Dynamics of a Non-Rotating Test Null String in the Gravitational Field of a Closed “Thick” Null String Radially Expanding or Collapsing in the Plane z = 0

  • O. P. Lelyakov V.I. Vernadskyi Tavrida National University
  • A. S. Karpenko V.I. Vernadskyi Tavrida National University
  • R.-D. O. Babadzhan V.I. Vernadskyi Tavrida National University
Keywords: “thick” null string, gravitational field

Abstract

The dynamics of a test null string moving in the gravitational field of a closed “thick” null string radially expanding or collapsing in the plane z = 0 is considered, provided that the former string does not rotate initially.

References

P.J.E. Peebles, Principles of Physical Cosmology (Princeton Univ. Press, Princeton, 1994).

A.D. Linde, Particle Physics and Inflationary Cosmology (Harwood, Chur, 1990).

https://doi.org/10.1201/b16971

T. Vachaspati and A. Vilenkin, Phys. Rev. D 30, 2036 (1984).

https://doi.org/10.1103/PhysRevD.30.2036

A. Vilenkin and E.P.S. Shellard, Cosmic String and Other Topological Defects (Cambridge Univ. Press, Cambridge, 1994).

T.W.B. Kibble and M.B. Hindmarsh, arXiv: hepth/9411342.

D.P. Bennet, Formation and Evolution of Cosmic Strings (Cambridge Univ. Press, Cambridge, 1990).

A. Schild, Phys. Rev. D 16, 1722 (1977).

https://doi.org/10.1103/PhysRevD.16.1722

C.T. Hill, D.N. Schramm, and J.N. Fry, Commun. Nucl. Part. Phys. 19, 25 (1999).

S.N. Roshchupkin and A.A. Zheltukhin, Class. Quant. Grav. 12, 2519 (1995).

https://doi.org/10.1088/0264-9381/12/10/011

A.P. Lelyakov and A.S. Karpenko, Uchen. Zapis. Tavr. Nat. Univ. Ser. Fiz. 24, 3 (2011).

A.P. Lelyakov, A.S. Usachyov, and R.A. Babadzhan, Uchen. Zapis. Tavr. Nat. Univ. Ser. Fiz. 26, 18 (2013).

Published
2018-10-28
How to Cite
Lelyakov, O., Karpenko, A., & Babadzhan, R.-D. (2018). Dynamics of a Non-Rotating Test Null String in the Gravitational Field of a Closed “Thick” Null String Radially Expanding or Collapsing in the Plane z = 0. Ukrainian Journal of Physics, 59(11), 1114. https://doi.org/10.15407/ujpe59.11.1114
Section
Astrophysics and cosmology