Blackbody radiation shift in strontium lattice clocks revisited

We reevaluate the blackbody radiation (BBR) induced ac-Stark shift of the strontium clock transition (5s5p)^{3}P_{0}-(5s^{2})^{1}S_{0} at 698nm used as reference in optical lattice clocks and as secondary representation of the SI unit “second.” At room temperature, this frequency shift is on the ord...

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Bibliographic Details
Main Authors: Ch. Lisdat, S. Dörscher, I. Nosske, U. Sterr
Format: Article
Language:English
Published: American Physical Society 2021-12-01
Series:Physical Review Research
Online Access:http://doi.org/10.1103/PhysRevResearch.3.L042036