REMOTE PHOTOACOUSTIC MEASUREMENTS IN AQUEOUS-SOLUTIONS USING AN OPTICAL FIBER

被引:12
作者
RUSSO, RE
ROJAS, D
ROBOUCH, P
SILVA, RJ
机构
[1] UNIV LOS ANDES,DEPT QUIM,MERIDA 5101,VENEZUELA
[2] UNIV CALIF LAWRENCE LIVERMORE NATL LAB,DIV NUCL CHEM,LIVERMORE,CA 94550
关键词
D O I
10.1063/1.1141544
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
A photoacoustic spectrometer was developed for remote optical absorption measurements in aqueous solutions using an 85-m optical fiber to deliver pulsed tunable dye laser radiation to a sample cuvette located in a glove box. The spectrometer was tested using aqueous solutions of praseodymium ions. Beer's law was verified down to a concentration of 8×10-6M for an equivalent absorptance of 3.2×10-5 cm-1.
引用
收藏
页码:3729 / 3732
页数:4
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