Gravitational Waves Explained Using Stick Figuresby minutephysics   1 year ago

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This video is about gravitational waves in the weak field limit as discovered by the LIGO collaboration, explained by parallels to electromagnetic radiation, sound waves, water waves, etc. I want to see Cat LIGO ASAP!

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Music by Nathaniel Schroeder, http://www.soundcloud.com/drschroeder

REFERENCES

Linearized Einstein Equations: http://web.phys.ntnu.no/\~mika/week10.pdf

Gravitational Wave Detection: http://iopscience.iop.org/article/10.1088/0034-4885/72/7/076901/meta

LIGO Mirror Test mass suspension/isolation: http://www.gwoptics.org/hardware\_hacks/mirror\_suspension/

Power radiation from Gravitational waves of Earth-Sun system: https://en.wikipedia.org/wiki/Gravitational\_wave#Power\_radiated\_by\_orbiting\_bodies

Power radiation of electromagnetic waves from accelerating charge (Larmor formula): https://en.wikipedia.org/wiki/Larmor\_formula

Strength & Directionality of Radiation from a binary source (p 12): http://www.aei.mpg.de/\~schutz/download/lectures/AzoresCosmology/Schutz.AzoresLecture2.pdf

Newtonian limit of GR, Metric as gravitational potential: https://ned.ipac.caltech.edu/level5/March01/Carroll3/Carroll4.html

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Created by Henry Reich

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