Olfactory-Inspired Separation-Sensing Nanochannel-Based Electronics for Wireless Sweat Monitoring
ACS Nano,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 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.
Язык: Английский
Robust flexible high-performance hydrogel-based all-solid-state asymmetrical supercapacitors one-step assembled by simple freezing/thawing method
Journal of Energy Storage,
Год журнала:
2025,
Номер
117, С. 116179 - 116179
Опубликована: Март 14, 2025
Язык: Английский
Handheld micro blood potassium detection device based on paper-based ion-selective electrodes
Measurement,
Год журнала:
2025,
Номер
unknown, С. 117476 - 117476
Опубликована: Апрель 1, 2025
Язык: Английский
Chainmail Structures of CoNi Alloys Encapsulated in Nitrogen‐Doped Carbon Nanotubes Empowered Long‐Term Stable Detection of Sodium Ions
Yong‐Huan Zhao,
Rui‐Ze Xia,
Xin Cai
и другие.
Small,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 3, 2025
Abstract
Low
potential
drift
is
one
of
the
performance
criteria
for
designing
all‐solid‐state
sodium
ion
selective
electrodes
(Na
+
‐SC‐ISEs),
which
directly
affects
stability
and
reliability
detection
results.
Currently,
most
attempts
primarily
focus
on
improving
hydrophobicity
capacitance
solid‐contact
(SC)
layers
to
enhance
Na
‐SC‐ISEs,
while
neglecting
important
impact
retention
rate
SC
materials
long‐term
‐SC‐ISEs.
Herein,
chainmail‐structured
nanomaterials
are
elaborately
designed,
where
CoNi
alloys
encapsulated
in
nitrogen‐doped
carbon
nanotubes
(NCNTs),
as
construction
all‐solid
electrodes.
The
‐SC‐ISEs
based
CoNi‐in‐NCNTs
(CoNi‐in‐NCNTs/Na
‐ISEs)
achieve
a
minimal
1.14
µV
h
−1
during
stable
4
days
commendable
92%.
It
revealed
by
density
functional
theory
(DFT)
calculations
kinetic
simulations
that
continuously
penetrate
electrons
NCNTs
surface,
realizing
rapid
ion‐electron
transduction
at
interface.
Besides,
both
serve
physical
barriers
hydrophobic
interface
prevent
water
layer
formation
provide
more
support
sites
restrain
nanoparticles
aggregating.
Such
barrier
protection
electron
penetration
effect
significantly
enhances
.
Язык: Английский
Colorimetric Detection of Potassium Ions by Electrochromic Thin Film Devices
Small Methods,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 6, 2025
Abstract
Potassium
ion
(K
+
)
detection
technology
based
on
electrochemical
sensing
has
proven
to
be
feasible
and
widely
used
in
physiological
real‐time
monitoring
pathological
prediction.
Nevertheless,
chip
integration,
wireless
communication
needs,
specific
limits
present
challenges.
In
this
study,
high‐performance
electrochromic
materials
(W
18
O
49
nanowires)
ion‐selective
thin
films
are
introduced
a
highly
selective,
colorimetric
K
biosensor,
which
demonstrates
excellent
selectivity
complex
ionic
environments.
The
film
electrode
offers
both
simultaneously
from
1
m
1000
concentration
range,
achieving
up
≈48%
optical
transmittance
modulation,
with
coloration
time
of
15
s.
At
the
clinically
relevant
range
1–10
,
displays
linear
modulation
sensitivity
≈0.6%
per
change.
Stability
tests
demonstrate
that
maintains
96%
its
efficiency
after
100
full
change
cycles.
A
compact
solid‐state
device
incorporating
also
been
fabricated,
optically
quantified
real‐life
sweat
samples.
Язык: Английский
PEDOT:PSS Nanoparticle Membranes for Organic Solvent Nanofiltration
Small,
Год журнала:
2024,
Номер
unknown
Опубликована: Окт. 17, 2024
Recycling
of
valuable
solutes
and
recovery
organic
solvents
via
solvent
nanofiltration
(OSN)
are
important
for
sustainable
development.
However,
the
trade-off
between
permeability
solute
rejection
hampers
application
OSN
membranes.
To
address
this
issue,
poly(3,4-ethylenedioxythiophene):poly(styrene
sulfonate)
(PEDOT:PSS)
nanoparticle
membrane
with
hierarchical
pores
is
constructed
vacuum
filtration.
The
small
(the
free
volume
polymer
chain)
charge
(high
efficiency
low
molecule
weight
solute)
allow
passing
while
large
void
two
PEDOT:PSS
nanoparticles)
promote
transport.
Owing
to
lack
connectivity
among
pores,
fabricated
enhanced
permeance
maintaining
a
high
efficiency.
optimized
affords
MeOH
7.2
L
m
Язык: Английский