| Results from
Others |
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| • | Fortier
et al1, have reported phase |
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| coherence times
of 326 s. |
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| • | Witte
et al2, have observed coherence |
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| times of 500 s. |
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| • | Our group has
observed coherence times |
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| of 85 s. |
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| • | The main goal is
to achieve long term, on |
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| the order of
hours, for running |
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| experiments. |
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| [1] Fortier et
al, IEEE Journal Topics Quantum Electron, Vol. 9, 1002-1010, 2003 |
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| [2] Witte et al, App.
Physics B, 78, 5-12, 2004 |
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