Donor–Acceptor Pyrrolo[3,2-b]pyrrolyl- and Dibenzothiophene-Containing Microporous Polymeric Frameworks for Photocatalytic Organic Pollutant Degradation
ACS Applied Polymer Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 10, 2025
Язык: Английский
Insight into the Enhanced Removal of U(VI) with Fe–Ni Bimetallic Particles Loaded on Biochar
Langmuir,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 24, 2025
This
work
develops
Fe–Ni
particles
loaded
on
biochar
(Fe–Ni/BC)
to
remove
U(VI)
efficiently.
bimetallic
(BC)
can
improve
stability
and
reactivity,
the
mesoporous
structure
of
BC
effectively
reduce
Fe0
aggregation.
The
removal
ability
Fe–Ni/BC
is
higher
than
that
Fe–Ni,
BC,
Fe/BC.
With
aid
kinetics
isotherms,
data
were
fitted
by
pseudo-second-order
kinetic
model
(R2
≥
0.999)
Langmuir
0.94).
Meanwhile,
exhibited
largest
capacity
250.78
mg/g
for
at
pH
5.0
a
temperature
303
K.
Removing
uranium
using
was
carried
out
in
following
steps:
First,
solution
sorbed
onto
surface
through
chemical
bonds.
Second,
Fe(II)
contributed
reduction
process.
At
same
time,
formed
primary
cell
underwent
electron
transfer.
Moreover,
Ni0
adsorbed
H2
generated
corrosion,
forming
Ni–H
prevent
agglomeration
U(VI).
results
indicate
enhance
sorption-reduction
synergistic
effect.
offers
valuable
insights
into
design
nanomaterials
environmental
remediation
contamination.
Язык: Английский
Metal Free Innovative Approach for the Removal of Methylene Blue from Simulated Water Sample by Novel Porphyrin Based Photocatalyst
Optical Materials,
Год журнала:
2025,
Номер
160, С. 116757 - 116757
Опубликована: Фев. 3, 2025
Язык: Английский
Conjugated microporous polymers for task‐specific photocatalysis
Polymer International,
Год журнала:
2024,
Номер
unknown
Опубликована: Ноя. 29, 2024
Abstract
Conjugated
microporous
polymers
(CMPs),
distinguished
by
their
extended
π
‐conjugated
backbones,
nontoxicity
and
micropore
characteristics,
provide
notable
benefits
in
the
development
of
heterogeneous
catalysis
systems
for
task‐specific
transformations.
This
review
aims
to
summarize
up‐to‐date
advances
field
photocatalysis
CMPs,
with
a
particular
focus
on
applications
CMPs
photocatalytic
hydrogen
precipitation,
pollutant
degradation
organic
transformation
last
5
years.
Meanwhile,
this
also
summarizes
major
challenges
gives
suggestions
feasible
direction
development.
©
2024
Society
Chemical
Industry.
Язык: Английский
Self-assembly of ZnO-Biochar/Kaolinite/Chitosan/GO with 1D/2D/3D heterojunctions for enhanced removal of estrogens and triclosan in water
BMC Chemistry,
Год журнала:
2024,
Номер
18(1)
Опубликована: Дек. 18, 2024
This
Study
focuses
on
the
preparation
of
sustainable
and
efficient
Chitosan
catalyst
for
removal
three
organic
pollutants,
17β-Estradiol
(E2),
17α-ethynyl
estradiol
(EE2)
triclosan
(TCS)
from
water.
The
prepared
nanocomposites
were
characterized
by
different
techniques
which
confirmed
presence
key
components
Chitosan,
Carica
Papaya
seed
Kaolinite.
optical
characterization
proved
nanocomposite
is
photoactive
with
a
band
gap
1.81
eV
1.77
Chitosan/kaolinite
biochar
(CS/KBC)
biochar/GO
(CS/KBC/GO)
respectively,
confirming
ability
to
be
active
in
visible
light
region
spectrum.
degradation
experiment
using
CS/KBC/GO
was
observed
better
100%
5
mg/L
E2
EE2
over
60
min
97.8%
120
10
TCS
at
optimum
conditions
(pH
3
E2,
pH
7).
It
that
superoxide
radical
played
major
role
contaminants.
Furthermore,
four
cycles
without
any
decrease
performance,
rules
out
question
deactivation
proving
sustainability
catalyst.
toxicity
test
shows
water
safe
as
it
does
not
harm
cerio
daphnia
silvestrii
organism.;
efficiently
removed
micropollutants
real-life
waste
samples
performance
very
good
slight
wastewater
due
complex
matrix
sample
competes
site.
Язык: Английский