Blue perovskite LEDs: A comprehensive review of emission control strategies for enhanced performance
Coordination Chemistry Reviews,
Journal Year:
2025,
Volume and Issue:
528, P. 216425 - 216425
Published: Jan. 4, 2025
Language: Английский
Enhanced Optoelectronic Performance of Blue Quasi-2D Perovskite Light-Emitting Diodes Enabled by Diammonium-Functionalized Spacer
Chang Tan,
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Li Song,
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Z. Y. Ge
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et al.
Journal of Luminescence,
Journal Year:
2025,
Volume and Issue:
unknown, P. 121124 - 121124
Published: Feb. 1, 2025
Language: Английский
Ethylenediammonium-asisted phase control and in-situ passivation of all-bromine quasi-2D perovskite for efficient pure-blue light-emitting diodes
Haiyang He,
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Jialin Yin,
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Danyang Zhao
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et al.
Chemical Engineering Journal,
Journal Year:
2025,
Volume and Issue:
unknown, P. 160440 - 160440
Published: Feb. 1, 2025
Language: Английский
Neutral inorganic salt additives universally regulate multicolor perovskite for efficient electroluminescence
Jiahao Tang,
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Qunqing Lin,
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Yong‐Xin Guo
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et al.
Nanoscale,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
This
paper
reveals
that
neutral
phosphate
additives
were
used
to
achieve
universal
adjustment
of
phase
distribution
and
device
performance
multicolor
perovskite
films
Language: Английский
Doping Detection Based on the Nanoscale: Biosensing Mechanisms and Applications of Two-Dimensional Materials
Jingjing Zhao,
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Yu Wang,
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Bing Liu
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et al.
Biosensors,
Journal Year:
2025,
Volume and Issue:
15(4), P. 227 - 227
Published: April 3, 2025
Doping
undermines
fairness
in
sports
and
threatens
athlete
health,
while
conventional
detection
methods
like
LC-MS
GC-MS
face
challenges
such
as
complex
procedures,
matrix
interferences,
lengthy
processing
times,
limiting
on-site
applications.
Two-dimensional
(2D)
materials,
including
graphene,
MoS2,
metal–organic
frameworks
(MOFs),
offer
promising
solutions
due
to
their
large
surface
areas,
tunable
electronic
structures,
special
interactions
with
doping
agents,
hydrogen
bonding,
π-π
stacking,
electrostatic
forces.
These
materials
enable
signal
transduction
through
changes
conductivity
or
fluorescence
quenching.
This
review
highlights
the
use
of
2D
detection.
For
example,
reduced
graphene
oxide–MOF
composites
show
high
sensitivity
for
detecting
anabolic
steroids
testosterone,
NiO/NGO
nanocomposites
exhibit
strong
selectivity
stimulants
ephedrine.
However,
environmental
instability
production
costs
hinder
widespread
application.
Future
efforts
should
focus
on
improving
material
stability
chemical
modifications,
reducing
costs,
integrating
these
into
advanced
systems
machine
learning.
Such
advancements
could
revolutionize
detection,
ensuring
protecting
health.
Language: Английский
Phase Transition and Luminescent Property Change Induced by Different Organic Cations in One-Dimensional Double Perovskites
Qingjie Zhou,
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Peng Cao,
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Zining Zhou
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et al.
Inorganic Chemistry,
Journal Year:
2024,
Volume and Issue:
63(19), P. 8846 - 8852
Published: May 2, 2024
Double
perovskites
(DPs)
have
attracted
attention
in
the
field
of
luminescence
due
to
their
inherent
broadband
emission
self-trapping
excitons.
In
this
work,
we
choose
[(CH3)3NCH2CHCH2]+
and
[CH3CHOHCH2NH2]+
as
organic
cations
synthesize
two
new
organic–inorganic
hybrid
DPs,
[(CH3)3NCH2CHCH2]2KInCl6
(1)
[CH3CHOHCH2NH2]2KInCl6
(2).
The
[KCl6]3–
[InCl6]3–
octahedra
are
interchangeably
connected
by
sharing
opposite
faces,
forming
a
one-dimensional
coordination
chain.
Each
K
atom
coordinates
with
six
chlorine
atoms
1,
while
it
oxygen
addition
2.
between
ions
O
compound
2
may
significantly
reduced
its
luminescence.
As
result,
1
shows
bright-yellow
light
quantum
yield
more
than
90%,
weak
blue
only
0.98%.
addition,
different
from
no
phase
transition
found
2,
undergoes
reversible
at
324/307
heating–cooling
cycle.
Through
structural
spectral
analysis
density
functional
theory
calculation,
conclude
that
larger
degree
octahedral
distortion
anion
distance
(In···In)
also
cause
PLQY
be
higher
Language: Английский
Efficient transparent blue-emitted perovskite light-emitting diodes based on multilayer transparent top electrodes
Journal of Materials Chemistry C,
Journal Year:
2024,
Volume and Issue:
12(20), P. 7162 - 7168
Published: Jan. 1, 2024
A
blue
emitted
transparent
perovskite
light-emitting
diode
was
prepared
by
using
quasi
two-dimensional
materials
and
multilayer
top
electrodes.
Language: Английский