Nanoscale Horizons,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
Block
copolymer
self-assembly
enables
precise
thin-film
materials
architectures
on
electrodes
for
nanopore
blockage-based
electrochemical
DNA
detection.
This
scalable
method
achieves
30
fM
sensitivity
in
under
20
minutes,
advancing
portable
and
accurate
biosensing
technologies.
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Aug. 9, 2024
Abstract
Biological‐machine
interface
(BMI)
devices
represent
a
significant
step
toward
adaptive
and
cognitive
technologies.
However,
current
BMI
emphasize
the
analysis
of
electrophysiology
often
overlook
chemical
information
neurotransmitters
in
process
signaling
between
neurons.
To
bridge
this
gap,
light‐gated
artificial
postsynaptic
membrane
(APM)
is
introduced,
capable
reading
dopamine
(DA)
released
from
rat
pheochromocytoma
cells
regulate
neural
signal
transmission.
Like
biological
membrane,
APM
porous
functionalized
by
DA‐specific
aptamers
azobenzene
(Azo)
molecules
different
regions.
Azo
act
as
light‐responsive
trigger
that
controls
DA
release,
while
capture
DA,
which
converts
its
concentration
into
an
ionic
signal.
By
light‐enhanced
responses
to
exocytosis
(PC12)
cells,
confirms
ability
communicate
with
systems,
lays
foundation
for
developing
biological‐machine
interaction
systems
more
advanced
functionalities.
ACS Nano,
Journal Year:
2024,
Volume and Issue:
18(35), P. 24581 - 24590
Published: Aug. 13, 2024
Nanofluidic
ionic
and
molecular
transport
through
atomically
thin
nanopore
membranes
attracts
broad
research
interest
from
both
scientific
industrial
communities
for
environmental,
healthcare,
energy-related
technologies.
To
mimic
the
biological
ion
pumping
functions,
recently,
light-induced
quantum
effect-facilitated
charge
separation
in
heterogeneous
2D-material
assemblies
is
proposed
as
fourth
type
of
driving
force
to
achieve
active
noninvasive
species
synthetic
membrane
materials.
However,
date,
engineering
versatile
van
der
Waals
heterostructures
into
2D
remains
largely
unexplored.
Herein,
we
fabricate
single
nanopores
heterobilayer
transition
metal
dichalcogenide
with
helium
beam
irradiation
demonstrate
light-driven
translocation
phenomena
nanopores.
Experimental
simulation
results
further
elucidate
mechanism
photoinduced
near-pore
electric
potential
difference
due
II
band
alignment
semiconducting
WS
ACS Nano,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 14, 2025
Human
sweat
has
the
potential
to
be
sufficiently
utilized
for
noninvasive
monitoring.
Given
complexity
of
secretion,
sensitivity
and
selectivity
monitoring
should
further
improved.
Here,
we
developed
an
olfactory-inspired
separation-sensing
nanochannel-based
electronic
sensitive
selective
monitoring,
which
was
simultaneously
endowed
with
interferent
separation
target
detection
performances.
The
special
strategy
imparts
functional
composite
membranes
a
high
113
mV
dec–1
potassium
detection.
excellent
mechanical
properties
conformability
Kevlar
aramid
nanofiber
layer
bring
well-wearing
performances
realize
continuous
wireless
recognition
between
molecules
ions
is
proved
at
molecular
level
in
detail
article.
replacement
proves
universality
performance
enhancement
intricate
biofluid
analysis
systems.
Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 13, 2025
Abstract
Water
molecules
are
ubiquitous
disruptors
of
conventional
gas
sensing
materials,
often
leading
to
diminished
performance
in
materials
that
reliant
on
electronic
signal
transmission.
This
creates
the
pressing
need
for
efficient
with
anti‐humidity
interference
properties.
Here,
a
hammerhead
shark‐inspired
microvillus‐structured
ionic
elastomer
based
transmission
nanoconfined
space
is
constructed
by
incorporating
liquids
into
polymer
matrix.
The
elastomers
optimized
microvillus
structure
demonstrated
1.68‐fold
higher
response
than
flat
ones,
short
time
(9
s)
toward
30
ppm
triethylamine
(TEA),
excellent
selectivity
and
low
limit
detection
(LOD)
(104.56
ppb).
Such
serves
as
proof‐of‐concept
effectively
combining
solvated
ion
transport
design
develop
advanced
systems.
With
such
an
evident
(23.52%),
similar
(12
s),
LOD
(498.05
ppb),
long‐term
stability
(at
least
days)
achieved
at
relative
humidity
70%.
Mechanistic
investigations
revealed
effective
ions
facilitated
after
sequential
water
TEA
surroundings
while
significantly
enhanced
transport.
Furthermore,
utility
system
shrimp
decay
monitoring
under
wet
conditions.
Nanoscale Horizons,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
Block
copolymer
self-assembly
enables
precise
thin-film
materials
architectures
on
electrodes
for
nanopore
blockage-based
electrochemical
DNA
detection.
This
scalable
method
achieves
30
fM
sensitivity
in
under
20
minutes,
advancing
portable
and
accurate
biosensing
technologies.