Interdigital Piezopolymer Transducers for Time of Flight Measurements with Ultrasonic Lamb Waves on Carbon-Epoxy Composites under Pure Bending Stress

Table 1

IDTs design parameters: width (), length (), fingers separation (), number of fingers (), , and .

[mm]	[mm]	[mm]	[mm]	[mm]
3	27.5	16	12	18	6