Gravitational waves are a prediction of Einstein's general theory of relativity.
These waves are created by massive objects, like neutron stars or black holes, oscillating at speeds appreciable to the speed of light. The detectable effect on the Earth of these waves is extremely small, however, creating strains of the order of
© 2006 Optical Society of America
Original Manuscript: March 1, 2005
Manuscript Accepted: July 7, 2005
Gregory M. Harry, Helena Armandula, Eric Black, D. R. M. Crooks, Gianpietro Cagnoli, Jim Hough, Peter Murray, Stuart Reid, Sheila Rowan, Peter Sneddon, Martin M. Fejer, Roger Route, and Steven D. Penn, "Thermal noise from optical coatings in gravitational wave detectors," Appl. Opt. 45, 1569-1574 (2006)