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We consider conformal Killing-Yano forms corresponding to the antisymmetric generalizations of conformal Killing vectors to higher degree forms in the presence of skew-symmetric torsion. Integrability conditions for torsionful conformal…

High Energy Physics - Theory · Physics 2025-10-24 Ümit Ertem , Özgür Kelekçi , Özgür Açık

We present a new general construction of examples of mean curvature solitons on manifolds admitting a nowhere-vanishing Killing vector field. Using Riemannian submersion techniques, we reduce the problem from a PDE to an ODE. As an…

Differential Geometry · Mathematics 2025-11-18 Diego Artacho , Marie-Amélie Lawn , Miguel Ortega

In the present work, using the recently introduced framework of local geometric deformations, special types of vector fields - so-called hidden Killing vector fields - are constructed, which solve the Killing equation not globally, but only…

General Relativity and Quantum Cosmology · Physics 2021-10-15 Albert Huber

We generalize Killing equations to a test particle system which is subjected to external force. We relax the conservation condition by virtue of reparametrization invariance of a particle orbit. As a result, we obtain generalized Killing…

General Relativity and Quantum Cosmology · Physics 2010-03-04 Takahisa Igata , Tatsuhiko Koike , Hideki Ishihara

We extend the refined G-structure classification of supersymmetric solutions of eleven dimensional supergravity. We derive necessary and sufficient conditions for the existence of an arbitrary number of Killing spinors whose common isotropy…

High Energy Physics - Theory · Physics 2013-05-29 Oisin A. P. Mac Conamhna

We obtain necessary and sufficient conditions for an initial data set for the vacuum conformal Einstein field equations to give rise to a spacetime development in possession of a Killing spinor. The fact that the conformal Einstein field…

General Relativity and Quantum Cosmology · Physics 2022-04-12 Edgar Gasperin , Jarrod L. Williams

This is a short pedagogical introduction to the subject of Killing-Stackel and Killing-Yano tensors and their role in the integrability of various types of equations that are of physical interest in curved spacetime, the main application…

High Energy Physics - Theory · Physics 2012-09-03 Marco Cariglia , Pavel Krtous , David Kubiznak

The study of the Canonical Forms of the Killing Tensor concerns the simultaneous resolving of the Integrability Conditions of the Killing Tensor along with the Einstein's Field Equations employing the framework of Newman-Penrose Formalism.…

General Relativity and Quantum Cosmology · Physics 2023-09-11 D. Kokkinos , T. Papakostas

We provide a general method for studying a manifestly covariant formulation of $p$-form gauge theories on the de Sitter space. This is done by stereographically projecting the corresponding theories, defined on flat Minkowski space, onto…

High Energy Physics - Theory · Physics 2008-11-26 Rabin Banerjee

We present a uniform description of $\mathrm{SU}(3)$-structures in dimension $6$ as well as $G_2$-structures in dimension $7$ in terms of a characterising spinor and the spinorial field equations it satisfies. We apply the results to…

Differential Geometry · Mathematics 2015-12-09 Ilka Agricola , Simon G. Chiossi , Thomas Friedrich , Jos Höll

In this review, basic definitions of spin geometry are given and some of its applications to supersymmetry, supergravity and condensed matter physics are summarized. Clifford algebras and spinors are defined and the first-order differential…

Mathematical Physics · Physics 2018-01-30 Ümit Ertem

We construct a positive constant curvature space by identifying some points along a Killing vector in a de Sitter Space. This space is the counterpart of the three-dimensional Schwarzschild-de Sitter solution in higher dimensions. This…

High Energy Physics - Theory · Physics 2009-11-07 Rong-Gen Cai

In free completely symmetric tensor gauge field theories on Minkowski space-time, all gauge invariant functions and Killing tensor fields are computed, both on-shell and off-shell. These problems are addressed in the metric-like formalisms.

High Energy Physics - Theory · Physics 2010-04-05 Xavier Bekaert , Nicolas Boulanger

Valence two Killing tensors in the Euclidean and Minkowski planes are classified under the action of the group which preserves the type of the corresponding Killing web. The classification is based on an analysis of the system of…

Differential Geometry · Mathematics 2009-09-29 C. Chanu , L. Degiovanni , R. G. McLenaghan

We present a new approach to the study of vacuum spacetimes with a Killing symmetry. The central quantity in this approach is the exterior derivative of the Killing vector field, which is a test electromagnetic field. Considering the…

General Relativity and Quantum Cosmology · Physics 2007-05-23 Francesc Fayos , Carlos F. Sopuerta

We show that supersymmetric supergravity solutions with an R-symmetry Killing vector are equipped with a set of equivariantly closed forms. Various physical observables may be expressed as integrals of these forms, and then evaluated using…

High Energy Physics - Theory · Physics 2024-12-16 Pietro Benetti Genolini , Jerome P. Gauntlett , James Sparks

For Kaehler manifolds we explicitly determine the solution to the conformal Killing form equation in middle degree. In particular, we complete the classification of conformal Killing forms on compact Kaehler manifolds. We give the first…

Differential Geometry · Mathematics 2023-05-15 Paul-Andi Nagy , Uwe Semmelmann

This text is dedicated to the real Killing equation on 3-dimensional Weyl manifolds. Any manifold admitting a real Killing spinor of weight 0 satisfies the conditions of a Gauduchon-Tod geometry. Conversely, any simply connected…

Differential Geometry · Mathematics 2009-10-31 Volker Buchholz

From the metric and one Killing-Yano tensor of rank D-2 in any D-dimensional spacetime with such a principal Killing-Yano tensor, we show how to generate k=[(D+1)/2] Killing-Yano tensors, of rank D-2j for all j=0,...,k-1, and k rank-2…

High Energy Physics - Theory · Physics 2010-10-27 Pavel Krtous , David Kubiznak , Don N. Page , Valeri P. Frolov

We study the group properties and the similarity solutions for the constraint conditions of anti-self-dual null K\"{a}hler four-dimensional manifolds with at least a Killing symmetry vector. Specifically we apply the theory of Lie…

General Relativity and Quantum Cosmology · Physics 2021-06-08 Andronikos Paliathanasis