Abstract
In
this
research,
a
sustainable
approach
to
augmenting
nanoporous
and
high‐capacity
adsorbents
widely
employed
in
amoxicillin
(AMX)
removal
from
pharmaceutical
wastewater
was
introduced
study.
Iron
oxide
particles
were
incorporated
into
tea
factory
waste
material
under
microwave
hydrothermal
carbonization,
aiming
produce
green
enhanced
magnetic
adsorbent
material.
The
chemical
structure,
morphology,
surface
charge
of
the
hydrochar
(MTWHC)
characterized.
results
show
that
synthesized
has
an
average
pore
diameter
1.90
nm.
value
SBET
measured
at
about
30.22
cm
2
/g
for
MTWHC.
Furthermore,
showed
remarkable
maximum
efficiency
93.8%,
highlighting
its
significant
potential
implementation
treatment.
Freundlich
isotherm
good
fit
experimental
data,
indicating
multilayer
adsorption
mechanism
is
responsible
compatibility
capacity
3.2047
mg/g
using
method.
This
not
only
introduces
environmentally
friendly
modification
used
but
also
highlights
as
innovative
additive
composite
matrices.
research
important
contribution
ongoing
development
advanced,
composites
with
lower
environmental
impact.
Journal of CO2 Utilization,
Год журнала:
2024,
Номер
83, С. 102799 - 102799
Опубликована: Май 1, 2024
This
study
embarks
on
the
synthesis
of
activated
carbon
(AC)
from
cashew
nut
shells
using
a
potassium
carbonate
(K2CO3)
activation
process,
with
specific
focus
its
practical
application
in
high-pressure
gas
adsorption.
Among
synthesized
samples,
MCAK85
emerged
as
most
efficient,
demonstrating
surface
area
1693
m2/g
and
total
micropore
volumes
0.839
cm3/g
0.641
cm3/g,
respectively.
Importantly,
this
bioorganic
exhibited
high
sorption
capacities
for
CO2
CH4,
uptake
values
11.0
mmol/g
5.5
at
10
bar
25°C,
CO2/CH4
selectivity
range
between
9.1
1.8.
A
comprehensive
characterization
techniques
were
employed
to
analyze
structural
chemical
properties
AC,
providing
valuable
insights
into
functional
groups
molecular
structure.
The
morphology
AC
was
examined
SEM,
while
point
zero
charge
determined
understand
characteristics.
Additionally,
TGA
utilized
assess
thermal
stability
composition
AC.
underscores
potential
utilizing
agricultural
waste,
specifically
shells,
creation
effective
materials
storage
purification
applications.
adsorption
capacity
produced
coupled
sustainable
eco-friendly
nature,
suitability
environmental
industrial
applications,
particularly
areas
focusing
greenhouse
capture
air
purification,
thereby
inspiring
further
research
development
field.
Food Research International,
Год журнала:
2025,
Номер
201, С. 115631 - 115631
Опубликована: Янв. 5, 2025
Xylooligosaccharides
(XOS),
short-chain
polymers
with
prebiotic
properties,
have
gained
significant
commercial
attention
over
the
past
few
decades
due
to
their
potential
as
nutraceutical
components.
Derived
from
lignocellulosic
biomass
(LCB),
XOS
serve
health
promoting
compounds
applications
across
multiple
sectors,
including
food
pharmaceutical
and
cosmetic.
This
comprehensive
review
provides
an
overview
of
production,
purification,
characterization,
quantification,
highlighting
derivation
various
sources
such
agricultural
waste,
agro-economical
forest
residues,
nutrient-dense
energy
crops.
The
production
involves
enzymatic
hydrolysis,
acid
steam
explosion,
each
offering
distinct
advantages
limitations
in
terms
cost-effectiveness
scalability
for
industrial
applications.
Methods
purification
chromatographic
techniques,
membrane
filtration,
capillary
electrophoresis
(CE)
enzyme-linked
immunosorbent
assay
(ELISA)
are
evaluated
based
on
efficiency
feasibility.
Characterization
techniques
nuclear
magnetic
resonance
(NMR)
spectroscopy,
high-performance
liquid
chromatography
(HPLC),
mass
spectrometry
(MS)
provide
detailed
insight
into
structure
composition.
Conclusively,
promising
biological
macromolecules
scientific
interest
diverse
cos-effective
large-scale
production.
RSC Advances,
Год журнала:
2025,
Номер
15(4), С. 2840 - 2849
Опубликована: Янв. 1, 2025
Microbially
induced
calcium
carbonate
precipitation
(MICP)
has
emerged
as
a
promising
technique
for
environmental
remediation,
particularly
heavy
metal
removal.
This
study
explores
the
potential
of
MICP
Cr(iii)
removal,
analyzing
effects
temperature,
pH,
source
addition,
and
initial
concentration
on
removal
efficiency.
The
results
show
that
can
be
efficiently
removed
with
rate
approaching
100%
under
optimal
conditions
(25
°C,
pH
7.0,
1.0
g
CaCl2).
presence
induces
transformation
CaCO3
crystals
from
calcite
to
spherulitic
aragonite,
forming
Cr-bearing
compounds
hydroxides.
provides
insights
into
mechanisms
MICP-mediated
highlighting
its
feasibility
effectiveness
large-scale
remediation
offering
an
economical
environmentally
friendly
solution
Cr
contamination.
