Adaptation of an existing algorithm for automated continuum correction in inductively coupled plasma-atomic emission spectrometry using a photodiode array detector

1987 ◽  
Vol 42 (9) ◽  
pp. 1027-1038 ◽  
Author(s):  
P.S.C. van der Plas ◽  
E. Uitbeijerse ◽  
M.T.C. de Loos-Vollebregt ◽  
L. de Galan
1992 ◽  
Vol 46 (6) ◽  
pp. 1025-1031 ◽  
Author(s):  
Wing-Tat Chan ◽  
X. L. Mao ◽  
Richard E. Russo

Nanosecond and picosecond pulsed laser ablated materials from Bi-Sr-Ca-Cu-O superconducting targets are monitored by inductively coupled plasma-atomic emission spectrometry with a photodiode array detector. Differential vaporization was observed; elements of the lower-melting-point oxides (Bi2O3, and CuO) are enriched in the vapor phase, indicating a thermal vaporization mechanism. Melted droplets observed with SEM and enriched Ca and Sr content in the ablation crater measured with EDX support the hypothesis. A steady-state mass ablation composition after prolonged laser sampling is also observed; the ratios of intensity for Bi, Ca, and Sr to Cu are constant for power density 0.1 to 3.0 GW/cm2.


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