Figure 8.
(A) 2 × 2 µm scanning force microscopy (SFM) image of PLL/CS-1.0 (PEC 0.9) after centrifugation step; (B) 2 × 2 µm SFM picture of RIS/PLL/CS-1.0 (RIS/PEC 0.9) after centrifugation step.
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