Gravitational waves from an early matter era

Jan 8, 2009 - In the early radiation-dominated era, Ananda et al [17] found that ... matter era, could be directly directed by gravitational wave dete...

0 downloads 6 Views 942KB Size

Recommend Documents

Jan 8, 2009 - If the early matter-dominated era arises due to a massive scalar field displaced from the minimum of its potential in the very early universe, then we require Hdom < m, the mass of the field, and the matter era will end when the field d

cosmology one assumes that the universe became radiation dominated after the end of ... the freeze–out temperature, which is typically 5% of the WIMP mass. ...... Recall that the freeze–out temperature in the radiation dominated epoch. ˆ. TFO is

Abstract. We investigate dark matter (DM) production in an early matter dominated era where a heavy long–lived particle decays to radiation and DM. In addition ...

May 2, 2011 - At µB/T ∼ 1 there are no reliable data from lattice QCD, ..... S. Borsányi, G. Endr˝odi, Z. Fodor, A. Jakovác, S. D. Katz, S. Krieg, C. Ratti and K. K. ...

May 7, 2014 - This can be explained if the merger results in the formation of a proto-magnetar that in- teracts with ejecta (Bucciantini et al. 2012). Rapid GW alerts would enable joint EM and GW observations to confirm the short GRB-CBC link and all

and could fly in. ∼ 2011. It consists of three drag-free spacecrafts in a triangle configuration. The spacecraft tracks the distance to each other (∼. 5 million kms) using laser beams, searching GWs in the frequency range ..... produced by some c

May 6, 2011 - We also find that these bounds become much tighter in .... Actually, the analytical or numerical forms of tf have been discussed by a ..... et al., [LIGO Scientific Collaboration and Virgo Collaboration], Nature, 460, 990 (2009).

Jan 24, 2003 - termining the stability of models against the development of non-axisymmetric modes and estimation .... their thermonuclear burning life cycles.

e-mail:[email protected] (last modified: 09 January 2003). Abstract .... bounces and sends a bounce–shock outward through the star. After several milliseconds, the shock stalls and the remainder of ... that αmax may be ≥ 3 [127, 190, 174, 128]. Som

Aug 29, 2004 - begun operation in Japan (TAMA 300), in the United States (LIGOs) and ... tion of GWs is not far ahead of us and, hopefully, it will mark the next.

In this article, I present an elementary introduction to the theory of gravitational ... However, Einstein's general theory of relativity predicts that two stars revolving ...

Sep 2, 2016 - and observational prospects about primordial GW. We conclude in section 12. 2 Gravitational waves from single-field slow-roll inflation. The inflationary scenario provides an elegant solution to some internal inconsistencies of the Big.

in the early Universe by the primordial black hole (PBHs) evaporation. It is assumed that the ... the primeval plasma. The ultimate fate of these evaporating black holes is unknown, the calculations are made in ... Planck mass remnants of the evapora

Jan 14, 2016 - derstanding of gravity and open a new window to understanding the universe. .... Sun-like star as the host star in the rest of this paper. ..... of the mass of the cluster of WIMPs, i.e., mm = 0.01mNc, contributes to the GW emission, t

Nov 8, 2018 - [46] A. Beniwal, M. Lewicki, J. D. Wells, M. White and A. G. Williams, JHEP 1708, 108. (2017) doi:10.1007/JHEP08(2017)108 [arXiv:1702.06124 ...

dark matter tale. They observed that ... by future data, then this could rule out a big chunk of the ... Decays leading to a large velocity dispersion were also consid-.

May 4, 2007 - second generation space interferometer Big Bang Observer (BBO) can ..... The quantity α depends on the free energy difference between the ...

Jan 6, 2009 - direct N-body techniques (when the binaries are well separated) and three-body .... GRAPE-6A single PCI cards of the AEI cluster TUFFSTEIN ...

Jul 6, 2005 - E-mail: [email protected], [email protected] We review sources of high-frequency ..... In many simulations the gravitational wave signature of anisotropic neutrino emission has also been ..... The bar-mode instability of differentially r

Aug 5, 2011 - Abstract. In this review, I give a summary of the history of our understanding of gravitational waves and how compact binaries were used to transform their status from mathematical artefact to physical reality. I also describe the types

209 South 33rd Street, Philadelphia, PA 19104-6396, U.S.A.. E.P.S. Shellard. Department of .... Ω = 1 FRW cosmological model, an extended one-scale model for the evolution of a network of cosmic strings, and ..... a dilution of gravitational waves w

Sep 16, 2002 - universal lower bound on the gap is √3/2 H. Massless scalar and vector projections of the bulk gravitons are absent, unlike in geometries ..... where Ω = Ω(t) (the synchronous gauge). While the two conditions (17) and ...... case o

Feb 11, 2009 - of new physics – such as grand unification or Randall-. Sundrum models of ... M may be as low as 104 GeV (satisfying experimen- tal limits on ...

Feb 6, 2017 - sume a cross-correlation search using a pair of colocated detectors operating for one year. We find that—given our fiducial choice of κ—Advanced LIGO is likely to ob- serve an orphan memory background before the peak is observed in