Evaluation of the electrical conductivity of silicon carbide powders by the electron paramagnetic resonance method

1990 ◽  
Vol 29 (9) ◽  
pp. 749-752
Author(s):  
A. S. Kheifets ◽  
S. V. Kazakov ◽  
V. I. Kolynina ◽  
E. Ya. Litvoskii
2010 ◽  
Vol 5 (1) ◽  
pp. 97-101
Author(s):  
Sergey P. Bardakhanov ◽  
Aleksandr M. Volodin ◽  
Konstantin V. Zobov ◽  
Roman M. Kenzhin ◽  
Vladimir I. Lysenko

The paper is devoted to experimental study of alumina and other nanopowders by electron paramagnetic resonance method. The experiments have showed the surface donor centers for ZrO2 + MgO (9 % mol.) and Al2O3 samples. The influence of Fe(3+) dirt was determined in glacial Al2O3 liquid melt, but Al2O3 nanopowder was free from this impurity. The Cr(5+) dirt were found in ZrO2 + MgO (9 % mol.) nanopowder sample.


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