Environmental Engineering Reference
In-Depth Information
Contaminant
category
Nanoparticle Type
Contaminant
removed
Reaction mechanism
Remarks
References
Chlorinated ali-
phatic, alicyclic
and aromatic
compounds
nFe
0
/Ag
Tetrabromo-
bisphenol A
(TBBPA)
Reductive debromination
to tri-BBPA, di-BBPA,
mono-BBPA and BPA.
Ultrasonication assists degradation
[154]
nFe
0
/Ni
Poly-brominated
diphenyl ethers
(PBDEs)
Catalytic debromination
Debromination rate increases with
increasing amount of nFe
0
/Ni,
Ni/Fe ratio, and decreasing initial
concentration of PBDEs.
[155]
nFe
0
/Ni
Aroclor 1242
Catalytic dechlorination to
biphenyl
High nFe
0
/Ni dosage and high Ni
content favours dechlorination
reaction.
[156]
Trichloro-ethylene
Dechlorination
Membrane supported nFe
0
showed synergistic ef ect on
dechlorination
[65]
Cellulose acetate
supported nFe
0
CMC stabilized
nFe
0
/Pd
Lindane
Dihaloelimination and dehy-
drohalogenation under
anaerobic conditions,
Oxidative degradation by
dechlorination /dehy-
drohalogenation under
aerobic conditions
Stabilized bimetallic nanoparticles
more ef ective under anaerobic
conditions
[157]
Atrazine
Dechlorination followed by
dealkylation under anaero-
bic conditions, dealkylation
under aerobic conditions
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