Advanced Science,
Journal Year:
2024,
Volume and Issue:
11(30)
Published: June 13, 2024
Abstract
With
the
onset
of
5G
era,
wearable
flexible
electronic
devices
have
developed
rapidly
and
gradually
entered
daily
life
people.
However,
vast
majority
research
focuses
on
integration
functions
performance
improvement,
while
ignoring
electromagnetic
hazards
caused
by
devices.
Herein,
3D
double
conductive
networks
are
constructed
through
a
repetitive
vacuum‐assisted
dip‐coating
technique
to
decorate
2D
MXene
1D
silver
nanowires
melamine
foam.
Benefiting
from
unique
porous
structure
multi‐scale
interconnected
frame,
resultant
composite
foam
exhibited
high
electrical
conductivity,
low
density,
superb
interference
shielding
(48.32
dB),
Joule
heating
(up
90.8
°C
under
0.8
V).
Furthermore,
single‐electrode
triboelectric
nanogenerator
(TENG)
with
powerful
energy
harvesting
capability
is
assembled
combining
an
ultra‐thin
Ecoflex
film
polyvinylidene
fluoride
film.
Simultaneously,
foam‐based
TENG
can
also
be
considered
reliable
sensor
for
monitoring
activity
patterns
in
different
parts
human
body.
The
versatility
scalable
manufacturing
high‐performance
foams
will
provide
new
design
ideas
development
next‐generation
Science,
Journal Year:
2023,
Volume and Issue:
380(6645)
Published: May 11, 2023
Ferroelectric
materials
are
currently
some
of
the
most
widely
applied
material
systems
and
constantly
generating
improved
functions
with
higher
efficiencies.
Advancements
in
poly(vinylidene
fluoride)
(PVDF)-based
polymer
ferroelectrics
provide
flexural,
coupling-efficient,
multifunctional
platforms
for
applications
that
demand
portable,
lightweight,
wearable,
durable
features.
We
highlight
recent
advances
fluoropolymer
ferroelectrics,
their
energetic
cross-coupling
effects,
emerging
technologies,
including
highly
efficient
electromechanical
actuators
sensors,
electrocaloric
refrigeration,
dielectric
devices.
These
developments
reveal
molecular
nanostructure
manipulations
polarization-field
interactions,
through
facile
defect
biasing,
could
introduce
enhancements
physical
effects
would
enable
realization
multisensory
wearables
immersive
virtual
world
smart
a
sustainable
future.
Advanced Functional Materials,
Journal Year:
2022,
Volume and Issue:
32(38)
Published: July 13, 2022
Abstract
There
is
growing
interest
in
transitioning
electronic
components
and
circuitry
from
stiff
rigid
substrates
to
more
flexible
stretchable
platforms,
such
as
thin
plastics,
textiles,
foams.
In
parallel,
the
push
for
sustainable,
biocompatible,
cost‐efficient
conductive
inks
coat
these
has
led
development
of
formulations
with
novel
nanomaterials.
Among
these,
2D
materials,
particularly
graphene
MXenes,
have
received
intense
research
due
their
increasingly
facile
scalable
production,
high
electrical
conductivity,
compatibility
existing
manufacturing
techniques.
They
enable
a
range
devices,
including
strain
pressure
sensors,
supercapacitors,
thermoelectric
generators,
heaters.
These
new
devices
developed
material
coatings
are
poised
unlock
exciting
applications
wearable,
healthcare
Internet
Things
sectors.
This
review
surveys
key
data
than
200
articles
published
over
past
6
years
provide
quantitative
analysis
recent
progress
field
shed
light
on
future
directions
prospects
this
technology.
It
found
that
despite
different
chemical
origins
shared
properties
morphology
guarantee
intriguing
performance
end
applications,
leaving
plenty
space
advancements
future.
ACS Nano,
Journal Year:
2023,
Volume and Issue:
17(16), P. 16036 - 16047
Published: Aug. 14, 2023
Although
skin-like
sensors
that
can
simultaneously
detect
various
physical
stimuli
are
of
fair
importance
in
cutting-edge
human-machine
interaction,
robotic,
and
healthcare
applications,
they
still
face
challenges
facile,
scalable,
cost-effective
production
using
conventional
active
materials.
The
emerging
two-dimensional
transition
metal
carbide,
Ti3C2Tx
MXene,
integrated
with
favorable
thermoelectric
properties,
metallic-like
conductivity,
a
hydrophilic
surface,
is
promising
for
solving
these
problems.
