Figure 1From: Zn(II) and Cu(II) adsorption and retention onto iron oxyhydroxide nanoparticles: effects of particle aggregation and salinityPowder X-ray diffraction patterns of the control, ionic strength and pH aggregated particles. Ferrihydrite (solid gray lines [18]) and goethite (dashed lines, No. 29–0713) PDFs are included for comparison.Back to article page