Polymers,
Journal Year:
2025,
Volume and Issue:
17(8), P. 1089 - 1089
Published: April 17, 2025
Cellulose,
a
widely
abundant
natural
polymer,
is
well
recognized
for
its
remarkable
properties,
such
as
biocompatibility,
degradability,
and
mechanical
strength.
Conductive
hydrogels,
with
their
unique
ability
to
conduct
electricity,
have
attracted
significant
attention
in
various
fields.
The
combination
of
cellulose
conductive
hydrogels
has
led
the
emergence
cellulose-based
which
show
great
potential
flexible
electronics,
biomedicine,
energy
storage.
This
review
article
comprehensively
presents
latest
progress
hydrogels.
Firstly,
it
provides
an
in-depth
overview
cellulose,
covering
aspects
like
structure,
diverse
sources,
classification.
emphasizes
cellulose’s
role
renewable
versatile
material.
development
applications
different
forms
including
delignified
wood,
bacterial
nanocellulose,
modified
are
elaborated.
Subsequently,
introduced,
focus
on
network
structures,
single-network,
interpenetrating
network,
semi-interpenetrating
network.
construction
then
discussed
detail.
includes
forms,
classified
into
electronic
ionic
key
performance
requirements,
cost-effectiveness,
property
regulation,
sensitive
response
environmental
stimuli,
self-healing
ability,
stable
conductivity,
multifunctionality.
multiple
areas
also
presented.
In
wearable
sensors,
they
can
effectively
monitor
human
physiological
signals
real
time.
intelligent
contribute
wound
healing,
tissue
engineering,
nerve
regeneration.
supercapacitors,
offer
green
sustainable
gel
electrolytes
conventional
batteries,
help
address
critical
issues
lithium
dendrite
growth.
Despite
progress,
there
still
challenges
overcome.
These
include
enhancing
multifunctionality
intelligence
strengthening
connection
artificial
intelligence,
achieving
simple,
green,
large-scale
industrial
production.
Future
research
directions
should
center
around
exploring
new
synthesis
methods,
optimizing
material
expanding
emerging
fields,
aiming
promote
widespread
commercialization
these
materials.
Advanced Healthcare Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: June 10, 2024
Conductive
hydrogel
has
garnered
significant
attention
as
an
emergent
candidate
for
diverse
wearable
sensors,
owing
to
its
remarkable
and
tailorable
properties
such
flexibility,
biocompatibility,
strong
electrical
conductivity.
These
attributes
make
it
highly
suitable
various
sensor
applications
(e.g.,
biophysical,
bioelectrical,
biochemical
sensors)
that
can
monitor
human
health
conditions
provide
timely
interventions.
Among
these
applications,
conductive
hydrogel-based
temperature
sensors
are
especially
important
healthcare
disease
surveillance.
This
review
aims
a
comprehensive
overview
of
sensors.
First,
this
work
summarizes
different
types
fillers-based
hydrogel,
highlighting
their
recent
developments
advantages
Next,
discusses
the
sensing
characteristics
focusing
on
sensitivity,
dynamic
stability,
stretchability,
signal
output.
Then,
state-of-the-art
introduced,
ranging
from
body
detection
wound
monitoring.
Finally,
identifies
remaining
challenges
prospects
facing
field.
By
addressing
with
potential
solutions,
hopes
shed
some
light
future
research
innovations
in
promising
ACS Applied Materials & Interfaces,
Journal Year:
2024,
Volume and Issue:
16(31), P. 41583 - 41595
Published: July 24, 2024
Conductive
hydrogels
are
widely
used
in
flexible
sensors
owing
to
their
adjustable
structure,
good
conductivity,
and
flexibility.
The
performance
of
excellent
mechanical
properties,
high
sensitivity,
elastic
modulus
compatible
with
human
tissues
is
great
interest
the
field
sensors.
In
this
paper,
functional
groups
trisodium
citrate
dihydrate
(SC)
MXene
form
multiple
hydrogen
bonds
polymer
network
prepare
a
hydrogel
properties
(Young's
(23.5–92
kPa)
similar
tissue
(0–100
kPa)),
sensitivity
(stretched
GF
4.41
compressed
S1
5.15
MPa–1),
durability
(1000
cycles).
able
sensitively
detect
deformations
caused
by
strain
stress
can
be
movement
real
time
such
as
fingers,
wrists,
walking.
addition,
combination
matrix
sensing
machine
learning
was
successfully
for
handwriting
recognition
an
accuracy
0.9744.
shows
potential
areas
healthcare,
information
security,
smart
homes.
ACS Applied Nano Materials,
Journal Year:
2024,
Volume and Issue:
7(7), P. 7653 - 7662
Published: March 21, 2024
Hydrogels
with
good
mechanical
properties,
self-adhesion,
and
self-healing
properties
show
broad
prospects
in
the
fabrication
of
sensors.
Herein,
PAA/PVA-Al-cCNT
hydrogels
were
constructed
fabricated
based
on
combination
hydrogen
bond
metal
coordination
this
study.
Due
to
introduction
Al3+
cCNTs,
prepared
exhibited
(tensile
strength
179.7
kPa
elongation
at
break
634%),
self-adhesion
toward
various
substances
including
human
skin,
rubber,
stone,
metal,
leaves,
plastic,
etc.,
great
conductivity
(1.69
S/m),
high
efficiency
(96%
20
h).
The
can
be
used
assemble
sensors
wide
response
range
sensitivity.
Based
ability,
self-healed
hydrogel
sensor
could
detect
motion
as
original
one,
which
has
application
potential
field
flexible
strain
pressure
sensing.
