ACS Materials Letters,
Journal Year:
2024,
Volume and Issue:
6(4), P. 1542 - 1548
Published: March 19, 2024
Crystal-glass
phase
transformation
and
glass
recrystallization
in
zero-dimensional
(0D)
hybrid
metal
halides
make
them
thriving
X-ray
scintillators
with
the
advantages
of
large-area
fabrication
improved
performance.
Herein,
we
report
three
0D
copper(I)
composed
identical
organic
cations
versatile
self-assembly
copper-iodide
anions
find
that
volumes
inorganic
groups
are
related
to
their
lattice
energies,
which
conformationally
governed
thermodynamics
formation
through
destabilization.
A
subsequent
heating
counterparts
allows
bulk
glass-ceramic
via
recrystallization,
exhibiting
outstanding
scintillation
performances
(with
a
light
yield
64
000
ph
MeV–1
detection
limit
72.6
nGy
s–1)
high
stability
for
real-time
imaging
(spatial
resolution
above
20
lp
mm–1).
This
multiphase
strategy
luminescence
halide
opens
an
exploratory
way
structural
design
engineering
scintillator
screens
imaging.
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Aug. 5, 2024
Organic-inorganic
hybrid
manganese(II)
halides
(OIMnHs)
have
garnered
tremendous
interest
across
a
wide
array
of
research
fields
owing
to
their
outstanding
optical
properties,
abundant
structural
diversity,
low-cost
solution
processibility,
and
low
toxicity,
which
make
them
extremely
suitable
for
use
as
new
class
luminescent
materials
various
optoelectronic
applications.
Over
the
past
years,
plethora
OIMnHs
with
different
dimensionalities
multifunctionalities
such
efficient
photoluminescence
(PL),
radioluminescence,
circularly
polarized
luminescence,
mechanoluminescence
been
newly
created
by
judicious
screening
organic
cations
inorganic
Mn(II)
polyhedra.
Specifically,
through
precise
molecular
engineering,
series
near-unity
PL
quantum
yields,
high
anti-thermal
quenching
excellent
stability
in
harsh
conditions
devised
explored
applications
light-emitting
diodes
(LEDs),
X-ray
scintillators,
multimodal
anti-counterfeiting,
fluorescent
sensing.
In
this
review,
latest
advancements
development
are
summarized,
covers
from
fundamental
physicochemical
properties
advanced
applications,
an
emphasis
on
functionality
design
especially
LEDs
detection
imaging.
Current
challenges
future
efforts
unlock
potentials
these
promising
also
envisioned.
ACS Applied Materials & Interfaces,
Journal Year:
2024,
Volume and Issue:
16(31), P. 41165 - 41175
Published: July 25, 2024
Commercially
available
rare-earth-doped
inorganic
oxide
materials
have
been
widely
applied
as
X-ray
scintillators,
but
the
fragile
characteristics,
high
detection
limit,
and
harsh
preparation
condition
seriously
restrict
their
wide
applications.
Furthermore,
it
remains
a
huge
challenge
to
realize
flexible
imaging
technology
for
real-time
monitoring
of
curving
interface
complex
devices.
To
address
these
issues,
we
herein
report
two
isostructural
cuprous
halides
zero-dimensional
(0D)
[AEPipz]CuX3·X·H2O
(AEPipz
=
N-aminoethylpiperazine,
X
Br
I)
with
controllable
size
nanosize
crystal
highly
efficient
scintillators
toward
imaging.
These
exhibit
cyan
photoluminescence
radioluminescence
emissions
highest
quantum
yield
92.1%
light
62,400
photons
MeV–1,
respectively,
surpassing
most
commercially
scintillators.
Meanwhile,
ultralow
limit
95.7
nGyair
s–1
was
far
below
dose
required
diagnosis
(5.5
μGyair
s–1).
More
significantly,
film
is
facilely
assembled
excellent
foldability
crack
resistance,
which
further
acts
scintillation
screen
achieving
spatial
resolution
17.4
lp
mm–1
in
imaging,
demonstrating
potential
application
wearable
radiation
radiography.
