432 citations · 2.5k across the 13 of their papers we have counts for
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physics.optics2003★ 432 cited
New Limits to the Drift of Fundamental Constants from Laboratory Measurements
M. Fischer, N. Kolachevsky, M. Zimmermann +17
We have remeasured the absolute - transition frequency in atomic hydrogen. A comparison with the result of the previous measurement performed in 1999 sets a l…
astro-ph2003★ 100 cited
Cold Atom Clocks, Precision Oscillators and Fundamental Tests
S. Bize, P. Wolf, M. Abgrall +17
We describe two experimental tests of the Equivalence Principle that are based on frequency measurements between precision oscillators and/or highly accurate atomic frequency stand…