Hydrogels

Contact angle (˚)

Roughness (nm)

Diffusion coefficient

D_o Cm²/s

D_R Cm²/s

PSF-PVA 50:50

52

595.60

3.21e−11

9.06e−9

PSF-PVA 75:25

40

786.80

6.32e−10

9.88e−8

PSF-PVA 25:75

36

789.90

8.54e−10

9.45e−8