Spontaneous decay of the effective cosmological constant

Modern Physics Letters A

Volumn 13, Issue 7, 1998, Pages 571-580

  Özer, Murat ^a   Taha, M O ^a  

^a KING SAUD UNIVERSITY   (Saudi Arabia)

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EID: 0040459600     PISSN: 02177323     EISSN: None     Source Type: Journal    
DOI: 10.1142/S0217732398000620     Document Type: Article

References (25)

1. W. Freedman et al., Nature 371, 757 (1994).
2. A. Sandage et al., Ap. J. 423, 16 (1994).
3. L. Abbott, Sci. Am. 258, 106 (1988).
4. S. Weinberg, Rev. Mod. Phys. 61, 1 (1989).
5. N. Myhrvold, Phys. Rev. D28, 2439 (1983).
6. L. Ford, Phys. Rev. D31, 710 (1985).
7. E. Mottola, Phys. Rev. D31, 754 (1985).
8. W. A. Hiscock, Phys. Lett. 166B, 285 (1986).
9. M. Özer and M. O. Taha, Phys. Lett. B171, 363 (1986); Nucl. Phys. B287, 776 (1987).
10. M. Özer and M. O. Taha, Phys. Lett. B171, 363 (1986); Nucl. Phys. B287, 776 (1987).
11. M. Gasperini, Phys. Lett. B194, 3406 (1987).
12. W. Chen and Y. S. Wu, Phys. Rev. D41, 695 (1990); ibid. D45, 4728(E) (1992).
13. W. Chen and Y. S. Wu, Phys. Rev. D41, 695 (1990); ibid. D45, 4728(E) (1992).
14. D. Pavon, Phys. Rev. D43, 375 (1991).
15. M. S. Berman, Phys. Rev. D43, 1075 (1991).
16. A. M. Abdel-Rahman, Phys. Rev. D45, 3497 (1992).
17. J. Matyjasek, Phys. Rev. D45, 4154 (1995).
18. Similar exponential potentials have been considered by several authors as inspired by string theory. See e.g. M. Özer and M. O. Taha, Phys. Rev. D45, 997 (1992).
19. A. B. Burd and J. D. Barrow, Nucl. Phys. B308, 929 (1988).
20. J. J. Halliwel, Phys. Lett. B185, 341 (1987).
21. Creation of matter due to the decay of the scalar field as modeled in Eq. (25) is similar to the mechanism in the power-law inflationary model of F. Lucchin and S. Matarrese, Phys. Rev. D32, 1316 (1985).
22. P. J. E. Peebles and B. Ratra, Ap. J. 325, L17 (1988).
23. B. Ratra and P. J. E. Peebles, Phys. Rev. D37, 3406 (1988).
24. B. Ratra and A. Quillen, Mon. Not. R. Astron. Soc. 259, 738 (1992).
25. K. M. Mubarak and M. Özer, Class. Quantum Grav. 15, 75 (1998).