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Dualities and fivebrane instantons
AbstractWe derive the fivebrane instanton corrections to the hypermultiplet moduli space \( {\mathrm{\mathcal{M}}}_H \) of Calabi-Yau string vacua using S-duality symmetry of the type IIB formulation....
View ArticleQuantum corrections in string compactifications on SU(3) structure geometries
AbstractWe investigate quantum corrections to the classical four-dimensional low-energy effective action of type II string theory compactified on SU(3) structure geometries. Various methods previously...
View ArticlePartial supergravity breaking and the effective action of consistent truncations
AbstractWe study vacua of \( \mathcal{N}=4 \) half-maximal gauged supergravity in five dimensions and determine crucial properties of the effective theory around the vacuum. The main focus is on...
View ArticleSelf-dual tensors and partial supersymmetry breaking in five dimensions
AbstractWe study spontaneous supersymmetry breaking of five-dimensional supergravity theories from sixteen to eight supercharges in Minkowski vacua. This \( \mathcal{N}=4\to \mathcal{N}=2 \) breaking...
View ArticleFermions and supersymmetry in E 6(6) exceptional field theory
AbstractWe construct the supersymmetric completion of E6(6)-covariant exceptional field theory. The theory is based on a (5 + 27)-dimensional generalized space-time subject to a covariant section...
View ArticleExceptional field theory: SO(5,5)
AbstractWe construct Exceptional Field Theory for the group SO(5, 5) based on the extended (6+16)-dimensional spacetime, which after reduction gives the maximal D = 6 supergravity. We present both a...
View ArticleHiding the little hierarchy problem in the NMSSM
AbstractIn this paper we consider a set of soft supersymmetry breaking terms within the NMSSM which leads to a small hierarchy between the supersymmetry breaking scale and the electroweak scale....
View ArticleN = 4 $$ \mathcal{N}=4 $$ supersymmetric AdS 5 vacua and their moduli spaces
AbstractWe classify the \( \mathcal{N}=4 \) supersymmetric AdS5 backgrounds that arise as solutions of five-dimensional \( \mathcal{N}=4 \) gauged supergravity. We express our results in terms of the...
View ArticleHigher-derivative supergravity and moduli stabilization
AbstractWe review the ghost-free four-derivative terms for chiral superfields in \( \mathcal{N}=1 \) supersymmetry and supergravity. These terms induce cubic polynomial equations of motion for the...
View ArticleSupersymmetric AdS 7 backgrounds in half-maximal supergravity and marginal...
AbstractWe determine the supersymmetric AdS7 backgrounds of seven-dimensional half-maximal gauged supergravities and show that they do not admit any deformations that preserve all 16 supercharges. We...
View ArticleTopological string on elliptic CY 3-folds and the ring of Jacobi forms
AbstractWe give evidence that the all genus amplitudes of topological string theory on compact elliptically fibered Calabi-Yau manifolds can be written in terms of meromorphic Jacobi forms whose weight...
View ArticleOn Accessibility as a Human Right, with an Application to Media Accessibility
AbstractGreco makes the case that within the human rights framework there is a serious problem regarding accessibility, what he deems the ‘Accessibility as a Human Right Divide’ Problem (AHRD Problem)....
View ArticleModuli spaces of AdS 5 vacua in N $$ \mathcal{N} $$ = 2 supergravity
AbstractWe determine the conditions for maximally supersymmetric AdS5 vacua of five-dimensional gauged \( \mathcal{N} \) = 2 supergravity coupled to vector-, tensor- and hypermultiplets charged under...
View ArticleThe Higgs mass and the scale of SUSY breaking in the NMSSM
AbstractIn this letter we study the Higgs mass in the NMSSM with supersymmetry breaking at high scales MSS. With the Standard Model as the effective low energy theory, the computation of the Higgs mass...
View ArticleSupersymmetric AdS 6 vacua in six-dimensional N = (1 , 1) gauged supergravity
AbstractWe study fully supersymmetric AdS6 vacua of half-maximal N = (1, 1) gauged supergravity in six space-time dimensions coupled to n vector multiplets. We show that the existence of AdS6...
View ArticleClassification of maximally supersymmetric backgrounds in supergravity theories
AbstractWe study maximally supersymmetric solutions of all gauged or deformed supergravity theories in D≥ 3 space-time dimensions. For vanishing background fluxes the space-time background has to be...
View ArticleAdS 5 vacua from type IIB supergravity on T 1,1
AbstractWe study maximally supersymmetric Anti-de Sitter backgrounds in consistent \( \mathcal{N}=2 \) truncations of type IIB supergravity compactified on the Sasaki-Einstein manifold T1,1. In...
View ArticleNon-geometric Calabi-Yau backgrounds and K3 automorphisms
AbstractWe consider compactifications of type IIA superstring theory on mirror-folds obtained as K3 fibrations over two-tori with non-geometric monodromies involving mirror symmetries. At special...
View ArticleMaximally supersymmetric AdS solutions and their moduli spaces
AbstractWe study maximally supersymmetric AdSD solutions of gauged supergravities in dimensions D≥ 4. We show that such solutions can only exist if the gauge group after spontaneous symmetry breaking...
View ArticleClassification of shift-symmetric no-scale supergravities
AbstractModels of 4D \( \mathcal{N}=1 \) supergravity coupled to chiral multiplets with vanishing or positive scalar potential have been denoted as no-scale. Of particular interest in the context of...
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