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. 2018 Sep 30;9(10):501. doi: 10.3390/mi9100501

Table 3.

The frequencies and Q factors of shear and longitudinal resonances of polyethylene-coated FBAR measured in air, pure water and human blood.

Resonant Frequency (MHz) Q Factor
Air Water Blood Air Water Blood
Shear mode 1868.3 1865.4 1863.1 263 203 129
Longitudinal mode 3150.4 3134.2 -- 176 21 --