Solvent-Free Ion-Conductive Xerogels with High Conductivity and Adhesion Enable Multimodal Sensing
Gels,
Год журнала:
2025,
Номер
11(4), С. 242 - 242
Опубликована: Март 26, 2025
Ion-conductive
gels
(ICGs)
are
essential
for
achieving
human–machine
interfaces,
bioelectronic
applications,
or
durable
wearable
sensors.
However,
traditional
solvent-dependent
ICGs
face
bottlenecks
such
as
dehydration-induced
failure
and
challenges
in
a
balance
between
conductivity
mechanical
properties.
Here,
this
work
developed
novel
ternary
ion-conductive
xerogel
(PEM-Li
ICXG)
system
based
on
polyethylene
glycol
(PEG),
poly
(2-methoxyethyl
acrylate)
(PMEA),
LiTFSI.
PEM-Li
ICXGs
exhibit
high
(2.7
×
10−2
S/m),
adhesive
capability
(0.34
MPa),
solvent-free
characteristics.
Remarkably,
the
incorporation
of
ions
into
simultaneously
optimizes
their
performance.
We
demonstrate
application
flexible
sensors
strain
temperature
sensing.
The
proposed
synthesis
strategy
is
straightforward
may
further
inspire
design
high-performance
ICXGs.
Язык: Английский
Design Strategies and Emerging Applications of Conductive Hydrogels in Wearable Sensing
Gels,
Год журнала:
2025,
Номер
11(4), С. 258 - 258
Опубликована: Апрель 1, 2025
Conductive
hydrogels,
integrating
high
conductivity,
mechanical
flexibility,
and
biocompatibility,
have
emerged
as
crucial
materials
driving
the
evolution
of
next-generation
wearable
sensors.
Their
unique
ability
to
establish
seamless
interfaces
with
biological
tissues
enables
real-time
acquisition
physiological
signals,
external
stimuli,
even
therapeutic
feedback,
paving
way
for
intelligent
health
monitoring
personalized
medical
interventions.
To
fully
harness
their
potential,
significant
efforts
been
dedicated
tailoring
conductive
networks,
properties,
environmental
stability
these
hydrogels
through
rational
design
systematic
optimization.
This
review
comprehensively
summarizes
strategies
categorized
into
metal-based,
carbon-based,
polymer-based,
ionic,
hybrid
systems.
For
each
type,
highlights
structural
principles,
conductivity
enhancement,
approaches
simultaneously
enhance
robustness
long-term
under
complex
environments.
Furthermore,
emerging
applications
in
sensing
systems
are
thoroughly
discussed,
covering
signal
monitoring,
mechano-responsive
platforms,
closed-loop
diagnostic–therapeutic
Finally,
this
identifies
key
challenges
offers
future
perspectives
guide
development
multifunctional,
intelligent,
scalable
hydrogel
sensors,
accelerating
translation
advanced
flexible
electronics
smart
healthcare
technologies.
Язык: Английский
Negative Pressure Smart Patch to Sense and Heal the Wound
Advanced Science,
Год журнала:
2024,
Номер
unknown
Опубликована: Ноя. 28, 2024
Abstract
Negative
pressure
wound
therapy
(NPWT)
offers
significant
advantages
in
terms
of
rate
and
time
for
healing
through
generating
sub‐vacuum
to
draw
out
inflammatory
exudate
promote
closure.
However,
continuous
drainage
probably
leads
delay
due
the
lack
information
about
real
status
bed
potential
risk
infection.
To
address
this
concern,
printed
Pressure
Smart
Patch
(NPSP)
is
reported
by
integrating
smart
real‐time
sensing
acidity
(infection)
glucose,
anti‐infection
into
NPWT
systems.
In
addition,
NPSP
delivers
vancomycin
chitosan
porous
microspheres
under
negative
modulate
healing.
Compared
with
NPWT,
projects
a
promising
approach
removing
bacteria,
reducing
local
inflammation,
accelerating
short
period
time.
Язык: Английский