Sustainable Chemistry for the Environment,
Год журнала:
2023,
Номер
2, С. 100019 - 100019
Опубликована: Июнь 28, 2023
This
study
aimed
to
synthesize
chitosan
crosslinked
by
sodium
tripolyphosphate
with
different
concentrations
and
optimize
it
for
Ni(II)
adsorption
in
a
batch
system.
The
BET
analysis
the
solubility/swelling
test
showed
that
as
crosslinking
degree
increased,
surface
area
total
pore
volume
decreased
while
physicochemical
properties
improved.
effect
of
initial
pH
temperature
on
was
studied
system,
thermodynamic
parameters
were
calculated.
In
order
enhance
capacity
chitosan,
Response
Surface
Methodology
(RSM)
employed
establish
correlation
between
two
independent
experimental
factors,
namely
degree,
capacity.
By
manipulating
these
aim
chitosan.
constructed
model
well-aligned
data
an
R2
=
96.05%.
According
model,
31.94
mg/g
could
be
achieved
at
7.21
2.93%
(w/v).
Among
isotherm
models
investigated,
Langmuir
found
more
appropriate
studying
maximum
beads
>
beads.
mechanism
also
investigated
using
FT-IR
SEM-EDS
techniques,
implying
amine
groups
primary
sites
metal
ions
uptake
well
reaction.
A
mixture
NaCl
H2SO4
release
sorbed
from
STPP-CB5%
recovery
83%
after
one
sorption-desorption
cycle.
Nano-Structures & Nano-Objects,
Год журнала:
2023,
Номер
36, С. 101050 - 101050
Опубликована: Окт. 1, 2023
Rapid
industrialization
and
urbanization
emphasized
water
purification
the
production
of
carbon-neutral
fuels.
State-of-the-art
technology
that
is
low-cost,
long-lasting,
easy
to
implement
required
address
these
issues.
In
this
context,
substantial
developments
in
green
synthesis
have
provided
a
more
efficient,
effective,
affordable
procedure.
One
possible
paradigm
worth
considering
circular
system
purifies
produces
biomass.
Titanium
dioxide-based
photocatalysts
(TPs)
can
be
great
tool
due
their
outstanding
properties,
which
modified
for
improving
photocatalytic
activities
various
advanced
oxidation
process
applications.
recent
years,
there
has
been
significant
increase
attention
given
development
environmentally
sustainable
TPs.
A
comprehensive
analysis
nearly
300
academic
articles
study
revealed
shortcomings
effectively
utilizing
The
primary
objective
paper
was
gaps
need
filled
order
ensure
efficient
utilization
TPs
wastewater
treatment.
Accordingly,
comprehensively
reviewed
TiO2's
features,
including
structure,
methods,
activities,
mechanism,
structure
modifications,
applications,
treatment
cost
analysis,
catalysts
reuse
Finally,
sustainability
technique
achieve
goal
economy,
concept
waste-to-resource
introduced.
implementation
aforementioned
approach
may
serve
as
valuable
means
achieving
outcomes
field
