DocumentCode
3615314
Title
Study of silicon plasma produced by nitrogen laser
Author
S. Pleslic;Z. Andreic
Author_Institution
Dept. of Appl. Phys., Zagreb Univ., Croatia
fYear
2003
fDate
6/25/1905 12:00:00 AM
Firstpage
286
Lastpage
289
Abstract
Experimental investigation of laser-produced plasma of silicon is described in this work. Plasma was produced by nanosecond (6 ns) nitrogen laser pulses (337.1 nm) with maximal energy density of about 1.1 J/cm/sup 2/ and studied by UV-VIS spectroscopy. Electron density of the order of magnitude of 10/sup 18/ cm/sup -3/ and electron temperature of about 1.5 eV were achieved in produced plasma. Numerical modelling of target heating predicts 4-5 times higher electron temperature than experimentally determined ones. The optical depth of particular material is main parameter for plasma production.
Keywords
"Silicon","Nitrogen","Plasma density","Plasma temperature","Electrons","Plasma materials processing","Optical pulses","Spectroscopy","Predictive models","Numerical models"
Publisher
ieee
Conference_Titel
Applied Electromagnetics and Communications, 2003. ICECom 2003. 17th International Conference on
Print_ISBN
953-6037-39-4
Type
conf
DOI
10.1109/ICECOM.2003.1291010
Filename
1291010
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