The
combined
advantages
yield,
low
flexibility
promote
0D
promising
Inorganic Chemistry,
Journal Year:
2024,
Volume and Issue:
63(22), P. 10296 - 10303
Published: May 22, 2024
Metal
halides
have
drawn
great
interest
as
luminescent
materials
and
scintillators
due
to
their
outstanding
optical
properties.
Exploring
new
types
of
phosphors
with
easy
production
processes,
excellent
photophysical
properties,
high
light
yields,
environmentally
friendly
compositions
is
crucial
quite
challenging.
Herein,
a
novel
Mn(II)-based
metal
halide
(4-BTP)2MnBr4
was
produced
using
facile
solvent
evaporation
method,
which
exhibited
strong
green
emission
peaking
at
524
nm
from
the
d–d
transition
tetrahedral-coordinated
Mn2+
ion
near-unity
quantum
yield.
The
prepared
white
light-emitting
diode
device
has
wide
color
gamut
100.7%
NTSC
CIE
chromaticity
coordinates
(0.32,
0.32).
In
addition,
demonstrates
characteristics
in
X-ray
scintillation,
including
yield
98
000
photons/MeV,
sensitive
detection
limit
37.4
nGy/s,
resistance
radiation
damage,
successful
demonstration
imaging
resolution
21.3
lp/mm,
revealing
potential
for
application
diagnostic
medical
industry
detection.
RSC Advances,
Journal Year:
2025,
Volume and Issue:
15(15), P. 11639 - 11644
Published: Jan. 1, 2025
A
Cu
4
I
(3-pic)
scintillator
with
high
X-ray
attenuation
and
PLQY
was
synthesized.
The
in
situ
fabricated
screen
achieved
light
yield,
low
detection
limit,
spatial
resolution,
enabling
efficient
non-destructive
testing.
Sensors,
Journal Year:
2024,
Volume and Issue:
24(16), P. 5258 - 5258
Published: Aug. 14, 2024
Glassy
hybrid
metal
halides
have
emerged
as
promising
materials
in
recent
years
due
to
their
high
structural
adjustability
and
low
melting
points,
offering
unique
merits
that
overcome
the
limitations
of
crystalline
polycrystalline
counterparts
well
other
conventional
amorphous
semiconductors.
This
review
article
comprehensively
explores
characteristics,
electronic
properties,
chemical
coordination
halides,
emphasizing
role
glass
transition
from
phase
phase.
We
examine
intrinsic
disorder
within
facilitates
light
transmission
discuss
advances
device
architecture
interface
engineering
by
optimizing
charge
transport
glassy
for
high-quality
applications.
With
full
theoretical
understanding
rational
design,
potential
applications
displays,
information
storage,
X-ray
imaging,
sensing
are
highlighted,
underscoring
transformative
impact
fields
science
science.
Abstract
Copper‐based
organic–inorganic
hybrid
halides
(OIHHs)
have
garnered
significant
interest
in
X‐ray
imaging
due
to
their
flexible
structural
adjustability,
efficient
light
emission,
strong
absorption,
etc.
Herein,
four
copper‐based
OIHH
crystals
composed
of
the
same
organic
ligands
(isopropyl
triphenylphosphonium
cations,
IPP
+
)
and
inorganic
parts
(Cu
2
I
4
2−
are
synthesized
by
varying
ratios
raw
materials
types
reaction
solvents.
Although
these
share
identical
structures,
they
exhibit
different
luminescent
behaviors
(blue,
green,
white,
yellow)
attributed
vacancy
defects
originating
from
CuI.
Notably,
novel
(CP2)
with
green
emission
shows
best
luminescence
efficiency
(99.54%)
excellent
scintillation
performance
(50675
photons
MeV
−1
).
The
traditional
technology
screens
mixing
scintillator
powders
polymers
often
results
scattering
powder
aggregation
inhomogeneity.
To
address
this
challenge,
dispersant
polyvinyl
pyrrolidone
is
introduced
prepare
uniform
rod‐like
microcrystals
CP2.
screen
based
on
CP2
achieves
a
high
spatial
resolution
16–18
lp
mm
,
surpassing
most
scintillators.
Furthermore,
it
capabilities
validated
using
commercial
flat
panel
detector,
demonstrating
comparable
that
