ACS Applied Nano Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 29, 2024
Currently,
highly
stretchable
conductive
fibers
have
become
one
of
the
most
important
components
flexible
electronics
due
to
their
excellent
conductivity,
adaptability,
and
knittability.
In
this
work,
a
fiber
was
developed
with
thermoplastic
polyurethane
(TPU)
core
composited
sheath
liquid
metal
particles
(LMP)
multiwall
carbon
nanotubes
(CNTs)
by
simply
dip
coating
then
permeated
encapsulated
waterborne
(WPU)
layer.
After
mechanical
sintering,
resulting
WPU/LMP-CNTs/TPU
(WLCTF)
exhibited
ultrahigh
reaching
1.15
×
106
S/m,
along
remarkable
linearity
(R2
=
0.997)
across
large
strain
range
160%.
The
WLCTF
molded
process
into
helical
electrodes,
which
provided
stable
signal
output
at
1700%
an
extremely
high-quality
factor
5483.9
(helical
index
7).
Notably,
these
can
be
woven
fabric
substrates
possess
Joule
heating
capabilities
waterproof
properties;
in
addition,
is
engineered
efficiency
recycling.
With
its
consistent
sensing
capabilities,
electrical
recyclability,
properties,
holds
significant
potential
for
advancement
fields
wearable
technology.
Journal of Sensor and Actuator Networks,
Год журнала:
2024,
Номер
13(4), С. 40 - 40
Опубликована: Июль 11, 2024
Smart
textile-based
wearable
sweat
sensors
have
recently
received
a
lot
of
attention
due
to
their
potential
for
use
in
personal
medical
monitoring.
They
variety
desirable
qualities,
including
low
cost,
easy
implementation,
stretchability,
flexibility,
and
light
weight.
Wearable
are
approach
personalized
devices
because
these
features.
Moreover,
real-time
can
easily
monitor
health
by
analyzing
the
produced
human
body.
We
reviewed
most
recent
advancements
from
fabrication,
materials,
disease
detection
monitoring
perspectives.
To
integrate
biosensors
with
electronics
introduce
field
technology,
key
chemical
constituents
sweat,
collection
technologies,
concerns
textile
substrates
elaborated.
Perspectives
building
biosensing
systems
based
on
reviewed,
as
well
methods
difficulties
involved
enhancing
sweat-sensing
performance.
Macromolecular Rapid Communications,
Год журнала:
2024,
Номер
unknown
Опубликована: Июнь 8, 2024
Abstract
Soft
actuators
are
one
of
the
most
promising
technological
advancements
with
potential
solutions
to
diverse
fields’
day‐to‐day
challenges.
derived
from
hydrogel
materials
possess
unique
features
such
as
flexibility,
responsiveness
stimuli,
and
intricate
deformations,
making
them
ideal
for
soft
robotics,
artificial
muscles,
biomedical
applications.
This
review
provides
an
overview
material
composition
design
techniques
actuators,
exploring
3D
printing,
photopolymerization,
cross‐linking,
microfabrication
methods
improved
actuation.
It
examines
applications
in
biomedical,
bioinspired
systems,
microfluidics,
lab‐on‐a‐chip
devices,
environmental,
energy
systems.
Finally,
it
discusses
challenges,
opportunities,
advancements,
regulatory
aspects
related
actuators.
ACS Applied Materials & Interfaces,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 25, 2025
Piezoelectric
polymer
textiles
offer
distinct
advantages
in
the
fabrication
of
wearable
nanogenerators
(NGs).
One
effective
strategy
to
enhance
output
capacity
NGs
is
modulate
piezoelectric
performance
textiles.
This
paper
focuses
on
further
improving
properties
nylon-11,11
through
post-drawing
and
annealing
treatments.
We
elucidate
evolution
morphology
ferroelectric
phase
submicron/nanoscale
fibers
during
post
processing
as
well
corresponding
changes
performance.
The
drawing
process
primarily
enhances
orientation
crystalline
reduces
fiber
diameter,
while
more
effectively
promotes
crystal
size
crystallinity.
Afterward,
we
propose
an
optimal
postdrawing
assisted-electrostatic
spinning
process.
Under
synergistic
effects
these
post-treatments,
remanent
polarization
(Pr)
textile
increased
4.7
times
that
untreated
textile,
resulting
amplified
outputs.
voltage,
current,
power
density
prepared
PENG
reached
21.5
V,
800
nA,
1.88
mW·m-2
(80
MΩ),
respectively.
Notably,
at
pressures
exceeding
8
kPa,
mechano-voltage
current
sensitivity
high
266
mV/kPa
13.99
nA/kPa,
respectively,
which
extraordinary
compared
other
comparable
nylon-based
triboelectric
NGs.
Furthermore,
investigated
potential
application
biomechanical
energy
harvesting
human
movement
monitoring.
Experiments
demonstrated
its
effectiveness
powering
light
bulbs,
tracking
walking
status,
monitoring
finger/hand/wrist
gestures.
Abstract
Inspired
from
helical
structures
in
nature,
liquid
crystal
elastomer
(LCE)
fiber
actuators
are
developed
for
soft
robotics
and
smart
wearables.
However,
the
facile
development
of
robust
LCE
yarn
remains
challenging
due
to
lightly
cross‐linked
networks
with
inherently
poor
mechanical
properties.
Here,
bionic
actuator
is
constructed
through
integrating
shape‐morphing
as
actuation
phase
highly
ordered
orientation
biomass
bacterial
cellulose
(BC)
macrofibers
reinforcement
by
a
twisting
two‐step
cross‐linking
strategy.
Thanks
3D
nanofiber
network
inside
BC
biomimetic
structure,
strength
(43.9
MPa)
creep
phenomenon
resulted
have
been
significantly
improved,
which
obviously
better
than
reported
(1.4–30.8
MPa).
The
designed
LCE/BC
demonstrate
high
work
capacity
(304.1
J
kg
−1
)
reliable
reusability.
As
proof‐of‐concept,
this
constructs
micro
rolling
device
customizable
speed,
gripper
grasping
moving
heavy
objects
passive
motor
speed
7.7
rad
s
.
findings
expected
provide
insights
into
high‐performance
durable
engineering
strategies.
