%0 Journal Article %K Beam %K Spectrometry %K Thermal %A Dorys Rojas %A Robert J Silva %A Jonathan D Spear %A Richard E Russo %B Analytical Chemistry %D 1991 %F Laser %G eng %N 18 %P 1927-1932 %R 10.1021/ac00018a007 %T Dual beam optical fiber thermal lens spectrometry %V 63 %2 LBNL-31077 %8 09/1991 %! Anal. Chem.