Evidence of the absence of long-lived isotopes of promethium from fission of uranium, and the purification of promethium for the establishment of a primary spectrographic standard

Author:	Orr, P. B.
Additional Authors:	Spitzer, E. J., Pressly, R. S.
Year:	1965
Document Type:	ORNA
Issuing Agency:	Oak Ridge National Laboratory,
Series:	ORNL ;
Report Number:	3631
Subjects:	Uranium
	Isotopes
	Promethium--Isotopes
Link:	https://hdl.handle.net/2027/mdp.39015077315870