Skip to main content
. 2018 Feb 2;8:2241. doi: 10.1038/s41598-018-20714-5

Figure 7.

Figure 7

SEM images of PLA nanofibers produced from (a) pristine PLA solution in CHL/DMF (6% w/v), (b) an Ar-bubbled 6% w/v PLA solution (5 min bubbling), (c) a plasma-modified 6% w/v PLA solution (5 min, 2 kV, 0.5 lmin−1), and (d) an Ar-bubbled 6% w/v PLA solution (9 min bubbling).