Kahramanmaraş Sütçü İmam Üniversitesi Mühendislik Bilimleri Dergisi,
Год журнала:
2024,
Номер
27(3), С. 1057 - 1068
Опубликована: Сен. 3, 2024
Recently,
water-stable
ZIF
MOFs,
a
new
material
class
with
very
large
surface
area,
have
attracted
attention
for
the
removal
of
organic
pollutants.
This
type
MOF's
excellent
adsorption
capacities,
pore
volumes,
and
recyclability
performances
stand
out
compared
to
many
other
adsorbents.
In
this
work,
ZIF-67
structure,
cobalt-containing
ZIF,
was
synthesized
using
ultrasound-assisted
solvothermal
method,
its
phenol
performance
investigated.
The
characterization
structure
carried
by
SEM-EDS,
XRD,
FTIR,
nitrogen
analyses.
Nitrogen
data
showed
that
had
microporosity,
area
calculated
from
BET
model
1656
m2/g.
To
synthesize
ZIF-67,
optimization
adsorption,
one
important
pollutants
in
water,
investigated
response
method
(RSM)
initial
concentration,
adsorbent
pH,
temperature
variables.
At
operating
levels
determined
RSM,
most
effective
92.2%
obtained
at
30°C,
1
g/L
20
mg/L
pH
6.5.
isotherm
onto
fit
Langmuir
model,
which
is
monolayer
interaction.
According
maximum
capacity
as
303.0
mg/g.
Environmental Research,
Год журнала:
2024,
Номер
258, С. 119423 - 119423
Опубликована: Июнь 16, 2024
High
concentration
of
chromium
in
aquatic
environments
is
the
trigger
for
researchers
to
remediate
it
from
wastewater
environments.
However,
conventional
water
treatment
methods
have
not
been
satisfactory
removing
and
over
last
decade.
Similarly,
many
adsorption
studies
focused
on
one
aspect
treatment,
but
this
study
dealt
with
all
aspects
packages
come
up
a
concrete
conclusion.
Therefore,
aimed
prepare
pinecone
biochar
(PBC)
via
pyrolysis
apply
Cr(VI)
removal
wastewater.
The
PBC
was
characterized
using
FTIR,
SEM-EDX,
BET
surface
area,
pH
Abstract
The
presence
of
dyes
in
wastewater
poses
a
significant
environmental
challenge
due
to
their
permanence
toxicity
and
potential
harm
ecosystems.
Because
high
porosity
adjustable
characteristics,
metal‐organic
frameworks
(MOFs)
have
become
attractive
materials
for
effective
dye
removal.
Among
various
MOFs,
zeolitic
imidazolate
(ZIFs)
garnered
attention,
especially
ZIF‐8,
its
excellent
stability,
porosity,
pore
size
remarkable
adsorption
capacity.
This
review
article
provides
comprehensive
overview
recent
advances
the
implementation
ZIF‐8
composites
removal
pollutants
from
wastewater.
synthesis
methods,
structural
characteristics
performance
are
discussed.
Furthermore,
impact
different
factors
such
as
pH,
temperature,
concentration,
contact
time
etc.
were
also
highlighted.
Moreover,
detailed
mechanism
was
Finally,
current
challenges
future
perspectives
production
based
on
presented.
Environmental Technology & Innovation,
Год журнала:
2023,
Номер
32, С. 103446 - 103446
Опубликована: Ноя. 1, 2023
The
ecological
balance
of
natural
water
reservoirs
has
been
disrupted
by
pollutants
generated
from
agricultural,
industrial,
and
human
activities,
resulting
in
significant
impacts
on
safety
environmental
security.
Metal-organic
framework
(MOF)
composites
have
emerged
as
an
environmentally
friendly
alternative
to
traditional
adsorbents.
These
MOF
exhibit
remarkable
capabilities
for
the
effective
removal
harmful
organic
aqueous
solutions.
This
review
aims
critically
examine
recent
advancements
developing
MOFs-based
adsorbents
photocatalysts
eliminating
pollutants.
begins
providing
a
comprehensive
overview
various
synthesis
methods
composites,
including
solvothermal,
hydrothermal,
microwave-assisted,
mechanochemical
techniques.
Each
method
is
thoroughly
explained,
highlighting
their
respective
advantages
disadvantages.
Furthermore,
investigates
interaction
mechanisms
between
MOFs
pollutants,
specifically
emphasizing
MOF-carbon,
MOF-metallic
semiconductor,
MOF-polymer-based
composites.
detailed
analysis
sheds
light
adsorption
degradation
these
new
innovative
materials.
Importantly,
this
paper
not
only
summarizes
current
state
but
also
discusses
challenges
associated
with
large-scale
production
practical
utilization.
major
issue
addressed
utilizing
powdered
form,
which
presents
handling
separation
difficulties.
To
tackle
issue,
proposes
potential
solutions
enhance
practicality
applicability
applications.
Overall,
contributes
ongoing
efforts
aimed
at
achieving
sustainable
treatment.
