International Journal of Environmental & Analytical Chemistry,
Год журнала:
2024,
Номер
unknown, С. 1 - 28
Опубликована: Ноя. 17, 2024
The
release
of
contaminants
into
water
poses
a
significant
threat
to
global
clean
availability.
This
contaminated
contains
toxic
pollutants
like
heavy
metals,
posing
risks
human
health
and
the
environment.
To
address
this
issue,
treating
wastewater
before
discharge
is
crucial.
Conventional
methods,
such
as
ion
exchange,
have
disadvantages
incomplete
removal
energy
intensity.
development
innovative
techniques
adsorption,
membrane
filtration,
electro-catalysis
can
provide
more
effective
sustainable
solutions
for
treatment,
ensuring
production
various
purposes,
including
agriculture
industry.
use
cost-effective
efficient
adsorbents
has
become
an
appealing
approach
purification.
Recent
years
seen
polymeric
materials
adsorbents.
application
nanomaterials
synthesis
nanopolymer
promising
method
water.
study
introduces
isotherm
models,
Langmuir,
Aranovich,
BET,
Temkin,
Toth,
Sips,
Dubinin-Radushkevich,
Redlich-Peterson,
Freundlich,
well
kinetics
equations,
pseudo-first-order,
Elovich,
pseudo-second
order,
Webber-Morris.
review
focusses
on
latest
advancements
in
nanopolymer-based
It
compares
kinetics,
isotherms,
maximum
adsorption
capacity
removing
using
nanopolymeric
Nanomaterials,
Год журнала:
2024,
Номер
14(17), С. 1458 - 1458
Опубликована: Сен. 7, 2024
With
the
utilization
of
nitrophenols
in
manufacturing
various
materials
and
expansion
industry,
have
emerged
as
water
pollutants
that
pose
significant
risks
to
both
humans
environment.
Therefore,
it
is
imperative
convert
into
aminophenols,
which
are
less
toxic.
This
conversion
process
achieved
through
use
noble
metal
nanoparticles,
such
gold,
silver,
copper,
palladium.
The
primary
challenge
with
nanoparticles
lies
their
accumulation
deactivation,
leading
a
decrease
catalyst
activity.
Covalent
organic
frameworks
(COFs)
characterized
by
crystalline
structure,
good
stability,
high
porosity
active
sites.
These
properties
make
them
ideal
substrates
for
enhancing
catalytic
overview
explores
articles
focus
on
synthesis
catalysts
containing
attached
COFs
reduce
aminophenols.
ACS Omega,
Год журнала:
2024,
Номер
9(17), С. 19071 - 19076
Опубликована: Апрель 2, 2024
Radioactive
iodine
poses
a
significant
risk
to
human
health,
particularly
with
regard
reproductive
and
metabolic
functions.
Designing
developing
highly
efficient
adsorbent
materials
for
radioactive
substances
remain
challenge.
This
study
aimed
address
this
issue
by
the
fabricating
polymeric
beads
containing
covalent
organic
polymer
(COP)
as
an
effective
method
removing
vapor.
To
achieve
this,
COP
was
first
synthesized
via
Friedel–Crafts
reaction
catalyzed
anhydrous
aluminum
chloride.
Then,
COP-loaded
polysulfone
(PSf)
(COP@PSf)
PSf
were
prepared
using
phase
separation
method.
The
produced
in
research
have
exhibited
remarkable
proficiency
adsorbing
vapor,
showing
adsorption
capacity
of
up
216
wt
%
within
just
420
min,
which
is
higher
than
that
most
other
similar
reported
literature.
Results in Surfaces and Interfaces,
Год журнала:
2024,
Номер
16, С. 100260 - 100260
Опубликована: Июль 25, 2024
In
this
study,
a
MgCuAl-layered
double
hydroxide
(MCA-LDH)-based
montmorillonite
cationic
clay
(MMT)
composite
was
synthesized
via
co-precipitation
method
and
then
characterized
using
various
analytical
techniques,
including
BET
surface
area,
TEM,
XRD,
FT-IR,
SEM/EDS
analysis,
to
confirm
the
successful
loading
of
LDH
onto
MMT.
The
material
subsequently
used
as
novel
adsorbent
for
Pb2+
ion
removal
from
aqueous
solution
in
batch
mode
experiments.
effects
important
variables
on
adsorption
were
investigated,
values
these
optimized
central
design
(CCD)
response
methodology
(RSM).
results
showed
that
favorable
conditions
MCA-LDH@MMt
pH
5,
an
initial
concentration
85
mg/l,
dose
0.225
g/100
ml.
Under
conditions,
maximum
efficiency
89.1%.
Using
RSM
methodology,
quadratic
polynomial
equation
obtained
expresses
relationship
between
effective
parameters.
show
temperature
had
greater
effect
efficiency.
pseudo-second-order
model
kinetically
well
fitted
process,
while
external
mass
transfer
intra-particle
diffusion
controlled
mechanics.
Langmuir
isotherm
yielding
capacity
132.83
mg/g.
thermodynamic
study
spontaneous
composites
is
exothermic
nature.
Moreover,
there
mere
30%
reduction
after
five
consecutive
regeneration
cycles.
conclusion,
work
demonstrated
could
be
promising
treatment
solutions
contaminated
with
heavy
metals.
Materials Advances,
Год журнала:
2024,
Номер
unknown
Опубликована: Янв. 1, 2024
Covalent
triazine
polymers,
comprised
of
aromatic
electron-deficient
1,3,5-triazine
units,
exhibit
distinctive
structural
properties,
rendering
them
an
emerging
porous
material
across
diverse
applications.
