Research Article
Microbial-Physical Synthesis of Fe and Fe3O4 Magnetic Nanoparticles Using Aspergillus niger YESM1 and Supercritical Condition of Ethanol
Figure 4
SEM micrographs of (a, b) FeS nanoparticles trapped by Aspergillus niger and (c) Fe2O3 nanoparticles formed by Aspergillus niger (c).
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