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相关论文: Super No-Scale F-SU(5): A Dynamic Determination of…

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The ${\cal F}$-lipped $SU(5)\times U(1)_X$ Grand Unified Theory (GUT) supplemented by TeV-scale vector-like particles from ${\cal F}$-theory, together dubbed ${\cal F}$-SU(5), offers a natural multi-phase unification process which suggests…

高能物理 - 唯象学 · 物理学 2011-05-10 Tianjun Li , James A. Maxin , Dimitri V. Nanopoulos , Joel W. Walker

We present a contemporary perspective on the String Landscape and the Multiverse of plausible string, M- and F-theory vacua. In contrast to traditional statistical classifications and capitulation to the anthropic principle, we seek only to…

高能物理 - 唯象学 · 物理学 2015-03-17 Tianjun Li , James A. Maxin , Dimitri V. Nanopoulos , Joel W. Walker

We revisit the construction of the viable parameter space of No-Scale F-SU(5), a model built on the F-lipped SU(5)xU(1)_X gauge group, supplemented by a pair of F-theory derived vector-like multiplets at the TeV scale, and the dynamically…

高能物理 - 唯象学 · 物理学 2012-06-05 Tianjun Li , James A. Maxin , Dimitri V. Nanopoulos , Joel W. Walker

We systematically establish the hyper-surface within the tan(beta), top quark mass m_t, universal gaugino mass M_1/2, and vectorlike mass M_V parameter volume which is compatible with the application of the No-Scale Supergravity boundary…

高能物理 - 唯象学 · 物理学 2011-04-28 Tianjun Li , James A. Maxin , Dimitri V. Nanopoulos , Joel W. Walker

In light of recent 80-137 $\rm{fb}^{-1}$ results at the LHC Run 2 establishing a lower gluino mass limit of 2.25 TeV, we revisit the supersymmetric GUT model Flipped $SU$(5) with extra vector-like particles, known as $\cal{F}$-$SU$(5), with…

高能物理 - 唯象学 · 物理学 2019-10-25 Thomas Ford , Tianjun Li , James A. Maxin , Dimitri V. Nanopoulos

We present a contemporary perspective on the String Landscape and the Multiverse of plausible string, M- and F-theory vacua, seeking to demonstrate a non-zero probability for the existence of a universe matching our own observed physics…

高能物理 - 唯象学 · 物理学 2011-07-13 Tianjun Li , James A. Maxin , Dimitri V. Nanopoulos , Joel W. Walker

Applying No-Scale Supergravity boundary conditions at a heavy unification scale to the Flipped $SU(5)$ grand unified theory with extra TeV-scale vector-like multiplets, $i.e.$ No-Scale ${\cal F}$-$SU(5)$, we express the $Z$-boson mass $M_Z$…

高能物理 - 唯象学 · 物理学 2014-12-03 Tristan Leggett , Tianjun Li , James A. Maxin , Dimitri V. Nanopoulos , Joel W. Walker

We consider no-scale inspired supergravity scenarios, where the gravitino mass and related soft supersymmetry-breaking parameters are determined dynamically by radiative corrections to an essentially flat tree-level potential in the…

高能物理 - 唯象学 · 物理学 2015-03-19 Amine Benhenni , Jean-Loic Kneur , Gilbert Moultaka , Sean Bailly

The Supergravity model named No-Scale ${\cal F}$-$SU(5)$, which is based upon the flipped $SU$(5) Grand Unified Theory (GUT) with additional TeV-scale vector-like flippon multiplets, has been partially probed during the LHC Run 1 at 7-8…

高能物理 - 唯象学 · 物理学 2015-08-05 Tianjun Li , James A. Maxin , Dimitri V. Nanopoulos , Joel W. Walker

If there exists an arbitrary supersymmetric U(1) gauge factor at the TeV scale, under which the two Higgs superfields H_{1,2} of the standard model are nontrivial, and if there is also a singlet superfield S such that the H_1 H_2 S term is…

