Optical Emission Study of RF Thermal Plasma During Fullerene Synthesis

2005 ◽  
Vol 13 (3) ◽  
pp. 215-226 ◽  
Author(s):  
Z. Marković ◽  
B. Todorović‐Marković ◽  
I. Mohai ◽  
Z. Károly ◽  
Z. Farkas ◽  
...  
2005 ◽  
Vol 70 (1) ◽  
pp. 79-85 ◽  
Author(s):  
Biljana Todorovic-Markovic ◽  
Zoran Markovic ◽  
I. Mohai ◽  
Z. Károly ◽  
Z. Farkas ◽  
...  

In this work, the results of an optical emission study of fullerene synthesis in an inductively coupled radio frequency thermal plasma reactor are presented. The emission spectroscopy studies, based on the use of the Swan C2 (0,1) and CN (0,0) vibration emission spectra, were carried out to determine the plasma temperature. The evaporation process of graphite powder was observed by scanning electron microscopy.


1993 ◽  
Vol 8 (4) ◽  
pp. 709-712 ◽  
Author(s):  
Shigenori Yuhya ◽  
Jiro Tsujino ◽  
Noriyuki Tatsumi ◽  
Yuh Shiohara

Optical emission spectroscopy of the rf thermal plasma evaporated YBa2Cu3O7−x has been investigated. The deposited films with the nearly stoichiometric composition could be obtained by using Y-rich powder. From the optical emission spectra, O, Y, Y+, Ba, Ba+, Cu, and YO as the emitting species were observed. The excitation temperature was lower for Y+ than for the other dissociated elements. The relative intensity for YO of a suboxide became larger with a lower plasma torch. It is thought that the deposited film that is poor in Y results from YO sticking to the substrate rather than Y or Y+.


2017 ◽  
Vol 37 (6) ◽  
pp. 1491-1503 ◽  
Author(s):  
A. M. Keszler ◽  
P. Fazekas ◽  
E. Bódis ◽  
E. Drotár ◽  
Sz. Klébert ◽  
...  

2013 ◽  
Vol 50 (7) ◽  
pp. 495-501 ◽  
Author(s):  
Keitaro Nakamura ◽  
Akihiro Kinoshita ◽  
Shu Watanabe ◽  
Naohito Uemura ◽  
Kiyoshi Takahashi

2013 ◽  
Vol 359 ◽  
pp. 9-14 ◽  
Author(s):  
Audrone Jankeviciute ◽  
Zoltán Károly ◽  
Nadezda V. Tarakina ◽  
János Szépvölgyi ◽  
Aivaras Kareiva

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