Advances in Materials Science and Engineering / 2018 / Article / Tab 1

Research Article

Microstructural and Electrical Properties of Sn-Modified BaTiO3 Lead-Free Ceramics by Two-Step Sintering Method

Table 1

The bulk density, εr, and tanδ at room temperature (RT), εr,max and tanδ,max at Curie temperature (TC), and TC at 1 kHz, grain size, and piezoelectric coefficient (d33) of the BTS samples.

Sintering conditions T1/t1/1000/6Bulk density (g/cm3)εr,RTtanδ,RTεr,maxtanδ,maxTC (°C)Grain size (μm)d33 (pC/N)
T1 (°C)t1 (min)

140004.86 ± 0.02
155.60 ± 0.0540850.029197290.0126411.4 ± 0.435
305.82 ± 0.0543010.0776167300.02484443.2 ± 4.647
150005.88 ± 0.0340910.0766198320.02084220.1 ± 3.4260
155.90 ± 0.0143850.0272186010.02034830.1 ± 6.0490
305.85 ± 0.0235640.0738179500.01274747.8 ± 7.9301

Ceramic sample could not be achieved by sintering under conditions of 1400/0/1000/6.

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