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Fig. 1 | Biomaterials Research

Fig. 1

From: Basic amino acid-mediated cationic amphiphilic surfaces for antimicrobial pH monitoring sensor with wound healing effects

Fig. 1

Surface characterization. (a) Schematic of amino acid-modified polyimide (PI) surfaces. (b) FT-IR spectra of amino acid-modified surfaces. High-resolution XPS of (c) O 1s peaks, (d) N 1s peaks, and (e) C 1s peaks of modified PI surfaces. (f) Water layer formation after amino acid modification. (g) Surface morphology of amino acid-modified PI surface determined by AFM measurement

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Biomaterials Research

ISSN: 2055-7124

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