Cr incorporation and hybrid bond control in amorphous carbon films for superior thermal radiation efficiency
Applied Surface Science,
Год журнала:
2025,
Номер
unknown, С. 163063 - 163063
Опубликована: Март 1, 2025
Язык: Английский
Radiative Cooling of Outdoor Electronic Devices by Polyimide Fiber Films Fabricated via an Electrospinning-Electrospray Process
ACS Applied Materials & Interfaces,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 25, 2025
Radiative
cooling
materials
have
attracted
extensive
research
interest
due
to
their
unique
characteristics
of
zero
energy
consumption
and
minimized
carbon
footprint.
However,
the
design
manufacture
radiative
for
outdoor
electronic
devices
remain
explore.
In
this
study,
a
silica/fluorinated
polyimide
fiber
film
was
particularly
designed
fabricated
devices.
The
prepared
by
an
electrospinning-electrospray
process
with
hexafluoroisopropylidene,
diaminobiphenyl,
silica
as
raw
materials.
Composed
nanomicrometer
fibers
polyimide-silica
bead-like
particles,
delivered
average
solar
reflectivity
94.29%
mid
infrared
emissivity
93.12%.
Especially,
exhibited
high
in
band
6-16
μm,
where
emission
is
relatively
concentrated.
Under
direct
sunlight,
achieved
temperature
30.6
9.4
°C
cooler
than
commercial
films
reflective
coatings,
respectively.
also
cooled
smartphone
load
operation
under
sunlight
3.6-4.1
°C.
findings
work
provide
new
insight
into
development
Язык: Английский
One-step electrospun continuous BN/PLA fibrous yarns based flexible and self-cleaning fabrics for personal passive radiative cooling
Chemical Engineering Journal,
Год журнала:
2025,
Номер
unknown, С. 163748 - 163748
Опубликована: Май 1, 2025
Язык: Английский
Thermal Conductive Radiative Cooler Enabled by Janus Structure for Above-ambient Daytime Cooling
Nano Energy,
Год журнала:
2025,
Номер
unknown, С. 111124 - 111124
Опубликована: Май 1, 2025
Язык: Английский
Microfluidic‐Encapsulated Phase Change Fibers with Graphene Coating for Passive Thermal Management
Small,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 16, 2025
Abstract
This
paper
introduces
a
novel
method
for
encapsulating
phase
change
materials
(PCM)
into
non‐toxic,
flexible
fibers
using
microfluidic
techniques,
enhances
with
graphene
coating
to
passive
thermal
management.
The
feature
uniform
core–shell
structure
lightweight
porous
yet
dense
shell
that
prevents
PCM
leakage.
dimensions
of
the
and
ratio
material
can
be
precisely
controlled
as
required.
A
is
applied
surface
fiber
enhance
its
conductivity
emissivity,
thereby
improving
cooling
performance
without
compromising
fiber's
structural
integrity
or
sealing
stability.
In
particular,
management
experiments
on
electronic
components
undergoing
intermittent
operation
under
periodic
load
demonstrate
by
graphene‐coated
(GPCF)
effectively
reduce
both
peak
average
temperatures
devices.
Remarkably,
pure
any
power
consumption
based
GPCF
amounts
forced
air
an
airspeed
0.8
m
s
−1
,
delivering
substantial
energy
savings.
shows
great
potential
in
devices
subjected
periodic,
short‐term
high
loads,
potentially
offering
significant
savings
cooling‐related
consumption.
Язык: Английский