Fermionic Bubble Loop in Cosmological Collider Revisited: Exact signals from spectral and Mellin-Barnes methods

Fuente: arXiv

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Bibliographic Details
Main Authors:	Aoki, Shuntaro, Qin, Zhehan, Yamaguchi, Masahide, Zhu, Yuhang
Format:	Preprint
Published:	2026
Subjects:	High Energy Physics - Theory Cosmology and Nongalactic Astrophysics General Relativity and Quantum Cosmology High Energy Physics - Phenomenology
Online Access:	Acceder al recurso
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Internet

https://arxiv.org/abs/2605.28054