Surface Treatment on Physical Properties and Biocompatibility of Orthodontic Power Chains

Figure 6

SEM images of nanopillars of different molded orthodontic power chains for nanoimprinting using the AAO template. (a) Nanoimprinting with processing condition A. (b) Nanoimprinting with processing condition B. (c) Nanoimprinting with processing condition C. (d) Nanoimprinting with processing condition D.

(a)

(b)

(c)

(d)