利用 Explorer 2005 数据对周期信号进行全天非相干搜索
广义相对论与量子宇宙学
2008-11-26 v1
摘要
我们将共振棒探测器 Explorer 在 2005 年收集的数据划分为若干段并进行非相干叠加,以执行针对周期引力波信号的全天搜索。搜索的参数空间在频率上跨越约 40 Hz,覆盖天空中 23927 个位置。未包含源轨道修正或自转减慢参数,因此该搜索仅对频率漂移小于 Hz/s 的孤立中子星敏感。通过目前的分析未发现引力波候选体,从而得到了无量纲应变振幅的最佳上限为 。
引用
@article{arxiv.0708.4367,
title = {All-sky incoherent search for periodic signals with Explorer 2005 data},
author = {P. Astone and D. Babusci and M. Bassan and P. Carelli and G. Cavallari and A. Chincarini and E. Coccia and S. D'Antonio and M. Di Paolo Emilio and V. Fafone and S. Foffa and G. Gemme and G. Giordano and M. Maggiore and A. Marini and Y. Minenkov and I. Modena and G. Modestino and A. Moleti and G. P. Murtas and G. V. Pallottino and R. Parodi and G. Piano Mortari and G. Pizzella and L. Quintieri and A. Rocchi and F. Ronga and F. Saint Just and R. Sturani and R. Terenzi and G. Torrioli and R. Vaccarone and G. Vandoni and M. Visco},
journal= {arXiv preprint arXiv:0708.4367},
year = {2008}
}
备注
9 pages, 5 figures