On preheating in higgs inflation
Web11 de jul. de 2024 · During inflation, we investigated the effect of the large/small on the non-gaussianity. We found that large/small could not provide the large non-gaussianity. … WebRecently, the problem of unitarity violation during the preheating stage of Higgs inflation with a large non-minimal coupling has been much discussed in the literature. We point …
On preheating in higgs inflation
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Web2.2. Higgs Inflation From Approximate Scale Invariance. Although the toy model presented above contains many of the key ingredients of Higgs inflation, it is not phenomenologically viable. In particular, the Einstein-frame potential is completely shift-symmetric and does not allow for inflation to end. Web9 de jul. de 2024 · Correspondingly, the typical energy of particles produced during the first stage of preheating can remain comparable to or below the cutoff scale of the theory. As …
Web19 de mar. de 2024 · Dynamical emergence of scalaron in Higgs inflation; Towards distinguishing variants of non-minimal inflation; Planck scale black hole dark matter from … WebThe meaning of PREHEAT is to heat (something) beforehand; especially : to heat (an oven) to a designated temperature before using for cooking. How to use preheat in a sentence.
Web26 de fev. de 2024 · Abstract: We study the details of preheating in Palatini Higgs inflation. We show, that contrary to what happens in the metric formulation of the model, the … Web11 de jul. de 2024 · During inflation, we investigated the effect of the large/small on the non-gaussianity. We found that large/small could not provide the large non-gaussianity. In this paper, we divided the preheating stage to be quadratic regime and quartic regime. During the quadratic regime, the gauge bosons production is the most dominant.
Web8 de jul. de 2024 · This simulations corresponds to scenarios of preheating with g ≤ 10 − 3 from Fig. 3, but including perturbations in the initial state of the Higgs field. The bottom-right panel corresponds to the single-field case. The box size of the simulations at the end of inflation correspond to L ≈ 5 H − 1. Reuse & Permissions
Web17 de abr. de 2015 · In the Palatini formulation, the field re-enters the very flat inflationary plateau during preheating, leading to new periods of inflation, and preheating takes less than one e-fold [194,195]. ... the pot of milkWebINIS Repository Search provides online access to one of the world's largest collections on the peaceful uses of nuclear science and technology. The International Nuclear Information System is operated by the IAEA in collaboration with over 150 members. siemens mobility investor relationsWeb30 de mar. de 2024 · Higgs inflation in metric and Palatini formalisms: required suppression of higher dimensional operators. Ryusuke Jinno 1,2, ... [62] J. Rubio and E.S. Tomberg, 2024 Preheating in Palatini Higgs inflation J. Cosmol. Astropart. Phys. 2024 04 021 [1902.10148] Preprint; Google Scholar the pot of gold summaryWebRecent analyses of cosmological data suggest the presence of an extra relativistic component beyond the Standard Model content. The Higgs-Dilaton cosmological model predicts the existence of a massless particle - the d… siemens mobility new yorkWebThe International Conference "Dark Matter and Stars: Multi-Messenger Probes of Dark Matter and Modified Gravity" aims to bring together scientists working across the different research fields of astrophysics, cosmology, and modified gravity. We want to look at the dark matter problem from different perspectives, considering it to be of particle nature, as well … siemens mobility t2 technicianWebRecent analyses of cosmological data suggest the presence of an extra relativistic component beyond the Standard Model content. The Higgs-Dilaton cosmological model … siemens mobility thailandWeb24 de mar. de 2024 · We study preheating following Higgs inflation in the Palatini formulation of gravity. We numerically evolve perturbations of the radial mode of the … the pot of wisdom