Simple description of generalized electromagnetic and gravitational hopfions
General Relativity and Quantum Cosmology
2018-10-29 v1
Abstract
The generalization of electromagnetic and gravitational hopfions is performed in terms of a complex scalar field. New definition of topological charge for linearized gravity is given. Quasi-local (super-)energy densities are compared for gravitational hopfion.
Keywords
Cite
@article{arxiv.1802.01467,
title = {Simple description of generalized electromagnetic and gravitational hopfions},
author = {Tomasz Smołka and Jacek Jezierski},
journal= {arXiv preprint arXiv:1802.01467},
year = {2018}
}
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27 pages