Leaf (contact angle)

Scan size

State

Rf

Δθ (deg)

Lotus (153˚)

50 µm

Dried

5.6

54*

2 µm

Fresh

20

61**

Dried

16

60**

Colocasia (152˚)

50 µm

Dried

8.4

56*

2 µm

Fresh

18

60**

bump

Dried

14

59**

2 µm ridge

Fresh

18

60**

Dried

15

59**

Fagus (76˚)

50 µm

Fresh

3.4

−10*

2 µm

Fresh

5.3

2**

Magnolia (84˚)

50 µm

Fresh

3.8

−4*

2 µm

Fresh

3.6

14**