Inflation in String Theory - Connecting Quantum Gravity with Observations

Project Information

STRINGFLATION

Grant agreement ID: 647995

DOI

10.3030/647995

Project closed

EC signature date 22 May 2015

Start date 1 October 2015

End date 31 March 2022

Funded under

• EXCELLENT SCIENCE - European Research Council (ERC)

Total cost

€ 1 854 750,00

EU contribution

€ 1 854 750,00

Coordinated by

DEUTSCHES ELEKTRONEN-SYNCHROTRON DESY
Germany

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 (37)

Thraxions: Towards Full String Models

Author(s): Federico Carta, Alessandro Mininno, Nicole Righi, Alexander Westphal
Published in: Journal of high energy physics, Issue 01 (1), 082 (2022), 2022, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/jhep01(2022)082

Harmonic hybrid inflation

Author(s): Federico Carta, Nicole Righi, Yvette Welling, Alexander Westphal
Published in: Journal of High Energy Physics, Issue 2020/12, 2020, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/jhep12(2020)161

Resonant backreaction in axion inflation

Author(s): Valerie Domcke, Veronica Guidetti, Yvette Welling, Alexander Westphal
Published in: Journal of Cosmology and Astroparticle Physics, Issue 2020/09, 2020, Page(s) 009-009, ISSN 1475-7516
Publisher: Institute of Physics
DOI: 10.1088/1475-7516/2020/09/009

Double monodromy inflation: Gravitational wave factory for CMB-S4, LiteBIRD, and LISA

Author(s): Guido D’Amico, Nemanja Kaloper, Alexander Westphal
Published in: Physical Review D, Issue 104/8, 2021, ISSN 2470-0010
Publisher: APS
DOI: 10.1103/physrevd.104.l081302

Five-brane webs, Higgs branches and unitary/orthosymplectic magnetic quivers

Author(s): Mohammad Akhond, Federico Carta, Siddharth Dwivedi, Hirotaka Hayashi, Sung-Soo Kim, Futoshi Yagi
Published in: Journal of High Energy Physics, Issue 2020/12, 2020, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/jhep12(2020)164

Gopakumar-Vafa hierarchies in winding inflation and uplifts

Author(s): Federico Carta, Alessandro Mininno, Nicole Righi, Alexander Westphal
Published in: Journal of High Energy Physics, Issue 2021/5, 2021, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/jhep05(2021)271

Toward de Sitter space from ten dimensions

Author(s): Jakob Moritz, Ander Retolaza, Alexander Westphal
Published in: Physical Review D, Issue 97/4, 2018, ISSN 2470-0010
Publisher: American Physical Society
DOI: 10.1103/PhysRevD.97.046010

Racing through the swampland: de Sitter uplift vs. weak gravity

Author(s): Jakob Moritz, Thomas Van Riet
Published in: Journal of High Energy Physics, Issue 2018/9, 2018, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/JHEP09(2018)099

Seven lessons from manyfield inflation in random potentials

Author(s): Mafalda Dias, Jonathan Frazer, M.C. David Marsh
Published in: Journal of Cosmology and Astroparticle Physics, Issue 2018/01, 2018, Page(s) 036-036, ISSN 1475-7516
Publisher: Institute of Physics
DOI: 10.1088/1475-7516/2018/01/036

Fibre inflation and α-attractors

Author(s): Renata Kallosh, Andrei Linde, Diederik Roest, Alexander Westphal, Yusuke Yamada
Published in: Journal of High Energy Physics, Issue 2018/2, 2018, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/JHEP02(2018)117

Pole N-flation

Author(s): Mafalda Dias, Jonathan Frazer, Ander Retolaza, Marco Scalisi, Alexander Westphal
Published in: Journal of High Energy Physics, Issue 2019/2, 2019, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/jhep02(2019)120

Effect of reheating on predictions following multiple-field inflation

Author(s): Selim C. Hotinli, Jonathan Frazer, Andrew H. Jaffe, Joel Meyers, Layne C. Price, Ewan R. M. Tarrant
Published in: Physical Review D, Issue 97/2, 2018, ISSN 2470-0010
Publisher: American Physical Society
DOI: 10.1103/PhysRevD.97.023511

On uplifts by warped anti-D3-branes

Author(s): Jakob Moritz, Ander Retolaza, Alexander Westphal
Published in: Fortschritte der Physik, 2018, Page(s) 1800098, ISSN 0015-8208
Publisher: John Wiley & Sons Ltd.
DOI: 10.1002/prop.201800098

Primordial Gravitational Waves and the Swampland

Author(s): Mafalda Dias, Jonathan Frazer, Ander Retolaza, Alexander Westphal
Published in: Fortschritte der Physik, 2018, Page(s) 1800063, ISSN 0015-8208
Publisher: John Wiley & Sons Ltd.
DOI: 10.1002/prop.201800063

