Search Results - "Fré, P."

Integrable Scalar Cosmologies I. Foundations and links with String Theory by Fré, P., Sagnotti, A., Sorin, A.S.

“…We build a number of integrable one-scalar spatially flat cosmologies, which play a natural role in inflationary scenarios, examine their behavior in several…”
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Minimal D = 7 supergravity and the supersymmetry of Arnold-Beltrami flux branes by Fré, P., Grassi, P. A., Ravera, L., Trigiante, M.

“…A bstract In this paper we study some properties of the newly found Arnold-Beltrami flux-brane solutions to the minimal D = 7 supergravity. To this end we…”
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Black holes in supergravity and integrability by Chemissany, W., Fré, P., Rosseel, J., Sorin, A. S., Trigiante, M., Van Riet, T.

“…Stationary black holes of massless supergravity theories are described by certain geodesic curves on the target space that is obtained after dimensional…”
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2-branes with Arnold-Beltrami fluxes from minimal D=7 supergravity by Fré, P., Sorin, A.S.

“…We describe this paper as a Sentimental Journey from Hydrodynamics to Supergravity. Beltrami equation in three dimensions that plays a key role in the…”
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The c-map, Tits Satake subalgebras and the search for N=2 inflaton potentials by Fré, P., Sorin, A.S., Trigiante, M.

“…In this paper we address the general problem of including inflationary models exhibiting Starobinsky‐like potentials into (symmetric) N=2 supergravities. This…”
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Hyperinstantons, the Beltrami equation, and triholomorphic maps by Fré, P., Grassi, P.A., Sorin, A.S.

“…We consider the Beltrami equation for hydrodynamics and we show that its solutions can be viewed as instanton solutions of a more general system of equations…”
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On the gauged Kähler isometry in minimal supergravity models of inflation by Ferrara, S., Fré, P., Sorin, A.S.

“…In this paper we address the question how to discriminate whether the gauged isometry group 𝒢Σ of the Kähler manifold Σ that produces a D‐type inflaton…”
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Classification of Arnold-Beltrami flows and their hidden symmetries by Fré, P., Sorin, A. S.

“…In the context of mathematical hydrodynamics, we consider the group theory structure which underlies the so named ABC flows introduced by Beltrami, Arnold and…”
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Axial symmetric Kähler manifolds, the D-map of inflaton potentials and the Picard-Fuchs equation by Fré, P., Sorin, A.S.

“…In this paper we provide a definition of the D‐map, namely of the mathematical construction implicitly utilized by supergravity that associates an axial…”
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Inflation and integrable one-field cosmologies embedded in rheonomic supergravity by Fré, P., Sorin, A.S.

“…In this paper we show that the new approach to the embedding of the inflationary potentials into supergravity, presented in a quite recent paper [11] of…”
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N = 2 supergravity and N = 2 super Yang-Mills theory on general scalar manifolds: Symplectic covariance gaugings and the momentum map by Andrianopoli, L., Bertolini, M., Ceresole, A., D'Auria, R., Ferrara, S., Fré, P., Magri, T.

“…The general form of N = 2 supergravity coupled to an arbitrary number of vector multiplets and hypermultiplets, with a generic gauging of the scalar manifold…”
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Integrability of supergravity billiards and the generalized Toda lattice equations by Fré, P., Sorin, A.S.

“…We prove that the field equations of supergravity for purely time-dependent backgrounds, which reduce to those of a one-dimensional sigma model, admit a Lax…”
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Cosmological backgrounds of superstring theory and solvable algebras: oxidation and branes by Fré, P., Gili, V., Gargiulo, F., Sorin, A., Rulik, K., Trigiante, M.

“…We develop a systematic algorithm to construct, classify and study exact solutions of type IIA/B supergravity which are time-dependent and homogeneous and,…”
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Supersymmetry and first order equations for extremal states: Monopoles, hyperinstantons, black holes and p-branes by Fré, P.

“…I review recent results concerning the first order equations describing BPS extremal states, in particular N = 2 extremal black-holes. The role of special…”
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General matter coupled N = 2 supergravity by Andrianopoli, L., Bertolini, M., Ceresole, A., D'Auria, R., Ferrara, S., Fré, P.

“…The general form of N = 2 supergravity coupled to an arbitrary number of vector multiplets and hypermultiplets with a generic gauging of the scalar manifold…”
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R-R scalars, U-duality and solvable Lie algebras by Andrianopoli, L., D'Auria, R., Ferrara, S., Fré, P., Trigiante, M.

“…We consider the group theoretical properties of R-R scalars of string theories in the low-energy supergravity limit and relate them to the solvable Lie…”
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The Integral Form of D = 3 Chern‐Simons Theories Probing Singularities by Fré, P., Grassi, P.A.

“…Abstract We consider D=3 supersymmetric Chern Simons gauge theories both from the point of view of their formal structure and of their applications to the AdS…”
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Supersymmetric 3-branes on smooth ALE manifolds with flux by Bertolini, M., Campos, V.L., Ferretti, G., Fré, P., Salomonson, P., Trigiante, M.

“…We construct a new family of classical BPS solutions of type IIB supergravity describing 3-branes transverse to a 6-dimensional space with topology R 2× ALE…”
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2-branes with Arnold-Beltrami fluxes from minimal D=7 supergravity: 2-branes with Arnold-Beltrami fluxes by Fré, P., Sorin, A.S.

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Solvable Lie Algebras, BPS Black Holes and Supergravity Gaugings by Fré, Pietro

“…In this talk I review both accomplished results and work in progress on the use of solvable Lie algebras as an intrinsic algebraic characterization of the…”
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