Water,
Год журнала:
2024,
Номер
16(18), С. 2697 - 2697
Опубликована: Сен. 23, 2024
Anaerobically
digested
sludge-derived
biochar
was
produced
through
pyrolysis
at
700
°C,
called
BC700.
BC700
characterized
using
a
scanning
electron
microscope
(SEM),
X-ray
diffractometer
(XRD),
Fourier-transform
infrared
spectroscopy
(FTIR),
and
the
Brunauer–Emmett–Teller
(BET)
method.
The
factors
influencing
adsorption
process
mechanism
involved
in
adsorbing
tricyclazole
2,4-D
single
binary
systems
were
revealed.
theoretical
maximum
capacities
of
for
system
11.86
mg/g
7.89
mg/g,
respectively.
In
system,
saturated
adsorptive
5.27
3.20
by
BC700,
whether
or
systems,
matched
closely
with
Freundlich
isotherm
pseudo-second-order
model.
This
study
indicates
that
anaerobically
is
potentially
valuable
removing
pesticide
contamination
surface
water.
Scientific Reports,
Год журнала:
2025,
Номер
15(1)
Опубликована: Янв. 6, 2025
This
study
explores
the
enhanced
adsorption
performance
of
activated
carbon
felt
(ACF)
for
Cu(II)
and
Cd(II)
ions,
achieved
using
a
dual-synergistic
approach
combining
MnO
coating
plasma
treatment.
ACF's
intrinsic
properties,
including
high
surface
area
(~
1000–2000
m²/g),
large
porosity,
excellent
mechanical
stability,
make
it
promising
material
environmental
applications.
However,
its
limited
functional
groups
hinder
efficiency
heavy
metals.
Conventional
acid
treatments,
though
effective
in
introducing
groups,
compromise
structural
integrity
pose
hazards.
The
non-thermal
method
addresses
these
challenges
by
oxygen-rich
species
without
harmful
chemicals,
preserving
material's
morphological
properties.
key
technologies,
such
as
inefficiencies
multi-contaminant
systems
adsorbent
degradation
through
plasma-aided
modifications.
synergistic
modification
enhances
leveraging
mechanisms
ion
exchange,
complexation,
co-precipitation.
Adsorption
experiments
revealed
maximum
capacities
163.39
mg/g
214.59
Cd(II),
with
an
extended
equilibrium
time
720
min
at
pH
5.
research
highlights
significance
strategies
developing
sustainable
efficient
metal
adsorbents,
contributing
to
advancements
wastewater
treatment
technologies.
Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Ноя. 28, 2024
This
study
details
the
synthesis
and
application
of
magnetic
copper
ferrite
(CuFe2O4)
nanoparticles
for
efficient
removal
acid
red
88
crystal
violet
dyes
from
aqueous
solutions.
Utilizing
a
combustion
method,
were
synthesized
with
succinic
malic
acids
as
fuels,
yielding
samples
crystallite
sizes
28.54
±
0.90
nm
sample
19.79
0.75
acid.
Optimum
conditions
found
at
pH
2
10
violet,
contact
time
80
min
an
adsorbent
dosage
0.05
g
in
100
mL
solution.
Under
these
conditions,
using
achieved
sorptive
capacities
452.49
mg/g
446.43
while
reached
408.16
374.53
mg/g,
respectively.
Both
adsorption
processes
followed
pseudo-second-order
kinetic
model
aligned
Langmuir
isotherm.
Thermodynamic
analysis
confirmed
process
exothermic
spontaneous.
Practical
trials
demonstrated
efficiencies
above
95%
both
real
wastewater
samples,
underscoring
method's
practical
potential
water
purification
applications.
