Advanced Materials,
Год журнала:
2022,
Номер
34(32)
Опубликована: Июнь 21, 2022
Highly
stretchable
strain
sensors
based
on
conducting
polymer
hydrogel
are
rapidly
emerging
as
a
promising
candidate
toward
diverse
wearable
skins
and
sensing
devices
for
soft
machines.
However,
due
to
the
intrinsic
limitations
of
low
stretchability
large
hysteresis,
existing
cannot
fully
exploit
their
potential
when
used
in
or
robotic
systems.
Here,
sensor
exhibiting
both
ultimate
(300%)
negligible
hysteresis
(<1.5%)
is
presented.
This
achieved
through
unique
microphase
semiseparated
network
design
by
compositing
poly(3,4-ethylenedioxythiophene):polystyrene
sulfonate
(PEDOT:PSS)
nanofibers
with
poly(vinyl
alcohol)
(PVA)
facile
fabrication
combining
3D
printing
successive
freeze-thawing.
The
overall
superior
performances
including
stretchability,
linearity,
cyclic
stability,
robustness
against
mechanical
twisting
pressing
systematically
characterized.
integration
application
such
electronic
further
demonstrated
measure
various
physiological
signals,
identify
hand
gestures,
enable
gripper
objection
recognition,
remote
control
an
industrial
robot.
work
may
offer
hydrogels
enhanced
functionalities
technical
platforms
intelligent
Advanced Materials,
Год журнала:
2019,
Номер
31(48)
Опубликована: Сен. 19, 2019
Abstract
Recent
progress
in
electronic
skin
or
e‐skin
research
is
broadly
reviewed,
focusing
on
technologies
needed
three
main
applications:
skin‐attachable
electronics,
robotics,
and
prosthetics.
First,
since
will
be
exposed
to
prolonged
stresses
of
various
kinds
needs
conformally
adhered
irregularly
shaped
surfaces,
materials
with
intrinsic
stretchability
self‐healing
properties
are
great
importance.
Second,
tactile
sensing
capability
such
as
the
detection
pressure,
strain,
slip,
force
vector,
temperature
important
for
health
monitoring
attachable
devices,
enable
object
manipulation
surrounding
environment
robotics
For
chemical
electrophysiological
wireless
signal
communication
high
significance
fully
gauge
state
users
ensure
user
comfort.
prosthetics,
large‐area
integration
3D
surfaces
a
facile
scalable
manner
critical.
Furthermore,
new
processing
strategies
using
neuromorphic
devices
efficiently
process
information
parallel
low
power
manner.
neural
interfacing
electrodes
These
topics
discussed,
progress,
current
challenges,
future
prospects.
RSC Advances,
Год журнала:
2021,
Номер
11(10), С. 5659 - 5697
Опубликована: Янв. 1, 2021
Conducting
polymers
are
extensively
studied
due
to
their
outstanding
properties,
including
tunable
electrical
property,
optical
and
high
mechanical
easy
synthesis
effortless
fabrication
environmental
stability
over
conventional
inorganic
materials.
Advanced Functional Materials,
Год журнала:
2018,
Номер
29(6)
Опубликована: Ноя. 28, 2018
Abstract
Flexible
electronics,
as
an
emerging
and
exciting
research
field,
have
brought
great
interest
to
the
issue
of
how
make
flexible
electronic
materials
that
offer
both
durability
high
performance
at
strained
states.
With
advent
on‐body
wearable
implantable
well
increasing
demands
for
human‐friendly
intelligent
soft
robots,
enormous
effort
is
being
expended
on
highly
functional
materials,
especially
stretchable
electrodes,
by
academic
industrial
communities.
Among
different
deformation
modes,
stretchability
most
demanding
challenging.
This
review
focuses
latest
advances
in
transparent
electrodes
based
a
new
design
strategy
known
kirigami
(the
art
paper
cutting)
investigates
recent
progress
novel
applications,
including
skin‐like
biodegradable
devices,
bioinspired
robotics.
By
comparing
optoelectrical
mechanical
properties
electrode
some
important
outcomes
with
comments
their
merits
demerits
are
raised.
Key
considerations
terms
geometries,
substrates,
adhesion
also
discussed,
offering
insights
into
universal
strategies
engineering
regardless
material.
It
suggested
biocompatible
will
greatly
boost
development
next‐generation
life‐like
electronics.
ACS Nano,
Год журнала:
2023,
Номер
17(6), С. 5211 - 5295
Опубликована: Март 9, 2023
Humans
rely
increasingly
on
sensors
to
address
grand
challenges
and
improve
quality
of
life
in
the
era
digitalization
big
data.
For
ubiquitous
sensing,
flexible
are
developed
overcome
limitations
conventional
rigid
counterparts.
Despite
rapid
advancement
bench-side
research
over
last
decade,
market
adoption
remains
limited.
To
ease
expedite
their
deployment,
here,
we
identify
bottlenecks
hindering
maturation
propose
promising
solutions.
We
first
analyze
achieving
satisfactory
sensing
performance
for
real-world
applications
then
summarize
issues
compatible
sensor-biology
interfaces,
followed
by
brief
discussions
powering
connecting
sensor
networks.
Issues
en
route
commercialization
sustainable
growth
sector
also
analyzed,
highlighting
environmental
concerns
emphasizing
nontechnical
such
as
business,
regulatory,
ethical
considerations.
Additionally,
look
at
future
intelligent
sensors.
In
proposing
a
comprehensive
roadmap,
hope
steer
efforts
towards
common
goals
guide
coordinated
development
strategies
from
disparate
communities.
Through
collaborative
efforts,
scientific
breakthroughs
can
be
made
sooner
capitalized
betterment
humanity.
ACS Nano,
Год журнала:
2019,
Номер
14(1), С. 218 - 228
Опубликована: Дек. 6, 2019
Recently,
self-healing
hydrogel
bioelectronic
devices
have
raised
enormous
interest
for
their
tissue-like
mechanical
compliance,
desirable
biocompatibility,
and
tunable
adhesiveness
on
bioartificial
organs.
However,
the
practical
applications
of
these
hydrogel-based
sensors
are
generally
limited
by
poor
fulfillment
stretchability
sensitivity,
brittleness
under
subzero
temperature,
single
sensory
function.
Inspired
fiber-reinforced
microstructures
mechano-transduction
systems
human
muscles,
a
(90.8%),
long-lasting
thermal
tolerant
dual-sensory
sensor
is
proposed,
with
high
gauge
factor
(18.28)
within
broad
strain
range
(268.9%),
low
limit
detection
(5%
strain),
satisfactory
thermosensation
(-0.016
°C-1),
highly
discernible
temperature
resolution
(2.7
°C).
Especially
introducing
glycerol/water
binary
solvent
system,
subzero-temperature
performance,
water-retaining,
durable
adhesion
feature
can
be
achieved,
resulting
from
ice
crystallization
inhibition
dynamic
bonding.
On
account
advantageous
mechanoreception
thermosensitive
capacities,
flexible
touch
keyboard
signature
identification
"fever
indicator"
forehead's
realized
this
device.
