Gas targets for point-like source of vacuum and extreme ultraviolet radiation sustained by focused electromagnetic radiation
	
	
	
	
Sidorov A. V.
 1
1, Veselov A. P.
1, Vodopyanov A. V.
 1
1, Murzanev A. A.
1, Stepanov A. N.
11Federal Research Center A.V. Gaponov-Grekhov Institute of Applied Physics of the Russian Academy of Sciences, Nizhny Novgorod, Russia
Email: alexsv@ipfran.ru, veselov@ipfran.ru, avod@ipfran.ru, murzanev@ipfran.ru, step1an@ipfran.ru
 
		
		
In this work, an experimental study of various gas targets for a point-like plasma source based on a discharge in a non-uniform gas flow was carried out. As a result of the experiments, it was possible to observe the structures of injected jets for different targets with different gas inlet holes. It has been demonstrated that with a significant decrease in the pressure of the background gas, the jet practically collapses and the gas is injected evenly in all directions. Keywords: Discharge in a non-uniform gas flow, extreme ultraviolet radiation, gas jet interferometry. 
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