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.
ACS Sustainable Chemistry & Engineering,
Journal Year:
2024,
Volume and Issue:
12(36), P. 13687 - 13698
Published: Aug. 27, 2024
Solar-driven
interfacial
evaporation
as
a
sustainable
and
green
desalination
method
has
promising
development
prospect
in
the
current
severe
water
shortage
situation.
Nowadays,
most
research
on
this
is
focused
selection
of
materials,
photothermal
efficiency,
or
desalting
propeties,
but
salt
collect-ability,
which
an
important
application
for
treatment,
especially
some
salt-additive
industries,
been
ignored.
Therefore,
we
proposed
self-floating
salt-collectible
evaporator
fabricated
by
composite
modified
polydopamine
with
waterborne
polyurethane
(WPU)
cellulose
nanofibers
(CNF)
substrate
rGO
material,
featuring
concave
structure
made
three
dimensional
(3D)
template
method.
The
results
indicated
that
aerogel
can
absorb
up
to
94.85%
sunlight
reach
high
temperature
during
evaporation.
rate
(PPF)
reaches
2.089
kg
m–2
h–1
under
standard
solar
irradiation
energy
conversion
efficiency
94.33%.
In
wastewater
content,
production
0.672
h–1,
demonstrating
its
potential
industrial
content
good
collection
recycle
efficiency.
sum,
provides
new
ideas
methods
efficient
treatment
technologies,
are
expected
play
role
future
practical
applications.
Journal of Materials Chemistry A,
Journal Year:
2024,
Volume and Issue:
12(46), P. 31914 - 31924
Published: Jan. 1, 2024
A
skin-effect-inspired
solar
evaporator
(SEISE)
with
non-uniform
porosity
was
designed
to
match
thermal
localization
and
water
transport
localization,
thus
simultaneously
achieving
excellent
evaporation
performance
ultra-high
salt
resistance.
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.
