Applied Physics Letters,
Journal Year:
2023,
Volume and Issue:
123(10)
Published: Sept. 4, 2023
In
this
paper,
oriented
hBN
composites
with
anisotropic
thermal
conductivity
are
employed
to
improve
electrical
resistivity-temperature
characteristics,
thus
inhibiting
the
occurrence
of
DC
surface
flashover
under
temperature
gradient
by
directionally
manipulating
heat
flow.
The
performance,
resistivity,
carrier
mobility,
and
electric
field
distribution
depending
on
orientation
studied
at
different
temperatures.
When
angle
between
basal
plane
axis
electrodes
is
90°,
out-of-plane
composite
shows
best
characteristics
than
that
polymer
filled
ceramic
particles
positive
coefficient,
whose
voltage
28%
higher
0°
high-voltage
electrode
heated
160
°C.
least
rise
in
mobility
intensity
near
GND
main
factor
high
work
presented
paper
will
notably
influence
future
research
directions
modification
solutions
for
dielectric
materials.
Materials Today,
Journal Year:
2023,
Volume and Issue:
66, P. 245 - 272
Published: April 10, 2023
Electromagnetic
interference
(EMI)
shielding
is
critical
in
electronic
applications.
However,
the
currently
available
EMI
materials
are
restricted
customizability
and
application
flexibility.
Recent
advances
manufacturing
technologies
have
provided
a
unique
path
to
achieve
custom
creation
of
solutions.
A
successful
example
additive
(AM),
which
has
enabled
high
design
freedom,
efficient
performance
regulation,
multifunctionality
simultaneously
into
fabricated
shields,
offering
an
opportunity
start
revolution
field
shielding.
In
this
review,
we
summarize
latest
AM
materials,
aiming
provide
deep
understanding
connection
between
raw
methods,
considerations,
performances
shields.
We
first
introduce
mechanism
subsequently
focusing
on
characteristics
representative
methods
as-created
Based
requirements
create
application-oriented
solutions,
these
also
critically
compared.
Thereafter,
present
state-of-the-art
considerations
shields
examine
pivotal
roles
realizing
designs.
conclude
by
discussing
future
research
directions,
at
motivating
use
developments
Materials Horizons,
Journal Year:
2022,
Volume and Issue:
9(7), P. 1825 - 1849
Published: Jan. 1, 2022
We
review
recent
advances
in
4D
printing
of
LCEs,
with
emphasis
on
synthesis
and
processing
methods
that
enable
microscopic
changes
the
molecular
orientation
hence
macroscopic
properties
printed
objects.
Advanced Materials,
Journal Year:
2022,
Volume and Issue:
35(23)
Published: Dec. 3, 2022
Liquid
crystal
elastomers
(LCEs)
are
renowned
for
their
large,
reversible,
and
anisotropic
shape
change
in
response
to
various
external
stimuli
due
lightly
cross-linked
polymer
networks
with
an
oriented
mesogen
direction,
thus
showing
great
potential
applications
robotics,
bio-medics,
electronics,
optics,
energy.
To
fully
take
advantage
of
the
stimuli-responsive
behaviors
LCEs,
it
is
preferable
achieve
a
locally
controlled
alignment
into
monodomain
orientations.
In
recent
years,
application
4D
printing
LCEs
opens
new
doors
simultaneously
programming
3D
geometry,
offering
more
opportunities
higher
feasibility
fabrication
4D-printed
LCE
objects
desirable
properties.
Here,
state-of-the-art
advances
reviewed,
emphasis
on
both
mechanisms
applications.
First,
fundamental
properties
working
principles
representative
techniques
briefly
introduced.
Then,
by
advantages
over
conventional
manufacturing
methods
demonstrated.
Finally,
perspectives
current
challenges
development
trends
toward
discussed,
which
may
shed
light
future
research
directions
this
field.
Advanced Functional Materials,
Journal Year:
2022,
Volume and Issue:
33(1)
Published: Nov. 1, 2022
Abstract
Supercapacitors
(SCs)
offer
broad
possibilities
in
the
rising
domain
of
military
and
civilian
owing
to
their
intrinsic
properties
superior
power
density,
long
lifetime,
safety
features.
Despite
low‐cost,
facile
manufacture,
time‐saving,
3D
printing
technology
unleashes
potential
SCs
terms
achieving
desirable
capacitance
with
high
mass
loading,
fabrication
well‐designed
complicated
structures,
direct
construction
on‐chip
integration
systems.
In
this
review,
first,
representative
technologies
for
advanced
printable
materials
are
scrutinized
materials.
