Influence of space-charge on hysteresis loop characteristics of ferroelectric thin films

Author(s):  
Huadong Li ◽  
G. Subramanyam ◽  
S. Dey
2017 ◽  
Vol 122 ◽  
pp. 252-258 ◽  
Author(s):  
Hanfei Zhu ◽  
Menglin Liu ◽  
Yunxiang Zhang ◽  
Zhenghai Yu ◽  
Jun Ouyang ◽  
...  

2006 ◽  
Vol 100 (11) ◽  
pp. 114112 ◽  
Author(s):  
P. Zubko ◽  
D. J. Jung ◽  
J. F. Scott

1997 ◽  
Vol 40 (2) ◽  
pp. 126-134 ◽  
Author(s):  
Lirong Zheng ◽  
Chenglu Lin ◽  
Huaping Xu ◽  
Shichang Zou ◽  
Okuyama Masanori

2007 ◽  
Vol 90 (4) ◽  
pp. 042902 ◽  
Author(s):  
Z. Ye ◽  
M. H. Tang ◽  
Y. C. Zhou ◽  
X. J. Zheng ◽  
C. P. Cheng ◽  
...  

2005 ◽  
Vol 25 (12) ◽  
pp. 2363-2368 ◽  
Author(s):  
G. Suchaneck ◽  
A.V. Solnyshkin ◽  
D.A. Kiselev ◽  
A.A. Bogomolov ◽  
G. Gerlach

2001 ◽  
Vol 688 ◽  
Author(s):  
Michael Grossmann ◽  
Oliver Lohse ◽  
Dierk Bolten ◽  
Ulrich Boettger ◽  
Rainer Waser

AbstractImprint describes an aging effect in ferroelectric thin films which manifests itself by a shift of the P-V hysteresis loop on the voltage axis. In this paper a mechanism is described which attributes imprint to the screening of a large electric field within a thin surface layer by electronic charges. The field at the surface arises due to the existence of a thin surface layer in which the spontaneous ferroelectric polarization is suppressed. In the course of aging this field is gradually screened by electronic charges which are generated by a Frenkel-Poole effect and then become trapped near the electrode-thin-film interface causing the shift of the hysteresis loop. A numerical simulation based on this model allows a quantitative description of the imprint effect as a function of various experimental parameters.


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