Research on Hydrophobic Properties of Grating Structure on Monocrystalline Silicon Fabricated Using Micromachining

Table 2

Theoretical and practical values of contact angle.

Sample number	Vertical to the groove	Parallel to the groove	Prediction model W	Prediction model C
1	82.8	138.7	30.8	136.4
2	80.6	131.0	33.4	128.3
3	74.2	128.4	35.6	122.1
4	71.5	122.1	37.3	117.1
5	67.4	119.9	38.8	112.9
6	65.7	113.2	39.6	110.5