Results 41 to 50 of about 48,435 (229)

Embedding formalism for (p, q) AdS superspaces in three dimensions

open access: yesJournal of High Energy Physics, 2023
We develop an embedding formalism for (p, q) anti-de Sitter (AdS) superspaces in three dimensions by using a modified version of their supertwistor description given in the literature. A coset construction for these superspaces is worked out.
Sergei M. Kuzenko, Kai Turner
doaj   +1 more source

Partial N $$ \mathcal{N} $$ = 2 supersymmetry breaking and deformed hypermultiplets

open access: yesJournal of High Energy Physics, 2019
We study partial supersymmetry breaking from N $$ \mathcal{N} $$ = 2 to N $$ \mathcal{N} $$ = 1 by adding non-linear terms to the N $$ \mathcal{N} $$ = 2 supersymmetry transformations.
Fotis Farakos   +3 more
doaj   +1 more source

Supersymmetric many-body Euler–Calogero–Moser model

open access: yesPhysics Letters B, 2019
We explicitly construct a supersymmetric so(n) spin-Calogero model with an arbitrary even number N of supersymmetries. It features 12Nn(n+1) rather than Nn fermionic coordinates and a very simple structure of the supercharges and the Hamiltonian.
Sergey Krivonos   +2 more
doaj   +1 more source

Linearised actions for N $$ \mathcal{N} $$ -extended (higher-spin) superconformal gravity

open access: yesJournal of High Energy Physics, 2019
The off-shell actions for N $$ \mathcal{N} $$ -extended conformal supergravity theories in three dimensions were formulated in [1, 2] for 1 ≤ N $$ \mathcal{N} $$ ≤ 6 using a universal approach.
Evgeny I. Buchbinde   +3 more
doaj   +1 more source

Non-uniqueness of the supersymmetric extension of the O(3) σ-model

open access: yesJournal of High Energy Physics, 2017
We study the supersymmetric extensions of the O(3) σ-model in 1+1 and 2+1 dimensions. We show that it is possible to construct non-equivalent supersymmetric versions of a given model sharing the same bosonic sector and free from higher-derivative terms.
Jose M. Queiruga, A. Wereszczynski
doaj   +1 more source

Gauged (Super)Conformal Models

open access: yesPhysical Sciences Forum, 2023
Superconformal mechanics describes superparticle dynamics in near-horizon geometries of supersymmetric black holes. We systematically study the minimal compatible set of constraints required for a gauged superconformal symmetry.
Delaram Mirfendereski
doaj   +1 more source

Weak gravity versus scale separation

open access: yesJournal of High Energy Physics, 2022
We give evidence that fully supersymmetric Anti-de Sitter vacua of extended supergravity with a residual gauge group containing an abelian factor cannot be scale separated as a consequence of the weak gravity conjecture. We prove this for N = 2 and N = 8
Niccolò Cribiori   +1 more
doaj   +1 more source

Supersymmetry and discrete transformations on S^1 with point singularities [PDF]

open access: yes, 2003
We investigate N-extended supersymmetry in one-dimensional quantum mechanics on a circle with point singularities. For any integer n, N=2n supercharges are explicitly constructed and a class of point singularities compatible with supersymmetry is ...
Albeverio   +14 more
core   +1 more source

Nonperturbative unification and extended supersymmetry [PDF]

open access: yesPhysics Letters B, 1989
Abstract We consider the nonperturbative unification scenario proposed by Maiani, Parisi and Petronzio in N =2 supersymmetric extensions of the standard model. Low-energy gauge coupling constants are computed using two-loop renormalization group equations, with a mass spectrum deduced from simple assumptions on the soft terms necessary to break ...
J.-P. Derendinger   +2 more
openaire   +1 more source

Extended supersymmetry and its reduction on a circle with point singularities

open access: yes, 2005
We investigate $N$-extended supersymmetry in one-dimensional quantum mechanics on a circle with point singularities. For any integer $n$, $N=2n+1$ supercharges are explicitly constructed in terms of discrete transformations, and a class of singularities ...
Albeverio S   +10 more
core   +3 more sources

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