Over
the
years,
oral
and
maxillofacial
injuries,
mainly
caries,
pulpitis,
bone
defects,
cancer,
often
involve
a
variety
of
organs
tissues,
resulting
in
structural
dysfunction,
adverse
effects
on
facial
appearance,
not
only
affecting
people's
chewing,
swallowing
other
physiological
functions,
but
also
to
physical
mental
health
burden.
As
type
carbon-based
nanomaterial,
carbon
dots
(CDs)
have
been
widely
used
diagnosis
treatment
diseases
due
its
excellent
optical
properties,
good
biocompatibility
low
toxicity.
In
addition,
surface
functionalization
or
passivation
CDs
can
change
properties
CDs,
such
as
water
solubility
chemiluminescence,
broaden
biomedical
potential
CDs.
this
review,
latest
research
progress
modified
hard
tissue
regeneration,
tumor
treatment,
antibacterial
activity,
dentin
pulp
complex
teeth
whitening,
wound
healing,
drug
release,
fluorescence
tracer
bioimaging
were
reviewed.
we
discussed
problems
future
direction
development.
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
36(27)
Published: April 23, 2024
Abstract
The
development
of
single‐system
materials
that
exhibit
both
multicolor
room‐temperature
phosphorescence
(RTP)
and
thermally
activated
delayed
fluorescence
(TADF)
with
tunable
after
glow
colors
channels
is
challenging.
In
this
study,
four
metal‐free
carbon
dots
(CDs)
are
developed
through
structural
tailoring,
panchromatic
high‐brightness
RTP
achieved
via
strong
chemical
encapsulation
in
urea.
maximum
lifetime
quantum
yield
reaches
2141
ms
56.55%,
respectively.
Moreover,
CDs‐IV@urea,
prepared
coreshell
interaction
engineering,
exhibits
a
dual
afterglow
red
green
TADF.
degree
conjugation
functional
groups
precursors
affects
the
binding
interactions
nitrogen
cladding
on
CDs,
which
turn
stabilizes
triplet
energy
levels
gap
between
S
1
T
(Δ
E
ST
)
to
induce
RTP.
enhanced
wrapping
lowers
Δ
,
promoting
reverse
intersystem
crossing,
leads
This
fully
state,
thus
stabilizing
material
water,
even
extreme
environments
such
as
acids
oxidants.
These
tested
multicolor,
time,
temperature
multiencryption
well
vivo
bioimaging.
Hence,
these
have
promising
practical
applications
information
security
biomedical
diagnosis
treatment.
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
36(37)
Published: July 14, 2024
Abstract
Smart
stimuli‐responsive
persistent
luminescence
materials,
combining
the
various
advantages
and
frontier
applications
prospects,
have
gained
booming
progress
in
recent
years.
The
trap‐controlled
property
energy
storage
capability
to
respond
external
multi‐stimulations
through
diverse
pathways
make
them
attractive
emerging
multi‐responsive
smart
platforms.
This
review
aims
at
advances
materials
for
advanced
multi‐stimuli‐responsive
design
principles,
mechanisms,
representative
stimulations,
i.e.,
thermo‐,
photo‐,
mechano‐,
X‐rays
responsiveness,
are
comprehensively
summarized.
Various
hybrid
systems
containing
highlighted.
Specifically,
temperature
dependent
trapping
de‐trapping
performance
is
discussed,
from
extreme‐low
ultra‐high
conditions.
Emerging
future
perspectives
briefly
presented.
It
hoped
that
this
would
provide
new
insights
guidelines
rational
manipulation
of
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Sept. 13, 2024
The
combination
of
advanced
photoluminescence
characteristics
to
photochromism
is
highly
attractive
in
preparing
high-performance
multifunctional
photo-responsive
materials
for
optoelectronic
applications.
However,
this
rather
challenging
material
design
owing
the
limited
mechanism
understanding
and
construction
principles.
Here,
an
effective
strategy
integrate
afterglow
emission
carbon
dots
(CDs)
proposed
through
embedding
naphthaleneimide
(NI)
structure
CDs
followed
by
polyvinylpyrrolidone
(PVP)
encapsulation.
NI-structured
CDs-PVP
shows
intrinsic
situ
formation
NI-radical
anions
controllable
multi-stimuli-responsive
behaviors
related
oxygen-trigged
triplet
exciton
quenching
Förster
resonance
energy
transfer
(FRET)
from
pristine
photoactivated
radicals.
Notably,
a
wide
range
appearance
colors
colorless
brown,
luminescence
color
transition
blue
yellow,
much
elongated
lifetime
up
253
ms
are
observed.
With
extraordinary
stimuli-chromic
stimuli-luminescent
film
dynamically
responsive
multiple
external
stimuli,
reversible
secure
snapchat,
data
encryption/decryption
synaptic
imaging
recognition
realized.
These
findings
demonstrate
fundamental
principle
photochromic
with
afterglow,
providing
important
understandings
on
synergic
dynamic
thereby
expanding
their
applications
information
anti-counterfeiting
artificial
intelligence.
Small,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 17, 2025
Abstract
Bacterial
infections
and
tumor
tissues
are
characterized
by
complex
microenvironments
with
uneven
oxygen
availability.
Effective
photodynamic
therapy
for
these
conditions
requires
photosensitizers
that
can
perform
optimally
within
such
environments,
specifically
generating
both
type
I
II
reactive
species
(ROS)
simultaneously.
Carbon
dots
(CDs),
a
of
fluorescent
nanomaterial
smaller
than
10
nm,
commonly
used
to
treat
bacterial
tumors.
However,
their
current
limitations,
as
short
maximum
absorption
emission
wavelengths,
significantly
restrict
therapeutic
efficacy
in
deep
tissues.
In
response
challenges,
new
carbon
near‐infrared
(NIR)
properties
is
reported,
featuring
peak
beyond
700
nm
(NIR‐I
region).
These
CDs
offer
strong
tissue
penetration
reduced
advantages.
Additionally,
bromine
atom
doping
enhances
the
generation
ROS
through
efficient
processes.
vitro
studies
demonstrated
high
antibacterial
antitumor
applications.
Ultimately,
findings
translate
into
significant
effectiveness
treating
skin
tumors
vivo.
This
study
employs
bromine‐doped
nanomaterials,
which
demonstrate
fluorescence
NIR
region,
achieve
treatment
ablation
microenvironments.
Nanoscale Horizons,
Journal Year:
2024,
Volume and Issue:
9(7), P. 1072 - 1098
Published: Jan. 1, 2024
Carbon
dots
(CDs)
are
novel
nanomaterials
with
dimensions
less
than
10
nm
that
have
attracted
much
attention
due
to
their
outstanding
optical
properties.
