|Title||Cancellation of the Collisional Frequency Shift in Caesium Fountain Clocks - OSA Technical Digest (CD)|
|Publication Type||Conference Paper|
|Year of Publication||2007|
|Authors||K. Szymaniec, W. Chalupczak, E. Tiesinga, C. J. Williams, S. Weyers, and R. Wynands|
|Conference Name||Conference on Coherence and Quantum Optics|
|Publisher||Optical Society of America|
|Keywords||2007, and metrology, Atomic and molecular physics, Effects of collisions, Instrumentation, measurement, Metrology, Multiple Fellows|
We have observed the cancellation of the collisional frequency shift in primary caesium fountain clocks. We present systematic experimental study of the effect and a theoretical model explaining our observations.