Characterization of Solid Tin Target for Gas Discharges Produced EUV Plasmas

2007 ◽  
Vol 121-123 ◽  
pp. 885-888
Author(s):  
C.H. Zhang ◽  
S. Katsuki ◽  
J.G. Shi ◽  
H. Horita ◽  
T. Namihira ◽  
...  

In the development of our Z-pinch plasma EUV source, xenon (Xe) is used for the background gas discharges, and a solid tin (Sn) rod is used as target material due to its potential of high convention efficiency (CE) from input electric energy to EUV radiation [1, 2]. The Z-pinch plasma was driven by pulsed current with amplitude of 30 kA and pulse duration of 110 ns. Pinhole imaging, EUV spectrograph and in-band EUV energy monitor were used to characterize the EUV emission from the Z-pinch discharge. The experimental analyses have demonstrated the CE was as high as 3% [3].

2006 ◽  
Vol 05 (06) ◽  
pp. 677-682 ◽  
Author(s):  
C. H. ZHANG ◽  
S. KATSUKI ◽  
A. KIMURA ◽  
H. HORITA ◽  
T. NAMIHIRA ◽  
...  

Xenon capillary discharge sources are being developed for extreme ultraviolet (EUV) light for next generation lithography. However, the current sources generate in-band (2%), 2π EUV emission with conversion efficiency (CE) of <1%. Here we report progress in the development of a Z-pinch EUV source using a tin target, which was found to have significant potential for high conversion efficiency with wavelength of 13.5 nm. Xenon was used as the background gas, the experiments show that the magnitude of the EUV emission depended on not only the distance between the plasma and the rod surface, but also the pulse repetition rate of the discharge. Pinhole imaging, an EUV spectrograph and an in-band EUV energy monitor were used to characterize the EUV emission from the Z-pinch discharge.


Author(s):  
Mauricio A. Algatti ◽  
Carlos N. Santos ◽  
Rogerio P. Mota ◽  
Elson de Campos ◽  
Emerson F. Lucena ◽  
...  

2001 ◽  
Author(s):  
R. Golingo ◽  
U. Shumlak ◽  
B. Nelson
Keyword(s):  

Author(s):  
Kendall E. Barrett ◽  
Eduardo Aluicio-Sarduy ◽  
Steffen Happel ◽  
Aeli P. Olson ◽  
Christopher J. Kutyreff ◽  
...  
Keyword(s):  

2001 ◽  
Vol 8 (5) ◽  
pp. 2257-2267 ◽  
Author(s):  
Michael E. Cuneo ◽  
Roger A. Vesey ◽  
John L. Porter ◽  
Gordon A. Chandler ◽  
David L. Fehl ◽  
...  

Author(s):  
Giovanni Artale ◽  
Antonio Cataliotti ◽  
Valentina Cosentino ◽  
Salvatore Guaiana ◽  
Dario Di Cara ◽  
...  

2017 ◽  
Vol 60 (1) ◽  
pp. 014031 ◽  
Author(s):  
E Kaselouris ◽  
V Dimitriou ◽  
I Fitilis ◽  
A Skoulakis ◽  
G Koundourakis ◽  
...  

1996 ◽  
Vol 14 (4) ◽  
pp. 679-684 ◽  
Author(s):  
T. Wagner ◽  
E. Eberl ◽  
D.H.H. Hoffmann

Evidence of gain in a recombining Z-pinch plasma has been obtained at 52 and 49.8 nm. The amplified XUV radiation originated from the 4f-3d and the 4d-3p transitions of Lilike oxygen, OVI. The plasmas were generated in a small diameter Z-pinch discharge with moderate currents of 40 kA. The gain coefficient was determined by variation of the pinch tube length, leading to a gain-length product of 2.5 (4f-3d) and of 2.2 (4d-3p) for a length of 9 cm.


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