134 citations · 393 across the 26 of their papers we have counts for
26 papers
Classification of Killing Horizons in D=11 Supergravity
Jan Gutowski, Chettha Saelim, Martin Wolf
We initiate the classification of supersymmetric degenerate Killing horizons, with closed spatial cross section, away from the near-horizon limit in D=11 supergravity. We prove tha…
Extremal Black Holes from Homotopy Algebras
Jan Gutowski, Chettha Saelim, Martin Wolf
The uniqueness and rigidity of black holes remain central themes in gravitational research. In this work, we investigate the construction of all extremal black hole solutions to th…
Real Supersymmetric Solutions of (3,2) Signature Five-Dimensional Supergravity
D. Farotti, J. B. Gutowski, W. A. Sabra
We classify supersymmetric solutions of D=5 (3,2) signature supergravity with either vanishing or imaginary gauge coupling constant preserving the minimal N=2 supersymmetry. We pro…
Moduli Spaces of Transverse Deformations of Near-Horizon Geometries
A. Fontanella, J. B. Gutowski
We investigate deformations of extremal near-horizon geometries in Einstein-Maxwell-Dilaton theory, including various topological terms, and also in D=11 supergravity. By linearizi…
Dynamical symmetry enhancement near N=2, D=4 gauged supergravity horizons
J. Gutowski, T. Mohaupt, G. Papadopoulos
We show that all smooth Killing horizons with compact horizon sections of 4-dimensional gauged N=2 supergravity coupled to any number of vector multiplets preserve $2 c_1({\cal K})…
Supersymmetry of IIA warped flux AdS and flat backgrounds
S. Beck, J. B. Gutowski, G. Papadopoulos
We identify the fractions of supersymmetry preserved by the most general warped flux AdS and flat backgrounds in both massive and standard IIA supergravities. We find that $AdS_n\t…
Supersymmetry of AdS and flat IIB backgrounds
S. W. Beck, J. B. Gutowski, G. Papadopoulos
We present a systematic description of all warped and IIB backgrounds and identify the a priori number of supersymm…
Supersymmetric AdS Black Rings
J. Grover, J. B. Gutowski, W. A. Sabra
It has been proven in arXiv:1303.0853 that all regular supersymmetric near-horizon geometries in minimal five-dimensional gauged supergravity admit automatic supersymmetry enhancem…
Index theory and dynamical symmetry enhancement of M-horizons
J. B. Gutowski, G. Papadopoulos
We show that near-horizon geometries of 11-dimensional supergravity preserve an even number of supersymmetries. The proof follows from Lichnerowicz type theorems for two horizon Di…
Para-Complex Geometry and Gravitational Instantons
J. B. Gutowski, W. A. Sabra
We give a complete classification of supersymmetric gravitational instantons in Euclidean N=2 supergravity coupled to vector multiplets. An interesting class of solutions is found…
Einstein Weyl Structures and de Sitter Supergravity
Jan B. Gutowski, Alberto Palomo-Lozano, W. A. Sabra
The geometric structure of the null solutions of de Sitter D=5 gauged supergravity coupled to vector multiplets is investigated. These solutions are Kundt metrics, constructed from…
Small Horizons
J. B. Gutowski, D. Klemm, W. A. Sabra +1
All near horizon geometries of supersymmetric black holes in a N=2, D=5 higher-derivative supergravity theory are classified. Depending on the choice of near-horizon data we find t…
HKT Geometry and Fake Five Dimensional Supergravity
Jan B. Gutowski, W. A. Sabra
Recent results on the relation between hyper-Kahler geometry with torsion and solutions admitting Killing spinors in minimal de sitter supergravity are extended to more general sup…
Gravitational Instantons and Euclidean Supersymmetry
J. B. Gutowski, W. A. Sabra
Supersymmetric instanton solutions in four dimensional Euclidean ungauged Einstein-Maxwell theory are analysed and classified according to the fraction of supersymmetry they preser…
Topology of supersymmetric N=1, D=4 supergravity horizons
J. Gutowski, G. Papadopoulos
All supersymmetric N=1, D=4 supergravity horizons have toroidal or spherical topology, irrespective of whether the black hole preserves any supersymmetry.
Solutions of Minimal Four Dimensional de Sitter Supergravity
J. B. Gutowski, W. A. Sabra
Pseudo-supersymmetric solutions of minimal , de Sitter supergravity are classified using spinorial geometry techniques. We find three classes of solutions. The first cla…
Classification of IIB backgrounds with 28 supersymmetries
U. Gran, J. Gutowski, G. Papadopoulos
We show that all IIB backgrounds with strictly 28 supersymmetries are locally isometric to the plane wave solution of arXiv:hep-th/0206195. Moreover, we demonstrate that all soluti…
Deformations of generalized calibrations and compact non-Kahler manifolds with vanishing first Chern class
J. Gutowski, S. Ivanov, G. Papadopoulos
We investigate the deformation theory of a class of generalized calibrations in Riemannian manifolds for which the tangent bundle has reduced structure group U(n), SU(n), G_2 and S…
Stringy Domain Walls of N=1, D=4 Supergravity
J. Gutowski
We examine domain wall solutions of N=1, D=4 supergravity which preserve half of the supersymmetry and arise from Euclidean M2-brane instantons on M5-branes wrapping associative 3-…
Three Body Interactions, Angular Momentum and Black Hole Moduli Spaces
J. Gutowski, G. Papadopoulos
We investigate the dynamics of a pair of (4+1)-dimensional black holes in the moduli approximation and with fixed angular momentum. We find that spinning black holes at small separ…
Magnetic Cosmic Strings of N=1, D=4 Supergravity with Cosmological Constant
J. Gutowski, G. Papadopoulos
We find a new class of cosmic string solutions with non-vanishing magnetic flux of , D=4 supergravity with a cosmological constant and coupled to any number of Maxwe…
Moduli Spaces for Four- and Five- Dimensional Black Holes
J. Gutowski, G. Papadopoulos
We propose a universal expression for the moduli metric of a class of four- and five-dimensional black holes which preserve at least four supersymmetries. These include the black h…
The Dynamics of Very Special Black Holes
J. Gutowski, G. Papadopoulos
We show that the moduli space of supersymmetric black holes that arise in the five-dimensional N=2 supergravity theory with any number of vector multiplets is a weak HKT manifold.…
Supersymmetry and generalized calibrations
J. Gutowski, G. Papadopoulos, P. K. Townsend
A static minimal energy configuration of a super p-brane in a supersymmetric (n+1)-dimensional spacetime is shown to be a `generalized calibrated' submanifold. Calibrations in $\bE…