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How to measure the frequency of light with extreme precision

From. How to measure the frequency of light with extreme precision. Theodor W. Hänsch Max-Planck-Institut für Quantenoptik, Garching, and Ludwig-Maximilians-Universität, Munich, Germany. Fermi National Accelerator Laboratory, January 29, 2002. Balmer spectrum. Saturation spectrometer.

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How to measure the frequency of light with extreme precision

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  1. From How to measure the frequency of light with extreme precision Theodor W. Hänsch Max-Planck-Institut für Quantenoptik, Garching, and Ludwig-Maximilians-Universität, Munich, Germany Fermi National Accelerator Laboratory, January 29, 2002

  2. Balmer spectrum

  3. Saturation spectrometer

  4. Spectrum of H

  5. Nobel Prize in physics 1997 Steve Chu Claude Cohen-Tannoudji Bill Phillips

  6. Nobel Prize in Physics 2001 Eric Cornell Wolfgang Ketterle Carl Wieman

  7. Jakob Reichel Peter Hommelhoff Wolfgang Hänsel Theodor Hänsch T.W.Hänsch

  8. 1S-2S transition

  9. Wasserstoff Spektrum Hydrogen 1S-2S spectrum count rate [s-1] Laser detuning [kHz @ 243 nm]

  10. A dream (T.W.H., Summer 1988)

  11. Optical frequency differences

  12. Measuring an absolute frequency

  13. Cesium Fountain Clock (LPTF, Paris) at the MPQ, Garching (June 1999)

  14. 1s-2S frequency

  15. H Results

  16. Octave-spanning frequency combs

  17. Photonic crystal fibers

  18. Self phase modulation z

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