Nano Letters,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 26, 2024
Increasing
noise
pollution
has
generated
a
tremendous
threat
to
human
health
and
incurred
great
economic
losses.
However,
most
existing
noise-absorbing
materials
present
significant
challenge
in
achieving
lightweight,
robust
mechanical
stability,
efficient
low-frequency
(<1000
Hz)
reduction.
Herein,
we
create
highly
compressible
micro/nanofibrous
sponges
with
thin-walled
cavity
structures
for
reduction
through
electrospinning
dispersion
casting.
Manipulating
the
phase
separation
driven
by
solution/water
interaction
jets
enables
formation
of
fluffy
fibrous
frameworks,
on
which
deformation
casting
is
controlled
develop
consisting
semiopened
cells
entangled
networks.
The
resultant
exhibit
lightweight
characteristics
(2.2
mg
cm–3)
robustness,
integrated
remarkable
capability
(absorption
coefficient
up
0.98)
benefiting
from
vibration
viscous
friction
effects
cavity-structured
skeletons.
This
work
may
offer
new
horizons
designing
advanced
acoustical
materials,
inspiring
next-generation
noise-reducing
devices
aerospace
transportation.
Advanced Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 5, 2025
Textiles
have
played
a
pivotal
role
in
human
development,
evolving
from
basic
fibers
into
sophisticated,
multifunctional
materials.
Advances
material
science,
nanotechnology,
and
electronics
propelled
next-generation
textiles
beyond
traditional
functionalities,
unlocking
innovative
possibilities
for
diverse
applications.
Thermal
management
incorporate
ultralight,
ultrathin
insulating
layers
adaptive
cooling
technologies,
optimizing
temperature
regulation
dynamic
extreme
environments.
Moisture
utilize
advanced
structures
unidirectional
transport
breathable
membranes,
ensuring
exceptional
comfort
activewear
outdoor
gear.
Protective
exhibit
enhanced
features,
including
antimicrobial,
antiviral,
anti-toxic
gas,
heat-resistant,
radiation-shielding
capabilities,
providing
high-performance
solutions
healthcare,
defense,
hazardous
industries.
Interactive
integrate
sensors
monitoring
physical,
chemical,
electrophysiological
parameters,
enabling
real-time
data
collection
responses
to
various
environmental
user-generated
stimuli.
Energy
leverage
triboelectric,
piezoelectric,
hygroelectric
effects
improve
energy
harvesting
storage
wearable
devices.
Luminous
display
textiles,
electroluminescent
fiber
optic
systems,
enable
visual
applications
fashion
communication.
These
advancements
position
at
the
forefront
of
materials
significantly
expanding
their
potential
across
wide
range
Langmuir,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 18, 2025
Aerogels
hold
great
potential
in
thermal
insulation,
catalytic
supports,
adsorption,
and
separation,
due
to
their
low
density,
high
porosity,
conductivity.
However,
inherent
mechanical
fragility
limited
control
functionality
pose
substantial
challenges
that
hinder
practical
use.
In
this
study,
a
strategy
is
developed
for
the
fabrication
of
cross-linked
aramid
nanofiber
aerogels
(cANFAs)
by
combining
internanofiber
surface
cross-linking
with
ice-templating
techniques.
This
approach
enables
production
cANFAs
an
ultralow
density
6.3
mg/cm3
while
exhibiting
robust
properties,
including
exceptional
resilience,
withstanding
90%
compression
air
80%
underwater
100
cycles,
stretchability
tensile
strain
34%.
The
demonstrate
remarkable
insulation
conductivities
0.03816
W/(m·K)
at
room
temperature
0.03518
-40
°C.
Additionally,
exhibit
tunable
wettability,
being
hydrophilic
oleophilic
becoming
superhydrophobic
underwater,
which
efficient
gravity-driven
oil-water
separation
performance.
study
presents
promising
route
create
functional
applications
across
various
fields.
Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 24, 2025
Abstract
Magnetic
ordering
modulation
is
essential
for
enhancing
the
functionality
of
materials
and
devices.
However,
achieving
precise
control
over
orientation
positioning
magnets
within
nanostructures
through
spatial
manipulation
remains
a
significant
challenge
due
to
magnetic
self‐aggregation.
Herein,
strategy
proposed
quantitatively
regulate
viscous
forces
acting
on
particles
spray
stream
under
an
applied
electric
field,
modifying
kinetic
energy
customize
distribution.
Notably,
this
general
approach
applicable
various
sizes
shapes,
including
cubes,
spheres,
ellipses,
peanut‐shaped,
ranging
from
tens
nanometers
several
microns.
Micromagnetic
simulations
validate
nanoscale
spacing
units
corresponding
interactions,
providing
new
insights
into
relationship
between
distribution
loss.
The
exchange
coupling
well‐aligned
ferromagnetic
cubes
in
Fe‐3@C@Fe
tube
results
prominent
multifold
enhancement
saturation
magnetization
intensity,
with
permeability
substantially
increasing
by
two
orders
magnitude,
particularly
at
high
frequencies.
Meanwhile,
abundant
heterogeneous
interfaces
trigger
polarization
effects,
which
synergistically
facilitate
improved
electromagnetic
absorption
ability.
This
work
opens
avenues
creating
complex
superstructures
unique
functionalities
advanced
Advanced Engineering Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 26, 2025
Aramid
fabrics
are
used
as
substrates,
with
silica
(SiO
2
)
and
titanium
dioxide
(TiO
particles
serving
functional
coating
materials
to
enhance
the
comprehensive
performance
of
flame‐retardant
meet
diverse
application
requirements.
This
study
investigates
effects
aramid
fabric
surface
pretreatment,
SiO
coatings
varying
mass
fractions,
TiO
composite
on
thermal‐insulation
performance,
water
resistance,
tensile
properties.
The
results
show
that
coated
15%
fraction
exhibits
best
a
maximum
temperature
difference
6
°C
between
heat
source.
/TiO
reduced
thermal
conductivity
by
15.8%.
significantly
smaller
burn
areas
than
base
fabric,
an
increased
hydrophobicity
142.9°
22%
improvement
in
strength.
can
their
providing
valuable
insights
for
developing
personal
protective
equipment.
