Advanced Functional Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Сен. 9, 2024
Abstract
The
rapid
development
of
the
Internet
Things
has
led
to
numerous
functional
electronic
devices,
making
it
a
significant
challenge
provide
power
for
these
distributed
devices.
Triboelectric
self‐power
technology
is
ideal
smart
devices
due
its
material
diversity
and
high
energy
efficiency.
However,
traditional
triboelectric
materials
have
weak
electrostatic
induction
their
low
dielectric
constant.
Additionally,
thermionic
emission
effect
reduces
electric
output
in
temperatures,
limiting
applications.
This
study
designes
thermally
robust
aramid
with
constant
through
heat‐induced
cross‐linking
heterogeneous
interface
engineering.
novel
not
only
achieves
but
also
maintains
performance
across
wide
temperature
range.
process
enhances
interaction
between
nanofibers
Al
2
O
3
nanosheets,
significantly
improving
electrical
performance,
flame
retardance
material,
relative
increases
16‐fold.
nanogenerator
constructed
this
density
3.97
W
m
−2
,
at
260
°C.
Finally,
self‐powered
detection
system
collects
high‐temperature
gas
drives
sensors
designed.
research
presents
strategy
high‐performance
materials,
showing
potential
