Advanced Science,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 25, 2024
Abstract
Interfacial
solar
steam
generation
(ISSG)
employed
for
seawater
desalination
and
wastewater
purification
shows
great
promise
to
alleviate
global
freshwater
scarcity.
However,
simultaneous
optimization
of
water
transfer
direction
in
a
cost‐effective
reliable
ISSG
balance
thermal
localization,
salt
accumulation,
resistance
oilfouling
represents
rare
feat.
Herein,
inspired
by
seabird
beaks
unidirectional
transfer,
eco‐friendly
plant
extracts,
sodium
alginate,
tannic
acid,
are
selected
crafting
an
innovative
Sodium
Alginate‐Tannic
Acid
Hemispheric
Evaporator
(STHE).
The
STHE
aligned
with
centripetally
tapered
channels
ensures
one‐directional
flow
effectively
inhibits
downward
heat
thereby
boosting
energy
efficiency.
Additionally,
the
integration
one‐way
supply
interfacial
evaporation
STHE,
mimicking
transpiration,
collaboratively
facilitates
upward
solar‐driven
rate
≈2.26
kg
m
−2
h
−1
under
one
sun
irradiation.
Even
brine
15.0
wt
%
solution,
no
crystals
observed
on
surface
STHE.
structure
superhydrophilicity
conducive
oil
repellence.
This
work
provides
pivotal
inspiration
constructing
next‐generation
generators
high‐efficiency,
salt‐tolerance,
anti‐oil‐fouling.
Energy & Environmental Science,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 1, 2025
This
review
examines
nature-inspired
designs
for
solar
interfacial
evaporators,
highlighting
enhancements
in
light
absorption,
thermal
management,
and
water/salt
transport,
while
systematically
evaluating
bionic
design
strategies.
Abstract
With
the
increasing
demand
for
fresh‐water
and
electricity
in
modern
society,
various
technologies
are
being
explored
to
obtain
electricity.
Due
advances
materials
science,
solar‐driven
interfacial
evaporation
(SDIE)
systems
have
attracted
widespread
attention
because
they
require
only
solar
energy,
possess
a
high
rate
little
pollution.
The
researchers
combined
energy
harvesting
measures
into
system
output
electricity,
further
improving
utilization.
However,
more
in‐depth
research
review
remain
on
using
SDIE
efficient
water‐electricity
cogeneration.
Therefore,
mechanisms
of
different
photothermal
that
utilize
produce
thermal
first
summarized
this
paper.
Subsequently,
mechanism
application
thermal,
mechanical,
chemical,
electrical
power
cogeneration
discussed.
Concurrently,
vital
mathematical
equations
widely
used
simulation
methods
performance
evaluation
practical
applications
presented.
design
operation
based
analyzed
summarized.
Based
understanding
these
aspects,
future
development
direction
is
proposed
address
problems
faced
basic
applications.
Nature Communications,
Год журнала:
2024,
Номер
15(1)
Опубликована: Ноя. 2, 2024
Three-dimensional
solar
steam
evaporators
with
efficient
water
purification
performance
have
received
increasing
attention
recently.
Herein,
elastic
polymer
covalent
organic
frameworks
(PP-PEG)
containing
PEG
chains
intriguing
adaptability
to
guests
are
prepared
by
forming
porphyrin
rings.
PP-PEG
foams
demonstrate
full
spectrum
absorbance
and
excellent
photothermal
conversion
properties.
Through
well-designed
thermal
management
optimization
of
the
hydrophilicity
chain
length,
we
obtain
a
highly
evaporator
an
evaporation
rate
4.89
kg
m
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 16, 2025
Abstract
Solar
vapor
generation
(SVG)
garners
significant
attention
as
a
technology
for
producing
clean
water
owing
to
its
high
efficiency
and
zero
carbon
emissions.
However,
the
widespread
adoption
of
SVG
is
constrained
by
cost,
low
mechanical
strength,
complex
fabrication
processes
current
photothermal
materials.
Lignin
coal,
abundant
in
aromatic
rings,
C═O
bonds,
quinone
structures,
present
natural
advantages
enhancing
light
absorption
improving
properties
This
review
begins
with
an
overview
fundamentals
strategies
aimed
at
promoting
efficiency.
It
then
delves
into
structural
characteristics
conversion
mechanisms
lignin
highlighting
their
unique
contributions
field.
Further,
latest
advancements
application
lignin/coal‐based
materials
are
comprehensively
summarized.
work
not
only
lays
systematic
scientific
foundation
development
next‐generation
but
also
underscores
potential
value‐added
utilization
thereby
contributing
sustainable
resource
management.
Abstract
Hydrogel‐based
solar
evaporators
are
widely
concerned
because
of
their
excellent
evaporation
performance
due
to
the
“water
activation”
effect
by
reducing
enthalpy.
However,
current
challenge
is
trade‐off
between
a
high
rate
and
salt
tolerance.
Here,
3D
chitosan‐based
hydrogel
evaporator
with
directional
vertical
channel
structure
using
one‐pot
in
situ
strategy
freezing
method,
innovatively
designed.
Owing
its
structure,
ions
can
quickly
return,
while
steam
overflow
without
obstruction,
allowing
achieve
exceptional
resistance,
simultaneously.
Consequently,
an
extremely
salt‐resistant
system
achieved,
even
saturated
brine
(salinity
26.47
wt.%),
no
crystals
accumulating
after
continuous
over
8
h
2.83
kg
m
−2
−1
under
one
sun
illumination.
This
best
reported
hydrogel‐based
system.
With
record‐high
this
work
improves
practicality
for
high‐salinity
desalination.
