Abstract
This
paper
delves
into
the
innovative
synthesis
of
various
morphologies
CeO₂,
including
flower-like,
spherical,
quasi-spherical,
and
rod-shaped,
as
well
AgI/CeO₂
composites.
Utilizing
cold
coprecipitation
one-pot
hydrothermal
methods,
a
range
CeO₂
highly
efficient
photocatalytic
composites
were
successfully
prepared.
These
were,
for
first
time,
applied
to
bamboo
scrimber
antimicrobial
research,
significantly
enhancing
its
antibacterial
properties.
Advanced
characterization
techniques
such
XRD,
SEM,
TEM,
FT-IR
employed
analyze
prepared
materials’
structural
characteristics
systematically.
Under
visible
light
irradiation,
activity
composite
catalysts
with
varying
AgI
loadings
was
evaluated
using
levofloxacin
(LVF)
model
pollutant.
The
results
indicated
that
20%AgI/CeO₂
exhibited
unique
mesoporous
structure,
high-specific
surface
area,
optimal
degradation
efficiency
LVF,
achieving
rate
up
94.06%.
Additionally,
this
bolstered
efficacy
scriber
under
conditions.
It
securely
anchored
onto
through
specific
treatment
process,
forming
durable
practical
protective
layer.
In
conclusion,
demonstrate
exceptional
performance
in
both
modification,
making
significant
contributions
environmental
protection
development
green
building
materials.
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 24, 2025
Abstract
The
regulation
of
heteroatoms
and
heterogeneous
interface
characteristics
has
emerged
as
a
promising
strategy
to
enhance
electromagnetic
wave
(EMW)
absorption.
However,
challenges
remain
in
precisely
controlling
heteroatom
doping
fully
understanding
the
synergistic
mechanisms
between
interfaces.
Here,
novel
is
proposed
for
enhancing
polarization
relaxation
through
optimization.
Carbon
nanofiber
(CNF)‐based
Ni–Fe
nanocubes
decorated
with
N
O
are
synthesized
by
pyrolyzing
Fe‐based
metal–organic
frameworks
under
different
atmospheres
(NH
3
,
H
2
/Ar,
Ar).
results
show
that
N,
play
crucial
role
effect
regulating
electronic
structure
diverse
structures.
Finally,
Fe
N@Ni
Fe/CNFs
exhibit
excellent
EMW
absorption
at
2.3
mm,
minimum
reflection
loss
−56.75
dB,
an
effective
bandwidth
6.7
GHz.
Additionally,
these
materials
display
remarkable
corrosion
resistance
due
their
unique
fiber
network
structure.
This
study
highlights
optimizing
effects,
offering
valuable
insights
design
advanced
heteroatom‐optimized
heterointerfaces.
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 10, 2025
Abstract
The
metal
single‐atoms
(M‐SAs)
have
shown
enhanced
electromagnetic
wave
absorption
performances.
However,
the
relationship
between
their
coordination
number
with
non‐metal
atoms
and
property
is
still
blurry.
Here,
erbium
(Er‐SAs)
coordinated
six
nitrogen
on
one‐dimensional
(1D)
nitrogen‐doped
hollow
carbon
nanofibers
(HCNF‐Er)
are
presented
for
high‐performance
absorption.
Density
functional
theory
(DFT)
calculations
experimental
results
reveal
that
Er─N
6
configuration
D
h
symmetry
significantly
enhances
both
conduction
polarization
losses
of
HCNF
support,
outperforming
four‐coordinated
M‐SAs
4
symmetry.
It
also
found
abundant
porosity
increases
surface
area,
optimizing
impedance
matching
enhancing
lightweight
HCNF‐Er.
Consequently,
HCNF‐Er‐based
film
shows
a
wide
effective
bandwidth
(EAB)
6.0
GHz.
Furthermore,
exhibits
excellent
flexibility,
thermal
insulation,
mechanical
strength.
This
study
offers
comprehensive
optimization
configurations
absorption,
emphasizing
its
potential
scalable
applications.
