O.I. Berdasov, A.Y. Gribov, S.A. Strelkin, S.N. Slyusarev Al’manac of Modern Metrology № 3 (11) 2017, pages 81–94 The developed optical frequency standard, became the first realized optical frequency standard based on cold atoms in Russia. Implementation of the optical frequency standard into the State primary standard of time and frequency, will allow to improve the … Continue reading The optical frequency standard based on strontium cold atoms