Copper Valence Via Small Polaron Analysis in Sinter-Forged YBa2Cu3O7-y at 700°C

1987 ◽  
Vol 99 ◽  
Author(s):  
Deepak Ahuja ◽  
S. E. Dorris ◽  
M.-Y. Su ◽  
Q. Robinson ◽  
D. L. Johnson ◽  
...  

ABSTRACTVia electrical property measurements (conductivity, thermopower) at 700°C on sinter-forged YBa Cu O, it was YBa2Cu3O7−x, it was determined that conduction occurs via small polaron conduction in the tetragonal phase. From the thermopower and oxygen content the distribution of copper valence states was determined.

2020 ◽  
Vol 53 (47) ◽  
pp. 475304
Author(s):  
Sruthy Subash ◽  
Vijay Vaiyapuri ◽  
M Navaneethan ◽  
Yuvaraj Sivalingam ◽  
K Kamala Bharathi

Vacuum ◽  
1991 ◽  
Vol 42 (16) ◽  
pp. 1091-1092
Author(s):  
Tan Hui ◽  
Tao Mingde ◽  
Gin Dong ◽  
Han Ying

2007 ◽  
Vol 75 (19) ◽  
Author(s):  
J. Li ◽  
F. B. Wang ◽  
P. Wang ◽  
M. J. Zhang ◽  
H. Y. Tian ◽  
...  

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