Advanced Science,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 11, 2025
Abstract
Hearing
loss
is
among
the
most
prevalent
sensory
impairments
globally.
aids
assist
individuals
with
hearing
in
perceiving
sound
more
effectively,
serving
as
essential
tools
for
reconnecting
them
world.
Herein,
an
MXene/Polyvinyl
Alcohol
sensor
(MPSS)
capable
of
recognizing
weak
signals
developed.
It
can
not
only
recognize
different
speech
and
properties
but
also
show
good
stability
process
long‐term
recording.
In
addition,
by
combining
machine
learning,
accuracy
rate
voiceprint
recognition
wildlife
conservation
up
to
99%,
underscoring
its
practical
significance
protection.
Utilizing
piezoresistive
effects,
a
aid
detection
threshold
60
dB
frequency
range
20–4000
Hz
achieved,
which
provides
feasible
scheme
aids.
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 8, 2024
Abstract
Hydrogels/organohydrogels
show
promise
for
flexible,
intelligent
electromagnetic
interference
(EMI)
shielding,
yet
simultaneously
achieving
absorption‐dominated
shielding
performance,
excellent
mechanical
properties
and
multi‐mode
responsiveness
remains
challenging.
This
study
presents
a
microcapacitor
network
strategy
as
an
alternative
to
the
traditional
conductive
percolation
EMI
materials.
Paraffin‐nanoclay/MXene
core‐shell
microspheres
are
uniformly
integrated
into
hydrogel
matrix
via
in
situ
polymerization,
forming
where
microsphere
shells
serve
capacitor
plates
dielectric
layers,
respectively.
Microcurrents
interfacial
polarization
at
plates,
along
with
dipole
within
layer,
significantly
promote
EM
wave
attenuation
(absorption
coefficient
>0.7).
Meanwhile,
abundant
hydrogen
bonds
paraffin
phase
synergistically
enhance
strength
(≈0.64
MPa)
stretchability
(elongation
break
>
1000%).
Due
solid‐liquid
transition
of
microspheres,
organohydrogel
exhibits
unique
ability
retain
high‐temperature
performance
room
temperature.
feature
enhances
room‐temperature
effectiveness
enables
responsiveness.
Under
same
deformation
mode,
it
programmable
regulation
response
different
external
stimuli,
following
changes
or
simulating
changes.
Nanomaterials,
Journal Year:
2025,
Volume and Issue:
15(2), P. 98 - 98
Published: Jan. 9, 2025
Although
materials
with
infrared
camouflage
capabilities
are
increasingly
being
produced,
few
applications
exist
in
clothing
fabrics.
Here,
graphene/MXene-modified
fabric
superior
camouflage,
Joule
heating,
and
electromagnetic
shielding
all
one
was
prepared
by
simply
scraping
a
graphene
slurry
onto
alkali-treated
cotton
fabrics,
followed
spraying
MXene.
The
functionality
of
the
modified
fabrics
after
different
treatment
times
then
tested
analyzed.
results
indicate
that
mid-infrared
emissivity
decreases
an
increase
coating
When
at
loads
5
1.2
mg/cm2,
respectively,
have
very
low
3–5
8–14
μm
bands,
surface
temperature
can
be
reduced
53.1
°C
when
placed
on
heater
100
(surface
radiation
95
°C).
also
demonstrates
excellent
heating
capabilities;
4
V
power,
91.7
may
reached
30
s.
In
addition,
customized
exhibit
strong
performance.
By
folding
cloth,
interference
shield
effect
increased
to
64.3
dB.
With
their
thermal
management,
performance,
found
extensive
use
intelligent
wearables
military
applications.
Nanoscale,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
The
study
investigates
the
structural
design
of
Ti
3
C
2
T
x
PVA
composites
in
hydrogel,
aerogel,
and
film
forms,
showing
that
EMI
shielding
mechanical
properties
are
influenced
by
composite's
configuration
areal
density.
