Figure 10. TEM micrographs of agglomerated sepia melanin nanoparticles scaled 100 nm (a), 50 nm (b), 20 nm (c), and 10 nm (d)

From

Morphological and Chemical Composition Characterization of Commercial Sepia Melanin

Agnes Mbonyiryivuze, Z. Y. Nuru, Balla Diop Ngom, Bonex Mwakikunga, Simon Mokhotjwa Dhlamini, Eugene Park, Malik Maaza

American Journal of Nanomaterials. 2015, 3(1), 22-27 doi:10.12691/ajn-3-1-3