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Shape and size distribution of Se nanorods. (A) TEM image of obtained Se nanoparticles (dark field image). (B) TEM image of an individual nanoparticle with a diameter of 70 nm and length of 1 µm (dark field image). (C) Size distribution of selenium nanoparticles. (D) Volume distribution of selenium nanoparticles. Data obtained using an analytical disk centrifuge and confirmed by DLS. PDI = 0.28 ± 0.5; (n = 3).
