Results 71 to 80 of about 373,033 (210)

1D Majorana Goldstinos and partial supersymmetry breaking in quantum wires

open access: yesCommunications Physics, 2022
Majorana modes realised in topological superconductors are expected to be an important feature for quantum information processing applications.
Pasquale Marra   +2 more
doaj   +1 more source

Predicting the flavour and SUSY flavour structure from grand unified theories [PDF]

open access: yes, 2016
Grand Unified Theories (GUTs) offer an attractive framework for flavour models, since they feature relations between quarks and leptons. Combining them with Supersymmetry (SUSY) and flavour symmetries, we derive predictions for the flavour and SUSY ...
Sluka, Constantin
core   +1 more source

Free energy expansions of a conditional GinUE and large deviations of the smallest eigenvalue of the LUE

open access: yesCommunications on Pure and Applied Mathematics, Volume 78, Issue 12, Page 2247-2304, December 2025.
Abstract We consider a planar Coulomb gas ensemble of size N$N$ with the inverse temperature β=2$\beta =2$ and external potential Q(z)=|z|2−2clog|z−a|$Q(z)=|z|^2-2c \log |z-a|$, where c>0$c>0$ and a∈C$a \in \mathbb {C}$. Equivalently, this model can be realised as N$N$ eigenvalues of the complex Ginibre matrix of size (c+1)N×(c+1)N$(c+1) N \times (c+1)
Sung‐Soo Byun   +2 more
wiley   +1 more source

Quadratic contributions of softly broken supersymmetry in the light of loop regularization

open access: yesEuropean Physical Journal C: Particles and Fields, 2017
Loop regularization (LORE) is a novel regularization scheme in modern quantum field theories. It makes no change to the spacetime structure and respects both gauge symmetries and supersymmetry.
Dong Bai, Yue-Liang Wu
doaj   +1 more source

Fermions and supersymmetry breaking in the interval

open access: yesPhysics Letters B, 2004
We study fermions, such as gravitinos and gauginos in supersymmetric theories, propagating in a five-dimensional bulk where the fifth dimensional component is assumed to be an interval. We show that the most general boundary condition at each endpoint of the interval is encoded in a single complex parameter representing a point in the Riemann sphere ...
G. VON GERSDORFF   +4 more
openaire   +4 more sources

Degrees of Metastability in Gauge Mediated Supersymmetry Breaking [PDF]

open access: yes, 2011
This thesis consists of an investigation into supersymmetry and its breaking. Emphasis is placed on the question of metastability and the role of non-topological solitons in the hidden sector.
BARNARD, JAMES
core  

de Sitter Excited State in Heterotic E8×E8${\rm E}_8 \times {\rm E}_8$ Theory

open access: yesFortschritte der Physik, Volume 73, Issue 12, December 2025.
Abstract A novel duality sequence is devised to study late‐time cosmology in the heterotic E8×E8${\rm E}_8 \times {\rm E}_8$ setup of Horava and Witten with dynamical walls that are moving towards each other. Remarkably, the dimensionally reduced 4‐dimensional theory does not violate NEC and no bouncing or ekpyrotic phase is observed.
Suddhasattwa Brahma   +5 more
wiley   +1 more source

Heterotic − type I dual pairs, rigid branes and broken SUSY

open access: yesNuclear Physics B, 2020
The moduli space of toroidal type I vacua, which are consistent at the non-perturbative level, is composed of independent branches characterized by the number (0, 16 or 32) of rigid branes sitting on top of orientifold planes.
Carlo Angelantonj   +2 more
doaj   +1 more source

Geometry of orientifold vacua and supersymmetry breaking

open access: yesJournal of High Energy Physics, 2021
Starting from a peculiar orientifold projection proposed long ago by Angelantonj and Cardella, we elaborate on a novel perturbative scenario that involves only D-branes, together with the two types of orientifold planes O ± and anti-orientifold planes O ¯
Thibaut Coudarchet   +2 more
doaj   +1 more source

Unity of supersymmetry breaking models [PDF]

open access: yesNuclear Physics B, 1997
We examine the models with gauge group U(1)^{k-1}\times\prod_{i=1}^k SU(n_i), which are obtained from decomposing the supersymmetry breaking model of Affleck, Dine and Seiberg containing an antisymmetric tensor field. We note that all of these models are distinct vacua of a single SU(N) gauge theory with an adjoint superfield.
Leigh, R. G., Randall, L., Rattazzi, R.
openaire   +4 more sources

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