Study of the spontaneous relaxor to normal ferroelectric phase transition in la-doped lead titanate

2000 ◽  
Vol 240 (1) ◽  
pp. 1457-1464
Author(s):  
O. Bidault ◽  
N. Menguy ◽  
B. Dkhil
Nano Letters ◽  
2017 ◽  
Vol 17 (9) ◽  
pp. 5823-5829 ◽  
Author(s):  
Deyang Chen ◽  
Christopher T. Nelson ◽  
Xiaohong Zhu ◽  
Claudy R. Serrao ◽  
James D. Clarkson ◽  
...  

1993 ◽  
Vol 32 (S2) ◽  
pp. 782 ◽  
Author(s):  
Bruce Ravel ◽  
Edward A. Stern ◽  
Yitzhak Yacobi ◽  
Fatih Dogan

2015 ◽  
Vol 05 (02) ◽  
pp. 1550011
Author(s):  
Seonhyeop Shin ◽  
Jae-Hyeon Ko ◽  
Shinya Tsukada ◽  
Yukikuni Akishige ◽  
Krystian Roleder ◽  
...  

The elastic properties of KF-substituted perovskite lead titanate ( PbTiO 3) were investigated by dielectric measurements and Brillouin light scattering. The ferroelectric phase transition occurred at substantially lower temperature due to KF substitution, which was attributed to the modification of the covalency in Pb – O and Ti – O bonds. The longitudinal acoustic (LA) mode of KF-substituted PbTiO 3 showed a frequency softening in the paraelectric phase, which was accompanied by increasing acoustic damping. This indicated that polarization fluctuations responsible for the acoustic anomalies were enhanced by KF substitution.


2019 ◽  
Vol 30 (24) ◽  
pp. 21316-21322 ◽  
Author(s):  
Yun Liu ◽  
Zhanshen Zheng ◽  
Yuanliang Li ◽  
Kaibiao Xi ◽  
Yueshan Mi ◽  
...  

1999 ◽  
Vol 227 (1) ◽  
pp. 189-192
Author(s):  
V. G. Gavrilyatchenko ◽  
V. D. Komarov ◽  
A. Leyderman ◽  
E. G. Fesenko

2007 ◽  
Vol 75 (22) ◽  
Author(s):  
N. Jaouen ◽  
A. C. Dhaussy ◽  
J. P. Itié ◽  
A. Rogalev ◽  
S. Marinel ◽  
...  

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