iScience,
Journal Year:
2023,
Volume and Issue:
26(10), P. 107946 - 107946
Published: Sept. 22, 2023
Phase
Change
Materials
(PCMs)
have
demonstrated
tremendous
potential
as
a
platform
for
achieving
diverse
functionalities
in
active
and
reconfigurable
micro-nanophotonic
devices
across
the
electromagnetic
spectrum,
ranging
from
terahertz
to
visible
frequencies.
This
comprehensive
roadmap
reviews
material
device
aspects
of
PCMs,
their
applications
spectrum.
It
discusses
various
configurations
optimization
techniques,
including
deep
learning-based
metasurface
design.
The
integration
PCMs
with
Photonic
Integrated
Circuits
advanced
electric-driven
are
explored.
hold
great
promise
multifunctional
development,
non-volatile
memory,
optical
data
storage,
photonics,
energy
harvesting,
biomedical
technology,
neuromorphic
computing,
thermal
management,
flexible
electronics.
Advanced Functional Materials,
Journal Year:
2023,
Volume and Issue:
33(18)
Published: Feb. 8, 2023
Abstract
Multifunctional
films
with
integrated
temperature
adjustment,
electromagnetic
interference
(EMI)
shielding,
and
thermal
camouflage
are
remarkably
desirable
for
wearable
products.
Herein,
a
novel
Janus‐type
multifunctional
ultra‐flexible
film
is
fabricated
via
continuous
electrospinning
followed
by
spraying.
Interestingly,
in
the
polyvinyl
alcohol
(PVA)/phase
change
capsules
(PCC)
layer
(P
1
),
PCC
strung
on
PVA
fibers
to
form
stable
“candied
haws
stick”
structure
that
obviates
slipping
or
falling
off.
The
sufficient
melting
enthalpy
(141.4
J
g
−1
)
guarantees
its
thermoregulation
capability.
Simultaneously,
high
mid‐IR
emissivity
(90.15%)
endows
radiative
cooling
properties
(reducing
10.13
°C).
Mechanical
strength
significantly
improved
superimposing
polylactic
acid
(PLA)
2
surface.
By
spraying
thin
MXene
PLA
surface
of
P
film,
obtained
(MXene/P
MP
endowed
satisfactory
low‐voltage
heating,
photo‐thermal
superior
performance,
achieving
all‐season
comfort.
Impressively,
flexible
achieves
enhanced
EMI
shielding
effect
from
50.3
87.8
dB
through
simple
origami
process,
which
simplifies
manufacturing
process
high‐performance
materials.
In
brief,
an
attractive
candidate
future
products
personalized
management
anti‐electromagnetic
radiation.
Nano-Micro Letters,
Journal Year:
2024,
Volume and Issue:
16(1)
Published: May 16, 2024
Abstract
Phase
change
materials
(PCMs)
offer
a
promising
solution
to
address
the
challenges
posed
by
intermittency
and
fluctuations
in
solar
thermal
utilization.
However,
for
organic
solid–liquid
PCMs,
issues
such
as
leakage,
low
conductivity,
lack
of
efficient
solar-thermal
media,
flammability
have
constrained
their
broad
applications.
Herein,
we
present
an
innovative
class
versatile
composite
phase
(CPCMs)
developed
through
facile
environmentally
friendly
synthesis
approach,
leveraging
inherent
anisotropy
unidirectional
porosity
wood
aerogel
(nanowood)
support
polyethylene
glycol
(PEG).
The
modification
process
involves
incorporation
phytic
acid
(PA)
MXene
hybrid
structure
evaporation-induced
assembly
method,
which
could
impart
non-leaking
PEG
filling
while
concurrently
facilitating
conduction,
light
absorption,
flame-retardant.
Consequently,
as-prepared
wood-based
CPCMs
showcase
enhanced
conductivity
(0.82
W
m
−1
K
,
about
4.6
times
than
PEG)
well
high
latent
heat
135.5
kJ
kg
(91.5%
encapsulation)
with
durability
stability
throughout
at
least
200
heating
cooling
cycles,
featuring
dramatic
conversion
efficiency
up
98.58%.
In
addition,
synergistic
effect
MXene,
flame-retardant
performance
has
been
significantly
enhanced,
showing
self-extinguishing
behavior.
Moreover,
excellent
electromagnetic
shielding
44.45
dB
was
endowed
CPCMs,
relieving
contemporary
health
hazards
associated
waves.
Overall,
capitalize
on
exquisite
cell
transport
development
multifunctional
showcasing
operational
principle
proof-of-concept
prototype
system.
Advanced Functional Materials,
Journal Year:
2022,
Volume and Issue:
33(9)
Published: Dec. 26, 2022
Abstract
As
one
of
the
“miracle
materials”
in
21st
century,
aerogels
with
ultra‐low
weight
and
remarkable
mechanical
performance
have
emerged
shown
incredible
immunity
to
harsh
working
environments,
attracting
substantial
research
interests
across
a
wide
range
areas.
Recently,
exploitation
MXene
nanosheets
into
represents
new
focus
field
materials
science,
on
account
their
unique
structures
outstanding
properties.
In
this
review,
aim
is
provide
timely
insightful
overview
for
recent
advances
fabrication,
performance,
application
MXene‐based
aerogels.
The
main
strategies
constructing
aerogels,
directly
from
MXene‐dispersion
or
presence
other
functional
components,
are
summarized.
Furthermore,
desirable
related
applications
areas
including
electromagnetic
management,
sensors,
solar
steam
generators,
energy
storage
highlighted.
A
thorough
investigation
comparison
mechanical,
electrical,
sensing,
properties
performed
understand
structure‐property
relationships.
At
last,
study
concluded
summary
outlook
section
future
development
as
well
challenges
that
remained,
thus
bringing
opportunities
material
engineering
