Systematics of multielement determination with resonance ionization mass spectrometry and thermal atomization

1984 ◽  
Vol 56 (14) ◽  
pp. 2770-2775 ◽  
Author(s):  
L. J. Moore ◽  
J. D. Fassett ◽  
J. C. Travis
2019 ◽  
Vol 107 (7) ◽  
pp. 645-652 ◽  
Author(s):  
Sebastian Raeder ◽  
Nina Kneip ◽  
Tobias Reich ◽  
Dominik Studer ◽  
Norbert Trautmann ◽  
...  

Abstract Resonance ionization mass spectrometry is an efficient tool to detect minute amounts of long-lived radio-isotopes in environmental samples. Applying resonant excitation and ionization with pulsed laser radiation within a hot cavity atomizer enables the sensitive detection and precise quantification of long-lived actinide isotopes. Due to the inherently element selective ionization process, this method ensures ultimate suppression of contaminations from other elements and molecules. The characterization of in-source resonance ionization of the actinide elements U, Th, Np, and Am using a compact quadrupole mass spectrometer (QMS) setup are discussed.


1989 ◽  
Vol 43 (7) ◽  
pp. 1164-1168 ◽  
Author(s):  
J. P. Young ◽  
R. W. Shaw ◽  
D. H. Smith

A spectral study of promethium and samarium in the wavelength ranges of 530 to 560 and 580 to 615 nm has been made by resonance ionization mass spectrometry. A total of 54 promethium and 35 samarium ionization wavelengths were found. These optical routes are thought to involve a single-color, three-photon process. On the basis of this premise, new qualitative spectral information for both these elements is obtained from these data, and directions for more definitive studies result.


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