Integration of Functional Materials in Photonic and Optoelectronic Technologies for Advanced Medical Diagnostics
Biosensors,
Journal Year:
2025,
Volume and Issue:
15(1), P. 38 - 38
Published: Jan. 10, 2025
Integrating
functional
materials
with
photonic
and
optoelectronic
technologies
has
revolutionized
medical
diagnostics,
enhancing
imaging
sensing
capabilities.
This
review
provides
a
comprehensive
overview
of
recent
innovations
in
materials,
such
as
quantum
dots,
perovskites,
plasmonic
nanomaterials,
organic
semiconductors,
which
have
been
instrumental
the
development
diagnostic
devices
characterized
by
high
sensitivity,
specificity,
resolution.
Their
unique
optical
properties
enable
real-time
monitoring
biological
processes,
advancing
early
disease
detection
personalized
treatment.
However,
challenges
material
stability,
reproducibility,
scalability,
environmental
sustainability
remain
critical
barriers
to
their
clinical
translation.
Breakthroughs
green
synthesis,
continuous
flow
production,
advanced
surface
engineering
are
addressing
these
limitations,
paving
way
for
next-generation
tools.
article
highlights
transformative
potential
interdisciplinary
research
overcoming
emphasizes
importance
sustainable
scalable
strategies
harnessing
diagnostics.
The
ultimate
goal
is
inspire
further
innovation
field,
enabling
creation
practical,
cost-effective,
environmentally
friendly
solutions.
Language: Английский
Developments in Localized Surface Plasmon Resonance
Michael Mcoyi,
No information about this author
Kelvin Mpofu,
No information about this author
Masindi Sekhwama
No information about this author
et al.
Plasmonics,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 4, 2024
Abstract
Localized
surface
plasmon
resonance
(LSPR)
is
a
nanoscale
phenomenon
associated
with
noble
metal
nanostructures
that
has
long
been
studied
and
gained
considerable
interest
in
recent
years.
These
resonances
produce
sharp
spectral
absorption
scattering
peaks,
along
strong
electromagnetic
near-field
enhancements.
Over
the
past
decade,
advancements
fabrication
of
have
propelled
significant
developments
various
scientific
technological
aspects
LSPR.
One
notable
application
detection
molecular
interactions
near
nanoparticle
surface,
observable
through
shifts
LSPR
peak.
This
document
provides
an
overview
this
sensing
strategy.
Given
broad
expanding
scope
topic,
it
impossible
to
cover
every
aspect
comprehensively
review.
However,
we
aim
outline
major
research
efforts
within
field
review
diverse
array
relevant
literature.
We
will
provide
detailed
summary
physical
principles
underlying
address
some
existing
inconsistencies
nomenclature
used.
Our
discussion
primarily
focus
on
sensors
employ
nanoparticles,
rather
than
those
utilizing
extended,
fabricated
structures.
concentrate
where
acts
as
primary
mode
signal
transduction,
excluding
hybrid
strategies
like
combining
fluorescence.
Additionally,
our
examination
biological
largely
pertain
label-free
methods,
use
nanoparticles
labels
or
means
enhance
efficacy
label.
In
subsequent
section
review,
delve
into
analytical
theory
underpinning
LSPR,
exploring
its
origins
dependency
material
properties
metals
surrounding
refractive
index.
discuss
behavior
both
spherical
spheroidal
particles
elaborate
how
response
varies
particle
ratio.
Further,
detail
fundamentals
nanoparticle-based
sensing.
includes
exploration
single-particle
ensemble
measurements
comparative
analysis
scattering,
absorption,
extinction
phenomena.
The
extend
these
are
applied
practical
scenarios,
highlighting
key
experimental
approaches
measurement
techniques.
Language: Английский
Colorimetric Biosensor for Early Detection of MUC1-Positive Cells Using Aptamer-Conjugated Plasmonic Gold Nanostars
ACS Applied Nano Materials,
Journal Year:
2024,
Volume and Issue:
7(21), P. 24886 - 24896
Published: Oct. 30, 2024
Language: Английский
Optical Properties of Anisotropic Gold Nanoparticles for Solar Light Harvesting and Photo‐Thermoelectric Conversion
Runpeng Miao,
No information about this author
Michael Bissoli,
No information about this author
Vincenzo Amendola
No information about this author
et al.
Advanced Optical Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 30, 2024
Abstract
Gold
nanoparticles
(Au
NPs)
are
renowned
for
their
optical
properties,
nonetheless,
challenges
persist
applications
in
broadband
quantitative
light
harvesting
from
ultraviolet
to
the
near
infrared,
instance
matching
emission
spectrum
of
sunlight.
The
related
limited
spectral
coverage,
low
photothermal
conversion
efficiency,
photostability,
environmental,
and
economic
sustainability
NPs
synthesis.
Here,
properties
spherical
Au
compared
with
two
anisotropic
nanostructures,
aggregated
nanospheres
nanocorals,
purposely
designed
exhibit
absorption.
obtained
by
a
convenient,
green,
scalable
laser
ablation
liquid
procedure,
nanocorals
exhibiting
flat
plasmon
absorption
extending
beyond
2500
nm.
capabilities
these
nanostructures
experimental
numerical
calculations.
Besides,
tested
against
direct
transduction
into
electricity
photo‐thermoelectric
generators
(photo‐TEGs).
In
fact,
efficiency
TEGs
depends
on
presence
steep
temperature
gradient,
achievable
under
illumination
NPs.
This
investigation
guides
optimal
gold
panchromatic
harvesting,
which
finds
relevance
across
diverse
sectors
sunlight
energy
effects
optoelectronics
biomedical
applications.
Language: Английский