Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 27, 2025
Abstract
Solar‐driven
evaporators
have
emerged
as
a
sustainable
strategy
for
water
purification
and
energy
harvesting.
Designing
advanced
systems
that
achieve
high
evaporation
performance,
long‐term
operational
stability,
resistance
to
salt
crystallization
remains
significant
challenge.
In
this
study,
an
innovative
Janus
membrane
is
proposed
addresses
these
challenges,
featuring
super
hydrophilic
cellulose
nanofiber
(CNF)@Hexadecyl
Trimethyl
Ammonium
Bromide
(CTAB)‐MXene
layer
superhydrophobic
polytetrafluoroethylene
(PTFE)
layer.
CTAB
modification
of
MXene
enhances
its
interlayer
spacing
specific
surface
area,
enabling
rapid
transport
efficient
solar
absorption
the
CNF@CTAB‐MXene
A
PTFE
sputter‐deposited
onto
layer,
effectively
preventing
accumulation
fouling,
with
plasma
pre‐treatment
ensuring
excellent
interfacial
bonding
between
two
layers.
Under
1
sun
illumination,
CNF@CTAB‐MXene/PTFE
evaporator
achieves
remarkable
rate
1.51
kg
m
−2
h
−1
outstanding
resistance.
The
synergy
superhydrophilic
layers
facilitates
while
maintaining
stability
without
performance
degradation.
Additionally,
generates
voltage
343.8
mV
during
thermoelectric
power
generation,
unique
design
allows
electricity
generation
from
wind
at
night.
This
integrated
system
provides
durable
solution
water‐power
co‐generation,
offering
practical
benefits
off‐grid
or
remote
regions.
Advanced Materials,
Год журнала:
2024,
Номер
36(23)
Опубликована: Фев. 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 Functional Materials,
Год журнала:
2023,
Номер
33(36)
Опубликована: Май 15, 2023
Abstract
The
shortage
of
freshwater
resources
has
become
a
major
obstacle
threatening
human
development,
and
directly
utilizing
solar
energy
by
evaporators
is
emerging
as
promising
method
to
produce
from
the
seawater.
Compared
many
synthetic
polymer‐based
evaporators,
cellulose‐based
are
expected
offer
more
interesting
features
benefiting
renewable
feature
abundant
reserves
cellulose‐contained
naturally
occurring
materials.
First,
according
different
fabrication
methods,
can
be
divided
into
two
types,
i.e.,
top‐down
utilization
(wood‐based)
bottom‐up
assembled
(cellulose
composite‐based),
respectively.
schemes
also
bring
their
own
unique
advantages,
such
bimodal
porous
structure
wood‐based
artificial
interconnection
microporous
network
cellulose
composite‐based
evaporators.
Subsequently,
this
review
further
summarizes
most
recent
advances
highlights
those
focusing
on
structural
regulation
strategies
(e.g.,
drilled
channel
array,
asymmetric
wettability
structure,
delignification,
2D
waterway,
etc.)
evaporation
performance
improvements
salt
resistance,
high
rate,
etc.).
Finally,
challenges
in
field
potential
solutions
discussed,
which
anticipated
provide
new
opportunities
toward
future
development
other
kinds
biomass‐based
Advanced Functional Materials,
Год журнала:
2024,
Номер
34(26)
Опубликована: Фев. 28, 2024
Abstract
Intermittent
sunlight
irradiation
severely
limits
the
performance
of
solar
evaporators
for
electricity
output
and
freshwater
production.
To
address
this
issue,
a
hierarchical‐structured
three‐dimentional
(3D)
evaporator
to
simultaneously
enhance
voltage
production
by
integrating
paraffin‐type
phase
change
material
(PCM)
with
circular
concave‐shaped
3D
supporter
covered
carbon‐black‐nanoparticles‐modified
poly(ethylene
terephthalate)
fabric
(PMCB)
is
developed.
In
developed
evaporator,
3D‐printed
can
trap
improve
energy
absorption,
PMCB
obtained
from
hydrophilic
hydrophobic
modification
adequately
absorb
generation
water
evaporation,
resulting
in
maximum
3.51
V
high
evaporation
rate
4.0
kg
m
−2
h
−1
under
natural
illumination.
Owing
introduction
PCM,
obtains
decrease
time
required
charging
capacitor
57.9%
an
increase
29.9%
compared
counterpart
without
PCM.
Through
rationally
utilizing
photothermal
stored
PCM
innovatively
supporter,
exhibits
great
application
potential
simultaneous
supply
intermittent
irradiation.
Abstract
Solar
desalination
using
hydrogel
evaporators
is
an
eco‐friendly,
highly
efficient
means
with
natural
sunlight
for
sustainable
freshwater
production.
However,
it
remains
challenging
to
develop
a
cost‐effective
and
scalable
method
prepare
salt‐resistant
stable
desalination.
Here,
inspired
by
tree
transpiration
hierarchical
porous
structure,
3D‐printed
bionic
evaporator
(3DP‐BHE)
designed
long‐term
solar
Commercialized
activated
carbon
(AC)
introduced
into
biomass
starch
skeleton
as
light
absorber
build
3DP‐BHE
in
fashion
($10.14
m
−2
of
total
materials
cost).
The
leaf
layer
94.01%
absorption
timely
vapor
diffusion.
trunk
3D
printed
bimodal
structure
water
transfer,
thermal
isolation,
salt
ions
convection
With
the
unique
achieves
evaporation
rate
2.13
kg
h
−1
at
≈90.5%
energy
efficiency
under
one
sun
(1
kW
).
During
7‐day
10
wt.%
brine,
steady
1.98
maintained
record‐high
cost‐effectiveness
(195.3
g
$
)
manner.
This
will
open
significant
opportunities
affordable
systems
on
multiple
scales,
from
individual
households
off‐grid
communities.
Advanced Functional Materials,
Год журнала:
2024,
Номер
34(28)
Опубликована: Май 30, 2024
Abstract
Interfacial
solar
steam
generation
can
produce
clean
water
in
an
environmentally
friendly
and
efficient
way.
The
evaporator
employing
graphene
as
a
photothermal
conversion
material
represents
excellent
paradigm
within
the
realm
of
interfacial
evaporators.
However,
existing
materials
exhibit
certain
degree
hydrophobicity
are
associated
with
intricate
manufacturing
processes.
Hence,
study
proposes
hydrophilic
composite
graphene‐based
incorporating
CuO,
which
is
fabricated
through
straightforward
laser‐induced
synthesis
method
directly
onto
polyimide
film
coated
CuCl
2
.
Due
to
fast
capillary
performance
endowed
by
enhanced
hydrophilicity
hierarchical
structural
morphology,
assembled
laser‐induced‐graphene
achieves
evaporation
rate
2.54
kg
m
−2
h
−1
under
1
sun
irradiation
efficiency
91.1%,
while
also
demonstrating
desalination
capabilities.
as‐prepared
has
significant
potential
for
wastewater
treatment
applications,
offering
effective
solution
address
challenges
remote
areas.
