Downshifting Layer of Europium‐Doped NaGdF4: From the Optimization of the Sol–Gel Process to the Luminescent Properties
Advanced Photonics Research,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 11, 2025
The
key
issue
for
a
wide
application
of
solar
energy
is
the
possibility
to
establish
an
innovative
photovoltaic
technology
that
allows
more
efficient
conversion.
In
this
direction,
use
additional
layers
in
well‐established
silicon‐based
modules
represents
challenging
strategy.
context,
present
work
devoted
optimization
downshifting
(DS)
system
made
NaGdF
4
matrix
form
thin
film
as
host
material
europium‐luminescent
ions.
Eu‐doped
fabricated
through
sol–gel
approach
starting
from
mixture
Na(hfa)•tetraglyme,
Gd(hfa)
3
•diglyme,
and
Eu(hfa)
•diglyme
ethanol
solution.
operative
parameters
are
finely
tuned
pursue
formation
compact
polycrystalline
films.
Particularly,
annealing
treatment,
nature
substrate,
doping
ion
percentage
reproducible
selective
beta
(hexagonal)
crystal
structure
with
promising
luminescent
properties.
Morphological,
structural,
compositional
features
deeply
studied
field‐emission
scanning
electron
microscopy,
X‐ray
diffraction
analysis,
energy‐dispersive
respectively.
luminescence
investigations
confirm
properties
DS
system.
Язык: Английский
Single band ratiometric thermometry of K2BaCa(PO4)2:Mn5+ phosphor with near infrared excitation and emission
Journal of Luminescence,
Год журнала:
2025,
Номер
unknown, С. 121261 - 121261
Опубликована: Апрель 1, 2025
Язык: Английский
Disproportionation Thermochromic Response in a Luminescent Lanthanide Metal–Organic Framework
ACS Applied Optical Materials,
Год журнала:
2024,
Номер
2(6), С. 1217 - 1223
Опубликована: Июнь 19, 2024
Язык: Английский
Dramatic Impact of Materials Combinations on the Chemical Organization of Core–Shell Nanocrystals: Boosting the Tm3+ Emission above 1600 nm
ACS Nano,
Год журнала:
2024,
Номер
unknown
Опубликована: Сен. 12, 2024
This
article
represents
the
first
foray
into
investigating
consequences
of
various
material
combinations
on
short-wave
infrared
(SWIR,
1000-2000
nm)
performance
Tm-based
core-shell
nanocrystals
(NCs)
above
1600
nm.
In
total,
six
different
involving
two
types
SWIR-emitting
core
NCs
(α-NaTmF
Язык: Английский
Manipulation of Multimodal and Multicolor Luminescence via Interplay of Traps and Rare Earth Emission Centers in Calcium Tungstate
Inorganic Chemistry,
Год журнала:
2024,
Номер
63(34), С. 15993 - 16000
Опубликована: Авг. 15, 2024
Multimodal
luminescence
involves
color-tunable
and
wavelength
manageable
photon
emissions
upon
variable
pathways
in
response
to
different
external
stimuli,
which
provides
clear
visualization
high-level
confidentiality
for
information
encryption
technologies.
Integrating
multimodal
into
a
single
matrix
is
regarded
as
feasible
strategy
but
remains
big
challenge.
In
this
work,
(photoluminescence,
persistent
luminescence,
upconversion
thermally
stimulated
luminescence)
multicolor
(green,
yellow,
orange,
pink
red)
achieved
CaWO4:Yb3+,Er3+,Eu3+
phosphor
by
employing
an
interplay
of
traps
rare
earth
emission
centers.
Bright
wide
color
gamut
dynamically
thermal
disturbance
light
illumination,
further
allows
on-demand
manipulation
space
time
dimensions.
The
compatible
coexistence
multiple
emissive
centers
together
with
abundant
photoactive
contributes
the
excellent
integration
calcium
tungstate.
This
work
good
example
integrating
one
indicates
potential
advanced
applications.
Язык: Английский