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Spyros Sypsas
Spyros Sypsas
Postdoctoral Researcher, Departamento de Física, FCFM, Universidad de Chile
Verified email at ing.uchile.cl
Title
Cited by
Cited by
Year
Seeding primordial black holes in multifield inflation
GA Palma, S Sypsas, C Zenteno
Physical Review Letters 125 (12), 121301, 2020
1772020
Effective field theory of weakly coupled inflationary models
R Gwyn, GA Palma, M Sakellariadou, S Sypsas
Journal of Cosmology and Astroparticle Physics 2013 (04), 004, 2013
832013
Primordial gravitational waves from excited states
J Fumagalli, GA Palma, S Renaux-Petel, S Sypsas, LT Witkowski, ...
Journal of High Energy Physics 2022 (3), 1-55, 2022
692022
Landscape tomography through primordial non-Gaussianity
X Chen, GA Palma, W Riquelme, B Scheihing H, S Sypsas
Physical Review D 98 (8), 083528, 2018
622018
Reconstructing the inflationary landscape with cosmological data
X Chen, GA Palma, B Scheihing H, S Sypsas
Physical Review Letters 121 (16), 161302, 2018
412018
Constraints on inflation with LSS surveys: features in the primordial power spectrum
GA Palma, D Sapone, S Sypsas
Journal of Cosmology and Astroparticle Physics 2018 (06), 004, 2018
362018
Evaporating primordial black holes as varying dark energy
S Nesseris, D Sapone, S Sypsas
Physics of the Dark Universe 27, 100413, 2020
322020
Direct search for features in the primordial bispectrum
S Appleby, JO Gong, DK Hazra, A Shafieloo, S Sypsas
Physics Letters B 760, 297-301, 2016
282016
On degenerate models of cosmic inflation
R Gwyn, GA Palma, M Sakellariadou, S Sypsas
Journal of Cosmology and Astroparticle Physics 2014 (10), 005, 2014
222014
Higher derivatives and power spectrum in effective single field inflation
JO Gong, MS Seo, S Sypsas
Journal of Cosmology and Astroparticle Physics 2015 (03), 009, 2015
192015
Non-Gaussian CMB and LSS statistics beyond polyspectra
GA Palma, BS Hitschfeld, S Sypsas
Journal of Cosmology and Astroparticle Physics 2020 (02), 027, 2020
162020
Theoretical constraints on brane inflation and cosmic superstring radiation
R Gwyn, M Sakellariadou, S Sypsas
Journal of High Energy Physics, 1-27, 2011
132011
de Sitter bubbles from anti–de Sitter fluctuations
A Biasi, O Evnin, S Sypsas
Physical Review Letters 129 (25), 251104, 2022
112022
Superconformal block quivers, duality trees and Diophantine equations
A Hanany, YH He, C Sun, S Sypsas
Journal of High Energy Physics 2013 (11), 1-42, 2013
112013
Cosmic strings from pseudo-anomalous Fayet-Iliopoulos U (1) FI in D3/D7 brane inflation
R Gwyn, M Sakellariadou, S Sypsas
Journal of High Energy Physics 2010 (10), 1-11, 2010
112010
Note on initial conditions for small-field inflation
I Antoniadis, A Chatrabhuti, H Isono, S Sypsas
Physical Review D 102 (10), 103510, 2020
72020
Shapes and features of the primordial bispectrum
JO Gong, GA Palma, S Sypsas
Journal of Cosmology and Astroparticle Physics 2017 (05), 016, 2017
62017
Non-Gaussian statistics of de Sitter spectators: a perturbative derivation of stochastic dynamics
GA Palma, S Sypsas
arXiv preprint arXiv:2309.16474, 2023
52023
Scale invariance of the primordial tensor power spectrum
GA Palma, B Pradenas, W Riquelme, S Sypsas
Physical Review D 95 (8), 083519, 2017
32017
Theoretical and Observational Constraints on Brane Inflation and Study of Scalar Perturbations through the Effective Field Theory Formalism
S Sypsas
arXiv preprint arXiv:1406.0939, 2014
12014
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