Fig. 15From: Rapid ecosynthesis of TiO2@CuO@Chromite nanocatalyst for environmentally friendly applications: solventless cyanation of aldehydes and high efficient treatment of sewage watersMicroscopic monitoring of sewage sample treatment using TiO2@CuO@Chromite NCs in different intervals of time (at zero time (a), after 20 min (b), after 40 min (c), after 1 h (d))Back to article page