Results 21 to 30 of about 305,750 (204)

The first string-derived eclectic flavor model with realistic phenomenology

open access: yesJournal of High Energy Physics, 2022
Eclectic flavor groups arising from string compactifications combine the power of modular and traditional flavor symmetries to address the flavor puzzle.
Alexander Baur   +4 more
doaj   +1 more source

MSSM soft terms from supergravity with gauged R-symmetry in de Sitter vacuum

open access: yesNuclear Physics B, 2016
We work out the phenomenology of a model of supersymmetry breaking in the presence of a tiny (tunable) positive cosmological constant, proposed by the authors in arXiv:1403.1534. It utilizes a single chiral multiplet with a gauged shift symmetry that can
I. Antoniadis, R. Knoops
doaj   +1 more source

Charged black holes from T-duality

open access: yesPhysics Letters B, 2022
In this paper, we present a family of regular black hole solutions in the presence of charge and angular momentum. We also discuss the related thermodynamics and we comment about the black hole life cycle during the balding and spin down phases ...
Patricio Gaete   +2 more
doaj   +1 more source

Proton-proton collisions at ultra-relativistic energies in quark-gluon string model

open access: yesEPJ Web of Conferences, 2014
The microscopic Monte Carlo quark-gluon string model (QGSM) is employed to study particle production in ultrarelativistic proton-proton collisions. The model is based on Reggeon Field theory accomplished by string phenomenology.
Bravina L.   +4 more
doaj   +1 more source

Topics in String Phenomenology [PDF]

open access: yes, 2008
42 pages, 15 figures, Lectures given at Les Houches 2007 Summer School, Added ...
openaire   +2 more sources

Stable three generation standard-like model from a tachyonic ten dimensional heterotic-string vacuum

open access: yesEuropean Physical Journal C: Particles and Fields, 2020
Recently it was proposed that the ten dimensional tachyonic superstring vacua may serve as good starting points for the construction of viable phenomenological models.
Alon E. Faraggi   +2 more
doaj   +1 more source

Towards a nonsupersymmetric string phenomenology

open access: yesPhysical Review D, 2015
Over the past three decades, considerable effort has been devoted to studying the rich and diverse phenomenologies of heterotic strings exhibiting spacetime supersymmetry. Unfortunately, during this same period, there has been relatively little work studying the phenomenologies associated with their non-supersymmetric counterparts.
Abel, Steven   +2 more
openaire   +5 more sources

Toroidal Orbifolds: Resolutions, Orientifolds and Applications in String Phenomenology [PDF]

open access: yes, 2006
As of now, string theory is the best candidate for a theory of quantum gravity. Since it is anomaly–free only in ten space-time dimensions, the six surplus spatial dimensions must be compactified.
Reffert, Susanne / S.
core   +1 more source

Aspects of string phenomenology in particle physics and cosmology

open access: yesEPJ Web of Conferences, 2017
I discuss possible connections between several scales in particle physics and cosmology, such the the electroweak, inflation, dark energy and Planck scales. In particular, I discuss the physics of extra dimensions and low scale gravity that are motivated
Antoniadis I.
doaj   +1 more source

Non-supersymmetric string models from anti-D3-/D7-branes in strongly warped throats

open access: yesJournal of High Energy Physics, 2020
This article discusses model-building scenarios including anti-D3-/D7-branes, in which supersymmetry is broken spontaneously, despite having no scale at which sparticles appear and standard supersymmetry is restored.
Susha Parameswaran, Flavio Tonioni
doaj   +1 more source

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