Results 81 to 90 of about 373,033 (210)

Corrigendum to “On the stability of open-string orbifold models with broken supersymmetry” [Nucl. Phys. B 957 (2020) 115100]

open access: yesNuclear Physics B
We consider an open-string realisation of N=2→N=0 spontaneous breaking of supersymmetry in four-dimensional Minkowski spacetime. It is based on type IIB orientifold theory compactified on T2×T4/Z2, with Scherk–Schwarz supersymmetry breaking implemented ...
Steven Abel   +2 more
doaj   +1 more source

On supersymmetry breaking vacua from D-branes at orientifold singularities

open access: yesJournal of High Energy Physics, 2019
We present a large class of models of D-branes at (orientifold) Calabi-Yau sin- gularities which enjoy dynamical supersymmetry breaking at low energy, by means of either the SU(5) or 3–2 supersymmetry breaking models. Once embedded in a warped throat or,
Riccardo Argurio   +3 more
doaj   +1 more source

The Scale of Supersymmetry Breaking and the Dark Dimension

open access: yesJournal of High Energy Physics, 2023
We argue for a relation between the supersymmetry breaking scale and the measured value of the dark energy density Λ. We derive it by combining two quantum gravity consistency swampland constraints, which tie the dark energy density Λ and the gravitino ...
Luis A. Anchordoqui   +4 more
doaj   +1 more source

Holomorphic field theories and higher algebra

open access: yesBulletin of the London Mathematical Society, Volume 57, Issue 10, Page 2903-2974, October 2025.
Abstract Aimed at complex geometers and representation theorists, this survey explores higher dimensional analogs of the rich interplay between Riemann surfaces, Virasoro and Kac‐Moody Lie algebras, and conformal blocks. We introduce a panoply of examples from physics — field theories that are holomorphic in nature, such as holomorphic Chern‐Simons ...
Owen Gwilliam, Brian R. Williams
wiley   +1 more source

Relational Supersymmetry via the Dressing Field Method and Matter‐Interaction Supergeometric Framework

open access: yesAnnalen der Physik, Volume 537, Issue 9, September 2025.
Applications of the Dressing Field Method are reviewed and further expanded to the very foundations of the supersymmetric framework, where it allows to build relational supersymmetric field theory. Furthermore, a novel approach is proposed giving a unified description of fermionic matter fields and bosonic gauge fields: a Matter‐Interaction ...
Jordan François, L. Ravera
wiley   +1 more source

Scale hierarchies in particle physics and cosmology

open access: yesEPJ Web of Conferences, 2018
I describe the phenomenology of a model of supersymmetry breaking in the presence of a tiny (tuneable) positive cosmological constant. It utilises a single chiral multiplet with a gauged shift symmetry, that can be identified with the string dilaton (or ...
Antoniadis I.
doaj   +1 more source

Flavor- and CP-safe explanation of g μ − 2 anomaly

open access: yesJournal of High Energy Physics, 2023
Supersymmetry is still a viable explanation for the muon g – 2 anomaly, if the sleptons and electroweak gauginos are O 100 $$ \mathcal{O}(100) $$ GeV. However, for supersymmetry breaking masses this light, the SUSY flavor and CP-problem are exacerbated ...
Jason L. Evans   +2 more
doaj   +1 more source

Enhancement of Dynamical Coupling in Artificial Spin‐Ice Systems by Incorporating Perpendicularly Magnetized Ferromagnetic Matrix

open access: yesSmall Structures, Volume 6, Issue 7, July 2025.
A new type of artificial spin ice (ASI) lattices, i.e., in the ASI system embedded in the perpendicular magnetic anisotropy (PMA) matrix, is proposed. The numerical simulations reveal a strong magnon–magnon coupling between the bulk second‐order mode of the ASI and the fundamental mode of the PMA matrix, supported by a pronounced anticrossing frequency
Syamlal Sankaran Kunnath   +3 more
wiley   +1 more source

Dark Dimension With (Little) Strings Attached

open access: yesFortschritte der Physik, Volume 73, Issue 4, April 2025.
Abstract A relation between dark energy and the scale of new physics in weakly coupled string theory is motivated. This mixing between infrared and ultraviolet physics leads to a unique corner for real‐world phenomenology: barring fine‐tunings, the authors are naturally led to the “dark dimension” scenario, a single mesoscopic extra dimension of micron
Ivano Basile, Dieter Lüst
wiley   +1 more source

A minimal SU(5) SuperGUT in pure gravity mediation

open access: yesEuropean Physical Journal C: Particles and Fields, 2019
The lack of evidence for low-scale supersymmetry suggests that the scale of supersymmetry breaking may be higher than originally anticipated. However, there remain many motivations for supersymmetry including gauge coupling unification and a stable dark ...
Jason L. Evans   +2 more
doaj   +1 more source

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