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Q: Quantenoptik
Q VIII: HV VIII
Q VIII.1: Hauptvortrag
Freitag, 7. April 2000, 11:00–11:30, HS X
Optical Mercury Standard — •James Bergquist — National Institute of Standards and Technology, U.S. Department of Comerce’s, Technology Administration
We describe an optical oscillator for probing the narrow Hg+ ion transition that has a frequency instability less then 3*10−16 for measurement times from 100 ms to 25 s. We will also describe our recent efforts toward a direct frequency measurement of this and other stable optical oscillators.