Advanced Functional Materials,
Год журнала:
2023,
Номер
33(51)
Опубликована: Авг. 11, 2023
Abstract
Coordination
bonds
with
a
dynamic
nature
and
wide‐spectrum
bond
energy
have
gained
great
popularity
in
use
for
fabricating
tough
soft
materials.
However,
most
existing
coordination‐based
elastomers
are
prepared
through
complicated
procedures,
usually
involving
elaborate
synthesis
of
ligand‐containing
monomers
or
polymers,
ion
diffusion
to
form
coordination
complexes,
removal
organic
solvent
during
the
synthesis,
which
neither
easy
operation
nor
environmentally
friendly.
Here,
facile
effective
strategy
is
demonstrated
fabricate
metallosupramolecular
by
one‐pot
polymerization
aqueous
precursor
solutions
containing
commercial
agents,
2‐acrylamido‐2‐methyl‐1‐propanesulfonic
acid,
2‐[2‐(2‐methoxyethoxy)ethoxy]ethyl
acrylate,
Zr
4+
ions.
After
(i.e.
water)
evaporation,
obtained
transparent
extremely
owing
presence
sulfonate‐Zr
complexes
as
physical
crosslinks.
Their
mechanical
properties
tunable
over
wide
spectrum
adjusting
composition
copolymers
density
bonds.
This
eco‐friendly
further
extended
various
monomers,
manifesting
good
universality
toughen
elastomers.
Furthermore,
abundant
functional
groups
make
adhesive
substrates
including
themselves,
favoring
applications
such
interfacial
adhesion
encapsulations.
The
fabrication,
properties,
ability
endow
potential
substrate
wearable
electronics.
Advanced Materials,
Год журнала:
2023,
Номер
35(42)
Опубликована: Март 1, 2023
Abstract
Conductive
gels
are
developing
vigorously
as
superior
wearable
sensing
materials
due
to
their
intrinsic
conductivity,
softness,
stretchability,
and
biocompatibility,
showing
a
great
potential
in
many
aspects
of
lives.
However,
compared
wide
application
on
land,
it
is
significant
yet
rather
challenging
for
traditional
conductive
realize
under
water.
The
swelling
the
loss
components
aqueous
environment,
resulted
from
diffusion
across
interface,
lead
structural
instability
performance
decline.
Fortunately,
efforts
devoted
improving
water
resistance
employing
them
field
underwater
recent
years,
some
exciting
achievements
obtained,
which
significance
promoting
safety
efficiency
activities.
there
no
review
thoroughly
summarize
gels.
This
presents
brief
overview
representative
design
strategies
water‐resistant
diversified
applications
sensors.
Finally,
ongoing
challenges
further
also
discussed
along
with
recommendations
future.
Advanced Functional Materials,
Год журнала:
2023,
Номер
33(42)
Опубликована: Июнь 24, 2023
Abstract
E‐skins
based
on
conductive
hydrogels
are
regarded
as
ideal
candidates
for
sensing
application.
However,
limited
by
the
constructed
materials
and
strategies,
current
have
poor
mechanical
properties,
single
function,
unsatisfactory
conductivity,
which
seriously
hinder
their
development
Herein,
natural
goatskin
with
hierarchical
3D
network
structure
weaved
collagen
fibers
is
used
substrate
material
construction
of
ultra‐tough
hydrogel
through
a
“top‐down”
strategy,
in
acrylic
acid
monomer
first
vacuum‐impregnated
into
interstices
skeleton
then
polymerized
situ
to
produce
skin‐based
unique
wrapping
structure.
Based
hydrogel,
load‐carrying
capacity,
after
loaded
new
multifunctional
nanoscale‐conductive
medium
nanosilver
particles
(AgNPs)
1,3‐propanediol,
goatskin‐derived
organohydrogel
S@HCP
excellent
self‐adhesion,
transparency,
ultraviolet
shielding,
antibacterial,
biocompatibility,
environmental
stability,
conductivity.
Notably,
stretchable
S‐TENG
assembled
using
can
be
perfectly
suited
real‐life
applications
including
biomechanical
energy
harvesting,
self‐powered
tactile‐sensing,
motion
monitoring.
It
believed
that,
combining
animal
skin
different
functional
materials,
it
possible
reuse
skin,
“dead
skin,”
provides
platform
developing
flexible
e‐skin.
Materials Horizons,
Год журнала:
2023,
Номер
10(10), С. 3929 - 3947
Опубликована: Янв. 1, 2023
Self-healing
hydrogels
based
on
various
dynamic
interactions
are
comprehensively
summarized
and
their
biomedical
applications
also
thoroughly
elaborated.
Nature Communications,
Год журнала:
2024,
Номер
15(1)
Опубликована: Май 24, 2024
Abstract
Ideal
hydrogel
fibers
with
high
toughness
and
environmental
tolerance
are
indispensable
for
their
long-term
application
in
flexible
electronics
as
actuating
sensing
elements.
However,
current
exhibit
poor
mechanical
properties
instability
due
to
intrinsically
weak
molecular
(chain)
interactions.
Inspired
by
the
multilevel
adjustment
of
spider
silk
network
structure
ions,
bionic
elaborated
ionic
crosslinking
crystalline
domains
constructed.
Bionic
show
a
162.25
±
21.99
megajoules
per
cubic
meter,
comparable
that
silks.
The
demonstrated
structural
engineering
strategy
can
be
generalized
other
polymers
inorganic
salts
fabricating
broadly
tunable
properties.
In
addition,
introduction
salt/glycerol/water
ternary
solvent
during
constructing
structures
endows
anti-freezing,
water
retention,
self-regeneration
This
work
provides
ideas
fabricate
stability
electronics.
Nano-Micro Letters,
Год журнала:
2024,
Номер
16(1)
Опубликована: Янв. 29, 2024
Abstract
High-performance
ion-conducting
hydrogels
(ICHs)
are
vital
for
developing
flexible
electronic
devices.
However,
the
robustness
and
behavior
of
ICHs
deteriorate
at
extreme
temperatures,
hampering
their
use
in
soft
electronics.
To
resolve
these
issues,
a
method
involving
freeze–thawing
ionizing
radiation
technology
is
reported
herein
synthesizing
novel
double-network
(DN)
ICH
based
on
poly(ionic
liquid)/MXene/poly(vinyl
alcohol)
(PMP
DN
ICH)
system.
The
well-designed
exhibits
outstanding
ionic
conductivity
(63.89
mS
cm
−1
25
°C),
excellent
temperature
resistance
(−
60–80
prolonged
stability
(30
d
ambient
temperature),
high
oxidation
resistance,
remarkable
antibacterial
activity,
decent
mechanical
performance,
adhesion.
Additionally,
performs
effectively
wireless
strain
sensor,
thermal
all-solid-state
supercapacitor,
single-electrode
triboelectric
nanogenerator,
thereby
highlighting
its
viability
constructing
highly
integrated
gel
structure
endows
devices
with
stable,
reliable
signal
output
performance.
In
particular,
supercapacitor
containing
PMP
electrolyte
areal
specific
capacitance
253.38
mF
−2
(current
density,
1
mA
)
environmental
adaptability.
This
study
paves
way
design
fabrication
high-performance
multifunctional/flexible
wearable
sensing,
energy-storage,
energy-harvesting
applications.
