Scientific Reports,
Год журнала:
2025,
Номер
15(1)
Опубликована: Май 8, 2025
As
flexible
and
wearable
electronics
play
more
important
role
in
smart
watches,
glass
virtual
reality,
the
power
supply
to
have
been
revealed
attentions
for
long-term
usage
continuous
healthy
monitoring.
To
overcome
challenge,
self-powered
BTO-PVDF/PDMS
piezoelectric-triboelectric
electric
hybrid
generators
(BPP-HNG)
are
developed
human
gesture
monitoring
machine
interaction
(HMI)
application
without
external
supply.
BPP-HNG
based
on
BTO-PVDF
PDMS
films
prepared
by
sol-gel
spin-coating
method.
When
BTO
content
is
20
wt.%,
exhibits
better
electrical
performance
with
an
output
voltage
of
20.51
V.
A
real-time
system
designed
interaction,
which
able
control
motion
robot
finger
through
BPP-HNG.
could
monitor
recognize
various
gestures
real
time,
enabling
synchronization
between
hand
robot's
hand.
With
convergence
AI
technology
big
data,
HMI
expected
realize
potential
smarter
intuitive
interactions.
Advanced Electronic Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 22, 2025
Abstract
Liquid
metals
(LMs)
have
emerged
as
prominent
materials
for
flexible
pressure
sensing
owing
to
their
exceptional
conductivity
and
fluidity.
Typically,
external
loads
induce
changes
in
the
shape
volume
of
conductive
LM
pathways
achieve
detection.
To
optimize
sensor's
sensitivity,
theoretical
modeling
finite
element
simulations
are
employed
investigate
effects
microchannel
thickness
patterns.
Results
revealed
that
symmetrical
patterns
thinner
microchannels
significantly
enhanced
sensitivity.
Furthermore,
a
novel
polyvinyl
alcohol
(PVA)
sacrificial
template
method
is
proposed
enables
fabrication
with
various
shapes
thicknesses,
achieving
minimum
channel
25
µm.
The
sensor
demonstrates
excellent
performance
metrics,
including
maximum
sensitivity
0.01212
kPa
−1
,
wide
detection
range
from
0
60
kPa,
remarkable
cyclic
stability
up
3000
cycles.
In
practical
applications,
high‐precision
monitoring
human
movements,
whereas
arrays
can
effectively
detect
force
distributions
across
different
objects.
This
paper
presents
straightforward
efficient
approach
regulating
designing
paths.
Additionally,
integration
facilitates
optimal
pattern
design,
fabricated
sensors
show
tremendous
potential
applications
recognition
motion
