Results 91 to 100 of about 4,842 (140)

Physics at a 100 TeV pp collider: Higgs and EW symmetry breaking studies [PDF]

open access: yes, 2016
This report summarises the physics opportunities for the study of Higgs bosons and the dynamics of electroweak symmetry breaking at the 100 TeV pp collider.Comment: 187 pages, 94 figures.
Anastasiou, C.   +74 more
core   +2 more sources

Story of a journey: Rutherford to the Large Hadron Collider and onwards

open access: yes, 2010
In this article, I set out arguments why the Large Hadron Collider (LHC) : the machine and the experiments with it, are a watershed for particle physics.
Godbole, Rohini M.
core  

Ultra-high frequency gravitational waves from scattering, Bremsstrahlung and decay during reheating

open access: yesJournal of High Energy Physics
We investigate ultra-high frequency gravitational waves (GWs) from gravitons generated during inflationary reheating. Specifically, we study inflaton scattering with its decay product, where the couplings involved in this 2 → 2 scattering are the same as
Yong Xu
doaj   +1 more source

Gravitational production of heavy particles during and after inflation

open access: yesJournal of High Energy Physics
We investigate the gravitational production of a scalar field χ with a mass exceeding the Hubble scale during inflation m χ ≳ H I , employing both analytical and numerical approaches.
Davide Racco, Sarunas Verner, Wei Xue
doaj   +1 more source

Full-spectrum analysis of gravitational wave production from inflation to reheating

open access: yesJournal of High Energy Physics
In this work, we systematically study gravitational wave (GW) production during both the inflationary and post-inflationary epochs. While inflationary GWs can be readily derived from tensor perturbations during inflation, post-inflationary GWs arise from
Xun-Jie Xu   +3 more
doaj   +1 more source

Cosmological stasis from field-dependent decay

open access: yesJournal of High Energy Physics
Cosmological stasis is a new type of epoch in the cosmological timeline during which the cosmological abundances of different energy components — such as vacuum energy, matter, and radiation — remain constant despite the expansion of the universe ...
Fei Huang, V. Knapp-Pérez
doaj   +1 more source

Physics Case for the ILC Project: Perspective from Beyond the Standard Model

open access: yes, 2013
The International Linear Collider (ILC) has recently proven its technical maturity with the publication of a Technical Design Report, and there is a strong interest in Japan to host such a machine.
Baer, Howard   +7 more
core  

Adaptive asymptotic solutions of inflationary models in the Hamilton-Jacobi formalism: application to T-models

open access: yesJournal of High Energy Physics
We develop a method to compute the slow-roll expansion for the Hubble parameter in inflationary models in a flat Friedmann-Lemaître-Robertson-Walker spacetime that is applicable to a wide class of potentials including monomial, polynomial, or rational ...
Elena Medina, Gabriel Álvarez
doaj   +1 more source

Gravitational dark matter from minimal preheating

open access: yesJournal of High Energy Physics
Following our previous work, we continue to explore gravitational dark matter production during the minimal preheating caused by inflaton self-resonance.
Ruopeng Zhang, Sibo Zheng
doaj   +1 more source

Cosmological implications of Higgs near-criticality. [PDF]

open access: yesPhilos Trans A Math Phys Eng Sci, 2018
Espinosa JR.
europepmc   +1 more source

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