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The Generation of Higher-order Laguerre-Gauss Optical Beams for High-precision Interferometry
JoVE Journal
Engineering
This content is Free Access.
JoVE Journal Engineering
The Generation of Higher-order Laguerre-Gauss Optical Beams for High-precision Interferometry
DOI:

12:14 min

August 12, 2013

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Chapters

  • 00:05Title
  • 02:37Designing and Prototyping the Optical Mode Converter
  • 04:38Use of the Phase Plate, Mode Conversion, Purity Enhancement, and Beam Characterization
  • 08:19Injection into Large Interferometers: Simulation Investigation
  • 10:49Results: Successful Beam Conversion to a Laguerre-Gauss Profile
  • 11:19Conclusion

Summary

Automatic Translation

Large laser-interferometers are being constructed to create a new type of astronomy based on gravitational waves. Their sensitivities, as for many other high-precision experiments, are approaching fundamental noise limits such as the atomic vibration of their components. We are pioneering technologies to overcome these limits using novel laser beam shapes.

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