The Big Bang Observer: High laser power for gravitational wave astrophysics

Gregory M. Harry*, William Folkner, Peter Fritschel, E. Sterl Phinney, Daniel A. Shaddock

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The Big Bang Observer(BBO) is a proposed space-based gravitational wave detector which will look for the stochastic background of gravitational waves from the early universe. The positions of three free test masses, 50,000 km apart, will be monitored by laser interferometry. To reduce noise, 300 W of 355 nm light obtained from frequency-tripling the output of Nd:YAG lasers will be used. These lasers and other technology necessary for BBO will require significant research before a potential launch date of 2025.

Original languageEnglish
Title of host publicationConference on Lasers and Electro-Optics, 2007, CLEO 2007
DOIs
Publication statusPublished - 2007
Externally publishedYes
EventConference on Lasers and Electro-Optics, 2007, CLEO 2007 - Baltimore, MD, United States
Duration: 6 May 200711 May 2007

Publication series

NameConference on Lasers and Electro-Optics, 2007, CLEO 2007

Conference

ConferenceConference on Lasers and Electro-Optics, 2007, CLEO 2007
Country/TerritoryUnited States
CityBaltimore, MD
Period6/05/0711/05/07

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