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Spyros Sypsas
Spyros Sypsas
Postdoctoral Researcher, Departamento de Física, FCFM, Universidad de Chile
Підтверджена електронна адреса в ing.uchile.cl
Назва
Посилання
Посилання
Рік
Seeding primordial black holes in multifield inflation
GA Palma, S Sypsas, C Zenteno
Physical Review Letters 125 (12), 121301, 2020
1482020
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
Landscape tomography through primordial non-Gaussianity
X Chen, GA Palma, W Riquelme, B Scheihing, S Sypsas
Physical Review D 98 (8), 083528, 2018
582018
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
512022
Reconstructing the inflationary landscape with cosmological data
X Chen, GA Palma, B Scheihing, S Sypsas
Physical Review Letters 121 (16), 161302, 2018
392018
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
342018
Evaporating primordial black holes as varying dark energy
S Nesseris, D Sapone, S Sypsas
Physics of the Dark Universe 27, 100413, 2020
312020
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
272016
On degenerate models of cosmic inflation
R Gwyn, GA Palma, M Sakellariadou, S Sypsas
Journal of Cosmology and Astroparticle Physics 2014 (10), 005, 2014
232014
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
182015
Non-Gaussian CMB and LSS statistics beyond polyspectra
GA Palma, BS Hitschfeld, S Sypsas
Journal of Cosmology and Astroparticle Physics 2020 (02), 027, 2020
142020
Theoretical constraints on brane inflation and cosmic superstring radiation
R Gwyn, M Sakellariadou, S Sypsas
Journal of High Energy Physics, 1-27, 2011
132011
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
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
102013
de Sitter Bubbles from Anti–de Sitter Fluctuations
A Biasi, O Evnin, S Sypsas
Physical Review Letters 129 (25), 251104, 2022
62022
Note on initial conditions for small-field inflation
I Antoniadis, A Chatrabhuti, H Isono, S Sypsas
Physical Review D 102 (10), 103510, 2020
62020
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
32023
Scale invariance of the primordial tensor power spectrum
GA Palma, B Pradenas, W Riquelme, S Sypsas
Physical Review D 95 (8), 083519, 2017
22017
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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