G.S. Belotelov, D.V. Sutyrin, S.N. Slyusarev FSUE «VNIIFTRI», Mendeleevo, Moscow region, Russiabelotelov@vniiftri.ru,sutyrin@vniiftri.ru,slyusarev@vniiftri.ru Al’manac of Modern Metrology № 4 (28) 2021, pages 100–108 Annotation. This paper presents the modules of mobile and portable optical frequency references based on cold ytterbium atoms, developed at FSUE “VNIIFTRI”. The aim of this work is to improve such characteristics of … Continue reading Current state of development of compact optical frequency references on cold atoms of ytterbium