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. 2020 Oct 29;20(21):6170. doi: 10.3390/s20216170

Table 2.

The material properties used in the model.

Material Property
Piezoelectric Epzt = 1/s11 = 66 GPa, ρpzt = 7900 kg/m3,
d31 = 140 × 10−12 C/N, ε33/ε0 = 2100
Metal shim Emetal = 110 GPa, ρmetal = 8000 kg/m3
Magnet ρmag = 7300 kg/m3, Ma = 0.9537 T, Mb = 0.5147 T