Toward Integrated Multifunctional Laser-Induced Graphene-Based Skin-Like Flexible Sensor Systems
ACS Nano,
Год журнала:
2024,
Номер
18(39), С. 26435 - 26476
Опубликована: Сен. 17, 2024
The
burgeoning
demands
for
health
care
and
human-machine
interfaces
call
the
next
generation
of
multifunctional
integrated
sensor
systems
with
facile
fabrication
processes
reliable
performances.
Laser-induced
graphene
(LIG)
highly
tunable
physical
chemical
characteristics
plays
vital
roles
in
developing
versatile
skin-like
flexible
or
stretchable
systems.
This
Progress
Report
presents
an
in-depth
overview
latest
advances
LIG-based
techniques
applications
sensors.
First,
merits
LIG
technique
are
highlighted
especially
as
building
blocks
sensors,
followed
by
description
various
methods
its
variants.
Then,
focus
is
moved
to
diverse
including
electrophysiological
Mechanisms
advantages
these
scenarios
described
detail.
Furthermore,
representative
paradigms
presented
show
capabilities
multipurpose
applications.
signal
cross-talk
issues
discussed
possible
strategies.
technology
functionalities
coupled
other
strategies
will
enable
high-performance
next-generation
skin
electronics.
Язык: Английский
Bionic Hydrogel-based Stretchable Devices for Bioelectronics Applications
Journal of Bionic Engineering,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 19, 2025
Язык: Английский
Recent Developments and Applications of Tactile Sensors with Biomimetic Microstructures
Biomimetics,
Год журнала:
2025,
Номер
10(3), С. 147 - 147
Опубликована: Фев. 27, 2025
Humans
possess
an
innate
ability
to
perceive
a
wide
range
of
objects
through
touch,
which
allows
them
interact
effectively
with
their
surroundings.
Similarly,
tactile
perception
in
artificial
sensory
systems
enables
the
acquisition
object
properties,
human
physiological
signals,
and
environmental
information.
Biomimetic
sensors,
as
emerging
sensing
technology,
draw
inspiration
from
biological
exhibit
high
sensitivity,
rapid
response,
multimodal
perception,
stability.
By
mimicking
mechanisms
microstructures,
these
sensors
achieve
precise
detection
mechanical
thereby
paving
way
for
advancements
applications.
This
review
provides
overview
key
mechanisms,
microstructure
designs,
advanced
fabrication
techniques
biomimetic
sensors.
The
system
architecture
design
is
also
explored.
Furthermore,
highlights
significant
applications
recent
years,
including
texture
recognition,
health
detection,
human–machine
interaction.
Finally,
challenges
future
development
prospects
related
are
discussed.
Язык: Английский
Bioinspired Sensor and Actuator Hybrid Pixel Array for Moisture/Temperature Mapping, Electrothermal Display and Programmable Deformation
Nano Letters,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 6, 2025
Natural
soft
organisms
with
sophisticated
perception
and
deformation
abilities
provide
inspiration
for
developing
flexible
electronics.
However,
the
development
of
sensing
actuating
hybrid
systems
remains
a
challenge.
Herein,
we
report
bioinspired
sensor
actuator
pixel
array
(SA-HPA)
that
enables
moisture/temperature
mapping,
electrothermal
display,
programmable
deformation.
The
SA-HPA
is
fabricated
by
femtosecond
laser
patterning
Cu
electrodes/circuits,
controllable
deposition
graphene,
selective
encapsulation,
liquid
crystal
elastomer
integration.
versatile
can
work
as
temperature
moisture
recognition,
interference
between
them
be
overcome
encapsulation
adjacent
pixels.
Additionally,
SA-HPAs
also
serve
pixels
infrared
display
actuation.
As
proof-of-concept,
robotic
system
active
humidity
was
demonstrated.
We
deem
may
new
paradigm
Язык: Английский
Phase Separation Manipulated Gradient Conductivity for A High‐Precision Flexible Pressure Sensor
Advanced Functional Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Сен. 1, 2024
Abstract
Piezoresistive
pressure
sensors,
analyzing
and
converting
external
signals
to
readable
electrical
for
monitoring
human
health,
are
always
subjected
simultaneously
possess
high
signal‐linearity
signal
sensitivity.
Analogous
the
control
of
sophisticated
microstructure
increasing
active
sensing
area,
gradient
conductivity
should
enable
a
linear
response
via
regulating
formed
saturation
current.
Here,
inspired
by
phase
separation
showing
feasibility
controlling
material
conductivity,
high‐performance
flexible
sensor
simultaneous
microgroove
structure
wide‐range
is
demonstrated.
First,
laser‐etching
dopamine
(DA)‐doping
synergistic
approach
used
induce
selective
in
poly(3,4‐ethylenedioxythiophene):
poly(styrenesulfonic
acid)
(PEDOT:PSS),
achieving
broad
modulation
(from
297
4525
S
cm
−1
)
precise
pattern
(15.5
µm).
Then,
designing
conductivity‐gradient
PEDOT:
PSS‐based
multi‐sublayers
interlocked
structure,
shows
extraordinarily
comprehensive
performance
excellent
stress‐sensing
sensitivity
(4
×
10
5
kPa
),
responsiveness
(99.85%)
ability
(up
100
kPa).
Consequently,
this
reveals
capability
detecting
multi‐mode
changes
expected
branch
out
into
other
electronic
device
designs
as
general
strategy
manipulation
physical‐chemical
properties.
Язык: Английский