Advanced Materials,
Год журнала:
2022,
Номер
34(38)
Опубликована: Май 18, 2022
Abstract
Globally,
liver
cancer,
which
is
one
of
the
major
cancers
worldwide,
has
attracted
growing
attention
technological
researchers
for
its
high
mortality
and
limited
treatment
options.
Hydrogels
are
soft
3D
network
materials
containing
a
large
number
hydrophilic
monomers.
By
adding
moieties
such
as
nitrobenzyl
groups
to
structure
cross‐linked
nanocomposite
hydrogel,
click
reaction
improves
drug‐release
efficiency
in
vivo,
survival
rate
prolongs
time
cancer
patients.
The
application
hydrogel
drug
delivery
system
can
not
only
enrich
concentration
at
tumor
site
long
but
also
effectively
prevents
distant
metastasis
residual
cells.
At
present,
researches
have
been
working
toward
construction
responsive
systems,
there
few
comprehensive
articles
systematically
summarize
these
discoveries.
Here,
this
systematic
review
summarizes
synthesis
methods
related
applications
hydrogels
with
actions
external
or
internal
physiological
stimuli.
With
different
physical
chemical
stimuli,
structural
unit
rearrangement
controlled
release
drugs
be
used
states.
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
Abstract
Carbon
dots
(CDs)
possess
outstanding
luminescence
properties,
making
them
widely
used
in
optical
displays,
anti‐counterfeiting
systems,
bioimaging,
and
sensors.
Presently,
there
is
much
debate
about
the
classification
of
CDs,
as
well
their
formation
process,
structure,
fluorescence
mechanisms.
Aggregation
plays
an
important
role
(e.g.,
aggregation‐induced
emission)
yet
seldom
studied
detail.
This
review
aims
fill
this
knowledge
gap,
by
first
exploring
how
aggregation
leads
to
different
types
CDs
graphene
quantum
dots,
carbon
carbonized
polymer
dots),
followed
a
detailed
examination
effect
morphology
on
properties
application
CDs.
Finally,
opportunities
challenges
for
various
applications
are
discussed,
with
need
better
mechanistic
understanding
being
imperative.
Abstract
Optical
information
encryption
and
safety
have
aroused
great
attention
since
they
are
closely
correlated
to
data
protection
safety.
The
development
of
multiple
stimuli‐response
optical
materials
for
constructing
large‐capacity
is
very
important
practical
applications.
Carbon
dots
(CDs)
many
gratifying
merits,
such
as
polychromatic
emission,
diverse
luminous
categories,
stable
physicochemical
properties,
considered
one
the
most
ideal
candidates
protection.
Herein,
carbon
core,
functional
groups,
solvents,
other
crucial
factors
reviewed
outputting
emission
categories.
In
particular,
substrate
engineering
strategies
been
emphasized
their
critical
role
in
yielding
excellent
features
High‐capacity
by
relying
on
rich
properties
CDs,
categories
fluorescence,
afterglow,
upconversion,
well
external‐stimuli‐assisted
changes.
Some
perspectives
preparing
CDs
further
developing
security
proposed.
This
review
provides
a
good
reference
manipulation
next‐generation
Abstract
The
emergence
and
global
spread
of
bacterial
resistance
to
conventionally
used
antibiotics
have
highlighted
the
urgent
need
for
new
antimicrobial
agents
that
might
replace
antibiotics.
Currently,
nanomaterials
hold
considerable
promise
as
in
anti‐inflammatory
therapy.
Due
their
distinctive
functional
physicochemical
characteristics
exceptional
biocompatibility,
carbon
dots
(CDs)‐based
composites
attracted
a
lot
attention
context
these
nanomaterials.
Here,
thorough
assessment
current
developments
field
CDs‐based
is
provided,
starting
with
brief
explanation
general
synthesis
procedures,
categorization,
composites.
many
processes
driving
antibacterial
action
are
then
thoroughly
described,
including
physical
destruction,
oxidative
stress,
incorporation
agents.
Finally,
obstacles
now
suffer
combating
infectious
diseases
outlined
investigated,
along
potential
applications
As
emerging
carbon‐based
nanomaterials,
carbon
dots
(CDs)
are
widely
studied
with
regard
to
their
luminescent
properties.
CDs
obtained
by
the
bottom‐up
method
exhibit
polymeric
characteristics
after
crosslinking,
polymerization,
and
incomplete
carbonization
processes,
herein
referred
as
carbonized
polymer
(CPDs).
In
recent
years,
large
progress
has
been
achieved
on
room‐temperature
phosphorescence
(RTP)
properties
of
CPDs.
The
developments
synthesis
strategies
for
RTP
CPD
materials
reviewed.
However,
less
attention
devoted
influence
structures
materials.
Polymer
a
common
feature
extensive
key
factors
facilitating
Herein,
effects
emission
self‐protective
matrix‐assisted
discussed.
It
is
considered
that
can
effectively
immobilize
subluminophores
protect
triplet
excited
states
facilitate
crosslink‐enhanced
(CEE)
effect
proposed
further
explain
materials,
which
provide
an
effective
strategy
Benefiting
from
CEE
effect,
efficient
be
applications
then
briefly
summarized.
Journal of Materials Chemistry A,
Год журнала:
2023,
Номер
11(6), С. 2679 - 2689
Опубликована: Янв. 1, 2023
This
work
presents
red
emissive
CDs
as
a
promising
fluorescent
sensor
with
excellent
photostability,
high
fluorescence
quantum
yield,
and
negligible
cytotoxicity
for
real-time
sensing
visualizing
polarity
changes
in
mitochondria
lysosomes.
Frontiers in Bioengineering and Biotechnology,
Год журнала:
2024,
Номер
11
Опубликована: Янв. 22, 2024
Carbon
quantum
dots
(CQDs)
are
gaining
a
lot
more
attention
than
traditional
semiconductor
owing
to
their
intrinsic
fluorescence
property,
chemical
inertness,
biocompatibility,
non-toxicity,
and
simple
inexpensive
synthetic
route
of
preparation.
These
properties
allow
CQDs
be
utilized
for
broad
range
applications
in
various
fields
scientific
research
including
biomedical
sciences,
particularly
bioimaging
biomedicines.
promising
choice
advanced
nanomaterials
biomedicines
unique
chemical,
physical,
optical
properties.
doped
with
hetero
atom,
or
polymer
composite
materials
extremely
advantageous
biochemical,
biological,
since
they
easy
prepare,
biocompatible,
have
beneficial
This
type
CQD
is
highly
useful
phototherapy,
gene
therapy,
medication
delivery,
bioimaging.
review
explores
the
biomedicine,
highlighting
recent
advancements
future
possibilities
increase
interest
numerous
advantages
therapeutic
applications.
