Journal of Nanobiotechnology,
Год журнала:
2023,
Номер
21(1)
Опубликована: Фев. 23, 2023
Acute
kidney
injury
(AKI)
refers
to
a
tricky
clinical
disease,
known
by
its
high
morbidity
and
mortality,
with
no
real
specific
medicine
for
AKI.
The
carbonization
product
from
Pollen
Typhae
(i.e.,
Pu-huang
in
China)
has
been
extensively
employed
clinic,
it
is
capable
of
relieving
the
renal
damage
other
diseases
China
since
acient
times.Inspired
process
Traditional
Chinese
Medicine
(TCM),
novel
species
carbon
dots
derived
(PT-CDs)
was
separated
then
collected
using
one-pot
pyrolysis
method.
as-prepared
PT-CDs
(4.85
±
2.06
nm)
negative
charge
abundant
oxygenated
groups
exhibited
solubility,
they
were
stable
water.
Moreover,
rhabdomyolysis
(RM)-induced
AKI
rat
model
used,
first
demonstrated
that
had
significant
activity
improving
level
BUN
CRE,
urine
volume
index,
histopathological
morphology
RM-induced
rats.
It
noteworthy
interventions
significantly
reduced
degree
inflammatory
reaction
oxidative
stress,
which
may
be
correlated
basial
potential
mechanism
anti-AKI
activities.
Furthermore,
cytotoxicity
assay
biosafety
evaluation
biocompatibility
PT-CDs.This
study
offers
strategy
based
on
suggests
related
candidate
applications.
Chemical Reviews,
Год журнала:
2023,
Номер
123(18), С. 11047 - 11136
Опубликована: Сен. 7, 2023
Advances
in
nanotechnology
and
nanomaterials
have
attracted
considerable
interest
play
key
roles
scientific
innovations
diverse
fields.
In
particular,
increased
attention
has
been
focused
on
carbon-based
exhibiting
extended
structures
unique
properties.
Among
these
materials,
zero-dimensional
structures,
including
fullerenes,
carbon
nano-onions,
nanodiamonds,
dots,
possess
excellent
bioaffinities
superior
fluorescence
properties
that
make
suitable
for
application
to
environmental
biological
sensing,
imaging,
therapeutics.
This
review
provides
a
systematic
overview
of
the
classification
structural
properties,
design
principles
preparation
methods,
optical
sensing
applications
nanomaterials.
Recent
interesting
breakthroughs
sensitive
selective
imaging
heavy
metal
pollutants,
hazardous
substances,
bioactive
molecules
as
well
information
encryption,
super-resolution
photoacoustic
phototherapy
nanomedicine
delivery
are
main
focus
this
review.
Finally,
future
challenges
prospects
materials
highlighted
envisaged.
presents
comprehensive
basis
directions
designing,
developing,
applying
fascinating
fluorescent
sensors
fabricated
based
specific
requirements
numerous
research
Advanced Materials,
Год журнала:
2023,
Номер
35(20)
Опубликована: Март 9, 2023
Thermally
activated
delayed
fluorescence
(TADF)
materials,
which
can
harvest
both
singlet
and
triplet
excitons
for
high-efficiency
emission,
have
attracted
widespread
concern
their
enormous
applications.
Nevertheless,
luminescence
thermal
quenching
severely
limits
the
efficiency
operating
stability
in
TADF
materials
devices
at
high
temperature.
Herein,
a
surface
engineering
strategy
is
adopted
to
obtain
unique
carbon
dots
(CDs)-based
thermally
enhanced
with
≈250%
enhancement
from
273
343
K
via
incorporating
seed
CDs
into
ionic
crystal
network.
The
rigid
network
simultaneously
boost
reverse
intersystem
crossing
process
enhancing
spin-orbit
coupling
between
states
suppressing
non-radiative
transition
rate,
contributing
character.
Benefiting
efficient
energy
transfer
of
phosphorescence
center
CDs,
emission
≈600
nm
displays
long
lifetime
up
109.6
ms,
outperforming
other
red
organic
materials.
Thanks
variable
decay
rates
centers,
time
temperature-dependent
color
has
been
first
realized
CDs-based
time-/temperature-dependent
one
material
system
offer
new
opportunities
information
protection
processing.
SmartMat,
Год журнала:
2022,
Номер
3(2), С. 337 - 348
Опубликована: Июнь 1, 2022
Abstract
Currently,
there
is
a
strong
drive
to
discover
alternative
materials
that
exhibit
room‐temperature
phosphorescence
(RTP)
for
displays,
bioimaging,
and
data
security.
Ideally,
these
should
be
nontoxic,
cheap,
possess
controllable
photoluminescent
properties.
Carbon
dots
(CDs)
each
of
characteristics,
but
date,
less
attention
has
been
paid
their
RTP
mechanism.
Herein,
we
synthesized
series
CDs
by
self‐crosslinking
carbonization
precursor.
The
resultant
were
luminescent
exhibited
bright,
micro‐second
afterglow
lifetime.
To
increase
the
RTP,
second
microwave
processing
step
was
used
coat
with
polyvinyl
alcohol
(PVA),
polyacrylamide
(PAM),
or
tetraethyl
orthosilicate
(TEOS),
producing
CDs@PVA,
CDs@PAM,
CDs@TEOS
composites.
core–shell
structure
acted
enhance
crosslinking
at
surface
boost
creating
abundant
energy
levels
intersystem
crossover.
In
situ
X‐ray
photoelectron
spectroscopy
verified
electron
transfer
during
luminescence.
Finally,
present
design
rule
can
tune
quantum
yields
lifetime
CDs,
based
on
effective
stabilization
triplet
excited
states
through
extent
strength
cross‐linking.
This
simple
strategy
provides
flexible
route
guiding
further
development
tailored
properties
various
applications.
ACS Sensors,
Год журнала:
2023,
Номер
8(2), С. 884 - 892
Опубликована: Янв. 19, 2023
The
development
of
an
instrument-free,
on-site,
real-time,
sensitive,
and
visualized
fluoride-ion
(F–)
content
rapid
detection
strategy
is
crucial
to
ensuring
the
health
population.
Smart
microdevices
that
are
portable,
directly
read,
easy
operate
have
recently
attracted
much
attention.
Herein,
a
ratiometric
fluorescent
probe
(AA-CDs@[Ru(bpy)3]2+)-based
smartphone
sensing
platform
was
developed
for
F–.
red
ruthenium
bipyridine
[Ru(bpy)3]2+
molecule
chosen
as
reference
signal,
carbon
dots
(AA-CDs)
with
Al3+
aggregation-induced
enhanced
emission
(AIE)
were
designed
response
signal.
fluorescence
changed
continuously
from
cyan
in
different
concentrations
F–,
red–green–blue
(RGB)
channel
values
image
extracted
through
color
recognition
application
(APP).
There
linear
relationship
between
blue–red
(B/R)
ratio
F–
concentration,
limit
(LOD)
1.53
μM,
far
below
allowable
drinking
water
prescribed
by
World
Health
Organization.
rapidly
detected
on-site
satisfactory
repeatability
relative
standard
deviation
using
several
toothpaste
samples
real
sample.
features
low
cost,
portability,
operation,
good
stability,
selectivity,
repeatability,
which
provides
powerful
tool
visual
quantitative
smartphone-based
microsensing
platforms
possibly
fields
environmental
protection,
diagnosis,
food
safety
assessment.
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
