Superhydrophobic Hair-Like Nanowire Membrane for the Highly Efficient Separation of Oil/Water Mixtures

Table 1

The water contact angle and sliding angle of each sample.

Samples	Water contact angle	Sliding angle
SHM
Sample obtained by 30 min oxidation process
Sample obtained by 60 min oxidation process
SHM in 1 M HCl for 12 h
SHM in 1 M NaOH for 12 h