Polymers,
Год журнала:
2024,
Номер
16(24), С. 3575 - 3575
Опубликована: Дек. 21, 2024
Smart
fibers
with
tunable
luminescence
properties,
as
a
new
form
of
visual
output,
present
the
potential
to
revolutionize
personal
living
habits
in
future
and
are
receiving
more
attention.
However,
huge
challenge
smart
wearable
materials
is
their
stretching
capability
for
seamless
integration
human
body.
Herein,
stretchable
thermochromic
fluorescent
prepared
based
on
self-crystallinity
phase
change,
using
elastic
polyurethane
(PU)
fiber
matrix,
meet
dynamic
requirements
The
switching
fluorescence-emitting
characteristic
derived
from
reversible
conversion
dispersion/aggregation
state
fluorophore
coumarin
6
(C6)
quencher
methylene
blue
(MB)
phase-change
material
hexadecanoic
acid
(HcA)
during
heating/cooling
processes.
Considering
important
role
materials,
dye
encapsuled
solid
via
piercing–solidifying
method
avoid
dissolution
HcA
by
organic
solvent
PU
spinning
solution
maintain
excellent
behavior
fibers.
obtained
wet
exhibit
good
emission
contrast
reversibility,
well
high
elasticity
800%
elongation.
This
work
presents
strategy
constructing
human–machine
interaction
communications.
Advanced Functional Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Июль 20, 2024
Abstract
Actuators
based
on
stimulus‐responsive
soft
materials
have
attracted
widespread
attention
due
to
their
significant
advantages
in
flexibility
and
structural
adaptability
over
traditional
rigid
actuators.
However,
the
development
of
fast‐actuating,
mechanical
robust
self‐healing
actuators
without
compromising
remains
an
ongoing
challenge.
Here,
this
study
presents
a
photo‐responsive
flexible
actuator
by
incorporating
core–shell
liquid
metal
nano‐assemblies
into
polyurethane
matrix
construct
dynamic
supramolecular
interface.
The
are
endowed
with
adaptive
characteristics
external
loading,
being
expected
dissipate
energy
via
reversible
reconstruction
hydrogen
bonding
deformation
nano‐assemblies.
obtained
composites
exhibit
excellent
strength
(31
MPa),
low
modulus
(2.02
high
stretchability
(1563.95%),
autonomous
(92.5%),
NIR‐responsive
actuation
properties.
Furthermore,
combination
cohesive
but
fluxible
nano‐liquid
core,
strong
interface
not
only
achieves
balance
tensile
also
endows
outstanding
notch‐resistant
performance
(fracture
energy≈58.8
kJ
m
−2
)
through
multiphase
dissipation.
This
work
provides
promising
strategy
for
developing
yet
tough
fields
robotics
artificial
muscles.
Advanced Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 5, 2025
Textiles
have
played
a
pivotal
role
in
human
development,
evolving
from
basic
fibers
into
sophisticated,
multifunctional
materials.
Advances
material
science,
nanotechnology,
and
electronics
propelled
next-generation
textiles
beyond
traditional
functionalities,
unlocking
innovative
possibilities
for
diverse
applications.
Thermal
management
incorporate
ultralight,
ultrathin
insulating
layers
adaptive
cooling
technologies,
optimizing
temperature
regulation
dynamic
extreme
environments.
Moisture
utilize
advanced
structures
unidirectional
transport
breathable
membranes,
ensuring
exceptional
comfort
activewear
outdoor
gear.
Protective
exhibit
enhanced
features,
including
antimicrobial,
antiviral,
anti-toxic
gas,
heat-resistant,
radiation-shielding
capabilities,
providing
high-performance
solutions
healthcare,
defense,
hazardous
industries.
Interactive
integrate
sensors
monitoring
physical,
chemical,
electrophysiological
parameters,
enabling
real-time
data
collection
responses
to
various
environmental
user-generated
stimuli.
Energy
leverage
triboelectric,
piezoelectric,
hygroelectric
effects
improve
energy
harvesting
storage
wearable
devices.
Luminous
display
textiles,
electroluminescent
fiber
optic
systems,
enable
visual
applications
fashion
communication.
These
advancements
position
at
the
forefront
of
materials
significantly
expanding
their
potential
across
wide
range
Abstract
The
rapid
advancement
in
attractive
platforms
such
as
biomedicine
and
human‐machine
interaction
has
generated
urgent
demands
for
intelligent
materials
with
high
strength,
flexibility,
self‐healing
capabilities.
However,
existing
ability
are
challenged
by
a
trade‐off
between
low
elastic
modulus,
healing
due
to
the
inherent
strength
of
noncovalent
bonding.
