Figure 6.
TEM images of linear PA: nonirradiated (A) and irradiated (B). Samples were stained with phosphotungstic acid for approximately 1–3 min. Irradiated samples were exposed (256 nm) for 2 min.
TEM images of linear PA: nonirradiated (A) and irradiated (B). Samples were stained with phosphotungstic acid for approximately 1–3 min. Irradiated samples were exposed (256 nm) for 2 min.