Cosmology and Astroparticle Physics, 2022, ISSN 1475-7516
Publisher: Institute of Physics
DOI: 10.1088/1475-7516/2022/03/023

The Self‐Tuning of the Cosmological Constant and the Holographic Relaxion

Author(s): Yuta Hamada; Elias Kiritsis; Francesco Nitti; Lukas T. Witkowski
Published in: 2020, Issue 3, 2021, ISSN 1521-3978
Publisher: Wiley-VCH GmbH
DOI: 10.1002/prop.202000098

No-go theorem for scalar-trispectrum-induced gravitational waves

Author(s): Sebastian Garcia-Saenz, Lucas Pinol, Sébastien Renaux-Petel, Denis Werth
Published in: Journal of Cosmology and Astroparticle Physics, Issue 2023, 2023, Page(s) 057, ISSN 1475-7516
Publisher: Institute of Physics
DOI: 10.1088/1475-7516/2023/03/057

Erratum: Questions on calculation of primordial power spectrum with large spikes: the resonance model case

Author(s): Keisuke Inomata, Matteo Braglia, Xingang Chen
Published in: Journal of Cosmology and Astroparticle Physics, Issue 2023, 2024, Page(s) E01, ISSN 1475-7516
Publisher: Institute of Physics
DOI: 10.1088/1475-7516/2023/09/e01

One-loop infrared rescattering by enhanced scalar fluctuations during inflation

Author(s): Jacopo Fumagalli, Sukannya Bhattacharya, Marco Peloso, Sébastien Renaux-Petel, Lukas T. Witkowski
Published in: Journal of Cosmology and Astroparticle Physics, Issue 2024, 2024, Page(s) 029, ISSN 1475-7516
Publisher: Institute of Physics
DOI: 10.1088/1475-7516/2024/04/029

Conference proceedings (1)

Inflation with strongly non-geodesic motion: theoretical motivations and observational imprints

Author(s): Sébastien Renaux-Petel
Published in: proceedings of the European Physical Society Conference on High Energy Physics, 2021
Publisher: PoS
DOI: 10.22323/1.398.0128