A New Era of Passive Continuous Freshwater Production: When Interfacial Solar Evaporation Marries Moisture Harvest
ACS Energy Letters,
Journal Year:
2025,
Volume and Issue:
unknown, P. 1192 - 1215
Published: Feb. 12, 2025
Language: Английский
Enhancing atmospheric water harvesting on hydrophilic-superhydrophobic hybrid surfaces through wettability gradient and synergistic diversion channel
Materials Today Physics,
Journal Year:
2025,
Volume and Issue:
52, P. 101691 - 101691
Published: March 1, 2025
Language: Английский
Thermally enhanced condensation and hydrophilicity-blocking strategy for textile-based fog harvesting
Chemical Engineering Journal,
Journal Year:
2025,
Volume and Issue:
unknown, P. 161525 - 161525
Published: March 1, 2025
Language: Английский
Towards practical applications of radiative cooling
Published: March 26, 2025
Radiative
cooling
(RC)
technologies
channel
excess
heat
into
outer
space
or
cooler
environments,
potentially
mitigating
high
temperatures
in
the
built
environment.
However,
despite
progress
research,
transition
from
laboratory
breakthroughs
to
widespread
practical
deployment
remains
challenging.
In
this
Review,
we
aim
bridge
gap
between
theoretical
studies
and
implementations
of
RC
technology.
Developments
material
science
system
architectures
have
begun
facilitate
transformation
technology
innovations
towards
real-world
applications.
We
analyse
three
representative
applications
with
different
operation
temperatures:
thermal
management
buildings
(sub-ambient
temperature),
personal
comfort
(near-ambient
temperature)
solar-cell
(above-ambient
temperature).
also
discuss
current
challenges
opportunities
encountered
advancing
for
commercial
use,
such
as
ensuring
that
are
economically
viable,
can
be
produced
on
large
enough
scales
meet
demands
desired
application
perform
effectively
a
range
environments
weather
conditions.
For
uptake
occur,
collaboration
among
researchers,
engineers
industry
stakeholders
is
needed
design
sustainable
scalable
manufacturing
processes
develop
standardized
protocols
evaluating
performance
materials.
passive
approach
could
reduce
reliance
air
conditioning.
This
Review
outlines
challenges,
radiative
control
buildings,
people
solar
cells.
Language: Английский
Efficient Autonomous Dew Water Harvesting by Laser Micropatterning: Superhydrophilic and High Emissivity Robust Grooved Metallic Surfaces Enabling Filmwise Condensation and Radiative Cooling
Advanced Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 16, 2025
Abstract
The
present
work
explores
a
unique
yet
unexplored
synergy
between
the
properties
of
laser
micropatterned
metallic
surfaces
and
requirements
for
an
autonomous
dew
water
harvesting
candidate
material.
Laser‐patterned
aluminum
achieved
simultaneously
high
infrared
emissivity
(up
to
0.95
in
atmospheric
window)
superhydrophilic
wettability
(water
contact
angle
0°),
key
enabling
passive
radiative
cooling
filmwise
condensation
dynamics
respectively.
generation
micrometric‐sized
grooves
during
processing
plays
fundamental
role
both
properties,
as
they
provide
broadband
enhancement
based
on
multiscale
topographies
oxide
layers,
while
limiting
growth
film
through
strong
capillary
wicking
forces.
As
result,
patterned
display
self‐cooling
capacities
under
deficit
conditions
well
low
retention
levels
(three
times
lower
than
untreated
dropwise
counterparts).
promising
results
obtained
lead
construction
evaluation
real
size
outdoors
system
those
surfaces,
demonstrating
scalability
technology.
A
70%
improvement
collected
comparison
state‐of‐the‐art
reference
material
is
consistently
measured
1‐year
outdoor
study,
proving
robustness
their
performance.
Language: Английский
Bioinspired Heterogeneous Surface for Radiative Cooling Enhanced Power‐Free Moisture Harvesting in Unsaturated Atmosphere
Congyuan Zhang,
No information about this author
Heng Xie,
No information about this author
Yu Du
No information about this author
et al.
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 30, 2024
The
development
of
zero-power
moisture-harvesting
technology
in
an
unsaturated
atmosphere
is
great
significance
for
coping
with
global
freshwater
scarcity.
Here,
inspired
by
Pachydactylus
rangei's
(Namib
sand
gecko)
ability
to
evade
thermal
radiation
and
harvest
moisture,
a
power-free
cooling
moisture
harvester
(PFCMH)
fabricated
using
the
continuous,
industrialized
micro-extrusion
compression
molding.
A
Luneburg
lens
introduced
PFCMH
first
time,
endowing
it
high
reflectivity
≈92.9%
0.3
2.5
µm
waveband
emissivity
≈98.1%
8-13
waveband,
which
are
≈19.2%
≈15.4%
higher
than
those
unstructured
radiative
cooler,
respectively.
Consequently,
temperature
reduction
≈6.9
°C
achieved.
In
addition,
wettability
well
regulated,
at
contact
angle
≈153°
rolling
≈42°,
enabling
its
surface
efficiently
nucleate
transport
water
droplets.
synergy
between
interface
functions
endows
exceptional
passive
sub-dewpoint
efficient
harvesting
performance.
Importantly,
every
1
m
Language: Английский