Small,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 16, 2025
The
development
of
diverse
microstructures
has
substantially
contributed
to
recent
progress
in
high-performance
electromagnetic
wave
(EMW)
absorption
materials,
providing
a
versatile
platform
for
the
modulation
properties.
Exploring
multidimensional
and
developing
tailored
gentle
strategies
their
precise
optimization
can
address
current
challenges
posed
by
relatively
unclear
underlying
mechanisms.
Here,
series
2D/1D
heterogeneous
NiO@PPy
composites
featuring
hollow
hierarchical
are
successfully
synthesized
using
straightforward
strategy
combining
sacrificial
templating
with
chemical
oxidative
polymerization.
This
offers
facile
effective
approach
fine-tune
microstructure
adjusting
thickness
polypyrrole
(PPy)
coating.
enables
continuous
dielectric
properties
specific
maximize
EMW
absorption.
Remarkably,
optimized
composite
demonstrates
an
ultrathin
2.3
mm,
wide
band
spanning
5.89
GHz,
strong
intensity
-71.65
dB
at
minimal
loading
only
10
wt.%.
proposed
mild
controllable
preparation
not
provides
insights
further
tailoring
optimal
structures
enhance
capacity,
but
also
enriches
exploration
mechanisms
from
perspective
regulation.
Small,
Journal Year:
2024,
Volume and Issue:
20(48)
Published: Aug. 29, 2024
Heterogeneous
interfacial
engineering
has
garnered
widespread
attention
for
optimizing
polarization
loss
and
enhancing
the
performance
of
electromagnetic
wave
absorption.
A
novel
Kirkendall
effect-assisted
electrostatic
self-assembly
method
is
employed
to
construct
a
metal-organic
framework
(MOF,
MIL-88A)
decorated
with
Ni-Fe
layered
double
hydroxide
(LDH),
forming
multilayer
nano-cage
coated
Ti
Nano-Micro Letters,
Journal Year:
2024,
Volume and Issue:
17(1)
Published: Sept. 27, 2024
Abstract
Currently,
the
demand
for
electromagnetic
wave
(EMW)
absorbing
materials
with
specific
functions
and
capable
of
withstanding
harsh
environments
is
becoming
increasingly
urgent.
Multi-component
interface
engineering
considered
an
effective
means
to
achieve
high-efficiency
EMW
absorption.
However,
modulation
has
not
been
fully
discussed
great
potential
in
field
In
this
study,
multi-component
tin
compound
fiber
composites
based
on
carbon
(CF)
substrate
were
prepared
by
electrospinning,
hydrothermal
synthesis,
high-temperature
thermal
reduction.
By
utilizing
different
properties
substances,
rich
heterogeneous
interfaces
are
constructed.
This
effectively
promotes
charge
transfer
enhances
interfacial
polarization
conduction
loss.
The
SnS/SnS
2
/SnO
/CF
abundant
have
exhibit
excellent
absorption
at
a
loading
50
wt%
epoxy
resin.
minimum
reflection
loss
(RL)
−
46.74
dB
maximum
bandwidth
5.28
GHz.
Moreover,
composite
coatings
exhibited
long-term
corrosion
resistance
Q235
steel
surfaces.
Therefore,
study
provides
strategy
design
complex
environments.
