Langmuir,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 6, 2024
Metal-organic
framework
(MOF)
derived
spherical
porous
carbon
(SPC)
has
potential
application
value
in
the
field
of
adsorption
and
sustained
release
nitroimidazole
drugs.
This
work
used
MIL-53(Fe)
as
a
precursor
prepared
3-aminophenol-formaldehyde
resin
containing
crystals
using
advanced
Stöber
method,
followed
by
successful
preparation
SPC
(MSPC)
with
structure
both
micropores
mesopores
through
high-temperature
carbonization.
The
effects
doping
amount
on
sphericity
particle
size
MSPC
were
investigated.
drug
uptake
capacity
performances
for
metronidazole
(MNZ)
ornidazole
(ONZ)
assessed
batch
tests,
along
an
investigation
into
impact
varying
pH
levels
performances.
experimental
findings
revealed
that
loading
MNZ
ONZ
onto
achieved
111
120
mg/g,
respectively,
time
up
to
24
h.
process
adhered
Langmuir
isotherm
model
conformed
pseudo-second-order
kinetics
model,
whereas
mechanism
was
consistent
Korsmeyer-Peppas
model.
Furthermore,
cytotoxicity
cyclic
experiments
indicated
exhibited
good
biocompatibility
stability.
Therefore,
this
study
provides
new
ideas
development
carriers.
Langmuir,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Sept. 25, 2024
Various
industries
generate
a
large
amount
of
wastewater,
which
contains
soluble
organic
compounds
that
can
seriously
jeopardize
the
environment
and
human
health.
Therefore,
new
photocatalytic
materials
with
function
efficiently
degrading
pollutants
have
become
research
hotspot.
In
this
research,
bimetallic
metal-organic
frameworks
(MOFs)
core-satellite
structure
were
prepared
through
simple
one-pot
method
in
presence
polyvinylpyrrolidone
structure-directing
agent
crystal
size.
Also,
synergy
adsorption-catalytic
properties
MOFs
was
achieved
via
interaction
aluminum
iron
groups.
Meanwhile,
type
I
heterojunction
based
on
MIL-53(Al@Fe)-OH
realized
effective
separation
photogenerated
carriers.
Under
synergistic
degradation,
degradation
efficiency
methylene
blue
(MB)
nearly
100%
after
adsorption
(of
2
h)
photocatalysis
h),
removal
rate
MB
still
reached
90.43%
five
cycles.
This
study
provides
strategy
for
construction
MOF
structures
efficient
adsorption-catalyzed
environmental
pollutants.
Zeitschrift für Physikalische Chemie,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Sept. 6, 2024
Abstract
Biodegradable
(green)
materials
have
been
gained
momentous
attention
and
extensively
used
for
environmental
restoration
as
a
result
of
recent
legislations.
The
current
study
involved
treating
Pithecellobium
dulce
seed
pod
(PSD)
powder
with
acetic
acid
to
look
examined
the
possibility
using
treated
P.
(PD)
remove
Reactive
Red
195-A
from
its
aqueous
solution.
material
was
characterized
by
scanning
electron
microscopy
(SEM),
Fourier
transform
infrared
spectroscopy
(FT-IR),
differential
thermal
analysis
(DTA),
thermo
gravimetric
(TGA).
Different
constraining
factors,
such
dye
concentration,
temperature,
contact
time,
solution
pH,
sorbent
dose
were
batch
adsorption
trials.
Further,
Freundlich
Temkin,
alongside
Langmuir
equations
employed
analyze
different
isotherms.
results
showed
that
Temkin
isotherm
found
be
validated
experimental
findings
on
RRD
prepared
adsorbent.
exposed
adsorbing
process
tailed
pseudo-second
order
kinetic
model,
demonstrated
correlation
coefficient
R
2
greater
than
0.90.
According
thermodynamic
investigations,
endothermic
took
place
spontaneously.
suggested
PD
plant
might
cheaper
substitute
chemical
adsorbents
dyes.
Langmuir,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 6, 2024
Metal-organic
framework
(MOF)
derived
spherical
porous
carbon
(SPC)
has
potential
application
value
in
the
field
of
adsorption
and
sustained
release
nitroimidazole
drugs.
This
work
used
MIL-53(Fe)
as
a
precursor
prepared
3-aminophenol-formaldehyde
resin
containing
crystals
using
advanced
Stöber
method,
followed
by
successful
preparation
SPC
(MSPC)
with
structure
both
micropores
mesopores
through
high-temperature
carbonization.
The
effects
doping
amount
on
sphericity
particle
size
MSPC
were
investigated.
drug
uptake
capacity
performances
for
metronidazole
(MNZ)
ornidazole
(ONZ)
assessed
batch
tests,
along
an
investigation
into
impact
varying
pH
levels
performances.
experimental
findings
revealed
that
loading
MNZ
ONZ
onto
achieved
111
120
mg/g,
respectively,
time
up
to
24
h.
process
adhered
Langmuir
isotherm
model
conformed
pseudo-second-order
kinetics
model,
whereas
mechanism
was
consistent
Korsmeyer-Peppas
model.
Furthermore,
cytotoxicity
cyclic
experiments
indicated
exhibited
good
biocompatibility
stability.
Therefore,
this
study
provides
new
ideas
development
carriers.
