ACS Applied Bio Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 5, 2025
Eu3+-doped
silicate
phosphors
are
gaining
significant
attention
for
bioimaging
and
scaffold
development
due
to
their
narrow
red
emission,
high
color
purity,
quantum
yield
(QY),
large
Stokes
shift.
These
offer
several
advantages
over
conventional
imaging
techniques,
such
as
good
selectivity
sensitivity,
simpler
operation,
reduced
data
acquisition
time,
cost-effectiveness,
nondestructive
imaging.
The
luminescence
properties
of
these
can
be
enhanced
by
modifying
synthesis
methods,
annealing
conditions,
hosts
introducing
multiple
dopants.
This
study
explores
a
novel
approach
improving
the
crystal
structures
Eu3+
doped
calcium
magnesium
(CMS:Eu3+)
in
vitro
potential
development.
synthesized
diopside
(CaMgSi2O6:xEu3+;
x
=
10,
15,
20
mol
%),
merwinite
(Ca3MgSi2O8:15
%
Eu3+),
akermanite
(Ca2MgSi2O7:15
Eu3+)
phases
CMS:Eu3+
exhibit
distinct
coordination
environments
Eu3+,
leading
unique
excitation
wavelength
tunability
from
ultraviolet
(UV)
visible
region,
emission
intensity,
decay
QY
>
40%,
purity
>83%.
A
comparative
analysis
structural
photoluminescence
reveals
impact
phase
modifications
on
optimizing
dopant
concentration.
results
indicate
that
CaMgSi2O6:
15
is
most
efficient
phosphor
bioimaging,
with
highest
relative
intensity
time
∼2
ms,
∼
77%,
∼86%.
morphology
Ca3MgSi2O8:15
%Eu3+
Ca2MgSi2O7:15
also
supports
cell
adhesion,
suggesting
In
brief,
highlights
concentrations.