Inflation as an information bottleneck: a strategy for identifying universality classes and making robust predictions

Author(s): Mafalda Dias, Jonathan Frazer, Alexander Westphal
Published in: Journal of High Energy Physics, Issue 2019/5, 2019, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/jhep05(2019)065

Plateau inflation from random non-minimal coupling

Author(s): Benedict J. Broy, Dries Coone, Diederik Roest
Published in: Journal of Cosmology and Astroparticle Physics, Issue 2016/06, 2016, Page(s) 036-036, ISSN 1475-7516
Publisher: Institute of Physics
DOI: 10.1088/1475-7516/2016/06/036

Simple Emergent Power Spectra from Complex Inflationary Physics

Author(s): Mafalda Dias, Jonathan Frazer, M. C. David Marsh
Published in: Physical Review Letters, Issue 117/14, 2016, ISSN 0031-9007
Publisher: American Physical Society
DOI: 10.1103/PhysRevLett.117.141303

Axion monodromy and the weak gravity conjecture

Author(s): Arthur Hebecker, Fabrizio Rompineve, Alexander Westphal
Published in: Journal of High Energy Physics, Issue 2016/4, 2016, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/JHEP04(2016)157

Corrections to n s and n

Author(s): Benedict J. Broy
Published in: Physical Review D, Issue 94/10, 2016, ISSN 2470-0010
Publisher: American Physical Society
DOI: 10.1103/PhysRevD.94.103508

Axion monodromy inflation with warped KK-modes

Author(s): Arthur Hebecker, Jakob Moritz, Alexander Westphal, Lukas T. Witkowski
Published in: Physics Letters B, Issue 754, 2016, Page(s) 328-334, ISSN 0370-2693
Publisher: Elsevier BV
DOI: 10.1016/j.physletb.2016.01.030

Runaway relaxion monodromy

Author(s): Liam McAllister, Pedro Schwaller, Geraldine Servant, John Stout, Alexander Westphal
Published in: Journal of High Energy Physics, Issue 2018/2, 2018, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/JHEP02(2018)124

Numerical evaluation of the bispectrum in multiple field inflation—the transport approach with code

Author(s): Mafalda Dias, Jonathan Frazer, David J. Mulryne, David Seery
Published in: Journal of Cosmology and Astroparticle Physics, Issue 2016/12, 2016, Page(s) 033-033, ISSN 1475-7516
Publisher: Institute of Physics
DOI: 10.1088/1475-7516/2016/12/033

An étude on global vacuum energy sequester

Author(s): Guido D’Amico, Nemanja Kaloper, Antonio Padilla, David Stefanyszyn, Alexander Westphal, George Zahariade
Published in: Journal of High Energy Physics, Issue 2017/9, 2017, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/JHEP09(2017)074

Designing and testing inflationary models with Bayesian networks

Author(s): Layne C. Price, Hiranya V. Peiris, Jonathan Frazer, Richard Easther
Published in: Journal of Cosmology and Astroparticle Physics, Issue 2016/02, 2016, Page(s) 049-049, ISSN 1475-7516
Publisher: Institute of Physics
DOI: 10.1088/1475-7516/2016/02/049

Nonequilibrium random matrix theory: Transition probabilities

Author(s): Francisco Gil Pedro, Alexander Westphal
Published in: Physical Review E, Issue 95/3, 2017, ISSN 2470-0045
Publisher: American Physical Society
DOI: 10.1103/PhysRevE.95.032144

A Goldilocks Higgs

Author(s): Nemanja Kaloper, Alexander Westphal
Published in: Physics Letters B, Issue 808, 2020, Page(s) 135616, ISSN 0370-2693
Publisher: Elsevier BV
DOI: 10.1016/j.physletb.2020.135616

A landscape of orientifold vacua

Author(s): Federico Carta, Jakob Moritz, Alexander Westphal
Published in: Journal of High Energy Physics, Issue 2020/5, 2020, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/jhep05(2020)107

Simple, exact model of quasisingle field inflation

Author(s): Welling, Yvette Maria
Published in: Physical review / D D, Issue 101(6), 2020, ISSN 2470-0029
Publisher: Inst.302363
DOI: 10.3204/pubdb-2020-01338

Corrigendum to “Axion monodromy inflation with warped KK-modes” [Phys. Lett. B 754 (2016) 328–334]

Author(s): Arthur Hebecker, Jakob Moritz, Alexander Westphal, Lukas T. Witkowski
Published in: Physics Letters B, Issue 767, 2017, Page(s) 493, ISSN 0370-2693
Publisher: Elsevier BV
DOI: 10.1016/j.physletb.2017.02.029

