Gott-Kaiser-Stebbins (GKS) effect in an accelerated expanding universe

Authors

Department of Physics, University of Qom, Qom, I. R. Iran;

Abstract

Wewanttofindthecosmologicalconstantinfluenceoncosmicmicrowavebackground(CMB)temperatureduetomovinglinearcosmicstrings.Usingthespace-timemetricofalinearcosmicstringinanacceleratedexpandinguniverse,theGott-Kaiser Stebbins(GKS)eect,asanimportantmechanisminproducingtemperaturediscontinuityinthe(CMB),isconsidered;then,itsmodificationduetotheeectofthecosmologicalconstantiscalculated.Theresultshowsthatapositivecosmologicalconstant(i.e.thepresenceofcosmicstringsinanacceleratedexpandinguniverse)weakensthediscontinuityintemperaturesothatastrongerresolutionisneededtodetectthecorrespondinginfluencesontheCMBpowerspectrumandanisotropy.

Keywords


[1] A. Vilenkin , E. P. S. Shellard, Cosmic Strings and Other Topological Defects (Cambridge University Press, Cambridge, England, 1994); T. W. Kibble, J. Phys. A 9, 1387 (1976).

[2] E. J. Copeland, T. W. B. Kibble, Proc. R. Soc. A 466, 623 (2010); A. Achucarro, C. J. A. P. Martins, (2008), arXiv: 0811.1277; M. B. Hindmarsh, T. W. B. Kibble, Rept. Prog. Phys. 58, 477 (1995); H. B. Nielsen, P.Olesen, Nucl. Phys. B61, 45, (1973).

[3] A.-C. Davis, T. Kibble, Contemp. Phys. 46, 313322 (2005) [hep-th/0505050]; G. Dvali , A. Vilenkin, JCAP 0403, 010 (2004) [hep-th/0312007]; E. J. Copeland, R. C. Myers, and J. Polchinski, JHEP 0406, 013 (2004) [hepth/0312067]; S. Sarangi, S. H. H. Tye, Phys.Lett. B536, 185-192 (2002) [hep-th/0204074].

[4] Y. F. R. Bouchet, D. Bennett, Ap. J. 354, L41 (1990); N. Turok, R. H. Brandenberger, Phys. Rev. D33, 2175 (1986); H. Sato, Prog. Theor. Phys. 75, 1342 (1986); A. Stebbins, Astrophys. J. Lett. 303, L21 (1986); J. Silk , A. Vilenkin, Phys. Rev. Lett. 53, 1700(1984); N. Turok, Nuc. Phys. B 242, 520 (1984); A. Vilenkin, Phys. Rev. Lett. 46, 1169 (1981); B. Zeldovich, Mon. Not. Roy. Astron. Soc. 192, 663 (1980).

[5] F.R. Bouchet, P. Peter, A. Riazuelo and M. Sakellariadou, Phys. Rev. D65, 021301, (2002); R. Durrer, M. Kunz ,and A. Melchiorri, Phys. Rep. 364, 181, (2002), astro-ph/0110348; A. Albrecht, R. Battye, and J. Robinson, Phys. Rev. D69, 023508 (1999); A. Albrecht, R. Battye, and J. Robinson, Phys. Rev. Lett.79, 4736 (1997).

[6] C. Dvorkin, M. Wyman, and W. Hu, Phys. Rev. D 84, 123519 (2011); M. Landriau, E. P. S. Shellard, Phys. Rev. D 83,043516 (2011); R. Battye, A. Moss, Phys. Rev. D 82,023521 (2010); L. Pogosian, S. H. H. Tye, and I. Wasserman and M. Wyman, JCAP 0902, 013 (2009); N. Bevis, M. Hindmarsh, M. Kunz, and J. Urrestilla, Phys. Rev. Lett. 100, 021301 (2008); A.A. Fraisse, C. Ringeval, D.N. Spergel, and F.R. Bouchet, Phys. Rev. D78, 043535, )2008(;N. Bevis, M. Hindmarsh, M. Kunz, and J. Urrestilla, Phys. Rev. D75, 065015 (2007); A. A. Fraisse, JCAP 0703, 008 (2007); U. Seljak, A. Slosar, and P. McDonald, JCAP 0610, 014 (2006); M. Wyman, L. Pogosian, and I. Wasserman, Phys. Rev. D72, 023513 (2005); L. Pogosian, S. H. H. Tye, I. Wasserman, and M. Wyman, Phys. Rev. D68, 023506 (2003).

