Sanjeev Dhurandhar Colloqm - Indian Institute of Astrophysics
Sanjeev Dhurandhar Colloqm - Indian Institute of Astrophysics
Sanjeev Dhurandhar Colloqm - Indian Institute of Astrophysics
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Stochastic GW background: Directed search<br />
S.Mitra, SVD, T. Souradeep, A. Lazzarini, V. Mandic, S. Bose, S.<br />
Ballmer (2007) - Ligo Science Collaboration<br />
• Produced by unresolved gravitational wave sources<br />
– Blackhole mergers, r-modes, LMXBs, …<br />
Waveforms not well modelled<br />
• Statistic: : Cross-correlation between two detectors<br />
with a directed optimal filter Q<br />
¿<br />
dt ∬ dt ' dt ``s rSub { size 8{1} } ` \( t' \) `s rSub { size 8{2} } } ` \( t Q <br />
¿<br />
S = ∫¿<br />
¿<br />
; t , t ' − t \) } {}<br />
12 th February 2008 <strong>Indian</strong> <strong>Institute</strong> <strong>of</strong> <strong>Astrophysics</strong> Colloquium
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