Introduction 641 I. Atomic and Molecular Frequency and Time Standards 642 1. Molecular and Atomic Generators 642 2. Cesium Frequency Standards 647 3. Other Frequency Standards 649 4. Frequency Stabilization 651 II. Use of Highly Stable Frequency and Time Standards to Check General and Special Relativity 653 1. Possible Experiments to Check General Relativity 653 2. First-Order Experiments to Check Special Relativity 666 III. Use of Atomic and Molecular Frequency Standards for the Investigation of Cosmological Effects 669 Conclusion 670 Appendix. Derivation of Formula for Relativistic Red Shift of the Frequency of a Spectral Line 670 References Cited 671
PACS:06.20.fb, 06.30.Ft, 03.30.+p, 04.20.−q (all) DOI:10.1070/PU1962v004n05ABEH003363 URL: https://ufn.ru/en/articles/1962/5/a/ Citation: Basov N G, Krokhin O N, Oraevskii A N, Strakhovskii G M, Chikhachev B M "Possible investigation of relativistic effects with the aid of molecular and atomic frequency standards" Sov. Phys. Usp.4 641–673 (1962)