Particle & Particle Systems Characterization,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 14, 2024
Abstract
Graphene
quantum
dots
are
a
subclass
of
graphene‐based
materials
that
exhibit
unique
properties
due
to
their
nanoscale
size
and
confinement
effects.
Discovered
in
the
early
21st
century,
these
zero‐dimensional
carbon
nanomaterials
have
rapidly
become
important
nanotechnology
research
diverse
applications.
In
recent
years,
medical
community
has
been
greatly
benefited
from
materials,
significantly
enhancing
human
health
well‐being
with
theranostic
approaches.
The
present
review
explores
various
applications
graphene
diagnostic
therapeutic,
unraveling
potential
contributions
advancing
healthcare.
Furthermore,
this
elucidates
synthesis
methods
utilized
for
dots,
encompassing
range
top‐down
bottom‐up
Next,
fundamental
including
structural,
optical,
electrical
make
them
potent
nanomaterial
use
healthcare
elucidated
enhanced
reader
comprehension.
Additionally,
opportunities
challenges
ahead,
offering
valuable
insights
help
scientific
strategically
expand
dot‐based
advanced
Environmental Quality Management,
Journal Year:
2024,
Volume and Issue:
34(2)
Published: Nov. 26, 2024
ABSTRACT
The
increasing
emphasis
on
environmental
sustainability
and
the
need
for
eco‐friendly
solutions
has
intensified
interest
in
bio‐fabricated
titanium
dioxide
(TiO
2
)
nanoparticles
due
to
their
unique
properties
versatile
applications.
This
review
provides
a
comprehensive
insight
into
synthesis
of
TiO
using
various
biological
sources,
including
plants
microorganisms,
highlighting
advantages
green
methods
over
conventional
techniques.
antimicrobial
activity
against
range
pathogens,
Escherichia
coli,
Bacillus
subtilis
,
opportunistic
species
Staphylococcus,
Teschovirus
A,
Trichoderma,
Candida
albicans
been
examined
scripted
research
papers,
along
with
underlying
mechanisms
that
contribute
efficacy.
Additionally,
potential
cancer
therapy
is
explored,
focusing
ability
induce
apoptosis
cells
applications
photodynamic
therapy.
Furthermore,
discussion
nanoparticles,
role
wastewater
treatment,
air
purification,
as
photocatalysts
degradation
organic
pollutants,
agriculture,
energy
production,
electronic
sensing
emphasized
its
importance
maintaining
sustainability.
By
elucidating
multifaceted
roles
this
study
underscores
promising
alternative
healthcare
management,
paving
way
future
nanotechnology.
Recent Progress in Materials,
Journal Year:
2025,
Volume and Issue:
07(01), P. 1 - 32
Published: Feb. 18, 2025
The
generation
of
non-classical
light
with
improved
performances
within
tiny
sizes,
intervals
lengths,
and
diameters
is
still
a
challenge.
variable
wavelengths
associated
different
frequencies
energy
modes
produced
from
new
sources
emitters
confined
scales
the
Quantum
to
Nano-and
Micro-scales
are
high
impact.
It
noted
here
that
concept
related
electronics
photonics
interactions
topological
matter
constitutions
could
be
tuned
by
use
optical
carbon-based
active
materials.
When
below
Nanoscale,
other
phenomena
involved
where
Optics
present.
In
this
regard,
there
lot
materials
achieve
these
types
sources.
However,
not
so
many
organic
based
This
does
originate
electron
density,
potential
tuning
their
properties
due
carbon
incorporation
varied
chemical
structures
interesting
optoelectronic
properties.
These
logically
on
electronic
configuration
orbitals
involved.
Therefore,
Carbon-based
Nanomaterials
achieved
impact
Nano-Optical
emitters.
context,
Carbon
dots,
Laser
dyes,
Dots
appeared
interest
for
Optoelectronics
developments
contemplating
fundamental
studies
applications.
Thus,
Graphene
showed
Optical
perspectives
dots
in
homogeneous
distributions
well-organized
controlled
spatially
sizes.
Both
characteristics
easily
found
For
reason
short
Review
Dot
presented
classical
trends
synthesis
open
further
discussion
toward
targeted
fine
modifications
quantum
coupling,
electromagnetisms,
photon
conductions,
as
well
photonics,
plasmonics,
such
phonons,
polaritons,
bosons,
excitons,
electromagnetic
fields,
magnetism,
Qbits,
quarks,
etc.
manner,
coupling
was
always
considered
Research,
showing
waves
were
under
focus
analysis
show
demonstrate
enhanced
interferences
interactions.
intends
progress.
Small,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 10, 2025
Abstract
Copper
ions
are
regarded
as
a
double‐edged
sword
since
it
plays
crucial
role
in
biological
functions
but
can
also
induce
various
severe
diseases
at
imbalanced
levels.
However,
conventional
methods
for
quantifying
copper
ion
(Cu
2+
)
levels
often
encounter
complicated
preparation
procedures
and
interference
from
other
substances.
This
study
describes
the
one‐pot
microwave
synthesis
of
sulfur‐doped
carbon
dot
(S_HICA)
highly
selective
sensitive
fluorescent
probe
Cu
detection
systems.
S_HICA
demonstrates
improved
fluorescence
properties
such
increased
intensity
red‐shifted
emission
wavelength
compared
to
dots
without
sulfur
(HICA),
exhibits
outstanding
selectivity
through
quenching
effect.
In
vitro
ex
vivo
experiments
performed
validate
S_HICA,
revealing
that
has
remarkable
biocompatibility,
stability,
tolerance
varying
pH
presents
significant
potential
detecting
with
elevated
sensitivity
selectivity,
well
advancement
enhanced
diagnostic
tools
monitor
copper‐related
disorders
real
time.
