Bimetallic Oxide Nanohybrid Synthesized from Diatom Frustules for the Removal of Selenium from Water

Figure 1

(a) SEM of diatom and (b) diatom bimetallic oxide composite; ((c), (d)) represent mapping for Zr and Fe immobilized on diatom surface. TEM of (e) diatom and (f) diatom bimetallic oxide composite.

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