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Inflation in String Theory - Connecting Quantum Gravity with Observations

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Publications

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
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
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
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
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
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
DOI: 10.1103/PhysRevD.97.023511

On uplifts by warped anti-D3-branes


Published in: ISSN 0015-8208
DOI: 10.1002/prop.201800098

Primordial Gravitational Waves and the Swampland


Published in: ISSN 0015-8208
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
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
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
DOI: 10.1103/PhysRevLett.117.141303

Inflation with a graceful exit in a random landscape

Author(s): F. G. Pedro, A. Westphal
Published in: Journal of High Energy Physics, Issue 2017/3, 2017, ISSN 1029-8479
DOI: 10.1007/JHEP03(2017)163

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
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
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
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
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
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
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
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
DOI: 10.1103/PhysRevE.95.032144

α′ Inflation: moduli stabilisation and observable tensors from higher derivatives

Author(s): Michele Cicoli, David Ciupke, Senarath de Alwis, Francesco Muia
Published in: Journal of High Energy Physics, Issue 2016/9, 2016, ISSN 1029-8479
DOI: 10.1007/jhep09(2016)026

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
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
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
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
DOI: 10.1007/jhep08(2019)141

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
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
DOI: 10.1007/jhep04(2019)158

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
DOI: 10.3204/PUBDB-2016-01898

A Goldilocks Higgs

Author(s): Kaloper, Nemanja; Westphal, Alexander
Published in: Report No.: DESY-19-130, Issue 49, 2019
DOI: 10.3204/PUBDB-2019-02732

A landscape of orientifold vacua

Author(s): Carta, Federico; Moritz, Jakob; Westphal, Alexander
Published in: Report No.: DESY-20-046, Issue 26, 2020
DOI: 10.3204/PUBDB-2020-01085

No go for a flow

Author(s): Federico Carta, Alessandro Mininno
Published in: 2020
DOI: 10.3204/pubdb-2020-01507

Orbital Inflation: inflating along an angular isometry of field space

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

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

Author(s): Achúcarro, Ana; Palma, Gonzalo; Wang, Dong-Gang; Welling, Yvette
Published in: Report No.:DESY-19-121, 2019
DOI: 10.3204/PUBDB-2019-03164

Shift-Symmetric Orbital Inflation: single field or multi-field?

Author(s): Achúcarro, Ana; Copeland, Edmund J.; Iarygina, Oksana; Palma, Gonzalo A.; Wang, Dong-Gang; Welling, Yvette
Published in: Report No.: DESY-19-015, 2019
DOI: 10.3204/PUBDB-2019-00876

Inflation and Effective Shift Symmetries

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

On accelerated expansion in string theory

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

Higher-Derivative Supergravity and String Cosmology

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