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Molarity Effect on Contact Angle<br />

Change<br />

Contact Angle Change ( )<br />

Contact Angle Change vs. Voltage<br />

f=300 Hz<br />

60.0<br />

50.0<br />

40.0<br />

0.1 M<br />

30.0<br />

0.5 M<br />

20.0<br />

1.0 M<br />

10.0<br />

2.0 M<br />

0.0<br />

0.0 2.0 4.0 6.0 8.0 10.0 12.0<br />

Voltage (V)<br />

Contact Angle Change ( )<br />

60.0<br />

50.0<br />

40.0<br />

30.0<br />

20.0<br />

10.0<br />

Contact Angle Change vs. Voltage<br />

f=1000 Hz<br />

0.1 M<br />

0.5 M<br />

1.0 M<br />

2.0 M<br />

0.0<br />

0.0 2.0 4.0 6.0 8.0 10.0 12.0<br />

Voltage (V)<br />

• Actuation voltage is same for all cases.<br />

• Saturation is reached sooner by the higher molarity<br />

solutions.<br />

12

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