Journal of Materials Chemistry A,
Journal Year:
2024,
Volume and Issue:
12(11), P. 6663 - 6670
Published: Jan. 1, 2024
A
salt-resistant
solar
evaporator
featuring
capillary
action
enabled
by
loading
organic
photothermal
materials
onto
a
biomass
substrate
is
designed
and
prepared.
The
resulting
exhibits
high
solar-to-vapor
efficiency
efficient
persistent
water
evaporation
without
salt
accumulation.
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
36(23)
Published: Feb. 22, 2024
Abstract
In
the
last
decade,
interfacial
solar
steam
generation
(ISSG),
powered
by
natural
sunlight
garnered
significant
attention
due
to
its
great
potential
for
low‐cost
and
environmentally
friendly
clean
water
production
in
alignment
with
global
decarbonization
efforts.
This
review
aims
share
knowledge
engage
a
broader
readership
about
current
progress
of
ISSG
technology
facing
challenges
promote
further
advancements
toward
practical
applications.
The
first
part
this
assesses
strategies
enhancing
energy
efficiency
systems,
including
optimizing
light
absorption,
reducing
losses,
harvesting
additional
energy,
lowering
evaporation
enthalpy.
Subsequently,
faced
technologies,
notably
salt
accumulation
bio‐fouling
issues
applications,
are
elucidated
contemporary
methods
discussed
overcome
these
challenges.
end,
applications
ISSG,
ranging
from
initial
seawater
desalination
industrial
wastewater
purification
power
generation,
sterilization,
soil
remediation,
innovative
concept
sea
farm,
introduced,
highlighting
promising
contributing
sustainable
conscious
practices.
Based
on
in‐depth
understanding
aspects,
future
research
focuses
proposed
address
both
fundamental
Advanced Materials,
Journal Year:
2023,
Volume and Issue:
35(24)
Published: Feb. 16, 2023
Emerging
solar
interfacial
evaporation
offers
the
most
promising
response
to
severe
freshwater
crisis.
However,
challenging
bottleneck
is
conflict
between
resisting
salt
accumulation
and
maintaining
high
performance
since
conventional
salt-resistant
evaporators
enhance
water
flow
remove
salt,
leading
tremendous
heat
loss.
Herein,
an
ion-transfer
engineering
proposed
via
a
Janus
ion-selective
hydrogel
that
enables
ion-electromigration
removal,
breaking
historical
dependence
on
convection,
significantly
lowering
The
hydrogels
drive
cations
downward
anions
upward,
away
from
surfaces.
An
electrical
potential
thus
established
inside
evaporator
in
15
wt%
brine
removed
stably
for
seven
days.
A
record-high
rate
of
6.86
kg
m-2
h-1
brine,
2.5
times
previously
reported
works,
achieved.
With
from-scratch
route,
comprehensive
water-thermal
analysis,
performance,
this
work
holds
great
future
evaporators.
Advanced Science,
Journal Year:
2024,
Volume and Issue:
11(22)
Published: March 15, 2024
Abstract
Solar
desalination
is
a
promising
strategy
to
utilize
solar
energy
purify
saline
water.
However,
the
accumulation
of
salt
on
evaporator
surface
severely
reduces
light
absorption
and
evaporation
performance.
Herein,
simple
eco‐friendly
method
fabricate
3D
gradient
graphene
spiral
sponge
(GGS
sponge)
presented
that
enables
high‐rate
zero
liquid
discharge
(ZLD)
high‐salinity
brine.
The
structure
GGS
enhances
recovery,
while
network
structures
facilitate
radial
brine
transport
directional
crystallization,
which
cooperate
endow
with
superior
(6.5
kg
m
−2
h
−1
for
20
wt.%
brine),
efficient
collection
(1.5
ZLD
desalination,
long‐term
durability
(continuous
144
in
brine).
Moreover,
shows
an
ultrahigh
freshwater
production
rate
3.1
during
outdoor
tests.
A
continuous
desalination–irrigation
system
based
crop
growth,
has
potential
self‐sustainable
agriculture
remote
areas
demonstrated.
This
work
introduces
novel
design
also
provides
insight
into
structural
principles
designing
next‐generation
devices
are
salt‐tolerant
highly
efficient.
Nature Communications,
Journal Year:
2024,
Volume and Issue:
15(1)
Published: July 19, 2024
Freshwater
scarcity
and
microplastics
(MPs)
pollution
are
two
concerning
intertwined
global
challenges.
In
this
work,
we
propose
a
"one
stone
kills
birds"
strategy
by
employing
an
interfacial
solar
evaporation
platform
(ISEP)
combined
with
MPs
adsorbent.
This
aims
to
produce
clean
water
simultaneously
enhance
removal.
Unlike
traditional
predecessors,
our
ISEP
generates
condensed
free
from
contamination.
Additionally,
the
photothermally
driven
separation
process
significantly
improves
removal
performance.
We
observed
ratio
increase
of
up
5.5
times
compared
previously
reported
adsorbents.
Thus,
rationally-designed
holds
promising
potential
not
only
mitigate
existing
issue
but
also
remediate
in
natural
environments.
Nano-Micro Letters,
Journal Year:
2024,
Volume and Issue:
16(1)
Published: June 17, 2024
Abstract
Solar-powered
interfacial
evaporation
is
an
energy-efficient
solution
for
water
scarcity.
It
requires
solar
absorbers
to
facilitate
upward
transport
and
limit
the
heat
surface
efficient
evaporation.
Furthermore,
downward
salt
ion
also
desired
prevent
accumulation.
However,
achieving
simultaneously
fast
uptake,
transport,
localization
challenging
due
highly
coupled
water,
mass,
thermal
transport.
Here,
we
develop
a
structurally
graded
aerogel
inspired
by
tree
systems
collectively
optimize
salt,
The
arched
features
root-like,
fan-shaped
microchannels
rapid
uptake
diffusion,
horizontally
aligned
pores
near
through
maximizing
absorption
minimizing
conductive
loss.
These
structural
characteristics
gave
rise
consistent
rates
of
2.09
kg
m
−2
h
−1
under
one-sun
illumination
in
3.5
wt%
NaCl
7
days
without
degradation.
Even
high-salinity
20
NaCl,
maintained
stable
at
1.94
8
crystal
formation.
This
work
offers
novel
microstructural
design
address
complex
interplay