Biomechanical Sensing Systems for Cardiac Activity Monitoring

Table 2

Representative sensing system for pulse wave monitoring.

Sensing mechanism	Performance	Reference
Capacitive	13.5 mV kPa^−1	[49]
Capacitive	0.63 mV kPa^−1	[50]
Capacitive	49.8 mV Pa^−1	[51]
Piezoresistive	4.2 mV kPa^−1	[52]
Piezoresistive	16.8 mV kPa^−1	[53]
Piezoelectric	18 mV kPa^−1	[54]
Triboelectric	7.2 V kPa^−1	[55]
Piezoresistive	0.15 mV Pa^−1	[56]