Interaction of a Laser Beam with Metals. Part II: Space-Resolved Studies of Laser-Ablated Plasma Emission

Author: Lee Yong-Ill   Sawan Samuel P.   Thiem Terry L.   Teng Ye-Yung   Sneddon Joseph  

Publisher: Society for Applied Spectroscopy

ISSN: 0003-7028

Source: Applied Spectroscopy, Vol.46, Iss.3, 1992-03, pp. : 436-441

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Abstract

Spatial measurements of the emission spectra of a laser-generated plasma were obtained for copper and lead targets. Results showed that the two metals gave quite different sizes of plasma, the plasma formed with copper extending 2 mm, and that with lead extending 5 mm, above the metal surface. Excitation temperatures of the plasma ranged from 13,200 to 17,200 K for copper and 11,700 to 15,300 K for lead.

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