Advanced Materials Technologies,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 19, 2024
Abstract
Solar‐driven
interfacial
water
evaporation
technology
is
considered
as
a
promising
clean
production
strategy
addressing
the
issues
of
global
pollution
and
scarcity.
In
this
study,
highly
efficient
polyvinyl
alcohol/carbon
nanotube/polypyrrole
(PVA/CNT/PPy)
aerogel
evaporator
fabricated
by
combining
hydrophilic
PVA
with
superior
absorption
property
carbon‐based
fillers
coupled
photo‐thermal
conversion
effects.
By
regulating
pore
structure
aerogel,
capillary
effect
enhanced,
thereby
optimizing
transport
rate.
Based
on
effect,
rate
under
one
standard
solar
irradiation
(1
kW
m
−2
)
3.17
kg
h
−1
.
Additionally,
after
input
electrical
energy,
heat
converted
from
light
absorbed
material
can
promote
Joule
heating
synergistic
further
increases
to
5.59
when
subjected
combined
5
V
voltage.
This
electro‐thermal
assistance
enables
even
in
low‐light
dark
conditions.
Furthermore,
PVA/CNT/PPy
demonstrates
significant
potential
terms
desalination
performance
long‐term
stability.
Scientific Reports,
Journal Year:
2025,
Volume and Issue:
15(1)
Published: March 19, 2025
Abstract
Noble
metallic
nanoparticles
(NPs)
have
shown
great
potential
in
the
field
of
sustainable
energy.
Gold
nanorods
(AuNRs),
known
for
their
size-dependent
optical
and
electrical
characteristics,
are
strong
candidates
various
applications,
particularly
solar
energy
conversion.
Additionally,
AuNRs
well-established
nanomaterials
precision
medicine.
In
this
paper,
we
optimize
shape
size
to
maximize
light-to-heat
conversion
based
on
a
validated
theoretical
model.
Utilizing
Differential
Evolution
(DE)
algorithm,
robust
metaheuristic
optimization
approach,
calculated
optimal
selected
wavelengths.
The
aspect
ratio
(AR),
defined
as
diameter
length
AuNRs,
was
key
parameter
process.
results
reveal
that
shorter
wavelengths,
near-spherical
(AR
0.71
0.75)
demonstrate
highest
efficiency,
while
longer
more
elongated
0.24
0.17)
outperform
others.
This
study
also
includes
Computational
Fluid
Dynamics
(CFD)
calculations
evaluate
impact
optimized
heat
generation
real-world
scenario.
A
case
is
presented
which
lasers
different
wavelengths
irradiate
borosilicate
glass
embedded
with
slab
at
its
center.
results,
reported
temperature
distributions
evolution
during
irradiation,
indicate
significantly
enhance
across
laser
Specifically,
increases
were
observed
follows:
from
2.28
$$39.08\,^\circ
\textrm{C}$$
465
nm,
1.91
$$81.42\,^\circ
532
1.7
$$65.14\,^\circ
640
40
$$48.35\,^\circ
808
0.94
$$118.45\,^\circ
980
respectively.
These
findings
underscore
effectiveness
process
enhancing
photothermal
Langmuir,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 2, 2025
With
the
rapid
advancement
of
industrialization,
wastewater
pollution
has
become
an
increasingly
severe
environmental
issue.
The
integration
photocatalysis
with
solar
interfacial
evaporation
technology,
which
leverages
abundant
and
clean
energy
power,
drawn
growing
attention
as
effective
solutions
to
this
problem.
In
study,
MoS2
nanosheets
low-dimensional
controllable
morphology
were
successfully
grown
on
layered
ZnIn2S4
using
a
simple
template
method,
resulting
in
novel
nanoflower
heterojunction
photocatalyst.
This
photocatalyst
was
then
combined
sodium
alginate,
aerogels
fabricated
through
directional
freezing
technology.
ZnIn2S4/MoS2
photocatalytic
aerogel
demonstrated
excellent
performance
under
visible
light,
efficiently
degrading
various
pollutants
such
rhodamine
B(RhB)(30
min,
99%),
methyl
orange(MO)(30
tetracycline(TC)(1h,
88%),
other
antibiotics
dyes.
Notably,
degradation
efficiency
for
tetracycline
remained
at
88%
even
after
five
cycles
use,
highlighting
aerogel's
strong
reusability
stability
across
different
pollutants.
Additionally,
current
composite
exhibits
rate
up
1.984
kg
m-2
h-1
photothermal
conversion
95.5%.
These
results
demonstrate
that
is
promising
candidate
sustainable
water
treatment,
broad
applicability
stable
polluted
environments.
