Electronic transport mechanism for nonalloyed Ti-based Ohmic contacts to n-AlGaN

2006 ◽  
Vol 100 (4) ◽  
pp. 046106 ◽  
Author(s):  
Ja-Soon Jang ◽  
Tae-Yeon Seong ◽  
Seong-Ran Jeon
1998 ◽  
Author(s):  
J.P. Sullivan ◽  
T.A. Friedmann ◽  
R.G. Dunn ◽  
E.B. Stechel ◽  
P.A. Schultz

2012 ◽  
Vol 22 (6) ◽  
pp. 2641-2649 ◽  
Author(s):  
K. A. Seid ◽  
J.-C. Badot ◽  
O. Dubrunfaut ◽  
S. Levasseur ◽  
D. Guyomard ◽  
...  

2013 ◽  
Vol 22 (3) ◽  
pp. 037701 ◽  
Author(s):  
Ming-Ming Lu ◽  
Jie Yuan ◽  
Bo Wen ◽  
Jia Liu ◽  
Wen-Qiang Cao ◽  
...  

2013 ◽  
Vol 102 (5) ◽  
pp. 052107 ◽  
Author(s):  
Seongjun Kim ◽  
Jae-Hyun Ryou ◽  
Russell D. Dupuis ◽  
Hyunsoo Kim

1997 ◽  
Vol 498 ◽  
Author(s):  
J. P. Sullivan ◽  
T. A. Friedmann ◽  
R. G. Dunn ◽  
E. B. Stechel ◽  
P. A. Schultz ◽  
...  

ABSTRACTThe electronic transport mechanism in tetrahedrally-coordinated amorphous carbon was investigated using measurements of stress relaxation, thermal evolution of electrical conductivity, and temperature-dependent conductivity measurements. Stress relaxation measurements were used to determine the change in 3-fold coordinated carbon concentration, and the electrical conductivity was correlated to this change. It was found that the conductivity was exponentially proportional to the change in 3-fold concentration, indicating a tunneling or hopping transport mechanism. It was also found that the activation energy for transport decreased with increasing anneal temperature. The decrease in activation energy was responsible for the observed increase in electrical conductivity. A model is described wherein the transport in this material is described by thermally activated conduction along 3-fold linkages or chains with variable range and variable orientation hopping. Thermal annealing leads to chain ripening and a reduction in the activation energy for transport.


2004 ◽  
Vol 323 (1-2) ◽  
pp. 154-158 ◽  
Author(s):  
Jun-Qiang Lu ◽  
Jian Wu ◽  
Hao Chen ◽  
Wenhui Duan ◽  
Bing-Lin Gu ◽  
...  

2005 ◽  
Vol 72 (2) ◽  
Author(s):  
Natalya A. Zimbovskaya ◽  
Alan T. Johnson ◽  
Nicholas J. Pinto

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