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. Author manuscript; available in PMC: 2013 Jun 4.
Published in final edited form as: Biomaterials. 2007 Apr 12;28(22):3273–3283. doi: 10.1016/j.biomaterials.2007.03.032

Fig. 1.

Fig. 1

AFM topographic images of LDPE surfaces following plasma treatment. (a) 0, (b) 15, (c) 45, (d) 60, (e) 90, and (f)150 min. The mean water contact angle value of each surface is shown below the image. Scan size is 2 mm × 2 mm, z scale is 100 nm.