Results 71 to 80 of about 23,615 (198)

Higgs Mass and Unnatural Supersymmetry [PDF]

open access: yes, 2014
Assuming that supersymmetry exists well above the weak scale, we derive the full one-loop matching conditions between the SM and the supersymmetric theory, allowing for the possibility of an intermediate Split-SUSY scale.
Bagnaschi, Emanuele   +3 more
core   +6 more sources

Notes on Characterizations of 2d Rational SCFTs: Algebraicity, Mirror Symmetry, and Complex Multiplication

open access: yesFortschritte der Physik, Volume 73, Issue 1-2, February 2025.
Abstract S. Gukov and C. Vafa proposed a characterization of rational N=(1,1)$N=(1,1)$ superconformal field theories (SCFTs) in 1+1$1+1$ dimensions with Ricci‐flat Kähler target spaces in terms of the Hodge structure of the target space, extending an earlier observation by G. Moore.
Abhiram Kidambi   +2 more
wiley   +1 more source

Seeking the Ground State of String Theory [PDF]

open access: yes, 1999
Recently, a number of authors have challenged the conventional assumption that the string scale, Planck mass, and unification scale are roughly comparable. It has been suggested that the string scale could be as low as a TeV.
Dine, Michael
core   +4 more sources

Flavor in SU(5)$SU(5)$ Finite Grand Unified Models

open access: yesFortschritte der Physik, Volume 72, Issue 12, December 2024.
Abstract Four SU(5)N=1$SU(5) \nobreakspace N=1$ supersymmetric models which exhibit S3$S_3$ and/or ZN$Z_N$ symmetries are studied, that are finite to two or all loops, and their corresponding mass matrices. The first is an all‐loop finite model based on an S3×Z3×Z2$S_3\times Z_3\times Z_2$ flavor symmetry, which leads to phenomenologically nonviable ...
Luis Odín Estrada Ramos   +3 more
wiley   +1 more source

Electroweak signatures of gauge-mediated supersymmetry breaking in multiple hidden sectors

open access: yesJournal of High Energy Physics, 2022
This paper discusses electroweak collider signatures of the NMSSM with multiple-sector gauge mediation. We focus on the production of neutralinos and charginos which cascade decay into standard model particles and lighter supersymmetric particles, with ...
Diogo Buarque Franzosi   +3 more
doaj   +1 more source

A microscopic theory of gauge mediation [PDF]

open access: yes, 2011
We construct models of indirect gauge mediation where the dynamics responsible for breaking supersymmetry simultaneously generates a weakly coupled subsector of messengers.
A Amariti   +43 more
core   +2 more sources

Phenomenological implications of low energy supersymmetry breaking [PDF]

open access: yesNuclear Physics B - Proceedings Supplements, 1997
5 pages, Latex, requires espcrc2.sty, to appear in the proceedings of ...
Dimopoulos, S.   +4 more
openaire   +2 more sources

Species Scale and Primordial Gravitational Waves

open access: yesFortschritte der Physik, Volume 72, Issue 6, June 2024.
Abstract The species scale is a field‐dependent UV cut‐off for any effective field theory weakly coupled to gravity. In this letter, it is shown that in the context of inflationary cosmology, a detection of primordial gravitational waves will set an upper bound on the decay rate |Λs′/Λs|$|\Lambda ^{\prime }_s/\Lambda _s|$ of the species scale ...
Marco Scalisi
wiley   +1 more source

Phenomenological Aspects of Supersymmetry

open access: yes, 1992
37 pages, to appear in the Proceedings of workshop: Gauge theories applied supersymmetry and quantum gravity, Leuven, July ...
openaire   +3 more sources

Abelian Hidden Sectors at a GeV [PDF]

open access: yes, 2009
We discuss mechanisms for naturally generating GeV-scale hidden sectors in the context of weak-scale supersymmetry. Such low mass scales can arise when hidden sectors are more weakly coupled to supersymmetry breaking than the visible sector, as happens ...
A. Ibarra   +52 more
core   +4 more sources

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