Paramagnetism and scaling behavior of volume flux pinning force density in a GdBa2Cu3O6+xthin film

1995 ◽  
Vol 78 (5) ◽  
pp. 3287-3292 ◽  
Author(s):  
M. J. Qin ◽  
Z. X. Shi ◽  
H. L. Ji ◽  
X. Jin ◽  
X. X. Yao ◽  
...  
2005 ◽  
Vol 19 (01n02) ◽  
pp. 55-58
Author(s):  
L. ZHANG ◽  
G. LIU ◽  
X. LENG ◽  
X. B. XU ◽  
S. Y. DING ◽  
...  

Magnetic critical current density was measured at various temperatures and fields for SmBa 2 Cu 3 O 7-x single crystal. Pronounced second peaks were observed at intermediate fields and temperatures. Normalized pinning force density [Formula: see text] exhibited a clear scaling law when H was normalized by H max where the pinning force density has the maximum value. This is an indication that a single pinning mechanism exists in the investigated temperature region.


2012 ◽  
Vol 400 (2) ◽  
pp. 022070 ◽  
Author(s):  
Y Matsumoto ◽  
H Tanaka ◽  
A Nishida ◽  
T Akune ◽  
N Sakamoto ◽  
...  

2017 ◽  
Vol 10 (10) ◽  
pp. 103101 ◽  
Author(s):  
Shun Miura ◽  
Yutaka Yoshida ◽  
Yuji Tsuchiya ◽  
Yusuke Ichino ◽  
Satoshi Awaji ◽  
...  

1993 ◽  
Vol 215 (3-4) ◽  
pp. 439-444 ◽  
Author(s):  
Z.X. Shi ◽  
H.L. Ji ◽  
X. Jin ◽  
X.X. Yao ◽  
X.S. Rong ◽  
...  

1991 ◽  
Vol 181 (4-6) ◽  
pp. 239-244 ◽  
Author(s):  
L.W. Song ◽  
E. Narumi ◽  
M. Yang ◽  
F. Yang ◽  
D.T. Shaw ◽  
...  

1996 ◽  
Vol 11 (4) ◽  
pp. 795-803 ◽  
Author(s):  
A. Endo ◽  
H. S. Chauhan ◽  
T. Egi ◽  
Y. Shiohara

Macrosegregation of Y2Ba1Cu1O5 (Y211) particles was observed in Pt-added Y1Ba2Cu3O7−δ (Y123) crystals grown by an undercooling method. It was found that the macrosegregation of Y211 particles depended on the growth direction and the growth rate (R) as a function of undercooling (ΔT). The amount of Y211 particles in Y123 crystals grown at large R was larger than at small R. Also, the amount of Y211 in Y123 growing along the a-direction was larger than that along the c-direction. Further, it was noted that the smaller Y211 particles in size were distributed in Y123 grown at large R. These phenomena could be at least qualitatively explained by the prevalent trapping/pushing theory. In the direct observation of magnetic flux with the Faraday effect of iron garnet film, the flux pinning force was found to be in good agreement with the macrosegregation of Y211 particles.


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