Fig. 1. Schematics of a laser generated ultrasound transducer with CNT/PDMS composite.
Fig. 2. Waveforms of the laser pulse (a) and the estimated waveform for thermal source (b).
Fig. 3. Simulated waveform (a) and its variation with specific heat capacity (b), thermal conductivity (c), thermal expansion (d), sound speed (e) and density (f).
Fig. 4. Positive peak (a) and negative peak (b) variation with physical parameters of the shockwave.
Fig. 5. Schematics of the fabricated CNT/PDMS composite and the acoustic wave measurement system.
Fig. 6. Measured and simulated waveforms (a) and their amplitude spectra (b).
Table 1. Physical properties of materials.[10]
Table 2. Obtained physical properties of the CNT/PDMS composite by simulation.
참고문헌
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