ACS Applied Polymer Materials,
Journal Year:
2024,
Volume and Issue:
6(21), P. 13077 - 13088
Published: Oct. 17, 2024
An
ultrahigh-strength
textile
fiber-supported
Schiff
base
copper
complex
PEEK-SB@Cu(II)
was
prepared
by
chloromethylation
and
amination
of
a
commercially
available
poly(ether
ether
ketone)
(PEEK)
fiber,
followed
functionalization
acetate
chelation
treatment.
The
fibers
derived
from
the
preparation
stages
catalytic
runs
were
characterized
using
diverse
techniques
to
investigate
these
changes.
Moreover,
incorporated
with
NaBH4
presented
effective
photocatalytic
activities
for
fast
exhaustive
degradation
methyl
orange
in
an
aqueous
solution
rate
>99%
no
more
than
2
min.
corresponding
influencing
factors
screened
confirm
that
process
based
on
pseudo-first-order
reaction
kinetic
mode,
synergistic
mechanism
proposed
interpret
process.
Furthermore,
recyclability
stability
evaluated
over
5
long-term
storage
at
least
months,
practicability
this
methodology
spinning
basket
reactor
further
verified.
Heliyon,
Journal Year:
2025,
Volume and Issue:
11(1), P. e41636 - e41636
Published: Jan. 1, 2025
Recently,
researchers
have
used
silver
nanoparticles
(AgNPs)
coupled
with
humic
acid
(HA)
as
antimicrobial
agents.
Herein,
AgNPs
were
prepared
and
for
their
activities.
The
as-prepared
characterized
by
an
atomic
force
microscope
(AFM),
X-ray
powder
diffraction
(XRD),
zeta
potential,
sizer,
Fourier-transform
infrared
(FT-IR)
spectroscopy,
UV-VIS
spectrophotometer.
Moreover,
human
plasma,
varied
salt
concentrations,
pH
levels
stability
confirmation
using
a
antibacterial
activities
minimal
bactericidal
concentration
(MBC)
of
determined
disk
diffusion
broth
dilution
methods,
respectively,
against
identified
Staphylococcus
aureus,
Streptococcus
pyogene,
Pseudomonas
aeruginosa,
Escherichia
coli,
which
are
extracted
from
cow
dung.
AgNPs'
peak
in
the
UV-Vis
spectral
range
showed
maximal
absorption
at
415
nm.
displayed
distinctive
under
all
circumstances,
demonstrating
stability.
FT-IR
functional
groups
such
hydroxyl,
carboxylic
acids,
carbonyl,
ester,
ether
groups.
particles
face-centered
cubic
(FCC)
structure,
according
to
XRD.
had
spherical
shape,
high
negative
polydisperse
nature,
average
size
25.43
was
found
be
2.5
mg/mL,
MBC
AgNPs/HA
5
mg/mL.
result
indicated
that
as-synthesizedAgNPs/HA
more
effective
inhibiting
studied
microorganisms,
can
attributed
therapeutic
use
coated
acids.
Journal of low frequency noise, vibration and active control,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 6, 2025
It
is
important
to
put
in
place
a
reliable,
effective,
and
flexible
load
frequency
controller
order
guarantee
stability
the
microgrids
(µGs).
This
paper
presents
an
adaptive
control
(LFC)
for
isolated
µG
with
electric
vehicles
(EVs)
heat
pump
water
heater
(HPWH)
systems.
utilizes
balloon
effect
(BE)
identification
technique
along
sine
cosine
optimization
(SCO)
algorithm.
The
system
formulates
LFC
process
into
problem
that
accommodates
various
random
circumstances
during
control.
With
its
unique
use
of
SCO
+
BE
approach
application,
recommended
produces
highly
effective
response.
efficacy
suggested
evaluated
*under
conditions
changing
17
MW
uncertainties
parameters.
A
MATLAB
Simulink-based
digital
testing
environment
used
validate
results.
According
simulation
results,
proposed
effectively
stabilizes
power
islanded
µG.
comparative
study
conducted
between
method
other
strategies
(e.g.,
Jaya-based
conventional
integral
controller)
gauge
effectiveness.
Additionally,
positive
impact
controlled
loads,
such
as
EVs
HPWHs,
on
demonstrated.
