Membranes,
Год журнала:
2023,
Номер
13(9), С. 750 - 750
Опубликована: Авг. 23, 2023
This
study
investigated
the
performance
of
photocatalytic
titanium
dioxide
microfiltration
membranes
with
an
average
pore
size
approximately
180
nm
and
ultrafiltration
around
40
fabricated
suspension
plasma
spray
process.
The
were
evaluated
for
their
filtration
using
SiO2
particles
different
sizes
polyethylene
oxide
molecular
weights
20
kDa
to
1000
kDa,
fouling
parameters
characterized.
rejection
rate
was
enhanced
by
increasing
thickness
membranes.
effect
more
pronounced
membrane
improved
significantly
after
filling
larger
pores
on
surface
agglomerates
nanoparticles.
self-cleaning
assessed
under
visible
light.
Both
showed
a
flux
recovery
light
illumination
due
activity
dioxide.
also
show
than
90%.
International Journal of Environmental Science and Technology,
Год журнала:
2023,
Номер
21(3), С. 2811 - 2826
Опубликована: Авг. 21, 2023
Abstract
In
this
study,
novel
green
and
economical
techniques
were
established
to
synthesize
modified
banana
peel
hydrochar
(HBP)
through
hydrothermal
carbonization.
Chitosan
nanoparticles,
a
adsorbent
with
multiple
features,
prepared,
characterized,
used
enhance
the
performance
of
in
THMs
removals.
The
optimal
method
for
carbonization
was
determined
based
on
previously
cited
methods.
dried
peels
HBP
characterized
using
Fourier
transform
infrared
spectrometer
(FTIR),
pH,
zero
point
charge,
bulk
density.
prepared
chitosan
nanoparticles
scanning
electron
microscope
(SEM),
transmission
(TEM),
zeta
potential
techniques.
average
size
12.1
nm,
1:1
mixture
removal
from
an
aqueous
solution.
concentrations
measured
gas
chromatography,
effect
THMs’
initial
concentrations,
doses,
temperature,
pH
value
adsorption
capacity
studied.
results
showed
that
efficient
removing
solutions.
This
found
be
effective
solution,
even
at
low
temperature
values,
estimated
maximum
sorption
(
q
m
)
588.23
g
−1
,
exceeding
numerous
other
adsorbents
studied,
regression
coefficient
R
2
=
0.9959)
data
fitting
Freundlich
isotherm.
research
has
offer
great
avenue
future
development
implementation
water
treatment.
It
could
lead
improved
methods
treating
water,
which
would
beneficial
both
environmental
protection
economic
growth.
developed
had
high
affinity
toward
compounds,
making
viable
technique
containing
such
contaminants.
IWA Publishing eBooks,
Год журнала:
2024,
Номер
unknown, С. 19 - 34
Опубликована: Апрель 12, 2024
Abstract
Pharmaceutically
active
compounds
(PhAC)
are
pervasive
in
aqueous
environments,
and
their
presence
poses
an
ever-increasing
threat
to
aquatic
creatures
all
associated
living
forms.
Most
PhACs
extremely
hydrophilic
have
a
complicated
molecular
structure,
preventing
them
from
being
destroyed
by
traditional
wastewater
treatment
methods.
In
addition,
these
contaminants
present
at
such
low
concentration
that
detection
significant
challenge.
Researchers
utilized
advanced
oxidation
processes
degrade
chemicals
over
time.
However,
most
studies
been
conducted
on
the
lab
scale
do
not
function
well
for
real
since
many
interfering
substances
present.
techniques
expensive
result
production
of
harmful
byproducts.
To
combat
PhACs,
it
is
vital
develop
sustainable
economic
strategy.
This
book
chapter
discusses
occurrence
wastewater,
potential
environmental
impacts,
necessary
procedures
accurately
quantifying
compounds.
The
addresses
possibilities
biological
systems,
as
constructed
wetlands
(CW)
bioelectrochemical
systems
(BES),
hunt
method
eliminating
PhACs.
CWs
selected
because
they
robust
with
several
simultaneous
removal
mechanisms.
BES
also
demonstrated
considerable
treating
producing
bioelectricity.
emerging
technology,
is,
hybrid
CW–BES
which
utilize
benefits
both
CW
may
prove
be
efficient
approach
removing
generating
electricity
simultaneously.
Urban Water Journal,
Год журнала:
2023,
Номер
21(2), С. 143 - 154
Опубликована: Окт. 29, 2023
In
this
study,
the
efficiency
of
conventional
drinking
water
treatment
processes
(coagulation-flocculation
and
chlorination)
for
endosulfan
removal
metabolite
formation
were
investigated.
Taguchi
experimental
design
analysis
variance
(ANOVA)
applied
using
Minitab
program.
The
highest
was
obtained
as
65%
at
6
mg/L
initial
concentration,
30
aluminium
sulfate
dose
pH
7,
in
coagulation-flocculation
experiments.
chlorination
experiments,
it
determined
that
variables
chlorine
dose,
contact
time
contributed
55.84%,
21.25%,
5.74%
3.48%
to
removal,
respectively,
according
ANOVA
results.
presence
metabolites
like
ether,
sulfate,
lactone
also
detected
measured.
P
values
only
a
result
chlorination,
lower
than
0.05
parameters;
apart
from
this,
not
statistically
significant
all
other
