Small,
Journal Year:
2025,
Volume and Issue:
unknown
Published: May 8, 2025
Abstract
The
Sb‐hybridization
strategy
enables
the
precise
construction
of
p‐n
heterojunctions,
which
significantly
enhances
electromagnetic
wave
(EMW)
absorption
performance
by
optimizing
interface
polarization.
In
this
study,
an
innovative
in
situ
ion‐exchange
method
is
developed
to
implement
Sb
hybridization,
establishing
built‐in
electric
fields
within
CoS
2
/Sb
S
3
@CNFs
that
amplify
polarization
relaxation
loss.
This
structural
design
synergistically
combines
a
carbon‐skeleton‐induced
conductive
network
with
magnetic
loss
mechanisms
,
ultimately
yielding
exceptional
EMW
absorber.
optimized
composite
demonstrates
remarkable
attenuation
capabilities,
achieving
minimum
reflection
(RL
min
)
−57.53
dB
at
mm
and
effective
bandwidth
(EAB
max
7.28
GHz
(covering
X‐band
(8–12
GHz)
Ku‐band
(12–18
GHz)).
study
not
only
provides
novel
for
designing
advanced
absorbers
but
also
highlights
significance
heterojunction
engineering
functional
composites.
Energy Technology,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 12, 2025
The
primary
challenge
for
supercapacitor
technology
lies
in
achieving
battery‐level
performance
while
reducing
costs.
Enhancing
energy
density
involves
strategic
adjustments
such
as
increasing
capacitance,
reliance
on
electrode–electrolyte
interactions,
or
boosting
cell
voltage,
dependent
electrolyte
stability.
Thus,
optimizing
requires
careful
electrode
material
design
and
selection.
Because
of
their
abundant
availability,
exceptional
performance,
simple
processing
methods,
various
naturally
occurring
bio‐wastes
industrial
wastes
have
been
explored
the
production
activated
carbon
supercapacitors.
Additionally,
agricultural
by‐products
sugarcane
bagasse,
rice
husk,
tea
waste,
coconut
shell,
peanut
lotus
stem,
hemp
fiber
show
promise
raw
materials
graphene
synthesis.
Life
cycle
assessments
beyond
greenhouse
gas
emissions
efficiency,
along
with
calibrated
evaluation
techniques
techno‐economic
analyses,
are
essential
meaningful
sustainability
comparisons.
rapid
expansion
bioenergy
sector
underscores
need
responsible
management
evaluations.
This
article
emphasizes
potential
waste‐derived
a
sustainable
efficient
