Title :
NBS Atomic Frequency Standards
Author :
Mockler, R.C. ; Beehler, R.E.
Keywords :
Atomic beams; Atomic clocks; Frequency measurement; Laboratories; Measurement standards; NIST; Signal to noise ratio; Standards development; Time measurement; Uncertainty;
Conference_Titel :
14th Annual Symposium on Frequency Control. 1960
DOI :
10.1109/FREQ.1960.199451