Small,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 10, 2025
Abstract
There
is
a
significant
increase
in
the
demand
for
lightweight
and
compressible
electromagnetic
interference
(EMI)
shielding
materials
various
fields.
Though
MXene
aerogels
hold
immense
potential
as
EMI
materials,
several
shortcomings
including
poor
water
resistance,
low
mechanical
robustness,
easy
oxidation,
high
cost
limits
of
their
wide
application.
This
work
reported
novel
strategy
involving
co‐assembly
cellulose
nanofibers
(CNF)
through
directional
freezing
freeze‐drying,
followed
by
capsulation‐concreting
thin
layer
flame‐retardant
polydimethylsiloxane
(PDMS)
onto
aerogel,
to
multi‐hierarchically
construct
series
high‐performance
CNF/MXene/PDMS
composite
aerogels.
The
CNF/MXene/PDMS/MPP‐Zr@PDA
aerogel
achieved
ultrahigh
effectiveness
96.8
dB
(X‐band)
utilization
efficiency
1713.27
g
−1
.
Furthermore,
PDMS
coating
effectively
imparted
excellent
compressibility
durability
3D
scaffold,
resulting
compressive
strength
17.01
kPa
representing
199.5%
compared
CNF
aerogel.
Additionally,
exhibited
outstanding
properties
(54.6%
reduction
heat
release
rate),
ultralow
thermal
conductivity
0.0530
W
m
K
hydrophobicity.
Therefore,
durable
promising
applications
protection,
management,
smart
fire
detection,
other
specific
Materials Today Electronics,
Journal Year:
2023,
Volume and Issue:
5, P. 100055 - 100055
Published: Aug. 11, 2023
As
personal
portable
devices,
wearable
sensors
supply
a
leading-edge
pathway
to
diagnose
various
diseases
through
actuating
biological,
physical,
and
chemical
sensing
capabilities.
This
could
be
commonly
carried
out
via
recording
continuous
real-time
of
the
patient's
physiological
statuses,
as
well
pathophysiological
information.
Although
sensor
technology
is
in
infancy
stage,
tremendous
attempts
have
been
devoted
approaching
flexible
polymeric
sensors.
Among
polymer
candidates
applicable
for
synthesizing
sensors,
bio-based
ones
piqued
more
interest
due
their
biocompatibility,
biodegradability,
eco-friendly
features,
cost-effectiveness.
Additionally,
several
fabrication
techniques
professed
architect
efficient
frameworks,
such
films,
hydrogels,
aerogels,
ferrogels,
3D
layers,
electrospun
mats,
textiles.
In
this
review,
different
mechanisms
declared
engineer
are
overviewed.
Then,
regarding
advantages
observed
polymers,
focused
studies
on
natural-based
described.
Notably,
cellulose,
chitosan,
silk,
gelatin,
alginate's
role
functionality
highlighted.
Accordingly,
review
has
opened
new
window
ahead
opportunities
based
natural
polymers.
It
hoped
that
generation
will
launched
by
combining
emerging
achievements
obtained
from
employing
sustainable
green
elements
miniaturized
structures.
Advanced Nanocomposites,
Journal Year:
2024,
Volume and Issue:
1(1), P. 217 - 239
Published: Jan. 1, 2024
As
a
member
of
the
two-dimensional
materials'
family,
MXene
sheets
exhibit
unique
structure
and
outstanding
functional
properties,
garnering
extensive
interest
in
many
emerging
fields.
Among
them,
derivatives
with
low
emissivity
inorganic
feature
have
positioned
them
as
promising
candidates
for
thermal
camouflage
fire
safety.
Nevertheless,
present
literature
still
lacks
comprehensive
comparative
review
focused
on
both
radiation
protection
safety
advanced
MXene-based
nanocomposite
materials.
This
paper
is
dedicated
to
offering
an
overview
recent
advances
progress
empowering
nanocomposites
context
synthesis
operational
principle,
structural
characteristics,
multifunctional
performance
emergent
applications.
Special
emphasis
placed
reviewing
camouflaging
(infrared
stealth),
flame-retardant
(passive)
early
warning
(active)
understand
relationships
between
material
compositions,
fabricating
process,
multi-scale
structures
multiple
functionalities.
