Journal of Materials Chemistry A,
Год журнала:
2023,
Номер
11(35), С. 18832 - 18842
Опубликована: Янв. 1, 2023
Dual-supporting
flexible
composite
PCMs
with
a
uniform
heat
transfer
network
constructed
by
proposed
localized
dispersion
strategy
realized
an
impressive
performance
balance,
showing
great
potential
in
the
field
of
thermal
management.
Advanced Functional Materials,
Год журнала:
2023,
Номер
34(14)
Опубликована: Дек. 24, 2023
Abstract
Shape
memory
polymers
(SMPs)
are
one
of
the
primary
directions
in
development
modern
high‐tech
new
materials,
which
integrated
with
sensing,
actuation,
information
processing,
and
autonomous
deformation.
Here,
multifunctional
shape
focused
a
detailed
introduction
to
characteristics
self‐deformation,
self‐sensing,
self‐healing,
self‐learning
is
provided.
Integrating
other
functional
materials
form
polymer
composites
(SMPC),
designing
controlling
material
structure
organization
at
microscale,
thereby
achieving
more
precise
controllable
effects
expanding
potential
applications.
Ultimately,
it
shown
that
SMPs
their
have
wide
range
fascinating
applications
fields
robotics,
smart
clothing,
textiles,
biomedical
devices,
wearable
technology.
will
thus
continue
play
significant
role
future
deeper
exploration.
Advanced Functional Materials,
Год журнала:
2024,
Номер
34(28)
Опубликована: Март 10, 2024
Abstract
Wearable
sensing
technologies
have
witnessed
rapid
development
in
recent
years
due
to
their
accessibility,
functionality,
and
affordability.
However,
heat
accumulation
electromagnetic
interference
electronic
components
adversely
affect
the
performance
seriously
damage
human
health.
Herein,
cellulose
nanofibers
(CNFs)‐based
composites
with
high
thermal
conductivity
(TC)
excellent
(EMI)
shielding
are
prepared
using
CNFs
as
templates
followed
by
coating
tannic
acid
non‐covalent
3‐aminopropyltriethoxysilane
covalent
co‐modified
graphene
nanoplatelets
(denoted
mGNPs)
through
a
simple
electrostatic
self‐assembly
method.
The
subsequent
hot‐pressing
process
yield
order
layer
mGNPs
CNFs‐based
distributed
along
orientation
close
contact
CNFs,
fashion
similar
nervous
system.
resulting
reveal
TC
of
136.2
W/(m·K)
superior
EMI
effectiveness
105
dB.
Thus,
they
used
wearable
sensors
based
on
triboelectric
effect
monitor
health
real‐time,
well
express
emotion
Morse
code.
In
sum,
proposed
strategy
provides
an
avenue
prolong
service
life
flexible
ensure
safe
use,
promising
for
future
wisdom
healthcare
smart
robotics.
Abstract
Solar‐powered
interfacial
heating
has
emerged
as
a
sustainable
technology
for
hybrid
applications
with
minimal
carbon
footprints.
Aerogels,
hydrogels,
and
sponges/foams
are
the
main
building
blocks
state‐of‐the‐art
photothermal
materials.
However,
these
conventional
three‐dimensional
(3D)
structures
related
fabrication
technologies
intrinsically
fail
to
maximize
important
performance‐enhancing
strategies
this
still
faces
several
performance
roadblocks.
Herein,
monolithic,
self‐standing,
durable
aerogel
matrices
developed
based
on
composite
inks
ink‐extrusion
3D
printing,
delivering
all‐in‐one
steam
generators
(SGs).
Rapid
prototyping
of
multiscale
hierarchical
synergistically
reduce
energy
demand
evaporation,
expand
actual
evaporation
areas,
generate
massive
environmental
input,
improve
mass
flows.
Under
1
sun,
high
water
rates
3.74
kg
m
−2
h
−1
in
calm
air
25.3
at
gentle
breeze
2
s
achieved,
ranking
among
best‐performing
solar‐powered
SGs.
3D‐printed
microchannels
hydrophobic
modification
deliver
an
icephobic
surface
aerogels,
leading
self‐propelled
rapid
removal
ice
droplets.
This
work
shines
light
rational
materials,
not
merely
breaking
through
constraints
clean
production,
but
also
discovering
new
functions
deicing.
Nature Communications,
Год журнала:
2024,
Номер
15(1)
Опубликована: Апрель 4, 2024
Abstract
Two-dimensional
materials
with
ultrahigh
in-plane
thermal
conductivity
are
ideal
for
heat
spreader
applications
but
cause
significant
contact
resistance
in
complex
interfaces,
limiting
their
use
as
interface
materials.
In
this
study,
we
present
an
interfacial
phonon
bridge
strategy
to
reduce
the
of
boron
nitride
nanosheets-based
composites.
By
using
a
low-molecular-weight
polymer,
able
manipulate
alignment
nanosheets
through
sequential
stacking
and
cutting,
ultimately
achieving
flexible
thin
films
layer
arc-like
structure
superimposed
on
perpendicularly
aligned
ones.
Our
results
suggest
that
can
act
lower
by
70%
reducing
back-reflection
enhancing
coupling
efficiency
at
boundary.
The
resulting
composites
exhibit
ultralow
0.059
2
KW
−1
,
demonstrating
effective
cooling
fast-charging
batteries
thickness
2-5
times
thinner
than
commercial
products.