Here,
drawing
inspiration
from
human
fibroblasts,
monomer
trapping
synthesis
strategy
is
presented
based
on
dissociation
reconfiguration
amphiphilic
ionic
restrictors
(7000‐times
volume
trapping)
develop
eutectogel.
Benefiting
nanoconfinement
dynamic
interfacial
interactions,
molecular
chain
backbone
formed
confined
domains
mechanically
reinforced
while
preserving
soft
movement
resulting
eutectogels
demonstrate
superior
mechanical
properties
(1799%
2753%
higher
tensile
toughness
than
pure
polymerized
deep
eutectic
solvent),
excellent
efficiency
(>90%),
tangential
modulus
(0.367
MPa
during
working
stage),
sensitively
monitor
activities.
This
poised
offer
new
perspective
developing
wearable
electronics
tailored
body
motion.
Multifunctional
coupling
and
signal
decoupling
achieved
through
nanostructure
supramolecule
design,
enable
multimodal
mechanoluminescent
materials
to
play
an
increasingly
important
role
in
interdisciplinary
applications
cutting-edge
fields.
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 3, 2025
Abstract
Electro‐optical
fibers
with
dual‐mode
sensing
ability
show
broad
potential
in
wearable
electronics
and
intelligent
human‐machine
interaction.
However,
the
complex
multi‐step
preparation
procedures
limited
environmental
adaptivity
materials
(stretchability,
healability,
recyclability,
etc.)
hinder
its
practical
applications.
Herein,
based
on
a
urea‐oxime
polyurethane,
fiber
integrating
electrical
two‐color
light‐emitting
functions
is
developed
using
one‐step
continuous
coaxial
wet‐spinning
process,
luminescent
sulfides‐doped
shell
layer
an
ionogel
conductive
core
layer.
The
exhibits
excellent
mechanical,
electrical,
optical
healing
capabilities
efficiencies
of
94%,
92%,
99%,
which
can
be
quickly
recycled
within
30
minutes.
Utilizing
electro‐optical
bimodular
perceptive
fiber,
multi‐scenario
applications
including
insect
phototaxis
monitoring,
luminous
wearables,
smart
tripwires
are
demonstrated,
revealing
superiority
programming
architectures
to
adapt
substrates
shape
or
size
diversity.
Moreover,
healing‐programmed
tailored
segments
demonstrated
for
hybrid
encrypted
information
transmission.
This
work
inspires
promising
healing‐programming
strategy
healable
wide
tactile
communicating.
Despite
the
rapid
development
of
stretchable
electronic
devices
for
various
applications
in
biomedicine
and
healthcare,
coupling
between
multiple
input
signals
remains
an
obstacle
multimodal
sensing
before
use
practical
environments.
This
work
introduces
a
fully
integrated
stretchable,
rechargeable,
hybrid
device
that
combines
decoupled
sensors
with
flexible
wireless
powering
transmitting
module
emotion
recognition.
Through
optimized
structural
design
material
selection,
can
provide
continuous
real-time
monitoring
biaxial
strain,
temperature,
humidity,
heart
rate,
SpO2
levels.
With
stacked
bilayer
both
circuit,
rechargeable
system
showcases
reduced
footprint
improved
comfort.
A
neural
network
model
is
also
demonstrated
to
allow
high-precision
facial
expression
By
measured
data
mobile
cloud,
healthcare
professionals
evaluate
psychological
health
emotional
support
through
telemedicine
when
needed.
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 27, 2025
Abstract
Smart
fabrics
with
health
protection,
motion
monitoring,
and
perception
capabilities
effectively
managed
optimized
human
health,
significantly
promoting
the
development
of
smart
health.
However,
it
remains
challenging
to
achieve
multifunctional
mechanical
robustness
required
for
use
in
multiple
scenarios
without
destroying
characteristics
softness
air
permeability.
Here,
a
cross‐scale
regulation
strategy
is
presented
based
on
chemical
coupling‐physical
twisting
develop
multiscale
twisted
core‐shell
structure
yarn.
Benefiting
from
strong
interfacial
interactions
coaxial
wrapping
structure,
multi‐component
functional
particles
are
highly
stably
integrated
into
yarn
while
achieving
ultra‐high
strength
(≈0.662
GPa).
The
resulting
fabric
exhibits
good
impact
resistance
(attenuate
>
40%
force),
superior
permeability
(387.37
mm
s
−1
),
excellent
eletromagnetic
interference
(EMI)
shielding
(36.1
dB),
IR
thermal
camouflage,
high
triboelectric
output
(
V
oc
≈39.1
V),
ability
sensitively
perceive
environment
safety
monitor
real‐time.
This
study
addresses
long‐lasting
challenge
balancing
functionality
comfort
offers
new
perspective
developing
next‐generation
advanced
wearable
protective
fabrics.
