Transactions of the IMF,
Journal Year:
2024,
Volume and Issue:
102(2), P. 77 - 82
Published: Feb. 20, 2024
In
this
study,
sol–gel
derived
spray
coatings
of
highly
hydrophobic
nature
consisting
polystyrene
(PS)
and
SiO2
nanoparticles
were
developed
on
polished
stainless
steel
321
(SS)
textured
6061
aluminium
(Al)
alloy
substrates.
The
micro-structures
the
Al
surface
created
through
ultraprecision
machining,
known
as
single-point
diamond
turning
(SPDT)
machining.
SS
micro-structured
coated
with
PS/SiO2
using
a
coating
technique
by
maintaining
pressure
4–5
kPa,
positioning
nozzle
20–30
cm
away
from
was
characterised
coherent
correlational
interferometry
(CCI).
PS
modified
their
Fourier-Transform
Infrared
Spectroscopy
(FTIR)
field-emission
scanning
electron
microscopy
(FESEM).
resulting
exhibited
micro-nano
hierarchical
roughness
due
to
presence
fine
size
clusters.
showed
static
water
contact
angles
93.3°
143.5°
before
after
coating,
respectively.
Similarly,
structured
85.6°
144.3°
coatings.
Such
can
exhibit
great
potential
particularly
in
field
self-cleaning
technologies.
Advanced Materials,
Journal Year:
2023,
Volume and Issue:
36(3)
Published: Nov. 23, 2023
Abstract
Photothermal
superhydrophobic
surfaces
are
one
of
the
most
promising
anti‐/deicing
materials,
yet
they
limited
by
low
energy
density
and
intermittent
nature
solar
energy.
Here,
a
coupling
solution
based
on
microencapsulated
phase
change
materials
(MPCMs)
that
integrates
photothermal
effect
thermal
storage
is
proposed.
Dual‐shell
octahedral
MPCMs
with
Cu
2
O
as
first
layer
3D
2‐x
S
second
for
time
designed.
By
morphology
manipulation
shell,
local
surface
plasmonic
heating
modulation
realized,
MPCM
reveals
full‐spectrum
high
absorption
conversion
efficiency
up
to
96.1%.
The
temperature
enthalpy
remain
in
good
consistency
after
200
cycles.
Multifunctional
phase‐change
composite
coatings
fabricated
combining
hydrolyzed
polycondensation
products
octadecyl
trichlorosilane
dual‐shell
MPCM.
multifunctional
exhibit
excellent
performance
under
humidity
conditions.
This
work
not
only
provides
new
approach
design
high‐performance
but
also
opens
an
avenue
anti‐icing
application
coatings.
Science Advances,
Journal Year:
2023,
Volume and Issue:
9(42)
Published: Oct. 20, 2023
Superhydrophobic
(SH)
surfaces
have
progressed
rapidly
in
fundamental
research
over
the
past
20
years,
but
their
practical
applications
lag
far
behind.
In
this
perspective,
we
first
present
findings
of
a
survey
on
current
state
SH
including
research,
patenting,
and
commercialization.
On
basis
our
experience,
perspective
explores
challenges
strategies
for
commercialization
widespread
surfaces.
The
comprehensive
performances,
preparation
methods,
application
scenarios
are
major
constraints.
These
should
be
addressed
simultaneously,
actionable
provided.
We
then
highlight
standard
test
methods
performances
mechanical
stability,
impalement
resistance,
weather
resistance.
Last,
prospects
future
discussed.
anticipate
that
may
widely
commercialized
used
around
year
2035
through
combination
suggested
input
from
both
academia
industry.
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
34(26)
Published: Feb. 29, 2024
Abstract
Man‐made
superhydrophobic
membranes
are
of
interest
for
various
applications
in
energy,
environment,
and
medical
fields.
However,
simultaneously
achieving
durable
superhydrophobicity,
robust
waterproofness,
high
breathability
the
is
still
challenging.
Herein,
an
efficient
powerful
strategy
reported
to
create
with
perdurable
liquid
repellency
via
combining
humidity‐induced
electrospinning
coat‐crosslinking
technology.
The
micro/nano
rough
structure
situ
constructed
based
on
manipulating
phase
separation
electrospun
jets;
meanwhile,
waterborne
acrylic
resins
bridged
surface
nanofiber
endow
stable
low
energy
coating
crosslinking
treatment.
Eventually,
resultant
present
superhydrophobicity
a
water
contact
angle
≈154°,
good
self‐cleaning
anti‐icing
properties,
waterproofness
83.4
kPa,
3.71
kg
m
−2
d
−1
.
