Thermodynamics of (d+ 1)-dimensional NUT-charged AdS spacetimes
We consider the thermodynamic properties of (d+ 1)-dimensional spacetimes with NUT
charges. Such spacetimes are asymptotically locally anti-de Sitter (or flat), with non-trivial …
charges. Such spacetimes are asymptotically locally anti-de Sitter (or flat), with non-trivial …
The Lie derivative of spinor fields: theory and applications
M Godina, P Matteucci - … Journal of Geometric Methods in Modern …, 2005 - World Scientific
Starting from the general concept of a Lie derivative of an arbitrary differentiable map, we
develop a systematic theory of Lie differentiation in the framework of reductive G-structures P …
develop a systematic theory of Lie differentiation in the framework of reductive G-structures P …
Nöther charges, Brown–York quasilocal energy, and related topics
The Lagrangian proposed by York et al. and the covariant first-order Lagrangian for general
relativity are reviewed. They both deal with the (vacuum) gravitational field on a reference …
relativity are reviewed. They both deal with the (vacuum) gravitational field on a reference …
Charges and energy in Chern–Simons theories and Lovelock gravity
G Allemandi, M Francaviglia… - Classical and Quantum …, 2003 - iopscience.iop.org
Abstract Starting from the SO (2, 2n) Chern–Simons form in (2n+ 1) dimensions, we
calculate the variation of conserved quantities in Lovelock gravity and Lovelock–Maxwell …
calculate the variation of conserved quantities in Lovelock gravity and Lovelock–Maxwell …
Covariant Charges in Chern–Simons AdS3 Gravity
G Allemandi, M Francaviglia… - Classical and Quantum …, 2003 - iopscience.iop.org
We try to give hereafter an answer to some open questions about the definition of conserved
quantities in Chern–Simons theory, with particular reference to Chern–Simons AdS 3 …
quantities in Chern–Simons theory, with particular reference to Chern–Simons AdS 3 …
The Entropy of the Taub–Bolt Solution
A geometrical framework for the definition of entropy in general relativity via the Nöther
theorem is briefly recalled, and the entropy of Taub–Bolt Euclidean solutions of Einstein …
theorem is briefly recalled, and the entropy of Taub–Bolt Euclidean solutions of Einstein …
Hamiltonian, energy and entropy in general relativity with non-orthogonal boundaries
M Francaviglia, M Raiteri - Classical and Quantum Gravity, 2002 - iopscience.iop.org
A general recipe to define, via the Noether theorem, the Hamiltonian in any natural field
theory is suggested. It is based on a Regge–Teitelboim-like approach applied to the …
theory is suggested. It is based on a Regge–Teitelboim-like approach applied to the …
Conserved quantities from the equations of motion: with applications to natural and gauge natural theories of gravitation
M Ferraris, M Francaviglia… - Classical and Quantum …, 2003 - iopscience.iop.org
We present an alternative field theoretical approach to the definition of conserved quantities,
based directly on the field equation content of a Lagrangian theory (in the standard …
based directly on the field equation content of a Lagrangian theory (in the standard …
Thin-shell wormholes in (2+ 1)-dimensional Einstein-scalar theory
We present an infinite class of one-parameter scalar field extensions to the Bañados,
Teitelboim and Zanelli (BTZ) black hole in 2+ 1 dimensions. By virtue of the scalar charge …
Teitelboim and Zanelli (BTZ) black hole in 2+ 1 dimensions. By virtue of the scalar charge …
On the gauge natural structure of modern physics
We review the notion of a gauge natural theory and discuss in particular its role in
implementing the very basic principles of any reasonable fundamental physical interaction …
implementing the very basic principles of any reasonable fundamental physical interaction …