高能物理 - 唯象学 · 物理学 2007-05-23 E. Keith , Ernest Ma

We compute the electroweak fine-tuning in No-Scale Supergravity for a representative supersymmetric Grand Unification Theory (GUT) model, flipped $SU(5)$ with extra vector-like $flippons$, dubbed $\cal{F}$-$SU(5)$. We find that there is no…

高能物理 - 唯象学 · 物理学 2014-08-27 Tristan Leggett , Tianjun Li , James A. Maxin , Dimitri V. Nanopoulos , Joel W. Walker

We reconsider the minimal SU(5) Grand Unified Theory (GUT) in the context of no-scale supergravity, assuming that the soft supersymmetry-breaking parameters satisfy universality conditions at some input scale M_in above the GUT scale M_GUT.…

高能物理 - 唯象学 · 物理学 2017-05-24 John Ellis , Jason L. Evans , Natsumi Nagata , Dimitri V. Nanopoulos , Keith A. Olive

Motivated by D-brane model building, we evaluate the $\cal{F}$-$SU(5)$ model with additional vector-like particle multiplets, referred to as flippons, within the framework of No-Scale Supergravity with non-vanishing general supersymmetry…

高能物理 - 唯象学 · 物理学 2018-11-27 Ron De Benedetti , Chuang Li , Tianjun Li , Adam Lux , James A. Maxin , Dimitri V. Nanopoulos

We present the simplest, string-derivable, supergravity model and discuss its experimental consequences. This model is a new string-inspired flipped $SU(5)$ which unifies at the string scale $M_U=10^{18}\GeV$ due to the introduction of an…

高能物理 - 唯象学 · 物理学 2009-08-25 J. Lopez , D. Nanopoulos , A. Zichichi

We study the grand unification model flipped $SU(5)$ with additional vector-like particle multiplets, or ${\cal F}$-$SU(5)$ for short, in the framework of General No-Scale Supergravity. In our analysis we allow the supersymmetry (SUSY)…

高能物理 - 唯象学 · 物理学 2017-06-07 Dingli Hu , Tianjun Li , Adam Lux , James A. Maxin , Dimitri V. Nanopoulos

In the context of No-Scale F-SU(5), a model defined by the convergence of the F-lipped SU(5) Grand Unified Theory, two pairs of hypothetical TeV scale vector-like supersymmetric multiplets with origins in F-theory, and the dynamically…

高能物理 - 唯象学 · 物理学 2012-02-02 Tianjun Li , James A. Maxin , Dimitri V. Nanopoulos , Joel W. Walker

We evolve our Multiverse Blueprints to characterize our local neighborhood of the String Landscape and the Multiverse of plausible string, M- and F-theory vacua. Building upon the tripodal foundations of i) the Flipped SU(5) Grand Unified…

高能物理 - 唯象学 · 物理学 2012-08-20 Tianjun Li , James A. Maxin , Dimitri V. Nanopoulos , Joel W. Walker

We present a string-inspired/derived supergravity model based on the flipped $SU(5)\times U(1)$ structure supplemented by a minimal set of additional matter representations such that unification occurs at the string scale…

高能物理 - 唯象学 · 物理学 2008-02-03 J. Lopez , D. Nanopoulos , A. Zichichi

We propose a minimal supersymmetric Twin Higgs model that can accommodate tuning of the electroweak scale for heavy stops better than 10% with high mediation scales of supersymmetry breaking. A crucial ingredient of this model is a new…

高能物理 - 唯象学 · 物理学 2017-12-21 Marcin Badziak , Keisuke Harigaya

We propose a supersymmetric extension of the standard model which is a realistic alternative to the MSSM, and which has several advantages. No ``mu'' supersymmetric Higgs/Higgsino mass parameter is needed for sufficiently heavy charginos.…

高能物理 - 唯象学 · 物理学 2009-11-07 Ann E. Nelson , Nuria Rius , Veronica Sanz , Mithat Unsal
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