More
interestingly,
nanomaterials
can
maintain
even
after
exposure
severe
conditions.
successful
creation
high‐performance
opens
new
avenue
synthesizing
advanced
functional
materials
application
variety
Journal of Materials Chemistry A,
Journal Year:
2024,
Volume and Issue:
12(30), P. 19268 - 19276
Published: Jan. 1, 2024
A
spontaneous
fast-moving
air
film
not
only
prevents
the
escape
of
supplied
bubbles
but
also
replenishes
on
a
superhydrophobic
surface,
which
shows
an
amazing
27%
drag
reduction
rate
and
simultaneous
80%
antifouling
rate.
Langmuir,
Journal Year:
2024,
Volume and Issue:
40(16), P. 8293 - 8326
Published: April 8, 2024
In
an
era
defined
by
insatiable
thirst
for
sustainable
energy
solutions,
responsible
water
management,
and
cutting-edge
lab-on-a-chip
diagnostics,
surface
wettability
plays
a
pivotal
role
in
these
fields.
The
seamless
integration
of
fundamental
research
the
following
demonstration
applications
on
groundbreaking
technologies
hinges
manipulating
fluid
through
wettability,
significantly
optimizing
performance,
enhancing
efficiency,
advancing
overall
sustainability.
This
Review
explores
behavior
liquids
when
they
engage
with
engineered
surfaces,
delving
into
far-reaching
implications
interactions
various
applications.
Specifically,
we
explore
wetting,
dissecting
it
three
distinctive
facets.
First,
delve
principles
that
underpin
wetting.
Next,
navigate
intricate
liquid–surface
interactions,
unraveling
complex
interplay
dynamics,
as
well
heat-
mass-transport
mechanisms.
Finally,
report
practical
realm,
where
scrutinize
myriad
everyday
processes
real-world
scenarios.
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Aug. 30, 2024
Abstract
Drawing
inspiration
from
nature
has
served
as
a
crucial
driving
force
behind
human
progress,
enabling
groundbreaking
advancements
and
cross‐disciplinary
integration
through
the
emulation
of
biological
superhydrophobic
phenomena.
Bioinspired
triboelectric
materials
stand
out
among
advanced
due
to
their
unique
hydrophobic
properties,
exceptional
moisture
resistance,
remarkable
electrical
performance.
However,
inherent
complexity
natural
phenomena
need
for
refinement
in
bioinspired
design
pose
significant
challenges
development
materials.
This
comprehensive
review
delves
into
perspectives
theoretical
underpinnings,
fabrication
strategies,
cutting‐edge
applications.
Rooted
interaction
mechanisms
between
water
molecules
materials,
importance
enhanced
properties
is
elucidated.
A
systematic
overview
materials’
construction
strategies
presented,
offering
fresh
insights
application
high‐performance
nanogenerators
(TENGs).
Finally,
current
untapped
opportunities
are
summarized
fully
unlock
potential
applications
TENGs.
Nature Communications,
Journal Year:
2024,
Volume and Issue:
15(1)
Published: Nov. 7, 2024
Photothermal
superhydrophobic
coatings
are
supposed
promising
to
prevent
ice
accumulation
on
infrastructures
but
often
experience
significant
performance
degradation
in
real
icing
conditions
and
lack
mechanical
robustness.
Here,
we
report
design
of
robust
photothermal
with
three-tier
hierarchical
micro-/nano-/nanostructures
by
deposition
nanosized
MOFs
natural
attapulgite
nanorods,
fluorination,
controlled
phase
separation
a
hydrophobic
adhesive
spraying
assembly.
Phase
degree
content
significantly
influence
the
coatings'
properties
regulating
structural
parameters
morphology.
In
simulated/real
environments,
simultaneously
show
(i)
high
superhydrophobicity
stable
Cassie-Baxter
states
due
their
low-surface-energy,
micro-/nano-/nanostructure,
(ii)
excellent
effect
primarily
MOFs,
(iii)
good
robustness
phase-separated
adhesive,
reinforcement
self-similar
structure.
Accordingly,
combined
low
thermal
conductivity,
exhibit
remarkable
anti-icing/frosting
(e.g.,
no
freezing
at
least
150
min
almost
free
frost
25
min)
de-icing/frosting
performances
fast
de-icing
12.7
de-frosting
16.7
such
environments.
Furthermore,
realize
large-scale
preparation
reasonable
costs.
The
have
great
application
potential
for
anti-icing
world
efficiently
using
sunlight.
poor
stability
conditions.
authors
low-surface-energy
micro-/nano-
/nanostructures.
