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Resolution: standard / high Figure 1.
SEM images of electrospun nanofibers. As-spun TiO2-PVP nanofibers (a), TiO2 nanofibers after calcination at 500°C (b), 550°C (c), and 600°C (d). The insets in b, c, and d are high-magnification photos of single nanofibers.
Ding et al. Nanoscale Research Letters 2013 8:9 doi:10.1186/1556-276X-8-9 |