Environmental Engineering Reference
In-Depth Information
table 0. (Continued)
oeriew of treatment technologies based on nanotechnology
deelopment
status (00)
nanomaterial
description
Compounds treated
Ref.
Emulsiied.nZVI
nZVI.injected.into.the.subsurface.in.an.emulsion.
comprising.food-grade.surfactant,.biodegradable.
vegetable.oil,.and.water..This.formulation.is.thought.to.
increase.contact.between.dense.nonaqueous.phase.
liquid.(DNAPL).contamination.and.nZVI;.the.
vegetable.oil.component.may.also.stimulate.biological.
activity.
TCE
Full.scale
[43]
Bimetallic.nanoscale.particles.
(BNP)
nZVI.particles.containing.a.trace.coating.of.a.catalyst,.
often.palladium,.are.used.to.treat.groundwater.
Reduction.of.chlorinated.solvents.(e.g.,.
TCE,.PCE),.PCBs
Full.scale
[32,.44]
Iron.oxide.nanoparticle.catalyst.
for.ozonation
Iron.oxide.(Fe
2
O
3
.and.Fe
3
O
4
).catalyst.for.ozonation.of.
organic.compounds.
Parachlorobenzoic.acid
Bench.scale
[45]
Iron.sulide.nanoparticles.
stabilized.by.biopolymers
Iron.sulide.nanoparticles.stabilized.using.a.polymer.
from.the.basidiomycetous.fungus,.
Itajahia sp
..degrade.
chlorinated.organic.compounds.
Bench.scale
[46]
Lindane.(γ-hexachlorocyclohexane)
Microbially.produced.
palladium.nanocatalyst
Microbes.recover.palladium.from.wastewater.from.
automotive.catalyst.or.electronic.scrap.disposal,.
depositing.Pd(0).on.their.cell.surfaces..Bio-produced.
Pd.nanocrystals.catalyze.the.reduction.of.pollutants.
Cr(VI);.PCBs
Bench.scale
[47]
Nanostructured.platinum-based.
catalysts
Nanostructured.catalysts.of.Pt/TiO
2
.and.Pt/SiO
2
.
developed.to.catalyze.destruction.of.NO
2
.in.
automobile.exhaust.
NO
2
Bench.scale
[48]
Transition.metal.carbide.
nanoparticles.as.
environmental.nanocatalysts
Nanoparticles.of.molybdenum.and.tungsten.carbides.
and.oxycarbides.used.as.an.alternative.to.platinum.
catalysts.to.reduce.NOx.in.gas.stream.
NO
2
Bench.scale
[49]
