Powder X-ray diffraction patterns of montmorillonite and silver/montmorillonite/chitosan bionanocomposites for determination of silver crystals at different AgNO3 concentrations: (A1) 0.5%, (A2) 1.0%, (A3) 1.5%, (A4) 2.0%, and (A5) 5.0%.
Abbreviation: MMT, montmorillonite.