Fig. 3From: Micrometer and Nanometer Scale Photopatterning of Proteins on Glass Surfaces by Photo-degradation of Films Formed from Oligo(Ethylene Glycol) Terminated Silanesa AFM topographical image and b friction force microscopy image of a sample of OEG-silane following UV exposure through an electron microscope grid mask at 60 J cm−2, together with averaged line sectionsBack to article page