Flattened axion monodromy beyond two derivatives

Author(s): Francisco G. Pedro, Alexander Westphal
Published in: Physical Review D, Issue 101/4, 2020, ISSN 2470-0029
Publisher: Inst.302363
DOI: 10.1103/PhysRevD.101.043501

Gaugino condensation and small uplifts in KKLT

Author(s): Federico Carta, Jakob Moritz, Alexander Westphal
Published in: Journal of High Energy Physics, Issue 2019/8, 2019, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/jhep08(2019)141

No go for a flow

Author(s): Federico Carta, Alessandro Mininno
Published in: Journal of High Energy Physics, Issue 2020/5, 2020, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/jhep05(2020)108

Origin of ultra-light fields during inflation and their suppressed non-Gaussianity

Author(s): Ana Achúcarro, Gonzalo A. Palma, Dong-Gang Wang, Yvette Welling
Published in: Journal of Cosmology and Astroparticle Physics, Issue 2020/10, 2020, Page(s) 018-018, ISSN 1475-7516
Publisher: Institute of Physics
DOI: 10.1088/1475-7516/2020/10/018

Shift-symmetric orbital inflation: Single field or multifield?

Author(s): Ana Achúcarro, Edmund J. Copeland, Oksana Iarygina, Gonzalo A. Palma, Dong-Gang Wang, Yvette Welling
Published in: Physical Review D, Issue 102/2, 2020, ISSN 2470-0010
Publisher: APS
DOI: 10.1103/physrevd.102.021302

The geometry of SUSY enhancement

Author(s): Federico Carta, Simone Giacomelli, Hirotaka Hayashi, Raffaele Savelli
Published in: Journal of High Energy Physics, Issue 2020/2, 2020, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/JHEP02(2020)106

Thraxions: ultralight throat axions

Author(s): Arthur Hebecker, Sascha Leonhardt, Jakob Moritz, Alexander Westphal
Published in: Journal of High Energy Physics, Issue 2019/4, 2019, ISSN 1029-8479
Publisher: Institute of Physics Publishing
DOI: 10.1007/jhep04(2019)158

Revisiting isocurvature bounds in models unifying the axion with the inflaton

Author(s): Guillermo Ballesteros, Andreas Ringwald, Carlos Tamarit, Yvette Welling
Published in: Journal of Cosmology and Astroparticle Physics, Issue 2021/09, 2021, Page(s) 036, ISSN 1475-7516
Publisher: Institute of Physics
DOI: 10.1088/1475-7516/2021/09/036

Other (6)

dNNsolve: an efficient NN-based PDE solver

Author(s): Veronica Guidetti, Francesco Muia, Yvette Welling, Alexander Westphal
Published in: 2021
Publisher: DESY
DOI: 10.3204/pubdb-2021-01487

Scalar Potential from Higher Derivative N=1 Superspace

Author(s): David Ciupke
Published in: DESY-16-021, Issue DESY-16-021, 2018, Page(s) 55
Publisher: DESY
DOI: 10.3204/PUBDB-2016-01898

Orbital Inflation: inflating along an angular isometry of field space

Author(s): Achucarro, Ana; Welling, Yvette
Published in: Report No.: DESY-19-119, 2019
Publisher: DESY
DOI: 10.3204/PUBDB-2019-02666

A Quantum-Mechanical Mechanism for Reducing the Cosmological Constant

Author(s): Nemanja Kaloper, Alexander Westphal
Published in: DESY Report, Issue DESY-22-070, 2022
Publisher: DESY
DOI: 10.3204/pubdb-2022-01923

Very Hairy Inflation

Author(s): Guido D'Amico, Nemanja Kaloper, Alexander Westphal
Published in: DESY Report, Issue DESY-22-012, 2021
Publisher: DESY
DOI: 10.3204/pubdb-2022-00347

Fuzzy Dark Matter Candidates from String Theory

Author(s): Michele Cicoli, Veronica Guidetti, Nicole Righi, Alexander Westphal
Published in: 2021
Publisher: DESY

Thesis and dissertations (3)

Inflation and Effective Shift Symmetries

Author(s): Broy, Benedict
Published in: Universität Hamburg, Diss., 2016, 2016
Publisher: University of Hamburg
DOI: 10.3204/PUBDB-2016-03859

On accelerated expansion in string theory

Author(s): Moritz, Jakob
Published in: Dissertation, Universität Hamburg, 2019, 2019
Publisher: DESY
DOI: 10.3204/PUBDB-2019-02649

Higher-Derivative Supergravity and String Cosmology

Author(s): David Ciupke
Published in: Dissertation, Universität Hamburg, 2016, 2016
Publisher: DESY
DOI: 10.3204/pubdb-2016-03670