Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 31, 2024
Abstract
Actuators
play
important
roles
in
various
fields
due
to
their
high
intelligence.
However,
the
present
actuators
are
hard
achieve
load
capacity
and
easy
fast
deformation
simultaneously.
Here,
a
novel
heterostructure
magnetic
composite
material
is
proposed,
which
can
work
as
matrix
create
by
easily
tailored
magnetized.
Initially,
UV‐responsive
stiffness‐tunable
polymer
(URST‐polymer)
developed
using
situ
encapsulation
of
reactive
double
bonds,
achieving
modulus
increase
up
15
600
times
after
stiffening.
By
introducing
NdFeB@PDA
particles
into
URST‐polymer,
created
through
one‐step
curing
process,
features
dual‐functional
layers:
layer
with
ensures
excellent
actuation
properties,
while
pure
guarantees
effective
UV‐induced
Consequently,
light‐responsive
actuator
(LRST‐MA)
made
demonstrates
rapid
actuation,
bistable
states,
stiffness.
The
URST
also
imparts
shape
memory
properties
special
network.
Combining
those
advantages
structural
magnetization
design,
be
used
applications
such
multi‐morphic
actuators,
variable
stiffness
grippers,
deployable
antennas,
emergency
robots,
provide
simple
strategy
for
designing
actuators.
Chemical Society Reviews,
Journal Year:
2024,
Volume and Issue:
53(18), P. 9306 - 9343
Published: Jan. 1, 2024
Cellulose,
as
the
most
abundant
natural
polymer
on
Earth,
has
long
captured
researchers'
attention
due
to
its
high
strength
and
modulus.
Nevertheless,
transferring
exceptional
mechanical
properties
macroscopic
2D
3D
materials
poses
numerous
challenges.
This
review
provides
an
overview
of
research
progress
in
development
strong
cellulose-based
using
both
"bottom-up"
"top-down"
approaches.
In
strategy,
various
forms
regenerated
nanocellulose-based
high-strength
assembled
by
different
methods
are
discussed.
Under
approach,
focus
is
reinforced
derived
from
wood,
bamboo,
rattan
straw.
Furthermore,
a
brief
potential
applications
fordifferent
types
given,
followed
concise
discussion
future
directions.
Nano Letters,
Journal Year:
2024,
Volume and Issue:
24(33), P. 10265 - 10274
Published: Aug. 8, 2024
Artificial
sensory
afferent
nerves
that
emulate
receptor
nanochannel
perception
and
synaptic
ionic
information
processing
in
chemical
environments
are
highly
desirable
for
bioelectronics.
However,
challenges
persist
achieving
life-like
nanoscale
conformal
contact,
agile
multimodal
sensing
response,
feedback
with
ions.
Here,
a
precisely
tuned
phase
transition
poly(
Materials Horizons,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
In
recent
years,
the
widespread
use
of
wood
products
has
been
observed
in
many
fields.
Wooden
have
excellent
green
and
environmentally
friendly
characteristics,
but
their
performance
often
cannot
meet
people's
needs.
Many
researchers
conducted
in-depth
research
on
wood-based
composite
materials
modification
methods
order
to
improve
wood.
This
article
provides
a
selective
review
types,
methods,
properties
inorganic
modifiers.
The
preparation
are
mainly
divided
into
immersion
sol-gel
hydrothermal
synthesis.
flame
retardancy,
mechanical
properties,
hydrophobicity,
mold
resistance
modified
effectively
improved.
addition,
also
photoresponsive
electrical
conductivity,
thermal
conductivity.
Finally,
challenges
perspectives
advanced
wood-inorganic
composites
proposed
for
guiding
future
studies.
Wood
has
a
number
of
undesirable
inherent
properties
that
limit
its
ability
to
be
used
in
wider
range
applications.
For
this
reason,
study,
copper-montmorillonite
nanoparticles
were
prepared
from
natural
biomass
tung
oil
and
the
mineral
montmorillonite
by
ion
exchange
method.
Modified
wood
with
intercalated
was
simple
environmentally
friendly
impregnation
curing
process.
The
rate
greatly
accelerated
addition
nanoparticles.
surface
contact
angle
increased
85.0°
152.2°
after
copper-montmorillonite-tung
treatment,
remarkably,
it
remained
at
144.2°
180
s.
After
192
h
immersion,
water
absorption
decreased
90.0%
compared
control
group,
which
resistance
swelling
as
high
59.00%,
significantly
improved
dimensional
stability
wood.
15
days
ultraviolet
irradiation,
oil-treated
showed
68.89%
reduction
redness
value
significant
increase
resistance.
Copper-montmorillonite-tung
enhanced
effectiveness
against
mildew.
On
eighth
day
Aspergillus
niger
infestation,
already
full
mildew,
whereas
not
infested
In
particular,
28
infestation
Penicillium
oryzae,
modified
free
fungus,
100%
mildew
prevention
efficiency.
addition,
2
weeks
leaching,
leaching
impregnated
material
only
0.22%,
facilitating
long-term
protection
present
study
synergistic
treatment
strategy
provides
innovative
methods
potential
ideas
for
extending
service
life
products
high-value
utilization
also
scale
up
protection.
Chemical Communications,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Jan. 1, 2024
Flexible
shape-editable
transparent
wood
was
prepared
by
addition
reaction
and
free
radical
polymerization.
The
skeleton
promotes
directional
enhancement
energy
dissipation,
the
acetal
linkages
ensure
shape
memory
editability.