Finally,
future
challenge
direction
applications
are
discussed
analyzed.
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: May 14, 2024
Abstract
Developing
multimodal
sensors
with
human‐like
tactile
perception
is
highly
desirable
for
wearable
devices,
electronic
skins
(e‐skins),
and
human‐machine
interfaces.
However,
realizing
decoupled
signal
output
high‐precision
measurement
remains
challenging.
Superelastic
conductive
aerogels
are
ideal
materials
fabricating
as
they
can
convert
pressure
temperature
stimuli
into
different
electrical
signals.
Herein,
inspired
by
the
microstructure
of
lightweight
robust
avian
bones,
a
biomimetic
lamellar
silica
nanofiber/MXene
aerogel
(LSMA)
sensor
sensing
first
developed.
The
bone‐like
lamellae‐strut
structure
endows
ultralight
LSMA
superb
fatigue
resistance
99.1%
height
retention
after
10
000
compression
cycles,
which
second
to
none
in
reported
MXene‐based
aerogels.
Meanwhile,
benefiting
from
advantages
structure,
integrating
piezoresistive
thermoelectric
effects
has
an
ultrahigh
resolution
0.07
K
lowest
detection
limit
0.20
Pa
pressure‐temperature
sensors.
unique
performance
renders
it
promising
platform
physiological
monitoring
e‐skin.
Furthermore,
innovative
multilevel
encryption
protection
system
assisted
machine
learning
designed
based
on
array
interactive
terminal.
This
study
provides
novel
insights
design
application
ACS Sustainable Chemistry & Engineering,
Journal Year:
2024,
Volume and Issue:
12(14), P. 5716 - 5725
Published: March 27, 2024
Exploring
the
"on–off"
control
of
hydrogen
release
remains
a
critical
issue
for
efficiently
on-demand
utilization
energy.
In
this
work,
new
storage
strategy
loading
ammonia
borane
(AB)
solid
and
metal
catalyst
Co
in
halloysite
nanotube
aerogel
(AB@Co/HNTA)
is
proposed
controlled
from
AB
hydrolysis
by
controlling
added
water.
The
results
show
that
nanoparticles
with
size
3.07
nm
are
uniformly
distributed
on
HNTA
surface,
can
be
packaged
into
to
form
bulk
composite.
Controlled
generation
achieved
AB@Co/HNTA
system,
which
turned
off
amount
water
aerogel.
Further,
decorated
(Co/HNTA)
reused
encapsulate
next
run
after
complete
hydrolysis.
This
work
provides
approach
application
field
"on-board"
device,
solid-system
hydrolytic
extended
any
other
porous
material
loaded
catalysts.
ACS Applied Nano Materials,
Journal Year:
2024,
Volume and Issue:
7(8), P. 8813 - 8822
Published: April 12, 2024
Flexible
electronic
devices,
particularly
wearable
piezoresistive
sensors,
have
garnered
considerable
research
attention
due
to
their
potential
applications
in
medical
diagnosis,
human–machine
interaction,
and
motion
monitoring.
However,
it
remains
a
pressing
challenge
highly
demanded
for
the
fabrication
of
sensors
with
outstanding
sensing
performance,
breathability,
degradability
at
end
life
cycle.
In
this
study,
we
prepared
high-performance
breathability
degradability.
These
were
made
reduced
graphene
oxide/silk
fibers
(rGO/SFs)
as
materials
carbon
cloth
(CC)
interdigital
electrodes.
Taking
advantage
porous
structures
rGO/SFs
composite
CC,
rGO/SFs/CC
sensor
demonstrated
low
detection
limit
(1
Pa),
substantial
sensitivity
across
broad
response
range
(over
500
kPa),
rapid
(92
ms),
quick
recovery
time
(26
ms).
Moreover,
maintained
excellent
electromechanical
reliability
even
after
undergoing
10,000
loading–unloading
cycles.
Furthermore,
these
also
exhibited
other
favorable
attributes,
including
degradability,
exceptional
capabilities
toward
various
deformations
(compression,
distortion,
bending),
stability
different
loading
frequencies
temperatures.
The
successfully
served
real-time
monitoring
identification
full-scale
body
motions.