Then
structure
design
principles
electrodes
devices
respectively
highlighted
reported
cases
systematically
summarized.
Next,
configurations
applications
various
areas
described
detail.
Finally,
promising
research
directions
future
discussed.
The
perspectives
reviewed
here
expected
provide
a
comprehensive
understanding
3D‐printed
guidance
realizing
promise
applications.
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: July 6, 2024
Flexible
and
highly
thermally
conductive
materials
with
consistent
thermal
conductivity
(λ)
during
large
deformation
are
urgently
required
to
address
the
heat
accumulation
in
flexible
electronics.
In
this
study,
spring-like
conduction
pathways
of
silver
nanowire
(S-AgNW)
fabricated
by
3D
printing
compounded
polydimethylsiloxane
(PDMS)
prepare
S-AgNW/PDMS
composites
excellent
λ
deformation.
The
exhibit
a
7.63
W
m
Materials Science and Engineering R Reports,
Journal Year:
2023,
Volume and Issue:
154, P. 100734 - 100734
Published: May 15, 2023
The
application
of
wearable
sensors
in
domains
related
to
healthcare
systems,
human
motion
detection,
robotics,
and
human–machine
interactions
has
attracted
significant
attention.
Because
these
applications
require
stretchable,
flexible,
non-invasive
materials,
polymer
composites
are
now
at
the
forefront
research
aimed
preparing
innovative
sensors.
Three-dimensional
(3D)
printing
techniques
can
be
used
obtain
highly
customised
scalable
fabricate
sensors,
which
is
a
challenging
task
for
conventional
fabrication
techniques.
This
review
provides
insights
into
prospects
commonly
conductive
nanomaterials
3D
prepare
devices.
Subsequently,
progress,
sensing
mechanisms,
performance
3D-printed
such
as
strain,
pressure,
temperature,
humidity
discussed.
In
addition,
novel
multifunctional
multi-directional,
multi-modal,
self-healable,
self-powered,
situ
printed,
ultrasonic
highlighted.
challenges
future
trends
further
development
clarified.
Advanced Science,
Journal Year:
2023,
Volume and Issue:
10(9)
Published: Jan. 19, 2023
Abstract
The
utilization
of
lignin,
the
most
abundant
aromatic
biomass
component,
is
at
forefront
sustainable
engineering,
energy,
and
environment
research,
where
its
abundance
low‐cost
features
enable
widespread
application.
Constructing
lignin
into
material
parts
with
controlled
desired
macro‐
microstructures
properties
via
additive
manufacturing
has
been
recognized
as
a
promising
technology
paves
way
to
practical
application
lignin.
Considering
rapid
development
significant
progress
recently
achieved
in
this
field,
comprehensive
critical
review
outlook
on
three‐dimensional
(3D)
printing
highly
desirable.
This
article
fulfils
demand
an
overview
structure
presents
state‐of‐the‐art
3D
pristine
lignin‐based
composites,
highlights
key
challenges.
It
attempted
deliver
better
fundamental
understanding
impacts
morphology,
microstructure,
physical,
chemical,
biological
modifications,
composition/hybrids
rheological
behavior
lignin/polymer
blends,
well
as,
mechanical,
chemical
performance
printed
materials.
main
points
toward
future
developments
involve
hybrid
manufacturing,
situ
polymerization,
surface
tension
or
energy
driven
molecular
segregation
are
also
elaborated
discussed
promote
high‐value
Advanced Energy Materials,
Journal Year:
2023,
Volume and Issue:
13(24)
Published: May 5, 2023
Abstract
Phase
change
materials
(PCMs)
can
enhance
the
performance
of
energy
systems
by
time
shifting
or
reducing
peak
thermal
loads.
The
effectiveness
a
PCM
is
defined
its
and
power
density—the
total
available
storage
capacity
(kWh
m
−3
)
how
fast
it
be
accessed
(kW
).
These
are
influenced
both
material
properties
as
well
geometry
systems;
however,
prior
efforts
have
primarily
focused
on
improving
properties,
namely,
maximizing
latent
heat
fusion
increasing
conductivity.
latter
often
at
expense
former.
Advanced
manufacturing
techniques
hold
tremendous
potential
to
enable
co‐optimization
device
geometry,
while
potentially
waste
time.
There
an
emerging
body
research
additive
composites
devices
for
(TES)
management.
In
this
article,
fundamentals
applications
PCMs
reviewed
recent
advances
in
TES
composite
associated
exchanger
discussed.
A
forward‐looking
perspective
future
management
provided.
