Results 51 to 60 of about 1,247 (180)

CURVATONS IN THE MINIMALLY SUPERSYMMETRIC STANDARD MODEL [PDF]

open access: yesModern Physics Letters A, 2004
Curvaton is an effectively massless field whose energy density during inflation is negligible but which later becomes dominant. This is a novel mechanism to generate the scale invariant perturbations. We discuss the possibility that the curvaton could be found among the fields of the minimally supersymmetric standard model (MSSM), which contains a ...
openaire   +2 more sources

Supersymmetry

open access: yesVojnotehnički Glasnik, 2023
Introduction/purpose: Supersymmetry is a symmetry of the Lagrangian that goes beyond Lie groups. It allows the exchange of bosons and fermions. The most important model is the Minimal Supersymmetric Standard Model, or MSSM.
Nicola Fabiano
doaj   +1 more source

Hitchhiker's Guide to the Swampland: The Cosmologist's Handbook to the String‐Theoretical Swampland Programme

open access: yesFortschritte der Physik, Volume 74, Issue 4, April 2026.
Abstract String theory has strong implications for cosmology, implying the absence of a cosmological constant, ruling out single‐field slow‐roll inflation, and that black holes decay. The origins of these statements are elucidated within the string‐theoretical swampland programme.
Kay Lehnert
wiley   +1 more source

The Supersymmetric Standard Model

open access: yes, 1998
38 pages, 2 ...
Louis, J., Brunner, I., Huber, S.
openaire   +2 more sources

Predictions from a flavour GUT model combined with a SUSY breaking sector

open access: yesJournal of High Energy Physics, 2017
We discuss how flavour GUT models in the context of supergravity can be completed with a simple SUSY breaking sector, such that the flavour-dependent (non-universal) soft breaking terms can be calculated.
Stefan Antusch, Christian Hohl
doaj   +1 more source

Non‐Relativistic Limit of Dirac Hamiltonians With Aharonov–Bohm Fields

open access: yesStudies in Applied Mathematics, Volume 156, Issue 4, April 2026.
ABSTRACT We characterize the families of self‐adjoint Dirac and Schrödinger operators with Aharonov–Bohm magnetic field, and we exploit the non‐relativistic limit of infinite light speed to connect the former to the latter. The limit consists of the customary removal of the rest energy and of a suitable scaling, with the light speed, of the short‐scale
Matteo Gallone   +2 more
wiley   +1 more source

Solitons in the supersymmetric extensions of the standard model [PDF]

open access: yesPhysics Letters B, 1997
10 pages, latex, a reference ...
openaire   +2 more sources

Monopoles, Clarified

open access: yesFortschritte der Physik, Volume 74, Issue 3, March 2026.
ABSTRACT We propose a manifestly duality‐invariant, Lorentz‐invariant, and local action to describe quantum electrodynamics in the presence of magnetic monopoles that derives from Sen's formalism. By employing field strengths as the dynamical variables, rather than potentials, this formalism resolves longstanding ambiguities in prior frameworks.
Aviral Aggarwal   +2 more
wiley   +1 more source

Constrained exceptional supersymmetric standard model

open access: yesPhysical Review D, 2009
Version accepted for publication in Phys.
Athron, P.   +4 more
openaire   +3 more sources

Restrictions on Parameters of Minimal Supersymmetric Standard Model

open access: yesСовременная математика: Фундаментальные направления, 2018
Higgs boson with mass mh = 126 GeV was discovered at Large Hadron Collider in 2012. Its mass corresponds both to Standard Model of elementary-particles physics and to the mass of the most lightweight Higgs boson in the minimal supersymmetric Standard ...
A E Allakhverdieva   +2 more
doaj   +1 more source

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