Japanese Journal of Applied Physics,
Journal Year:
2024,
Volume and Issue:
63(10), P. 107001 - 107001
Published: Oct. 1, 2024
Abstract
This
study
delves
into
the
performance
and
stability
of
quantum-dot
light-emitting
diodes
(QLEDs),
with
a
specific
focus
on
initial
variations
in
device
properties
effectiveness
various
stabilization
strategies.
We
assess
impact
bias
conditions,
reverse
treatment,
thermal
annealing
zinc
oxide
electron
transport
layer
(ZnO
transporting
layer),
effects
shelf
storage
reliability
efficiency.
Our
findings
reveal
that
QLEDs
are
highly
sensitive
to
yet
this
sensitivity
can
be
significantly
reduced
through
strategic
interventions
such
as
applications.
These
treatments
shown
markedly
enhance
operational
devices.
By
providing
deep
insights
mechanisms
behind
QLED
properties,
our
research
outlines
practical
measures
for
improving
their
reliability,
profound
implications
advancement
high-performance
display
technologies.
Advanced Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 26, 2025
Abstract
Beyond
its
role
in
cultural
communication,
printing
technology
has
emerged
as
one
of
the
most
important
approaches
to
distributing
and
patterning
functional
materials
for
advanced
manufacturing.
In
a
process,
stamp
is
employed
transfer
inks
target
surface,
generating
specific
pattern
that
exactly
replicates
stamp.
Through
precise
manipulation
different
inkdrops,
herein,
“one
stamp,
diverse
patterns”
strategy
developed
achieves
deposition
varied
patterns
utilizing
single
This
features
patterned
surface
energy,
achieved
through
regioselective
energy
injection
treatment
an
ultralow
solid.
It
revealed
with
tensions
can
selectively
exhibit
Cassie
or
Wenzel
state
on
generate
ink
distributions,
which
enables
distinct
surfaces.
Leveraging
this
approach,
flexible
light‐emitting
devices
high‐density
transistor
array
are
successfully
printed
using
stamps.
These
findings
advance
understanding
finely
tuning
liquid
offer
leap
forward
efficient
versatile
methodology
will
boost
innovative
integration
simplified
manner.
Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 6, 2025
Abstract
Through
rational
design
and
elaborate
preparation,
simple
materials
can
be
evolved
into
microstructures
with
3D
morphology.
Benefiting
from
their
unique
morphology
composition,
these
exhibit
exceptional
optic/electric
properties
that
surpass
those
of
building
blocks.
Self‐assembly
relies
on
control
liquid
behavior
morphology,
efficiently
aggregate
blocks
ordered
microstructures.
However,
under
the
principle
surface
energy
minimization,
self‐assembled
are
constrained
by
limited
monotonous
component.
Herein,
assembly
controllable
composite
components
is
achieved,
through
effectively
controlling
behaviors
morphologies
using
2D
heterogeneous
wettability.
It
revealed
wettability
induce
stepwise
behaviors,
which
rapidly
split
suspension
isolated
bridges,
then
gradually
shrink
for
assembly.
control,
this
strategy
not
only
extends
a
printing‐like
approach
to
deposit
target
surface,
but
also
facilitates
fabrication
multi‐components.
Taking
advantage
wettability,
multi‐components,
resulting
exhibits
ultra‐sensitive
detection
capability.
anticipated
2D‐shaping‐3D
opens
facile
avenue
fabricate
hierarchical
optic/electronic
sensing
applications.
The
realm
of
flexible
display
devices,
particularly
centered
around
folding
screen
smartphones,
is
undergoing
rapid
advancements.
As
integral
components,
optical
adhesives
and
sealants
for
these
devices
play
pivotal
roles
in
determining
their
overall
performance.
This
paper
provides
a
comprehensive
overview
the
evolution
technology
screens,
delving
into
critical
function
within
this
framework.
Notably,
light-curing
stand
out
paramount
importance
manufacturing,
attributed
to
swift
curing
capabilities.
We
synthesize
key
research
achievements
concomitant
limitations
pertaining
characteristics
diverse
compositions
over
recent
years.
Furthermore,
we
delve
influence
chemical
modification
techniques
applied
various
adhesive
systems
integration
physical
doping
fillers
on
enhancing
performance
sealants.
Research Square (Research Square),
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 19, 2025
Abstract
Fluorescent
carbon
dots
(CDs)
have
garnered
significant
attention
for
their
unique
optoelectronic
properties
and
applications,
but
practical
employment
is
hampered
by
the
excessive
synthesis
temperature,
tedious
post-processing
limited
solid-state
luminescence
efficiency.
Herein,
we
develop
a
facile
molten
salt
method
to
achieve
one-step
of
full-color
CDs
with
efficient
emission.
Comprehensively,
kilogram-scale
quantum
yield
90%
can
be
readily
synthesized
via
salt-assisted
approach
under
mild
conditions
(100–142°C)
within
10
minutes.
The
spectral
characterization
density
functional
theory
calculation
confirm
that
zinc
ion
coordination
occur
in
liquated
environment,
which
facilitates
polymerization
precursors
at
lower
temperatures,
suppresses
formation
non-radiative
recombination
channels
on
surface,
further
enhances
solid.
machine
learning
used
optimize
CDs’
luminous
efficiency
up
99.86%,
evoking
excellent
performance
CDs-based
light-emitting
diodes
maximum
156.29
lm
W–1
drive
backlit
display
long-persistent
lifetime
(T95
100
cd
m–2
=
45108.7
h).
This
work
provides
pathway
design
fabrication
advanced
carbon-based
luminescent
materials,
significantly
contributing
advancement
next-generation
lighting
technologies.
