Advanced Materials,
Год журнала:
2024,
Номер
36(24)
Опубликована: Март 12, 2024
Abstract
Modern
human
civilization
deeply
relies
on
the
rapid
advancement
of
cutting‐edge
electronic
systems
that
have
revolutionized
communication,
education,
aviation,
and
entertainment.
However,
electromagnetic
interference
(EMI)
generated
by
digital
poses
a
significant
threat
to
society,
potentially
leading
future
crisis.
While
numerous
efforts
are
made
develop
nanotechnological
shielding
mitigate
detrimental
effects
EMI,
there
is
limited
focus
creating
absorption‐dominant
solutions.
Achieving
EMI
shields
requires
careful
structural
design
engineering,
starting
from
smallest
components
considering
most
effective
wave
attenuating
factors.
This
review
offers
comprehensive
overview
structures,
emphasizing
critical
elements
design,
mechanisms,
limitations
both
traditional
shields,
common
misconceptions
about
foundational
principles
science.
systematic
serves
as
scientific
guide
for
designing
structures
prioritize
absorption,
highlighting
an
often‐overlooked
aspect
Advanced Functional Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Окт. 8, 2024
Abstract
Energy‐efficient
building
materials
are
eye‐catching
for
reducing
indoor
energy
consumption
via
eliminating
electromagnetic
interference
and
pollution,
controlling
the
thermal
transfer,
promoting
sunlight
harvesting
providing
a
comfortable
living
environment.
To
realize
broadband
microwave
shielding,
elaborate
control
of
microstructures
has
showed
great
potential
research
direction.
By
composition
regulation
structure
design
with
various
dimension,
synergistic
effects
including
conductive
networks,
interfacial
polarization,
magnetic
coupling,
dipole
dielectric‐magnetic
synergy,
can
significantly
improve
(EM)
shielding
capacity.
Thermal
management
conversion,
storage,
radiation,
conduction
enormous
in
enhancing
sustainability
efficiency
future
buildings.
Smart
windows
able
to
switch
optical
transmittance
colors,
which
is
contributed
saving
energy.
Herein,
this
review,
recent
progress
management,
smart
window
field
energy‐efficient
buildings
summarized,
from
aspects
materials,
mechanisms,
scenarios.
Further,
main
bottlenecks
problems
discussed,
opportunities
further
highlighted.
Advanced Functional Materials,
Год журнала:
2024,
Номер
34(52)
Опубликована: Авг. 27, 2024
Abstract
2D
materials
and
their
composites
with
electromagnetic
properties
are
becoming
increasingly
popular.
Obtaining
insight
into
the
nature
of
(EM)
response
manipulation
is
imperative
to
guide
scientific
research
technological
exploitation
at
such
a
critical
time.
From
this
perspective,
dielectric
genes
material
hybrids
have
been
highlighted
based
on
recent
literature.
This
endows
an
unlimited
possibility
manipulating
EM
response,
even
elevated
temperatures.
The
definitions
criteria
toward
systematically
clarified
summarized.
gene
categories
successfully
discriminated,
including
conduction
networks,
intrinsic
defects,
impurity
interfaces
in
composite,
temperature
evolution
revealed
detail.
More
importantly,
tuning
strategies
for
microwave
absorption,
shielding
effectiveness,
expanded
functions
thoroughly
discussed.
Finally,
significant
predictions
provided
multispectral
functions,
future
applications
multifunctional
exploration
anticipated.
Dielectric
will
open
unexpected
horizon
advanced
functional
coming
5G/6G
age,
providing
boost
promoting
environmental
protection,
devices,
next‐generation
smart
devices.
ACS Nano,
Год журнала:
2024,
Номер
18(4), С. 2906 - 2916
Опубликована: Янв. 22, 2024
Hydrogels
are
emerging
as
stretchable
electromagnetic
interference
(EMI)
shielding
materials
because
of
their
tissue-like
mechanical
properties
and
water-rich
porous
cellular
structures.
However,
achieving
high-performance
hydrogel
shields
remains
a
challenge
enhancing
conductivity
often
results
in
compromise
deformation
adoptability.
This
work
proposes
treatment
strategy
involving
sulfuric
acid/titanium
carbide
MXene,
which
can
simultaneously
enhance
the
stretchability
poly(3,4-ethylenedioxythiophene):poly(styrenesulfonate)
(PEDOT:PSS)/poly(vinyl
alcohol)
(PVA)
double-network
hydrogels.
Multiple
spectroscopic
characterizations
reveal
that
acid
promotes
linear
conformation
transition
PEDOT
molecular
chain,
while
MXene
increases
charge
delocalization
hydrogen
bond
cross-linking
sites.
The
hydrogels,
synthesized
with
combined
content
0.6
wt
%
PEDOT:PSS,
exhibit
an
average
X-band
EMI
SE
41
dB.
performance
is
sustained
at
94.5%,
even
following
stretching
release
strain
200%.
Interestingly,
found
to
linearly
increase,
reaching
value
99
dB
frequency
increased
26.5
GHz.
increase
attributed
enhanced
water
polarization
process,
supported
by
theoretical
calculations
impedance
attenuation
constant.
introduces
post-treatment
technique
optimizes
providing
deep
insights
into
mechanism
enabling
ultralow
conductive
filler
content.
Advanced Functional Materials,
Год журнала:
2024,
Номер
34(23)
Опубликована: Янв. 7, 2024
Abstract
The
incidence
of
large
bone
and
articular
cartilage
defects
caused
by
traumatic
injury
is
increasing
worldwide;
the
tissue
regeneration
process
for
these
injuries
lengthy
due
to
limited
self‐healing
ability.
Endogenous
bioelectrical
phenomenon
has
been
well
recognized
play
an
important
role
in
homeostasis
regeneration.
Studies
have
reported
that
electrical
stimulation
(ES)
can
effectively
regulate
various
biological
processes
holds
promise
as
external
intervention
enhance
synthesis
extracellular
matrix,
thereby
accelerating
Hence,
electroactive
biomaterials
considered
a
biomimetic
approach
ensure
functional
recovery
integrating
physiological
signals,
including
electrical,
biochemical,
mechanical
signals.
This
review
will
discuss
endogenous
bioelectricity
tissue,
effects
ES
on
cellular
behaviors.
Then,
recent
advances
materials
their
applications
are
systematically
overviewed,
with
focus
advantages
disadvantages
repair
performances
modulation
cell
fate.
Finally,
significance
mimicking
electrophysiological
microenvironment
target
emphasized
future
development
challenges
strategies
proposed.
Microchimica Acta,
Год журнала:
2024,
Номер
191(2)
Опубликована: Янв. 11, 2024
Abstract
The
initial
part
of
the
review
provides
an
extensive
overview
about
MXenes
as
novel
and
exciting
2D
nanomaterials
describing
their
basic
physico-chemical
features,
methods
synthesis,
possible
interfacial
modifications
techniques,
which
could
be
applied
to
characterization
MXenes.
Unique
parameters
make
them
attractive
for
many
practical
applications,
are
shortly
discussed.
Use
healthcare
applications
is
a
hot
scientific
discipline
discussed
in
detail.
article
focuses
on
determination
low
molecular
weight
analytes
(metabolites),
high
(DNA/RNA
proteins),
or
even
cells,
exosomes,
viruses
detected
using
electrochemical
sensors
biosensors.
Separate
chapters
provided
show
potential
MXene-based
devices
cancer
biomarkers
wearable
biosensors
monitoring
wide
range
human
activities.
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