Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 10, 2024
Abstract
The
newly
emerged
organic
photoelectrochemical
transistor
(OPECT)
has
been
demonstrated
promising
in
diverse
sectors,
yet
its
underlying
operation
rationale
remains
largely
unexplored
due
to
short
development
time.
Color,
arising
from
the
light‐matter
interactions,
is
ubiquitous
nature.
Here
concept
of
color‐gated
OPECT
biodetection
based
on
a
nanocomposite
hydrogel
proposed
and
devised,
which
exemplified
by
automatic
color
change
Pt
nanocubes
(NCs)‐encapsulated
with
Ag
+
‐responsiveness.
Linking
sandwich
immunorecognition
labeled
silver
nanoparticles
(Ag
NPs),
chemical
etching‐released
can
sensitively
affect
NCs‐catalyzed
conversion
o‐phenylenediamine,
leading
thus
altered
gating
characteristics.
This
study
features
expected
catalyze
new
category
advanced
“colored”
optobioelectronics,
given
rich
light‐matter‐bio
interactions.
Chemosensors,
Journal Year:
2025,
Volume and Issue:
13(3), P. 112 - 112
Published: March 19, 2025
The
increasing
prevalence
of
pathogen
outbreaks
underscores
the
urgent
need
for
rapid,
accurate,
and
cost-effective
diagnostic
tools.
Colorimetric
detection
has
gained
significant
attention
among
available
techniques
due
to
its
simplicity,
portability,
potential
point-of-care
applications.
nanomaterial-based
colorimetric
field
continues
evolve,
with
innovations
focusing
on
improving
sensitivity,
specificity,
robustness,
cost-effectiveness,
friendly
analysis.
Additionally,
efforts
address
limitations,
such
as
stability
environmental
impact,
pave
way
more
sustainable
reliable
solutions.
This
review
highlights
recent
advances
in
nanomaterials
last
five
years.
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 10, 2024
Abstract
The
newly
emerged
organic
photoelectrochemical
transistor
(OPECT)
has
been
demonstrated
promising
in
diverse
sectors,
yet
its
underlying
operation
rationale
remains
largely
unexplored
due
to
short
development
time.
Color,
arising
from
the
light‐matter
interactions,
is
ubiquitous
nature.
Here
concept
of
color‐gated
OPECT
biodetection
based
on
a
nanocomposite
hydrogel
proposed
and
devised,
which
exemplified
by
automatic
color
change
Pt
nanocubes
(NCs)‐encapsulated
with
Ag
+
‐responsiveness.
Linking
sandwich
immunorecognition
labeled
silver
nanoparticles
(Ag
NPs),
chemical
etching‐released
can
sensitively
affect
NCs‐catalyzed
conversion
o‐phenylenediamine,
leading
thus
altered
gating
characteristics.
This
study
features
expected
catalyze
new
category
advanced
“colored”
optobioelectronics,
given
rich
light‐matter‐bio
interactions.
