Carbon Energy,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 1, 2025
ABSTRACT
The
urgent
demand
for
renewable
energy
solutions,
propelled
by
the
global
crisis
and
environmental
concerns,
has
spurred
creation
of
innovative
materials
solar
thermal
storage.
Photothermal
phase
change
(PTPCMs)
represent
a
novel
type
composite
material
(PCM)
aimed
at
improving
storage
efficiency
incorporating
photothermal
into
traditional
PCMs
encapsulating
them
within
porous
structures.
Various
encapsulation
have
been
studied,
including
carbon,
expanded
graphite,
ceramics,
but
issues
like
brittleness
hinder
their
practical
use.
To
overcome
these
limitations,
flexible
PTPCMs
using
organic
polymers—like
foams,
hydrogels,
wood—have
emerged,
offering
high
porosity
lightweight
characteristics.
This
review
examines
recent
advancements
in
preparation
based
on
polymer
supports
through
techniques
impregnation
situ
polymerization,
assessing
impact
different
PCM
performance
clarifying
mechanisms
conversion
heat
Subsequently,
most
applications
polymer‐based
are
systematically
summarized,
future
research
challenges
possible
solutions
discussed.
aims
to
foster
awareness
about
potential
promoting
environmentally
friendly
practices
catalyzing
further
this
promising
field.
Nano-Micro Letters,
Journal Year:
2023,
Volume and Issue:
15(1)
Published: June 29, 2023
Thermal
management
is
essential
in
our
body
as
it
affects
various
bodily
functions,
ranging
from
thermal
discomfort
to
serious
organ
failures,
an
example
of
the
worst-case
scenario.
There
have
been
extensive
studies
about
wearable
materials
and
devices
that
augment
thermoregulatory
functionalities
body,
employing
diverse
systematic
approaches
attaining
homeostasis.
This
paper
reviews
recent
progress
functional
contribute
wearables,
particularly
emphasizing
strategic
methodology
regulate
temperature.
exist
several
methods
promote
personal
a
form.
For
instance,
we
can
impede
heat
transfer
using
thermally
insulating
material
with
extremely
low
conductivity
or
directly
cool
skin
surface.
Thus,
classify
many
into
two
branches,
passive
active
modes,
which
are
further
subdivided
specific
strategies.
Apart
discussing
strategies
their
mechanisms,
also
identify
weaknesses
each
strategy
scrutinize
its
potential
direction
should
follow
make
substantial
contributions
future
regulatory
industries.
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
34(33)
Published: March 29, 2024
Abstract
Phase
change
materials
(PCMs)
are
widely
regarded
as
one
of
the
most
promising
thermal
energy
storage
technologies,
owing
to
their
outstanding
latent
heat
density
and
controllable
storage/release
characteristics.
However,
pure
PCM
usually
has
certain
limitations
in
terms
electric‐,
photo‐,
magnetic‐thermal
conversion.
In
recent
years,
research
on
enhancing
these
properties
through
addition
various
fillers
garnered
widespread
attention.
Herein,
this
paper
elaborates
modification
for
electric‐thermal,
photo‐thermal,
conversion,
including
respective
strategies,
properties,
applications.
Therein,
a
comparative
analysis
is
conducted
conversion
efficiency
with
different
fillers.
Further,
summary
some
PCM,
which
simultaneously
improves
performance
two
or
three
mentioned
above,
enabling
multiple
Finally,
existing
problems,
solutions,
future
development
directions
put
forward.
ACS Applied Materials & Interfaces,
Journal Year:
2024,
Volume and Issue:
16(3), P. 4089 - 4098
Published: Jan. 10, 2024
Flexible
electrothermal
composite
phase
change
materials
(PCMs)
are
promising
candidates
for
portable
thermotherapy.
However,
a
great
challenge
remains
to
achieve
high
PCM
loading
while
maintaining
reasonable
flexibility.
Herein,
the
polypyrrole-decorated
melamine
foam
(PPy@MF)
was
fabricated
and
thereafter
applied
confine
binary
mixtures
composed
of
high-enthalpy
long-chain
polyethylene
glycol
(PEG4000)
its
short-chain
homologue
(PEG200)
make
novel
PPy@MF-PEG4000+200
PCM.
At
up
74.1%
PEG4000
latent
heat
energy
storage
density
150.1
J/g,
remained
flexible
at
temperature
(−20
°C)
far
below
transition
point
thanks
plasticine
effect
PEG200.
The
also
demonstrated
good
Joule
heating
performance,
providing
fast
from
28
70
°C
low
voltages
(4.5–6.0
V).
could
be
stored
efficiently
released
maintain
composites
proper
temperature.
performance
undisturbed
during
curved
or
repeated
bending,
showing
potential
used
personal
thermal
management
ACS Applied Materials & Interfaces,
Journal Year:
2024,
Volume and Issue:
16(12), P. 15372 - 15382
Published: March 18, 2024
Electromagnetic
interference
(EMI)
shielding
and
infrared
stealth
technologies
are
essential
for
military
civilian
applications.
However,
it
remains
a
significant
challenge
to
integrate
various
functions
efficiently
into
material
efficiently.
Herein,
minimalist
strategy
fabricate
multifunctional
phase
change
organohydrogels
(PCOHs)
was
proposed,
which
were
fabricated
from
polyacrylamide
(PAM)
organohydrogels,
MXene/PEDOT:PSS
hybrid
fillers,
sodium
sulfate
decahydrate
(Na2SO4·10H2O,
SSD)
via
one-step
photoinitiation
strategies.
PCOHs
with
high
enthalpy
value
(130.7
J/g)
encapsulation
rate
(98%)
could
adjust
the
temperature
by
triggering
of
SSD,
can
hide
radiation
achieve
medium-low
stealth.
In
addition,
PCOH-based
sensor
has
good
strain
sensing
ability
due
incorporation
precisely
monitor
human
movement.
Remarkably,
benefiting
electron
conduction
three-dimensional
conductive
network
ion
hydrogel,
EMI
efficiency
(k)
reach
99.99%
even
filler
content
as
low
1.8
wt
%.
Additionally,
shielding,
stealth,
sensing-integrated
be
adhered
arbitrary
targets
their
excellent
flexibility
adaptability.
This
work
offers
promising
pathway
fabricating
materials,
show
great
application
prospects
in
fields.
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
34(46)
Published: June 10, 2024
Abstract
With
the
development
of
modern
medicine,
importance
continuous
and
reliable
pulse
wave
monitoring
has
increased
significantly
in
physiological
evaluation
disease
diagnosis.
Among
them,
3D
reconstruction
is
indispensable,
needs
rely
on
ultra‐high
resolution
sensor
arrays,
that
is,
high
spatial
resolution,
temporal
force
resolution.
Herein,
a
flexible
high‐density
32
×
tactile
array
based
pressure‐sensitive
tunneling
mechanism
develpoed.
Conformal
graphene
nanowalls
(
GNWs
)
pattern
arrays
are
deposited
micro‐pyramidal
structural
Si
substrate
via
mask‐assisted
plasma
enhanced
chemical
vapor
deposition
PECVD)
method
adopted
as
electrode,
exhibiting
64
dots/cm
2
,
sensitivity
(222.36
kPa
−1
short
response
time
(2
ms).
More
importantly,
HfO
layer
can
effectively
suppress
noise
current,
which
made
it
sense
weak
pressure
signals
with
1/1000
SNR
36.32
dB.
By
leveraging
its
high‐resolution
array,
more
holistic
acquired
shape
successfully
replicated.
This
work
shows
sensors
have
significant
promise
for
applications
remote
intelligent
diagnostics.
