Table 3 Contact angles of 20ul droplets on surfaces of different microstructures
A | plane | square | semicircle | triangle |
|---|---|---|---|---|
5 | 150.4° | 150.2° | 150.9° | 157.1° |
22 | 125.5° | 129.6° | 133.6° | 135.1° |
36 | 103.8° | 127.4° | 130.5° | 134.9° |
48 | 83.1° | 126.7° | 116.9° | 110.5° |
63 | 63.1° | 114.6° | 103.8° | 86.3° |
70 | 40.1° | 102.6° | 80.1° | 73.6° |