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Asymmetric Orbifold Models of Non-supersymmetric Heterotic Strings [PDF]
We investigate asymmetric orbifold models constructed from non-supersymmetric heterotic strings. We systematically classify the asymmetric orbifold models with standard embeddings and present a list of asymmetric orbifolds which are geometrically interpreted as toroidal compactifications of non-supersymmetric heterotic strings. By studying non-standard
arxiv +1 more source
Search for neutral Higgs bosons of the minimal supersymmetric standard model in pp collisions at √s= TeV with the ATLAS detector [PDF]
This article is distributed under the terms of the Creative Commons Attribution License which permits any use, distribution and reproduction in any medium, provided the original author(s) and source are credited.
Atlas Collaboration
semanticscholar +1 more source
The more Minimal Supersymmetric Standard Model [PDF]
17 pages, harvmac The revised version corrects the discussion of squark mass constraints from FCNC and includes additional ...
Cohen, Andrew Glen+2 more
openaire +5 more sources
Impact of an extra gauge interaction on naturalness of supersymmetry
It is pointed out that in supersymmetric models with a new gauge symmetry under which the Higgs is charged, the fine-tuning of the electroweak symmetry breaking is relaxed due to suppression of the top Yukawa coupling at higher scales by a new large ...
Marcin Badziak, Keisuke Harigaya
doaj +1 more source
Employing nucleon decay as a fingerprint of SUSY GUT models using SusyTCProton
While the observation of nucleon decay would be a smoking gun of Grand Unified Theories (GUTs) in general, the ratios between the decay rates of the various channels carry rich information about the specific GUT model realization.
Stefan Antusch+2 more
doaj +1 more source
Constrained minimal Dirac gaugino supersymmetric standard model [PDF]
We examine the possibilities for constructing models with Dirac gaugino masses and unification of gauge couplings. We identify one promising model, and discuss to what extent it can have a "natural SUSY" spectrum.
K. Benakli+3 more
semanticscholar +1 more source
How heavy can neutralino dark matter be?
What is the upper limit of the mass of the neutralino dark matter whose thermal relic is consistent with the observation? If the neutralino dark matter and colored sparticles are extremely degenerated in mass, with a mass difference less than the QCD ...
Hajime Fukuda, Feng Luo, Satoshi Shirai
doaj +1 more source
A Minimally Fine-Tuned Supersymmetric Standard Model [PDF]
We construct supersymmetric theories in which the correct scale for electroweak symmetry breaking is obtained without significant fine-tuning. We calculate the fine-tuning parameter for these theories to be at the 20% level, which is significantly better
't Hooft+93 more
core +3 more sources
For the interpretation of the signal discovered in the Higgs searches at the LHC it will be crucial in particular to discriminate between the minimal Higgs sector realized in the standard model (SM) and its most commonly studied extension, the minimal ...
T. Hahn+4 more
semanticscholar +1 more source
Naturalness and dark matter in the supersymmetric B-L extension of the standard model [PDF]
We study the naturalness properties of the B−L supersymmetric standard model (BLSSM) with type-I seesaw and compare them to those of the minimal supersymmetric standard model (MSSM) at both low (i.e., Large Hadron Collider) energies and high (i.e ...
L. D. Rose+5 more
semanticscholar +1 more source