Advanced Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 3, 2025
Abstract
This
review
underscores
the
transformative
potential
of
photonic
nanomaterials
in
wearable
health
technologies,
driven
by
increasing
demands
for
personalized
monitoring.
Their
unique
optical
and
physical
properties
enable
rapid,
precise,
sensitive
real‐time
monitoring,
outperforming
conventional
electrical‐based
sensors.
Integrated
into
ultra‐thin,
flexible,
stretchable
formats,
these
materials
enhance
compatibility
with
human
body,
enabling
prolonged
wear,
improved
efficiency,
reduced
power
consumption.
A
comprehensive
exploration
is
provided
integration
devices,
addressing
material
selection,
light‐matter
interaction
principles,
device
assembly
strategies.
The
highlights
critical
elements
such
as
form
factors,
sensing
modalities,
data
communication,
representative
examples
skin
patches
contact
lenses.
These
devices
precise
monitoring
management
biomarkers
diseases
or
biological
responses.
Furthermore,
advancements
approaches
have
paved
way
continuum
care
systems
combining
multifunctional
sensors
therapeutic
drug
delivery
mechanisms.
To
overcome
existing
barriers,
this
outlines
strategies
design,
engineering,
system
integration,
machine
learning
to
inspire
innovation
accelerate
adoption
next‐generation
health,
showcasing
their
versatility
digital
applications.
Carbon
dots
(CDs),
comprising
crystalline
graphitized
carbon
cores
and
polymer
surface
groups,
are
currently
attracting
a
lot
of
interest
in
biological
fields
owing
to
their
fluorescent
properties,
high
photostability,
biocompatibility
low
toxicity.
In
addition,
the
easy
preparation
functionalization
CDs
stimulate
development
CDs‐based
composite
materials
with
specific
functions.
Presently,
applications
growing
at
remarkable
speed,
justifying
need
for
up‐to‐date
review
articles
that
capture
recent
progress
this
blossoming
field.
review,
breakthroughs
synthesis,
modification,
optical
toxicology
biocatalytic
platforms
described.
Further,
research
related
bioimaging,
biosensing,
drug
delivery,
antibacterial,
anticancer
(photothermal
therapy,
photodynamic
therapy
synergistic
therapy)
antiviral
therapies
involving
discussed
detail.
Finally,
perspective
on
prospects
challenges
biomedicine
biotechnology
is
provided.
Carbon Trends,
Год журнала:
2023,
Номер
12, С. 100276 - 100276
Опубликована: Июнь 8, 2023
Carbon
dots
(CDs)
refer
to
a
class
of
carbon-based
nanoparticles
with
various
subgroups
based
on
their
crystallinity
and
morphology.
CDs
offer
tuneable
physical,
chemical,
optical
properties,
which
can
be
controlled
using
simple
one-pot
synthesis
techniques.
In
addition,
non-toxicity,
biocompatibility,
chemical
physical
responsiveness,
resistance
photo-
chemical-bleaching
low
cost
pave
the
way
wide
range
applications.
The
achieved
via
two
approaches:
(i)
top-down
methods,
(ii)
bottom-up
methods.
These
approaches
designed
generate
intended
structures
specific
band
gap,
hetero-atom
doping,
functionality.
Further
ongoing
research
enables
us
understand
relationship
between
structural
properties
CDs.
photoluminescence
depends
parameters
including
starting
materials,
surface
states,
heteroatom
doping
etc.
Herein,
we
review
such
as
optical,
resulting
from
particles
design.
Also,
proposed
applications
biomedicine,
light
emitting
diodes,
anticounterfeiting,
sensing
are
presented,
where
main
challenges
in
strategies
overcome
these
introduced.
Advanced Materials,
Год журнала:
2021,
Номер
33(49)
Опубликована: Окт. 13, 2021
As
one
of
the
most
promising
fluorescent
nanomaterials,
fluorescence
carbon
dots
(CDs)
in
solution
is
extensively
studied.
Nevertheless,
synthesis
multicolor
solid-state
(SSF)
CDs
rarely
reported.
Herein,
with
aggregation-induced
emission
are
prepared
using
amine
molecules,
all
them
exhibiting
dual
at
480
nm
(Em-1)
and
580-620
(Em-2),
which
related
to
SS
bonds
dithiosalicylic
acid
conjugated
structure
attached
CO/CN
bonds,
respectively.
a
strong
electron-withdrawing
group,
increase
CN
content
makes
dual-fluorescent
groups
on
surface
produce
push
pull
electrons,
determines
intramolecular
charge
transfer
(ICT)
between
double
emission.
With
from
35.6%
58.4%,
ICT
efficiency
increases
8.71%
45.94%,
changing
green
red.
The
causes
quantum
yield
enhancement
by
nearly
five
times
redshift
peak.
Finally,
based
luminescence
properties
induced
aggregation
CDs,
pattern
encryption
white-LED
devices
realized.
Based
fat
solubility
ultraviolet
absorption
characteristics
fingerprint
detection
leaf
anti-UV
hazards
applied.
Carbon
dots
(CDs)
represent
a
recently
emerged
class
of
luminescent
materials
with
great
potential
for
biomedical
theranostics,
and
there
are
lot
efforts
to
shift
their
absorption
emission
toward
deep-red
(DR)
near-infrared
(NIR)
region
falling
in
the
biological
transparency
window.
This
review
offers
comprehensive
insights
into
synthesis
strategies
aimed
achieve
this
goal,
current
approaches
modulating
optical
properties
CDs
over
DR
NIR
region.
The
underlying
mechanisms
absorption,
photoluminescence,
chemiluminescence,
as
well
related
photophysical
processes
photothermal
conversion
formation
reactive
oxygen
species
considered.
already
available
applications
CDs,
such
photoacoustic
imaging
therapy,
photodynamic
use
bioimaging
agents
drug
carriers
then
shortly
summarized.
Advanced Materials,
Год журнала:
2022,
Номер
34(19)
Опубликована: Март 16, 2022
Due
to
the
adverse
effects
of
erythropoietin
(EPO)
on
cancer
patient
survival,
it
is
necessary
develop
new
agents
that
can
be
used
efficiently
manage
and
treat
cancer-related
anemia.
In
this
study,
novel
distinctive
carbon
dots,
J-CDs,
derived
from
jujube
are
designed,
synthesized,
characterized.
Based
obtained
results,
material
comprises
sp2
sp3
atoms,
as
well
oxygen/nitrogen-based
groups,
specifically
promotes
proliferation
erythroid
cells
by
stimulating
self-renewal
progenitor
in
vitro
vivo.
Moreover,
J-CDs
have
no
discernible
tumor
metastasis,
unlike
EPO.
Transcriptome
profiling
suggests
upregulate
molecules
involved
hypoxia
response,
they
also
significantly
increase
phosphorylation
levels
STAT5,
major
transducer
signals
for
cell
proliferation.
Overall,
study
demonstrates
effectively
promote
erythrocyte
production
without
affecting
metastasis;
thus,
may
promising
treatment
