Asia-Pacific Journal of Chemical Engineering,
Год журнала:
2024,
Номер
unknown
Опубликована: Сен. 15, 2024
Abstract
N‐S
co‐doped
magnetic
biochar
(NSMBC)
was
synthesized
by
a
two‐step
pyrolysis
technique
and
used
for
the
degradation
of
tetracycline
(TC)
activated
persulfate
(peroxomonosulfate
[PMS]).
Batch
experiments
showed
that
temperature
doping
ratio
affected
catalytic
performance
NSMBC.
The
rate
TC
in
NSMBC/PMS
system
prepared
at
350°C
with
33%
up
to
94.50%,
exhibited
strong
pH
adaptability
resistance
environmental
interference.
results
free
radical
burst
electron
paramagnetic
resonance
(EPR)
spectroscopy
indicated
pathway
(SO
4
•−
)
degradation.
In
addition,
NSMBC
has
good
stability
excellent
properties
favorable
separation
recovery.
This
study
not
only
provides
new
idea
synthesis
efficient
stable
catalysts
but
also
green
resourceization
pomelo
peel
waste.
Molecules,
Год журнала:
2025,
Номер
30(4), С. 774 - 774
Опубликована: Фев. 7, 2025
Carbon
dots
(CDs),
a
versatile
class
of
fluorescent
carbon-based
nanomaterials,
have
attracted
widespread
attention
due
to
their
exceptional
optical
properties,
biocompatibility,
and
cost-effectiveness.
Their
applications
span
biomedicine,
optoelectronics,
smart
food
packaging,
yet
large-scale
synthesis
remains
significant
challenge.
This
review
categorizes
methods
into
liquid-phase
(hydrothermal/solvothermal,
microwave-assisted,
magnetic
hyperthermia,
aldol
condensation
polymerization),
gas-phase
(plasma
synthesis),
solid-phase
(pyrolysis,
oxidation/carbonization,
ball
milling),
emerging
techniques
(microfluidic,
ultrasonic,
molten-salt).
Notably,
microwave-assisted
solid-state
show
promise
for
industrial
production
scalability
efficiency.
Despite
these
advances,
challenges
persist
in
optimizing
reproducibility,
reducing
energy
consumption,
developing
purification
quality
control
strategies.
Addressing
issues
will
be
critical
transitioning
CDs
from
laboratory
research
real-world
applications.
Nanoscale Advances,
Год журнала:
2023,
Номер
5(21), С. 5717 - 5765
Опубликована: Янв. 1, 2023
Red
emitting
fluorescent
carbon
nanomaterials
have
drawn
significant
scientific
interest
in
recent
years
due
to
their
high
quantum
yield,
water-dispersibility,
photostability,
biocompatibility,
ease
of
surface
functionalization,
low
cost
and
eco-friendliness.
The
red
emissive
characteristics
generally
depend
on
the
source,
reaction
time,
synthetic
approach/methodology,
functional
groups,
average
size,
other
environments,
which
directly
or
indirectly
help
achieve
emission.
importance
several
factors
is
highlighted
this
review.
Numerous
plausible
theories
been
explained
detail
understand
origin
fluorescence
tunable
emission
these
carbon-based
nanostructures.
above
advantages
region
make
them
a
potential
candidate
for
multifunctional
applications
various
current
fields.
Therefore,
review
focused
advances
synthesis
approach,
mechanism
fluorescence,
electronic
optical
properties
red-emitting
nanomaterials.
This
also
explains
innovative
such
as
biomedicine,
light-emitting
devices,
sensing,
photocatalysis,
energy,
anticounterfeiting,
silk,
artificial
photosynthesis,
Materials Today Bio,
Год журнала:
2025,
Номер
32, С. 101711 - 101711
Опубликована: Март 27, 2025
Developing
and
utilizing
effective
local
antimicrobial
agents
can
help
treat
periodontitis
while
minimizing
the
risks
associated
with
systemic
antibiotic
use.
Recent
studies
have
shown
that
mucosal
adhesion
properties
of
hydrogels
play
a
potential
role
in
treatment
periodontitis.
The
hydrogel
improve
contact
retention
time
drugs
periodontal
pocket.
