Table 2 Effect of power variation on the maximum and minimum sonicator acoustic pressures and the pressure difference.

From: Verification of experimental results with simulation on production of few-layer graphene by liquid-phase exfoliation utilizing sonication

Output power (W)

34

40

70

170

197

225

245

264

Max pressure (Pa)

0.48 × 106

0.56 × 106

0 .71 × 106

1.12 × 106

1.2  × 106

1.3  × 106

1.35 × 106

1.4 × 106

Min pressure (Pa)

− 0.43 × 106

− 0.51 × 106

− 0.65 × 106

− 1.0 × 106

−1.1 × 106

− 1.2 × 106

− 1.22 × 106

− 1.3 × 106

Pressure difference (Pa)

0.91 × 106

1.1 × 106

1.4 × 106

2.12 × 106

2.3 × 106

2.5 × 06

2.6 × 106

2.7× 106

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