1. NEW MICROWAVE PLASMA SOURCE IN WATER
A.M. Barkhudarov, I.A. Kossyi,
M.A. Misakyan
Prokhorov General Physics Institute of RAS, Moscow, Russia

2. “Resonance” type plasma source
Fig.1. Schematic of coaxial microwave plasmatron
1-magnetron; 2-outer electrode; 3-quartz tube; 4- gas-discharge near-the-surface plasma layer; 5-inner electrode – rod; 6-wall of reactor chamber
N.K.Berezhetskaya, V.A.Kop’ev, I.A.Kossyi M.A.Misakyan, I.M.Taktakishvili,S.Temchin,and Y.D.Lee
Eur.Phys.J.Appl.Phys. 42,327–337(2008

3. Microwave torch scheme
1 – magnetron 2 – magnetic loop 3 – coaxial outer electrode
4 – nozzle; 5 – plasma torch 6 – inner electrode 7 – working gas 8 – rectangular cavity 9 – copper rods (basket)

4. Influence of the outer electrode length on the form and type of the microwave torch

5. MW Plasma sources for several applications

6. Scheme of the “Self-Clear up” phenomenon for
V.Yu. Knyazev, I.A.Kossyi, N.i.Malikh, E.S.Yampolskii ZTP ( Russian) 2003, V.73, N.11

7. Plasma source diagram
1-Organic glass cylindrical tube, 2-end flanges, 3-magnetron (N=850 W, f=2.45 GHz), 4-inner electrode, 5-outer electrode, 6-quartz tube around the inner electrode, 7-liquid (water),8-gas inlet/outlet, 9-gas babbles, 10-plasma jet, 11- water inlet/outlet.

8. MW Plasma source working in water

10. Plasma source emission spectrum

11. Plasma source emission spectrum

12. Thank you for your attention.