Results 61 to 70 of about 825,342 (148)

Scope of self-interacting thermal WIMPs in a minimal U(1) D extension and its future prospects

open access: yesJournal of High Energy Physics, 2019
In this work we have considered a minimal extension of Standard Model by a local U(1) gauge group in order to accommodate a stable (fermionic) Dark Matter (DM) candidate. We have focussed on parameter regions where DM possesses adequate self-interaction,
Rahool Kumar Barman   +4 more
doaj   +1 more source

International Linear Collider Reference Design Report : Volume 2: Physics at the ICL [PDF]

open access: yes, 2007
This article reviews the physics case for the ILC. Baseline running at 500 GeV as well as possible upgrades and options are discussed. The opportunities on Standard Model physics, Higgs physics, Supersymmetry and alternative theories beyond the Standard ...
Djouadi, Abdelhak   +6 more
core   +1 more source

Absolute neutrino masses: physics beyond SM, double beta decay and cosmic rays

open access: yes, 2002
Absolute neutrino masses provide a key to physics beyond the standard model. We discuss the impact of absolute neutrinos masses on physics beyond the standard model, the experimental possibilities to determine absolute neutrinos masses, and the ...
Päs, Heinrich, Weiler, Thomas J.
core   +2 more sources

A portalino to the dark sector

open access: yesJournal of High Energy Physics, 2019
“Portal” models that connect the Standard Model to a Dark Sector allow for a wide variety of scenarios beyond the simplest WIMP models. Kinetic mixing of gauge fields in particular has allowed a broad range of new ideas.
Martin Schmaltz, Neal Weiner
doaj   +1 more source

Jet Physics at the Tevatron

open access: yes, 2010
Jets have been used to verify the theory of quantum chromodynamics (QCD), measure the structure of the proton and to search for the physics beyond the Standard Model. In this article, we review the current status of jet physics at the Tevatron, a sqrt(s)
Bhatti, Anwar, Lincoln, Don
core   +1 more source

A tale of two portals: testing light, hidden new physics at future e + e − colliders

open access: yesJournal of High Energy Physics, 2017
We investigate the prospects for producing new, light, hidden states at a future e + e − collider in a Higgsed dark U(1) D model, which we call the Double Dark Portal model. The simultaneous presence of both vector and scalar portal couplings immediately
Jia Liu, Xiao-Ping Wang, Felix Yu
doaj   +1 more source

The Higgs vacuum uplifted: revisiting the electroweak phase transition with a second Higgs doublet

open access: yesJournal of High Energy Physics, 2017
The existence of a second Higgs doublet in Nature could lead to a cosmological first order electroweak phase transition and explain the origin of the matter-antimatter asymmetry in the Universe.
G. C. Dorsch   +3 more
doaj   +1 more source

Neutron Electric Dipole Moments from Beyond the Standard Model Physics

open access: yes, 2014
Neutron Electric Dipole Moment (nEDM), a generic feature of CP-violation, is predicted to be very small in the Standard Model, but can be much larger in most extensions of the model.
Bhattacharya, Tanmoy   +2 more
core   +1 more source

Freeze-in dark matter from secret neutrino interactions

open access: yesJournal of High Energy Physics, 2020
We investigate a simplified freeze-in dark-matter model in which the dark matter only interacts with the standard-model neutrinos via a light scalar.
Yong Du   +3 more
doaj   +1 more source

Neutrinoless Double Beta Decay and Physics Beyond the Standard Model [PDF]

open access: yes, 1995
The various mechanisms for neutrinoless double beta decay in gauge theories are reviewed and the present experimental data is used to set limits on physics scenarios beyond the standard model.
Mohapatra, Rabindra N.
core   +2 more sources

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