Advanced Materials Technologies,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 27, 2024
Abstract
This
paper
introduces
a
novel,
ecofriendly,
and
cost‐effective
method
to
create
deformation
patterns
on
vertically
vibrating
thin
film
surfaces
using
resonant
sessile
droplets.
The
key
findings
emphasize
the
critical
role
of
frequency
vibration
velocity
in
formation
these
deformations.
Through
theoretical
experimental
investigations
aluminum
film,
it
is
validated
that
deformations
are
influenced
by
energy
distribution
within
Specifically,
higher‐order
frequencies
produce
more
concentrated
at
droplet's
center
due
internal
top‐down
flow
behaviors,
resulting
various
states.
By
observing
regularities
width
patterns,
underlying
phenomena
elucidated,
derive
related
empirical
formulas.
demonstrates
significant
potential
for
surface
microstructure
fabrication.
ability
control
shapes
adjusting
parameters
crucial
optimizing
microfabrication
processes.
The
growing
focus
on
enhancing
color
quality
in
liquid
crystal
displays
(LCDs)
and
organic
light-emitting
diodes
(OLEDs)
has
spurred
significant
advancements
color-conversion
materials.
Furthermore,
conversion
is
also
important
for
the
development
commercialization
of
Micro-LEDs.
This
article
provides
a
comprehensive
review
different
types
methods
as
well
We
summarize
current
status
patterning
process,
discuss
key
strategies
to
enhance
display
performance.
Finally,
we
speculate
future
prospects
roles
that
will
play
ultra-high-definition
micro-
projection
displays.
Halide
vacancies
on
the
surfaces
of
cesium
lead
halide
perovskite
(CsPbX3,
X
=
Cl,
Br,
or
I)
nanocrystals
(NCs)
play
a
crucial
role
in
their
photoluminescence
quantum
yield
(PLQY)
and
photostability.
However,
effectively
passivating
these
remains
challenge.
Here,
2-bromohexadecanoic
acid
(BHA)
is
introduced
as
bidentate
auxiliary
ligand
for
CsPbX3
NCs.
The
CsPbBr3
CsPbBr1.5I1.5
NCs,
comodified
with
BHA,
oleic
(OA),
oleylamine
(OLA)
20%
OA
substituted
by
are
synthesized
using
hot-injection
technique
designated
BHA-CsPbBr3
BHA-CsPbBr1.5I1.5
NCs
exhibit
PLQY
97%
retain
42.19%
original
intensity
after
48
h
continuous
ultraviolet
light
exposure.
(PL)
properties,
stability,
PL
recombination
mechanism
investigated
detail.
It
believed
that
carboxyl
oxygen
ortho-bromine
atoms
enhance
binding
strength
BHA
to
surface
CsPbX3.
Additionally,
Br-
ions
produced
from
biomolecular
nucleophilic
substitution
reaction
between
OLA
partially
occupy
anionic
These
interactions
reduce
performance
International Journal of Extreme Manufacturing,
Journal Year:
2024,
Volume and Issue:
7(1), P. 012008 - 012008
Published: Nov. 13, 2024
Abstract
Electrohydrodynamic
(EHD)
jet
printing
represents
a
novel
micro/nano-scale
additive
manufacturing
process
that
utilises
high-voltage
induced
electric
field
between
the
nozzle
and
substrate
to
print
micro/nanoscale
structures.
EHD
is
particularly
advantageous
for
fabrication
on
flexible
or
non-flat
substrates
of
large
aspect
ratio
micro/nanostructures
composite
multi-material
Despite
this,
has
yet
be
fully
industrialised
due
its
low
throughput,
which
primarily
caused
by
limitations
serial
technology.
The
parallel
multi-nozzle
array-based
become
most
promising
option
achieve
large-scale
increasing
number
nozzles
realise
multichannel
printing.
This
paper
reviews
recent
development
technology,
analyses
motion
with
multi-nozzle,
explains
origins
crosstalk
effect
under
discusses
several
widely
used
methods
overcoming
it.
work
also
summarises
impact
different
parameters
describes
current
using
as
well
method
they
can
realised
independently.
In
addition,
it
presents
an
additional
significant
utilisation
aside
from
enhancing
single-nozzle
production
efficiency,
phase
change
materials
through
multi-nozzle.
Finally,
future
direction
discussed
envisioned.
Nano Letters,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 17, 2025
Quantum
dots
(QDs)
are
vital
for
virtual
reality
and
augmented
displays
due
to
their
tunable
optical
properties.
Although
QD
color
converters
enable
blue
light-emitting
diode
down-conversion
green/red,
efficiency
stability
issues
hinder
high-end
display
applications.
Here,
we
employ
a
cross-linking-assisted
hierarchical
confined
assembly
method
fabricate
red,
green,
arrays.
Specifically,
micropillar
templates
with
asymmetric
wettability
used
sequentially
deposit
green
red
microwire
arrays
in
mutually
orthogonal
directions
on
film,
forming
RGB
4,4′-Bis(3-vinyl-9H-carbazol-9-yl)1,1′-biphenyl
(CBP-V)
is
introduced
into
QDs
solve
the
problem
of
crosstalk.
Full-color
pixel
resolutions
1814–2117
pixels
per
inch
(PPI)
successfully
fabricated.
Upon
integration
devices,
adjustable
emission
from
cool
white
light
warm
observed,
peak
external
quantum
(EQE)
16.14%
luminance
226
054
cd
m–2.
