The
sodium-nitrogen-sulfur
co-doped
carbon
quantum
dots
(CQDs)
were
synthesized
via
a
one-step
hydrothermal
method,
which
exhibited
remarkably
high
fluorescence
yield
(24.58%)
and
exceptional
optical
properties.
"on-off-on"
sensor
was
constructed.
of
CQDs
rapidly
quenched
with
Fe(III)
the
recovered
by
ascorbic
acid
(Asc)
partially
arginine
(Arg)/histidine
(His)
completely.
demonstrated
rapid
response,
sensitivity,
excellent
stability,
remarkable
selectivity,
robust
anti-interference
performance,
feasible
to
simultaneously
determine
concentrations
multipile
analytes
in
sample
satisfactory
recovery
rates.
mechanism
investigated,
revealing
significant
potential
nano-functionalized
materials
field
drug
detection
through
sensing.
Advanced Science,
Journal Year:
2024,
Volume and Issue:
11(13)
Published: Jan. 24, 2024
Chiral
CDots
(c-CDots)
not
only
inherit
those
merits
from
but
also
exhibit
chiral
effects
in
optical,
electric,
and
bio-properties.
Therefore,
c-CDots
have
received
significant
interest
a
wide
range
of
research
communities
including
chemistry,
physics,
biology,
device
engineers.
They
already
made
decent
progress
terms
synthesis,
together
with
the
exploration
their
optical
properties
applications.
In
this
review,
chiroptical
chirality
origin
extinction
circular
dichroism
(ECD)
circularly
polarized
luminescence
(CPL)
is
briefly
discussed.
Then,
synthetic
strategies
summarized,
one-pot
post-functionalization
ligands,
assembly
into
architectures
soft
templates.
Afterward,
on
applications
are
elaborated.
Research
domains
such
as
drug
delivery,
bio-
or
chemical
sensing,
regulation
enzyme-like
catalysis,
others
covered.
Finally,
perspective
challenges
associated
strategies,
understanding
chirality,
potential
provided.
This
review
discusses
latest
developments
helps
toward
better
structure-property
relationship
along
respective
Analytical Methods,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
This
study
pioneers
a
sustainable
strategy
for
synthesizing
yellow-emissive
carbon
dots
(Y-CDs)
using
expired
rabeprazole
sodium
tablets,
thereby
transforming
pharmaceutical
waste
into
valuable
nanomaterials.
The Journal of Physical Chemistry Letters,
Journal Year:
2023,
Volume and Issue:
15(1), P. 113 - 120
Published: Dec. 26, 2023
Although
chirality
plays
an
important
role
in
the
natural
world,
it
has
also
attracted
much
scientific
attention
nanotechnology,
particular,
spintronics
and
bioapplications.
Chiral
carbon
dots
(CDs)
are
promising
nanoparticles
for
sensing
bioimaging
since
they
biocompatible,
ecofriendly,
free
from
toxic
elements.
Herein,
green
red
emissive
chiral
CDs
fabricated
via
surface
modification
treatment
of
achiral
at
room
temperature.
After
with
l-cysteine
molecules,
treated
demonstrate
intense
signal
region
200–300
nm
a
dissymmetry
factor
up
to
2.3
×
10–4
high
photoluminescence
quantum
yields
19%
15%
emission
bands,
respectively.
These
preserve
their
different
ion
systems,
such
as
those
pH
changes
or
presence
metal
ions,
along
remarkably
low
cytotoxicity,
making
them
potential
candidates
use
photoluminescent
labels
biological
objects.
