Table 1 Summary of physical and chemical characterization of Na-montmorillonite clay (SWy-3) [40]
From: Nano-clays as Potential Pseudo-antibodies for COVID-19
Source | Chemical formula | Other minerals | Surface area N2 (m2/g) | CEC (meq/100 g) | Exchangeable cations | Octahedral charge | Tetrahedral charge | Interlayer charge | Zeta potential (ZP), (mV) | γs- | Water affinity | Interaction energy, (AB) | Interaction energy (vdW) | Interaction energy (total) | Flocculation/dispersion in water |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Crook County, WY USA | (Na,Ca)0.33(Al,Mg)2(Si4O10) | 5% silica | 31.82 | 76.4 | Na, Ca | − 0.53 | − 0.02 | − 0.55 | − 31.9 | 44.6 | Hydrophilic /polar | 22,400 | − 730 | 22800 | Dispersion |