Figure 4
From: Phosphate Adsorption by Silver Nanoparticles-Loaded Activated Carbon derived from Tea Residue

SEM image of (a,b) TAC and (c,d) AgNPs-TAC.
From: Phosphate Adsorption by Silver Nanoparticles-Loaded Activated Carbon derived from Tea Residue

SEM image of (a,b) TAC and (c,d) AgNPs-TAC.