Luminescence,
Journal Year:
2025,
Volume and Issue:
40(5)
Published: May 1, 2025
ABSTRACT
Polymer
nanocomposites
have
garnered
significant
interest
for
their
potential
in
different
applications.
Precise
control
over
structural,
optical,
and
electrical
properties
using
hybrid
ZnO/Cu
NPs
fillers
is
crucial
optimizing
performance
these
To
address
this
need,
herein,
we
investigate
the
effect
of
zinc
oxide
(ZnO)
copper
(Cu)
nanoparticles
(NPs)
on
dielectric/electrical
polyethylene
(PEO)
polyvinylpyrrolidone
(PVP)
blends.
The
were
synthesized
by
incorporating
1.5
wt%
ZnO
varying
concentrations
Cu
(1.0%
3.0%)
into
PVP/PEO
matrix.
prepared
films
characterized
FTIR,
XRD,
UV/Vis
spectroscopy,
dielectric
analysis,
impedance
spectroscopy.
FTIR
XRD
analyses
indicated
structural
changes,
including
reduced
crystallinity
improved
polymer–nanofiller
interactions.
Optical
measurements
revealed
a
redshift
absorption
edge
decrease
optical
band
gap,
with
values
shifting
from
4.89
eV
(direct)
3.99
(indirect)
to
4.16
2.13
eV,
respectively.
Dielectric
analysis
showed
enhanced
constants
interfacial
polarization
effects,
while
AC
conductivity
demonstrated
an
increase
conductivity.
Nyquist
plot
confirmed
bulk
resistance
higher
filler
concentrations.
These
findings
underscore
applications
optoelectronic
devices
sensors.
Materials & Design,
Journal Year:
2024,
Volume and Issue:
241, P. 112930 - 112930
Published: April 12, 2024
Nowadays,
one
of
the
most
promising
and
significant
challenges
for
our
society
is
achieving
highly
efficient
energy
utilization.
To
address
upcoming
demands
in
applications,
which
demonstrate
considerable
potential
future
trends,
continuous
efforts
are
necessary
to
develop
improved
higher-performing
inorganic
multifunctional
nanomaterials.
Multifunctional
nanomaterials
have
been
extensively
researched
meet
requirements
various
applications
or
enhance
them
further.
Specific
attention
given
advanced
storage,
conservation,
transmission,
conversion
strongly
rely
on
optical,
mechanical,
thermal,
catalytic,
electrical
properties
materials.
At
nanometer-scale
range,
triboelectric,
piezoelectric,
thermoelectric,
electrochromic,
photovoltaic
materials
made
contributions
numerous
sector
applications.
Functional
possess
unique
properties,
including
excellent
thermal
conductivity,
chemical
stability,
a
large
surface
area,
their
competitiveness
energy-related
Herein,
recent
research,
development,
advances
performance
discussed,
highlighting
how
devices
combine
functionalities
In
this
manner,
we
aim
provide
insights
into
elucidate
ongoing
research
currently
facing
field.
Energy Conversion and Management X,
Journal Year:
2024,
Volume and Issue:
22, P. 100547 - 100547
Published: Feb. 16, 2024
In
the
modern
era,
inaccessibility
of
safe
drinking
water
has
become
a
hot
issue.
this
regard,
industrial
chemicals
are
one
most
well
known
pollutants
that
disturb
quality
and
make
it
flabby
for
comsumption.
Amongst
these
pollutants,
methylene
blue
is
noxious,
persistent,
oncogenic,
as
posing
severe
risk
to
human
health
environmental
protection.
This
frequently
found
in
natural
reserviors,
which
turn
out
be
hazard
beings
other
organisms.
So,
necessary
introduce
efficient
eco-friendly
techniques
eliminating
organic
dyes
from
wastewater.
To
meet
goal,
photodegradation
been
reliable
approach
removal
dyes.
It
can
completely
mineralize
into
nontoxic
species
cost-effective
way.
article
helps
readers
who
interested
exploring
their
expertise
research
area.
our
study,
we
address
both
fundamental
principles
explore
application
polymer-supported
nanomaterials
pollutant
degradation.
Our
study
addressed
critical
parameters
like
irradiation
time,
oxidants,
scavengers,
pH,
catalyst
dosages,
importantly,
role
reactive
oxygen
degradation
provides
concise
overview
photocatalysis,
including
mechanisms,
reaction
schemes,
end
products
dye
also
discusses
future
outlook
consuming
on
an
scale.
Additionally,
categorizes
approaches
developing
photocatalytic
Advanced Sustainable Systems,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 17, 2025
Abstract
Despite
significant
advancements
in
noble
metal‐free
trimetallic
MOF‐based
electrocatalysts
for
efficient
oxygen
evolution
reaction
(OER),
limited
attention
is
given
to
identify
which
metal
will
play
most
role
controlling
OER
performance.
Thus,
address
this
gap,
herein
ternary
metallic
(FeCoMn)
squarate‐based
MOF
via
a
solvothermal
approach
synthesized.
Additionally,
machine
learning
(ML)
algorithms
are
employed
on
experimental
datasets
during
synthesis
strategy
optimize
concentrations
more
swiftly
and
efficiently
design
highly
squarate
electrocatalysts.
Interestingly,
ML
optimization
has
identified
Fe
as
key
element
significantly
influencing
efficacy.
To
further
boost
efficacy,
ML‐optimized
FeCoMn
drop‐casted
onto
conductive
electrospun
polycaprolactone
(PC)
nanofibers,
facilitating
smooth,
uniform
flow
of
ions
electrons
across
the
entire
surface,
maximizing
exposed
active
sites,
all
anchored
sponge‐like
Ni
foam
(NF)
substrate.
Results
reveal
that
FeCoMn/PC
displays
high
electrocatalytic
activity
with
lower
overpotential
(170
mV
at
current
density
10
mA
cm
−2
),
Tafel
slope
66.6.8
dec
−1
,
compared
(overpotential
180
mV,
89.3
).
best
knowledge,
first
time
optimized
FeCoMn/PC‐based
electrocatalyst
reported.
Processes,
Journal Year:
2025,
Volume and Issue:
13(4), P. 994 - 994
Published: March 26, 2025
Polymer
nanocomposites
(PNCs)
are
a
versatile
class
of
materials
known
for
their
enhanced
mechanical,
thermal,
electrical,
and
barrier
properties,
with
the
latter
referring
to
resistance
against
permeation
gases
liquids.
Achieving
optimal
nanoparticle
dispersion
within
polymer
matrix
is
essential
fully
realizing
these
advantages.
This
study
investigates
strategies
improving
examines
impact
controlled
on
resulting
nanocomposite
properties.
Various
methods,
including
in
situ
polymerization,
twin
screw
extrusion,
sol–gel
processes,
surface
modification,
solution
casting,
advanced
compounding
techniques
such
as
additive
manufacturing
self-healing
composites
were
explored
enhance
improve
compatibility
between
nanoparticles
polymers.
The
synergy
improved
functionalities—such
increased
mechanical
strength,
thermal
stability,
conductivity,
chemical
resistance—makes
highly
valuable
industrial
applications
sectors
automotive,
aerospace,
electronics,
pharmaceuticals,
packaging
industries.
key
recommendations
based
our
findings
highlight
how
customized
can
address
specific
challenges,
fostering
innovation
science
engineering.
