Results 31 to 40 of about 430 (123)

Constraining Neutrino Masses, the Cosmological Constant and BSM Physics from the Weak Gravity Conjecture

open access: yes, 2017
It is known that there are AdS vacua obtained from compactifying the SM to 2 or 3 dimensions. The existence of such vacua depends on the value of neutrino masses through the Casimir effect.
Víctor Martín-Lozano   +8 more
core   +1 more source

Non-linear stability of α′-corrected Friedmann equations

open access: yesJournal of High Energy Physics, 2023
We study the non-linear stability of fixed-point solutions to the α′-exact equations from O(d, d) invariant cosmology, with and without matter perturbations.
Heliudson Bernardo   +2 more
doaj   +1 more source

Symmergent Gravity, Seesawic New Physics, and Their Experimental Signatures

open access: yesAdvances in High Energy Physics, Volume 2019, Issue 1, 2019., 2019
The standard model of elementary particles (SM) suffers from various problems, such as power‐law ultraviolet (UV) sensitivity, exclusion of general relativity (GR), and absence of a dark matter candidate. The LHC experiments, according to which the TeV domain appears to be empty of new particles, started sidelining TeV‐scale SUSY and other known cures ...
Durmuş Demir, Michele Arzano
wiley   +1 more source

Cosmological phase transitions in composite Higgs models

open access: yesJournal of High Energy Physics, 2023
We investigate cosmological phase transitions in various composite Higgs models consisting of four-dimensional asymptotically-free gauge field theories. Each model may lead to a confinement-deconfinement transition and a phase transition associated with ...
Kohei Fujikura   +3 more
doaj   +1 more source

Neutrino Mass, Coupling Unification, Verifiable Proton Decay, Vacuum Stability, and WIMP Dark Matter in SU(5)

open access: yesAdvances in High Energy Physics, Volume 2018, Issue 1, 2018., 2018
Nonsupersymmetric minimal SU(5) with Higgs representations 24H and 5H and standard fermions in 5¯F⊕10F is well known for its failure in unification of gauge couplings and lack of predicting neutrino masses. Like standard model, it is also affected by the instability of the Higgs scalar potential.
Biswonath Sahoo   +3 more
wiley   +1 more source

GAMBIT: The Global and Modular BSM Inference Tool

open access: yes, 2019
GAMBIT is a modular and flexible framework for performing global fits to a wide range of theories for new physics. It includes theory and analysis calculations for direct production of new particles at the LHC, flavour physics, dark matter experiments ...
Pat Scott, Pat Scott (6417581)
core   +1 more source

Simplified Dark Matter Models

open access: yesAdvances in High Energy Physics, Volume 2018, Issue 1, 2018., 2018
I review the construction of simplified models for dark matter searches. After discussing the philosophy and some simple examples, I turn the attention to the aspect of the theoretical consistency and to the implications of the necessary extensions of these models.
Enrico Morgante, Farinaldo Queiroz
wiley   +1 more source

Black hole evaporation beyond the Standard Model of particle physics

open access: yesJournal of High Energy Physics, 2023
The observation of an evaporating black hole would provide definitive information on the elementary particles present in nature. In particular, it could discover or exclude particles beyond those present in the standard model of particle physics.
Michael J. Baker, Andrea Thamm
doaj   +1 more source

Searches for Supersymmetry using the full CMS Run 2 data set

open access: yes, 2023
Supersymmetry (SUSY) remains one of the most appealing theories beyond the standard model (BSM) of elementary particles, due to its completeness, rich phenomenology, and ability to provide answers to fundamental open questions of modern particle physics ...
Vellidis, Konstantinos
core  

The Impact of a Long‐Lived Basal Magma Ocean on the Thermochemical Evolution of Mars

open access: yesJournal of Geophysical Research: Planets, Volume 130, Issue 11, November 2025.
Abstract A basal magma ocean (BMO) has been suggested to form as a consequence of cumulate overturn following crystallization of an initial global magma ocean. As a consequence of enrichment in iron and heat‐producing elements (HPE), the BMO stabilizes gravitationally at the base of the planetary mantle, affecting the efficiency of mantle convection ...
Kar Wai Cheng   +3 more
wiley   +1 more source

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