Environmental Engineering Reference
In-Depth Information
FIGURE 14.2
Crystal structure of Fe
3
O
4
; green atoms are Fe
2+
, brown atoms are Fe
3+
, white atoms are oxygen. (From Yang C.,
Wu J., Hou Y.,
Chemical Communications
, 47, 5130, 2011.)
FIGURE 17.4
Electro-deluoridation ield units by CSIR-NEERI, Nagpur, India.
Al, Fe, Mg, Li
OH
O
Li, Na, Rb, Cs
Te trahedral
Octahedral
Te trahedral
Exchangeable cations
FIGURE 20.1
Layered silicate structure. (Adapted from G. Beyer,
Plast. Addit. Compound.
, 4, 22, 2002.)