[7] P. A. R. Ade, et al. (Planck Collaboration), AA 571, A25 (2014).

[8] D. P. Bennett, F. R. Bouchet, Phys. Rev. D 41, 2408 (1990); T. Vachaspati, A. Vilenkin, Phys. Rev. D35, 1131 (1987); T.Vachaspati, A.Vilenkin, Phys. Rev. D 31, 3052(1985); C. J. Hogan, M. J. Rees, Nature 311, 109 (1984); A. Vilenkin, Phys. Lett. 107B, 47 (1981); A. Vilenkin, Phys. Rev. Lett. 46, 1169 (1981).

[9] T. Vachaspati, Phys. Rev. D 81, 043531(2010); P. Bhattacharjee and G. Sigl, Phys. Rep. 327, 109 (2000); P. Bhattacharjee, Phys. Rev. D 40, 3968 (1989).

[10] A. Vilenkin, Phys. Rev. D 23, 4, 852 (1981).

[11] R. Gregory, Phys. Rev. Lett. 59, 740 (1987); J. Gott, Ap. J. 288, 422 (1985); W. Hiscock, Phys. Rev. D31, 3288 (1985); B. Linet, Gen. Rel. Grav. 17, 1109 (1985); D. Gar_nkle, Phys. Rev. D32, 1323 (1985); A. Vilenkin, Ap. J. 282, L51 (1984); A. Vilenkin, Phys. Rev. D23, 852 (1981).

[12] A. Stebbins, Ap. J. 327, 584. (1988); J. R. Gott, Ap. J. 288, 422 (1985); N. Kaiser, A. Stebbins, Nature 310, 391(1984).

[13] A. A. Fraisse, C. Ringeval, D. Spergel, and F. Bouchet, Phys. Rev. D 78, 043535 (2008); L. Pogosian, M. Wyman, Phys. Rev. D 77, 083509(2008).

[14] K. Takahashi, A. Nakuro, Y. Sendouda, D. Yamauchi, C. Yoo, and M. Sasaki, JCAP 10, 003 (2009); N. Bevis, M. Hindmarsh, M. Kunz, and J. Urrestilla, Phys. Rev. D 76, 043005 (2007); N. Turok, U.-L. Pen, U. Seljak, Phys. Rev. D 58,023506 (1998).

[15] L. Perivolaropoulos, (1994), arXiv: astro-ph/9410097v1.

[16] S. Perlmutter et al., Ap.J. 517, 565 (1999) [astro-ph/9812133]; A. G. Riess, A. V. Filippenko, and W. Li and B. P. Schmidt, Astron. Journ. 118, 2668 (1999) [astro-ph/9907038]; B. P. Schmidt et al., Ap. J.. 507, 46 (1998) [astro-ph/9805200]; A. G. Riess et al., Ap. J. 116, 1009 (1998) [astro-ph/9805201]; S. Perlmutter et al., Nature

391, 51(1998) [astro-ph/9712212]; S. Perlmutter et al., Ap. J.. 483, 565 (1997) [astro-ph/9608192]. [17] B. Shlaer, A. Vilenkin, and A. Loeb, arXiv: 1202.1346 (2012).

[18] A. H. Abbassi, A. M. Abbassi, and H. Razmi, Phys. Rev. D 67, 103504 (2003); Q. Tian, Phys. Rev. D 33, 3549 (1986); B. Linet, J. Math. Phys. 27, 1817 (1986).

[19] A. A. Fraisse, et al., Phys. Rev. D 78, 043535 (2008); L. Pogosian and S. H. Henry Tye, JCAP 0902, 013 (2009).