Catalysts,
Journal Year:
2025,
Volume and Issue:
15(3), P. 200 - 200
Published: Feb. 20, 2025
The
specific
surface
area,
porosity,
and
mechanical
properties
of
a
catalyst
are
critical
factors
that
significantly
influence
its
performance.
However,
conventional
preparation
techniques
incapable
optimizing
these
simultaneously.
Here,
we
present
the
performance
three
kinds
catalysts
with
different
geometric
structures.
Our
findings
indicated
3D-printed
achieved
an
optimal
balance,
exhibiting
enhanced
catalytic
efficiency
integrity
compared
to
commercial
catalysts.
Furthermore,
excellent
ductility
metal
supports
effectively
prevented
pulverization
caused
by
carbon
deposition
thermal
expansion
supports.
These
results
demonstrate
3D
printing
technology
can
open
up
novel
avenues
for
preparation,
especially
metal-supported
potential
additive
manufacturing
in
chemical
engineering
is
substantial,
promising
transformative
advancements
design
fabrication
converters
reactors.
Small Structures,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 26, 2025
Carbon
nanofibers
(CNFs)
exhibit
inherent
dielectric
properties
that
enhance
electromagnetic
(EM)
wave
absorption,
yet
challenges
exist
in
expanding
their
effective
absorption
bandwidth
(EAB)
and
improving
flexibility.
Many
studies
fail
to
adequately
consider
how
structural
factors
influence
performance
when
combining
CNFs
with
magnetic
materials.
To
address
these
issues,
a
1D
carbon
nanocomposite
is
developed
by
embedding
oxide
nanoparticles
within
using
simple
electrospinning
technique.
This
approach
improves
membrane
flexibility
disrupting
rigid
alignment
introducing
dynamic
interactions,
while
also
creating
defect‐rich
interfaces
increase
the
amorphous
content
(61%)
of
CNFsF
composite,
leading
improved
EM
absorption.
The
unique
macro/mesoporous
morphology
provides
internal
heterogeneous
boundaries
effectively
trap
dissipate
waves.
As
result,
flexible
CNF
composites
demonstrate
significant
performance,
achieving
minimum
reflection
loss
(RL
min
)
−39.8
dB
at
4.64
GHz
an
abroad
EAB
up
7
only
2.5
mm
thickness.
Computer
simulation
technology
(CST)
simulations
indicate
maximum
radar
cross‐section
reduction
21.1
m
2
,
highlighting
material's
stealth
capability.
research
advances
development
high‐performance
materials
offers
new
strategies
for
enhancing
through
composite
engineering.
Journal of Materials Chemistry C,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Jan. 1, 2024
Unique
structural
design
and
precise
compositional
adjustment
are
universally
accepted
as
effective
methods
for
the
enhancement
of
microwave
absorption
capacity.
