Effect of sintering temperature on the grain growth and electrical properties of barium zirconate titanate ferroelectric ceramics

2012 ◽  
Vol 24 (5) ◽  
pp. 1511-1518 ◽  
Author(s):  
Priyanka A. Jha ◽  
A. K. Jha
2008 ◽  
Vol 55-57 ◽  
pp. 149-152 ◽  
Author(s):  
P. Jarupoom ◽  
Gobwute Rujijanagul ◽  
Kamonpan Pengpat ◽  
Tawee Tunkasiri

In this work, barium zirconate titanate (Ba(Zr0.07Ti0.93)O3) ferroelectric ceramics doped with B2O3 were prepared by the conventional mixed-oxide method. The properties of the ceramics as a function of sintering temperature were investigated. Various technique such as X-ray diffraction (XRD) technique, scanning electron microscopy, dielectric permittivity spectroscopy and ferroelectric property measurement were used to obtain characteristic of the ceramics. The optimum density was observed for 1250 oC sintered sample. An increase in sintering temperature produced a decrease in dielectric constant. However, ferroelectric behavior was improved in 1275 oC sintered sample. The results were discussed in term of microstructure and crystallinity of the ceramics.


2018 ◽  
Vol 526 (1) ◽  
pp. 161-167 ◽  
Author(s):  
Supakporn Aodkeng ◽  
Rattiyakorn Rianyoi ◽  
Athipong Ngamjarurojana ◽  
Arnon Chaipanich

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