ACS Sensors,
Journal Year:
2024,
Volume and Issue:
9(8), P. 3947 - 3957
Published: July 24, 2024
In
recent
years,
flexible
and
stretchable
strain
sensors
have
emerged
as
a
prominent
area
of
research,
primarily
due
to
their
remarkable
stretchability
extremely
low
detection
threshold.
Nevertheless,
the
advancement
is
currently
constrained
by
issues
such
complexity,
high
costs,
limited
durability.
To
tackle
aforementioned
issues,
this
study
introduces
lepidophyte-inspired
flexible,
sensor
(LIFSSS).
The
bioelectronics
composites
were
composed
multiwalled
carbon
nanotubes,
graphene,
neodymium
iron
boron,
polydimethylsiloxane.
Unique
biolepidophyted
microstructures
magnetic
conductive
nanocomposites
interact
with
each
other
through
synergistic
interactions,
resulting
in
effective
tensile
excitation.
LIFSSS
exhibits
170%
range,
linearity
0.99
50-170%
(0.96
for
full-scale
range),
fine
durability
7000
cycles
at
110%
range.
accurately
detects
variations
linear
force,
human
movement,
microexpressions.
Moreover,
demonstrates
enhanced
efficacy
sign
language
recognition
individuals
hearing
impairments
grasping
robotic
manipulators.
Hence,
proposed
shows
potential
applications
various
fields,
including
bioelectronics,
electronic
skin,
physiological
activity
monitoring.
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
36(35)
Published: June 20, 2024
Abstract
Construction
advanced
fibers
with
high
Faradic
activity
and
conductivity
are
effective
to
realize
energy
density
sufficient
redox
reactions
for
fiber‐based
electrochemical
supercapacitors
(FESCs),
yet
it
is
generally
at
the
sacrifice
of
kinetics
structural
stability.
Here,
a
high‐entropy
doping
strategy
proposed
develop
high‐energy‐density
FESCs
based
on
doped
metal
oxide@graphene
fiber
composite
(HE‐MO@GF).
Due
synergistic
participation
multi‐metal
elements
via
doping,
HE‐MO@GF
features
abundant
oxygen
vacancies
from
introducing
various
low‐valence
ions,
lattice
distortions,
optimized
electronic
structure.
Consequently,
maintains
active
sites,
low
diffusion
barrier,
fast
adsorption
kinetics,
improved
conductivity,
enhanced
stability,
Faradaic
reversibility.
Thereinto,
presents
ultra‐large
areal
capacitance
(3673.74
mF
cm
−2
)
excellent
rate
performance
(1446.78
30
mA
in
6
M
KOH
electrolyte.
The
HE‐MO@GF‐based
solid‐state
also
deliver
(132.85
µWh
),
good
cycle
(81.05%
capacity
retention
after
10,000
cycles),
robust
tolerance
sweat
erosion
multiple
washing,
which
woven
into
textile
power
wearable
devices
(e.g.,
watch,
badge
luminous
glasses).
This
provides
significant
guidance
designing
innovative
materials
highlights
development
next‐generation
devices.
Chemical Science,
Journal Year:
2024,
Volume and Issue:
15(29), P. 11229 - 11266
Published: Jan. 1, 2024
This
paper
reviews
advancements
in
flexible
carbon-based
and
polymer
gel
materials
for
various
types
of
energy
storage
systems,
providing
guidance
future
development
next-generation
wearable
electronics.
Materials Horizons,
Journal Year:
2024,
Volume and Issue:
11(16), P. 3856 - 3866
Published: Jan. 1, 2024
Hydrogel
strain
sensors
have
received
increasing
attention
due
to
their
potential
applications
in
human-machine
interfaces
and
flexible
electronics.
However,
they
usually
suffer
from
both
mechanical
electrical
hysteresis
poor
water
retention,
which
limit
practical
applications.
To
address
this
challenge,
a
poly(acrylic
acid-
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Aug. 11, 2024
Abstract
Electronic
skins
(E‐Skins)
are
crucial
for
future
robotics
and
wearable
devices
to
interact
with
perceive
the
real
world.
Prior
research
faces
challenges
in
achieving
comprehensive
tactile
perception
versatile
functionality
while
keeping
system
simplicity
lack
of
multimodal
sensing
capability
a
single
sensor.
Two
kinds
sensors,
transient
voltage
artificial
neuron
(TVAN)
sustained
potential
(SPAN),
featuring
self‐generated
zero‐biased
signals
developed
realize
synergistic
information
(vibration,
material,
texture,
pressure,
temperature)
device
instead
complex
sensor
arrays.
Simultaneously,
machine
learning
feature
fusion
is
applied
fully
decode
their
output
compensate
inevitable
instability
force,
speed,
etc,
applications.
Integrating
TVAN
SPAN,
formed
E‐Skin
achieves
holistic
touch
awareness
only
unit.
It
can
thoroughly
an
object
through
simple
without
strictly
controlled
testing
conditions,
discern
surface
roughness
from
0.8
1600
µm,
hardness
6HA
85HD,
correctly
distinguish
16
objects
temperature
variance
0
80
°C.
The
E‐skin
also
features
scalable
fabrication
process,
which
be
integrated
into
various
broad
Chemical Society Reviews,
Journal Year:
2024,
Volume and Issue:
53(17), P. 8632 - 8712
Published: Jan. 1, 2024
Bioelectronics
is
a
hot
research
topic,
yet
an
important
tool,
as
it
facilitates
the
creation
of
advanced
medical
devices
that
interact
with
biological
systems
to
effectively
diagnose,
monitor
and
treat
broad
spectrum
health
conditions.
Electrical
stimulation
(ES)
pivotal
technique
in
bioelectronics,
offering
precise,
non-pharmacological
means
modulate
control
processes
across
molecular,
cellular,
tissue,
organ
levels.
This
method
holds
potential
restore
or
enhance
physiological
functions
compromised
by
diseases
injuries
integrating
sophisticated
electrical
signals,
device
interfaces,
designs
tailored
specific
mechanisms.
review
explains
mechanisms
which
ES
influences
cellular
behaviors,
introduces
essential
principles,
discusses
performance
requirements
for
optimal
systems,
highlights
representative
applications.
From
this
review,
we
can
realize
based
bioelectronics
therapy,
regenerative
medicine
rehabilitation
engineering
technologies,
ranging
from
tissue
neurological
modulation
cardiovascular
cognitive
functions.
underscores
versatility
various
biomedical
contexts
emphasizes
need
adapt
complex
clinical
landscapes
addresses.
