Results in Engineering,
Год журнала:
2023,
Номер
20, С. 101420 - 101420
Опубликована: Сен. 25, 2023
Nano
zero-valent
iron
(nZVI),
bimetallic
nano
iron-copper
(Fe0–
Cu),
and
fava
bean
activated
carbon-supported
(AC-Fe0-Cu)
are
synthesized
characterized
using
DLS,
zeta
potential,
FT-IR,
XRD,
SEM.
The
maximum
removal
capacity
is
demonstrated
by
Fe0–Cu,
which
estimated
at
413.98
mg/g
pH
7,
180
min
of
contact
duration,
120
rpm
shaking
speed,
ambient
temperature,
100
ppm
C.V.
dye
solution,
1
g/l
dosage.
elimination
capability
the
H2SO4
chemical
AC-Fe0-Cu
adsorbent
415.32
under
same
conditions
but
with
a
150
solution.
H3PO4
achieves
350
solution
1.5
Optimal
for
efficiency
determined
varying
(3–9),
time
intervals
(15–180
min),
initial
concentrations
(25–1000
ppm).
Kinetic
isothermal
models
used
to
fit
results
concentration
experiments.
intra-particle
model
yields
best
AC-
AC-Fe0-Cu,
corrected
R-Squared
values
0.9656,
0.9926,
0.964,
respectively.
emphasize
significance
physisorption
chemisorption
in
outcomes.
Response
surface
methodology
(RSM)
artificial
neural
networks
(ANN)
employed
optimize
efficiency.
RSM
facilitates
numerical
optimization,
while
ANN
optimized
moth
search
algorithm
(MSA)
optimal
results.
To
establish
a
new
method
for
detecting
crystal
violet
(CV),
harmful
dye,
herein,
genre
of
novel
biomass
carbon
dots
(CDs)
was
synthesized
via
microwave
and
employed
as
fluorescent
probe,
in
which
water
spinach
polyethylene
glycol
(PEG)
performed
raw
materials.
Based
on
the
inner
filter
effect
(IFE)
between
luminescent
CDs
CV,
blue
emission
this
probe
at
430
nm
could
be
quenched
by
CV.
Hence,
strategy
proposed
to
selectively
determine
CV
aquaculture
ambient.
Moreover,
under
optimal
experiment
conditions,
showed
good
linearity
concentration
(c)
fluorescence
quenching
rate
(ΔF/F
Results in Engineering,
Год журнала:
2023,
Номер
20, С. 101420 - 101420
Опубликована: Сен. 25, 2023
Nano
zero-valent
iron
(nZVI),
bimetallic
nano
iron-copper
(Fe0–
Cu),
and
fava
bean
activated
carbon-supported
(AC-Fe0-Cu)
are
synthesized
characterized
using
DLS,
zeta
potential,
FT-IR,
XRD,
SEM.
The
maximum
removal
capacity
is
demonstrated
by
Fe0–Cu,
which
estimated
at
413.98
mg/g
pH
7,
180
min
of
contact
duration,
120
rpm
shaking
speed,
ambient
temperature,
100
ppm
C.V.
dye
solution,
1
g/l
dosage.
elimination
capability
the
H2SO4
chemical
AC-Fe0-Cu
adsorbent
415.32
under
same
conditions
but
with
a
150
solution.
H3PO4
achieves
350
solution
1.5
Optimal
for
efficiency
determined
varying
(3–9),
time
intervals
(15–180
min),
initial
concentrations
(25–1000
ppm).
Kinetic
isothermal
models
used
to
fit
results
concentration
experiments.
intra-particle
model
yields
best
AC-
AC-Fe0-Cu,
corrected
R-Squared
values
0.9656,
0.9926,
0.964,
respectively.
emphasize
significance
physisorption
chemisorption
in
outcomes.
Response
surface
methodology
(RSM)
artificial
neural
networks
(ANN)
employed
optimize
efficiency.
RSM
facilitates
numerical
optimization,
while
ANN
optimized
moth
search
algorithm
(MSA)
optimal
results.
