Transparent and Stretchable Conductive Hydrogel Sensors: Optimizing Ion Selection to Enhance Mechanical and Sensing Performance
Dian-Huan Ji,
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Yu-Feng Ni,
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Chia‐Hung Lin
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et al.
ACS Applied Electronic Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 15, 2025
Conductive
hydrogels,
with
their
unique
combination
of
electrical
conductivity
and
stretchability,
are
emerging
as
critical
components
for
next-generation,
flexible,
wearable
sensors.
In
this
work,
we
aimed
to
develop
a
low-cost,
easy-to-manufacture
hydrogel
sensor
using
ionic
compounds
the
source
conductivity.
Hydrogels
were
synthesized
acrylamide,
poly(ethylene
glycol),
carboxymethyl
cellulose,
systematic
variation
LiCl,
NaCl,
KCl,
labeled
Li-CH,
Na-CH,
K-CH,
respectively,
explore
effects
on
nanostructure
mechanical
properties
hydrogels.
Among
different
formulations,
Na-CH
demonstrated
superior
performance
optimized
elongation
at
break,
tensile
strength,
toughness,
highlighting
importance
ion
selection
in
design.
also
exhibited
excellent
outstanding
transparency,
high
sensitivity
detecting
wide
range
body
movements,
from
large-scale
gestures
subtle
physiological
signals
such
pulse
detection.
With
its
exceptional
robustness,
repeatable
sensing
performance,
shows
great
potential
future
applications
flexible
electronics,
healthcare
monitoring
systems,
smart
display
technologies.
Language: Английский
Recent progress in flexible materials for wearable devices for body function and athletic performance monitoring
Yang Ming,
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Kelin Peng,
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Zhen Li
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et al.
Chemical Engineering Journal,
Journal Year:
2025,
Volume and Issue:
unknown, P. 159659 - 159659
Published: Jan. 1, 2025
Language: Английский
Design and Structure of Electrolytes for All‐Weather Aqueous Zinc Batteries
Tianqi Xiong,
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Yalan Guo,
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Xin Wang
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et al.
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 1, 2024
Abstract
Rechargeable
aqueous
zinc
batteries
(AZBs)
utilizing
water‐borne
electrolytes
are
intrinsically
safe
electrochemical
devices
that
promising
in
next‐generation
energy
storage.
Such
application
requires
adaptivity
to
global
climate,
especially
at
grid‐scale,
thus
their
stability
of
performance
varying
temperatures
is
critical.
Many
essential
properties
AZBs,
i.e.,
ion
transfer,
redox
kinetics,
etc.,
largely
governed
by
the
because
relatively
limited
stable
phase
temperature
water.
This
limitation
extremely
vital
cold
regions
since
charging
and
discharging
become
more
difficult
sub‐zero
range
due
water
freezing.
Despite
development
various
electrolyte
strategies
recent
years,
comprehensive
reviews
focusing
on
this
topic
remain
limited.
research
diverse
reasons
underneath
failure
AZBs
extreme
provides
a
thorough
analysis
possible
resolutions
from
an
perspective.
It
starts
with
challenges
faced
both
high
low
concerning
electrolytes.
Different
addressing
these
discussed,
providing
insights
into
under
conditions.
Finally,
review
concludes
summary
outlook
design
structure
for
all‐weather
integrating
innovative
non‐aqueous
battery
systems.
Language: Английский
Wearable flexible sensors based on dual-network ionic hydrogels with xanthan gum/sodium alginate/polyacrylamide/gallium indium alloy
Yao Liu,
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Deliang Chen,
No information about this author
Panpan Gu
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et al.
International Journal of Biological Macromolecules,
Journal Year:
2025,
Volume and Issue:
unknown, P. 142749 - 142749
Published: April 1, 2025
Language: Английский
Polysaccharide-based antifreeze hydrogels in food preservation: From molecular design to smart food packaging applications
Yueguang Wang,
No information about this author
Zifeng Huang,
No information about this author
Meining Li
No information about this author
et al.
Food Research International,
Journal Year:
2025,
Volume and Issue:
211, P. 116381 - 116381
Published: April 19, 2025
Language: Английский
Fabricating a SFMA/BAChol/PAA/ZnCl2 Hydrogel with Excellent Versatile Comprehensive Properties and Stable Sensitive Freezing-Tolerant Conductivity for Wearable Sensors
International Journal of Molecular Sciences,
Journal Year:
2024,
Volume and Issue:
25(24), P. 13339 - 13339
Published: Dec. 12, 2024
Flexible
wearable
sensors
have
obtained
tremendous
interest
in
various
fields
and
conductive
hydrogels
are
a
promising
candidate.
Nevertheless,
the
insufficient
mechanical
properties,
low
electrical
conductivity
sensitivity,
limited
functional
properties
prevent
development
of
as
sensors.
In
this
study,
an
SFMA/BAChol/PAA/ZnCl2
hydrogel
was
fabricated
with
high
strength
versatile
comprehensive
properties.
Specifically,
displayed
excellent
adhesion
stability,
cryophylactic
ability,
stable
sensitive
freezing-tolerant
conductivity,
feasible
conduction
under
wide
temperature
range,
demonstrating
application
potential
flexible
sensor
for
movement
behavior
surveillance,
even
harsh
environments.
Furthermore,
could
easily
be
regulated
by
varying
copolymer
content.
The
molecular
mechanisms
formation
reversible
during
wet-dry
transition
were
proposed.
non-covalent
interactions,
including
electrostatic
interaction,
hydrogen
bond
interaction
hydrophobic
association,
coordination
dynamically
presented
network
hence
supported
hydrogel.
This
study
provides
strategy
designing
novel
to
promote
conductivity.
Language: Английский