Abstract
Designing
suitable
nanomaterials
is
an
ideal
strategy
to
enable
early
diagnosis
and
effective
treatment
of
diseases.
Carbon
dots
(CDs)
are
luminescent
carbonaceous
nanoparticles
that
have
attracted
considerable
attention.
Through
facile
synthesis,
they
process
properties
including
tunable
light
emission,
low
toxicity,
energy
transformation,
leading
diverse
applications
as
optically
functional
materials
in
biomedical
fields.
Recently,
their
potentials
been
further
explored,
such
enzyme‐like
activity
ability
promote
osteogenic
differentiation.
refined
synthesizing
strategies
carbon
dots,
a
rich
treasure
trove
for
new
discoveries,
stand
chance
guide
significant
development
applications.
In
this
review,
the
authors
start
with
brief
introduction
CDs.
By
presenting
mechanisms
examples,
focus
on
how
can
be
used
diagnosing
treating
diseases,
bioimaging
failure
tissues
cells,
biosensing
various
pathogenic
factors
biomarkers,
tissue
defect
repair,
anti‐inflammation,
antibacterial
antiviral,
novel
oncology
treatment.
The
application
integrated
follows
closely
behind.
Furthermore,
challenges
future
directions
CDs
discussed.
hope
review
will
provide
critical
perspectives
inspire
discoveries
prompt
advances
Nanoscale,
Год журнала:
2023,
Номер
16(5), С. 2265 - 2288
Опубликована: Дек. 21, 2023
Carbon
quantum
dots
(CQDs)
are
a
promising
candidate
to
replace
metal-based
additives
for
polymer
reinforcement
and
functionalization.
Specifically,
vast
interest
in
CQDs
functionalization
stems
from
their
cost
effectiveness,
sustainable
organic
precursors,
non-toxicity.
Although
several
reviews
of
optical
devices
based
on
have
been
reported,
this
mini-review
covers
the
non-optical
aspects
CQD-polymer
composites.
Applications
CQD-modified
polymers
smart
devices,
mechanical
reinforcement,
textile
surface-modification
methods,
membranes,
protective
coatings,
thermal
resistance
summarized.
The
synthesis
method
CQDs,
dispersion
matrix
underlying
mechanisms
related
enhanced
performance
composites
outlined.
Unlike
nano-reinforcements,
self-stabilized
offer
an
extremely
high
surface
area,
which
significantly
alters
properties
at
1-2%
concentration.
Finally,
comparative
analysis
recent
advances
composites,
problems,
future
directions
discussed.
Chemical Engineering Journal Advances,
Год журнала:
2024,
Номер
17, С. 100583 - 100583
Опубликована: Янв. 6, 2024
Carbon
dots
(CDs)
are
nanostructures
containing
mainly
carbon
atoms
and
abundant
functional
groups.
With
remarkable
adjustable
physicochemical
properties,
CDs
have
excellent
hydrophilicity,
photoluminescence
(PL),
biocompatibility,
low
toxicity.
Although
the
numerous
advantages
make
a
research
target
for
synthesizing
advanced
materials,
some
limitations
pertinent
must
be
corrected.
Rare
earth
elements
(RE)
candidates
doping
CDs,
obtaining
hybrid
materials
called
RE-CDs
to
optimize
luminescence
applicability,
quantum
yields.
Hybrids
allow
combination
of
advantageous
characteristics
both
RE,
drastically
improving
their
luminous
magneto-optical
imaging
performance
opening
door
practical
technological
applications.
To
date,
no
studies
in
literature
provided
in-depth
analyses
methods
used
prepare
RE-CDs,
characterization
techniques
used,
challenges,
critical
analysis
what
could
improved
synthesis
by
proposing
solutions.
fill
this
gap,
review
initially
presents
detailed
survey
RE
separately.
Subsequently,
addressed,
as
well
obtainment,
commonly
characterizations,
recent
applications,
from
analyte
detection
functionality
medical
nanodevices.
Finally,
criticisms
suggestions
future
work
also
discussed
inspire
new
discoveries
about
potential
derived
RE-CDs.
ACS Applied Nano Materials,
Год журнала:
2024,
Номер
7(8), С. 8645 - 8654
Опубликована: Апрель 9, 2024
Herein,
we
present
a
method
for
rapid
ratiometric
fluorescence
detection
of
hypochlorite
(ClO–)
by
carbon
quantum
dots
(CDs).
Glutathione
(GSH)
was
utilized
as
the
starting
material
synthesis
CDs
through
hydrothermal
process.
A
maximum
intensity
at
an
emission
wavelength
435
nm
observed
under
excitation
335
nm.
The
inner
filter
effect
(IFE)
curcumin
(CCM)
on
could
be
to
reduce
nm,
while
peak
emerged
540
ClO–
rapidly
oxidize
CCM
due
its
oxidizing
properties,
which
weakened
IFE,
leading
decrease
in
is
restored.
In
addition,
exhibited
excellent
selectivity
and
sensitivity
ClO–,
substantial
established
within
concentration
range
1–1500
μM
with
limit
36.54
nM.
spiked
recovery
tests
tap
water,
swimming
pool
milk
samples
showed
feasibility
using
real
samples.
