Dielectric and Ferroelectric Properties of Lead-Free [1−𝑧{(Bi_1−𝑥La_𝑥)_0.5(Na_1−𝑦Li_𝑦)_0.5TiO₃}-𝑧BaTiO₃] Ceramic System

Table 2

Dielectric and piezoelectric properties of [1−𝑧 BLNLT-𝑧BT] compared with the literature values.

	𝑧=0	𝑧=0.02	𝑧=0.04	𝑧=0.06	References in the literatures
𝜀𝑟 (RT)/𝜀𝑟(𝑇𝑚)	1365/3976	1386/3656	1423/3288	1494/4025	1080/3686 at 𝑇𝑚 (NBT − BT𝑥/𝑥=0.05) [34], 1164 [35], 924 (NBT − BT𝑥/𝑥=0.11) [36], 863–1547/1 kHz (1−𝑥BLNT − 𝑥BT𝑥0.02--0.06) [37]
Tan 𝛿(RT)	0.08	0.27	0.08	0.06	0.06 [34], 0.02 [35], 0.057 [36]
𝑇𝑚 (°C)	355	305	290	227	342 [34], 261 [36]
𝑇𝑑 (°C)	170	130	120	80	139 [34], 110 [36],
𝛾	1.69	1.58	1.66	1.79	1.9 [36]
𝐷av (𝜇m)	2.67	2.34	—	1.78	2.5 [34]
𝐷33 (pC/N)	70	65	47	20	77 [34], 118 (𝑥=0.04), 142 (𝑥=0.06) [38] 26 (𝑥=0.08) [35], 13 [36]