scholarly journals Giant electrocaloric effect at the antiferroelectric-to-ferroelectric phase boundary in Pb(ZrxTi1–x)O3

2019 ◽  
Vol 115 (2) ◽  
pp. 023902 ◽  
Author(s):  
A. V. Kimmel ◽  
O. T. Gindele ◽  
D. M. Duffy ◽  
R. E. Cohen
Keyword(s):  
Phase Boundary ◽  
Ferroelectric Phase ◽  
Electrocaloric Effect

scholarly journals Causal Analysis of Parameterized Atomic HAADF-STEM Across a Doped Ferroelectric Phase Boundary

2021 ◽  
Vol 27 (S1) ◽  
pp. 2762-2764
Author(s):  
Christopher Nelson ◽  
Maxim Ziatdinov ◽  
Xiaohang Zhang ◽  
Rama Vasudevan ◽  
Eugen Eliseev ◽  
...  
Keyword(s):  
Phase Boundary ◽  
Ferroelectric Phase ◽  
Causal Analysis

Effect of donor doping in B sites on the electrocaloric effect of BaTi1−xNbxO3 ceramics

RSC Advances ◽  
2015 ◽  
Vol 5 (88) ◽  
pp. 71873-71877 ◽  
Author(s):  
Yang Bai ◽  
Xi Han ◽  
Li-Jie Qiao
Keyword(s):  
Phase Transition ◽  
Ferroelectric Phase Transition ◽  
Ferroelectric Phase ◽  
Electrocaloric Effect ◽  
Donor Doping ◽  
Temperature Window ◽  
Lower Temperature

The donor doping of Nb5+ for Ti4+ in the B sites of BaTiO3 rapidly shifts the ferroelectric phase transition to a lower temperature and diffuses it, so that the electrocaloric ΔTmax gradually reduces and the temperature window becomes much wider.

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