Through
mucosa,
it
interacts
mucin
coating
surface
epithelium
teeth
to
form
specific
interface
force.
exhibits
strong
(adhesion
strength:
5-6
N/cm2)
prolonged
pockets
(≥6
h),
enabling
sustained
drug
release
through
dynamic
sol-gel
transitions
triggered
by
pH
reactive
oxygen
species
(ROS).
This
design
overcomes
limitations
poor
mechanical
stability
conventional
formulations.
balance
oral
microbiota
plays
an
important
maintaining
health.
Probiotics,
colonizing
cavity,
transform
infected
site
from
environment
rich
inflammatory
cytokines
more
benign
environment,
inhibit
harmful
pathogenic
microorganisms,
contribute
overall
Microenvironment
sensitive
perform
sol
gel
transformation
situ,
accurately
control
when
exposed
various
stimuli
(such
as
temperature
change,
light,
species,
etc.).
Oral
probiotics
anti-inflammatory
are
encapsulated
proliferation
pathogens
planting
mouth
producing
metabolites,
effectively
preventing
treating
diseases.
Materials Chemistry Frontiers,
Год журнала:
2023,
Номер
8(4), С. 930 - 955
Опубликована: Дек. 7, 2023
This
review
mainly
summarizes
the
research
advances
in
synthetic
strategies,
optical
properties,
and
biomedical
applications
of
red-emissive
carbon
dots
recent
years.
Advanced Healthcare Materials,
Год журнала:
2024,
Номер
13(29)
Опубликована: Июль 22, 2024
Reactive
oxygen
species
(ROS),
as
metabolic
byproducts,
play
pivotal
role
in
physiological
and
pathological
processes.
Recently,
studies
on
the
regulation
of
ROS
levels
for
disease
treatments
have
attracted
extensive
attention,
mainly
involving
ROS-induced
toxicity
therapy
mediated
by
producers
antioxidant
scavengers.
Nanotechnology
advancements
led
to
development
numerous
nanomaterials
with
ROS-modulating
capabilities,
among
which
carbon
dots
(CDs)
standing
out
noteworthy
nanomedicines
own
their
distinctive
physicochemical
properties,
high
stability,
excellent
biocompatibility.
Despite
progress
treating
ROS-related
diseases
based
CDs,
critical
issues
such
rational
design
principles
remain
underexplored.
The
primary
cause
these
may
stem
from
intricate
amalgamation
core
structure,
defects,
surface
states,
inherent
poses
challenges
establishing
a
consistent
generalization.
This
review
succinctly
summarizes
recently
ROS-modulated
approaches
using
CDs
treatment.
Specifically,
it
investigates
established
therapeutic
strategies
CDs-regulated
ROS,
emphasizing
interplay
between
intrinsic
structure
generation
or
scavenging
ability.
conclusion
raises
several
unresolved
key
scientific
prominent
technological
bottlenecks,
explores
future
perspectives
comprehensive
CDs-based
therapy.
Nano Letters,
Год журнала:
2024,
Номер
24(31), С. 9675 - 9682
Опубликована: Июль 26, 2024
Feeding
silkworms
with
functional
materials
as
additives
to
produce
naturally
modified
silk
is
a
facile,
diverse,
controllable,
and
environmentally
friendly
method
low
cost
of
time
investment.
Among
various
additives,
carbon
dots
(CDs)
show
unique
advantages
due
their
excellent
biocompatibility
fluorescence
stability.
Here,
new
type
green
fluorescent
(G-CDs)
synthesized
high
oil–water
partition
ratio
147,
isoelectric
point
5.16,
an
absolute
quantum
yield
71%,
critically
controlled
surface
states.
After
feeding
G-CDs,
the
weave
light
yellow
cocoons
whose
visible
naked
eye
under
UV
light.
The
luminous
sewn
onto
cloth
create
striking
patterns
beautiful
fluorescence.
Such
G-CDs
have
no
adverse
effect
on
survival
rate
life
cycle
enable
whole
bodies
glow
Based
strong
fluorescence,
chemical
stability,
biological
safety,
are
found
in
digestive
tracts,
glands,
feces,
cocoons,
even
moth
bodies.
accumulate
posterior
glands
where
fibroin
protein
secreted,
indicating
its
stronger
combination
than
sericin,
which
meets
requirements
for
practical
applications.