Herein,
multifunctional
designed
to
precisely
distinguish
temperature
pressure
without
cross-talk
by
decorating
elastic
porous
substrates
MXene
sheets.
Because
the
combination
conductive
thermally
insulating,
elastic,
substrate
integrates
efficient
Seebeck
piezoresistive
effects,
resultant
sensor
exhibits
not
only
an
ultralow
detection
limit
(0.05
K),
high
signal-to-noise
ratio,
excellent
cycling
stability
but
also
sensitivity,
fast
response
time,
outstanding
durability
detection.
Based
on
impressive
dual-mode
sensing
properties
independent
detections,
multimode
input
terminal
electronic
skin
created,
exhibiting
great
potential
robotic
interaction
applications.
This
work
provides
scalable
fabrication
tactile
detecting
distinguishing
stimuli.
Advanced Functional Materials,
Journal Year:
2023,
Volume and Issue:
33(13)
Published: Jan. 25, 2023
Abstract
Thermal
energy,
constituting
the
majority
of
energy
lost
through
various
inefficiencies,
is
abundant
and
ubiquitous.
With
thermogalvanic
effect,
thermocells
(TECs)
can
directly
convert
thermal
into
electricity
without
producing
vibration,
noise
or
other
waste
emissions.
This
work
presents
a
rational
design
flexible
film
electrodes
constructed
on
ternary
composite
Ti
3
C
2
T
x
MXene
(T
represents
surface
terminations),
polyaniline
(PANI)
single‐wall
carbon
nanotubes
for
TECs,
which
exhibit
notably
enhanced
thermoelectrochemical
performance
compared
to
widely
adopted
noble
platinum
electrodes.
The
form
porous
layered
structure
with
large
electrochemical‐active
area.
Experiment
simulation
results
reveal
that
synergistic
effects
PANI
are
induced
promoting
both
mass
charge
transport
at
electrolyte‐electrode
interface,
resulting
in
TEC
an
output
power
13.15
µW
cm
−2
Δ
40
K.
also
shows
rapid
response
small
temperature
difference
between
human
body
ambient,
demonstrating
high
potential
harvesting
low‐grade
heat
electronics.
Angewandte Chemie International Edition,
Journal Year:
2023,
Volume and Issue:
62(19)
Published: Jan. 31, 2023
Precise
and
ultrafast
ion
sieving
is
highly
desirable
for
many
applications
in
environment-,
energy-,
resource-related
fields.
The
development
of
a
permselective
lamellar
membrane
constructed
from
parallel
stacked
two-dimensional
(2D)
nanosheets
opened
new
avenue
the
next-generation
separation
technology
because
unprecedented
diversity
designable
interior
nanochannels.
In
this
Review,
we
first
discuss
construction
homo-
heterolaminar
nanoarchitectures
starting
materials
to
emerging
preparation
strategies.
We
then
explore
property-performance
relationships,
with
particular
emphasis
on
effects
physical
structural
features,
chemical
properties,
external
environment
stimuli
transport
behavior
under
nanoconfinement.
also
present
existing
potential
2D
membranes
desalination,
recovery,
energy
conversion.
Finally,
challenges
outline
research
directions
promising
field.
Advanced Science,
Journal Year:
2023,
Volume and Issue:
11(3)
Published: Nov. 8, 2023
Abstract
Since
the
initial
discovery
of
Ti
3
C
2
a
decade
ago,
there
has
been
significant
surge
interest
in
2D
MXenes
and
MXene‐based
composites.
This
can
be
attributed
to
remarkable
intrinsic
properties
exhibited
by
MXenes,
including
metallic
conductivity,
abundant
functional
groups,
unique
layered
microstructure,
ability
control
interlayer
spacing.
These
contribute
exceptional
electrical
mechanical
performance
rendering
them
highly
suitable
for
implementation
as
candidate
materials
flexible
wearable
energy
storage
devices.
Recently,
substantial
number
novel
research
dedicated
exploring
with
diverse
functionalities
specifically
designed
structures,
aiming
enhance
efficiency
systems.
In
this
review,
comprehensive
overview
synthesis
fabrication
strategies
employed
development
these
is
provided.
Furthermore,
an
in‐depth
analysis
applications
innovative
materials,
encompassing
supercapacitors,
Li‐ion
batteries,
Li–S
other
potential
avenues,
conducted.
addition
presenting
current
state
field,
challenges
encountered
are
also
highlighted
insights
provided
into
future
directions
prospects.
