Advanced Science,
Journal Year:
2023,
Volume and Issue:
10(29)
Published: Aug. 7, 2023
Liquid
metal
(LM)
shows
the
superiority
in
smart
wearable
devices
due
to
its
biocompatibility
and
electromagnetic
interference
(EMI)
shielding.
However,
LM
based
fibers
that
can
achieve
multifunctional
integrated
applications
with
biodegradability
remain
a
daunting
challenge.
Herein,
versatile
are
fabricated
first
by
sonication
alginate
solution
obtain
micro/nano
droplets
then
wet-spinning
into
LM/alginate
composite
fibers.
By
mixing
high-concentration
(4-6
wt.%),
stability
(colloidal
for
>
30
d
chemical
45
d)
not
only
improved,
but
also
facilitate
spinning
through
bimetallic
ions
(e.g.,
Ga
Advanced Materials,
Journal Year:
2023,
Volume and Issue:
36(2)
Published: Sept. 15, 2023
Abstract
Electronic
textiles
harmoniously
interact
with
the
human
body
and
surrounding
environment,
offering
tremendous
interest
in
smart
wearable
electronics.
However,
their
wide
application
faces
challenges
due
to
lack
of
stable
stretchable
power
electrodes/devices
multifunctional
design.
Herein,
an
intrinsically
liquid
metal‐based
fibrous
anode
for
a
Zn‐ion
battery
(ZIB)
is
reported.
Benefiting
from
feature
superior
deformability
metal,
optimized
Zn
ion
concentration
distribution
(002)
deposition
behavior
are
observed,
which
result
dendrite‐free
performance
even
under
stretching.
With
strain
50%,
ZIB
maintains
high
capacity
139.8
mAh
cm
−3
(corresponding
83.0%
initial
value)
after
300
cycles,
outperforming
bare
fiber‐based
ZIB.
The
seamlessly
integrates
sensor,
Joule
heater,
wirelessly
charging
device,
provides
supply
signal
monitoring
personal
thermal
management,
holding
promise
electronic
textiles.
Science,
Journal Year:
2024,
Volume and Issue:
384(6702), P. 1318 - 1323
Published: June 20, 2024
High
dynamic
strength
is
of
fundamental
importance
for
fibrous
materials
that
are
used
in
high-strain
rate
environments.
Carbon
nanotube
fibers
one
the
most
promising
candidates.
Using
a
strategy
to
optimize
hierarchical
structures,
we
fabricated
carbon
with
14
gigapascals
(GPa)
and
excellent
energy
absorption.
The
performance
attributed
simultaneous
breakage
individual
nanotubes
delocalization
impact
occurs
during
loading
process;
these
behaviors
due
improvements
interfacial
interactions,
alignment,
densification
therein.
This
work
presents
an
effective
utilize
at
macroscale
provides
fresh
mechanism
insights.
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
36(23)
Published: Feb. 23, 2024
Abstract
Hydrogels
possess
unique
features
such
as
softness,
wetness,
responsiveness,
and
biocompatibility,
making
them
highly
suitable
for
biointegrated
applications
that
have
close
interactions
with
living
organisms.
However,
conventional
man‐made
hydrogels
are
usually
soft
brittle,
inferior
to
the
mechanically
robust
biological
hydrogels.
To
ensure
reliable
durable
operation
of
wearable
implantable
devices,
mechanical
matching
shape
adaptivity
tissues
organs
essential.
Recent
advances
in
polymer
science
processing
technologies
enabled
engineering
shaping
various
applications.
In
this
review,
network
structuring
strategies
at
micro/nanoscales
toughening
summarized,
representative
functionalities
exist
materials
but
not
easily
achieved
synthetic
further
discussed.
Three
categories
technologies,
namely,
3D
printing,
spinning,
coating
fabrication
tough
hydrogel
constructs
complex
shapes
reviewed,
corresponding
also
highlighted.
These
developments
enable
adaptive
functional
promote
application
fields
biomedical
engineering,
bioelectronics,
robotics.
