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. 2016 May 19;11(5):e0154806. doi: 10.1371/journal.pone.0154806

Fig 3. Hydrophilicity Quantification.

Fig 3

A) A water drop on 100% PCL, the hydrophobic surface produces a large contact angle. B) A water drop on PCL+Gel surface, the gelatin increases the hydrophilicity of the surface producing a smaller contact angle. The data shows a clear change in contact angle induced by the addition of gelatin into the electrospun fiber mat.