Advanced Functional Materials,
Год журнала:
2022,
Номер
33(9)
Опубликована: Дек. 16, 2022
Abstract
Real‐time
monitoring
of
mental
stress
biomarkers
in
sweat
provides
the
possibility
to
evaluate
status
a
precise
manner.
In
general,
wearable
sensors
suffer
from
inconvenient
collection,
low
levels
diagnostic
sweat,
sophisticated
signal
processing,
and
challenges
with
data
visualization.
To
overcome
these
challenges,
herein
an
integrated
sweat‐sensing
patch
for
continuous
analysis
(cortisol,
Mg
2+
,
pH)
at
rest
is
demonstrated.
The
sensing
comprised
microfluidic
chip,
highly
sensitive
platform,
on‐site
processing
circuitry
(SPCs),
smartphone
installed
home‐developed
display
software.
collection
realized
using
chip
without
perspiration
assistance.
A
ternary
composite
electrode
designed
obtain
good
conductivity,
high
surface
area,
massive
reactive
sites,
thereby
yielding
excellent
electrochemical
performances
sensitivity
trace
biomarkers.
SPC
has
function
transduction,
conditioning,
wireless
transmission.
detection
results
can
be
displayed
on
through
This
work
represents
significant
scientific
technological
advancement
toward
indexing
used
as
innovative
tool
psychological
diagnosis.
IEEE Sensors Journal,
Год журнала:
2021,
Номер
21(13), С. 14522 - 14539
Опубликована: Апрель 21, 2021
Thanks
to
rapid
technological
innovation
over
the
last
decade,
a
wide
range
of
wearable
devices
have
emerged,
playing
an
inspiring
role
in
healthcare,
diagnostics,
and
sports
monitoring.
This
review
summarizes
recent
progress
development
application
electrochemical
(EC)
sweat
sensors
self-powered
systems
for
applications.
Presented
here
are
most
common
types
EC
sensors,
namely
potentiometric
ion-selective
electrodes,
amperometric
enzymatic
non-enzymatic
as
well
differential
pulse
voltammetric
sensors.
The
sensing
principle
novel
functional
nanomaterials
that
used
enhance
performance
their
applications
summarized.
advancement
battery-free
is
presented,
including
biofuel
cells
(BFC),
energy
harvesting
from
materials
its
strategy,
also
discussed.
challenges
in,
opportunities
for,
sensor-based
moving
forward
reviewed,
with
aim
shedding
some
light
on
future
directions.
ACS Sensors,
Год журнала:
2021,
Номер
6(6), С. 2181 - 2190
Опубликована: Май 26, 2021
Electrolytes
play
a
pivotal
role
in
regulating
cardiovascular
functions,
hydration,
and
muscle
activation.
The
current
standards
for
monitoring
electrolytes
involve
periodic
sampling
of
blood
measurements
using
laboratory
techniques,
which
are
often
uncomfortable/inconvenient
to
the
subjects
add
considerable
expense
management
their
underlying
disease
conditions.
wide
range
skin
interstitial
fluids
(ISFs)
correlations
with
those
plasma
create
exciting
opportunities
applications
such
as
electrolyte
circadian
metabolism
monitoring.
However,
it
has
been
challenging
monitor
these
ISFs.
In
this
study,
we
report
minimally
invasive
microneedle-based
potentiometric
sensing
system
multiplexed
continuous
Na+
K+
consists
miniaturized
stainless-steel
hollow
microneedle
prevent
sensor
delamination
set
modified
electrodes
multiplex
We
demonstrate
measurement
artificial
ISFs
fast
response
time,
excellent
reversibility
repeatability,
adequate
selectivity,
negligible
potential
interferences
upon
addition
physiologically
relevant
concentration
metabolites,
dietary
biomarkers,
nutrients.
addition,
maintains
sensitivity
after
multiple
insertions
into
chicken
model.
Furthermore,
calibrated
sensors
confirm
accurate
physiological
Finally,
skin-mimicking
phantom
gel
model
experiments
sensor's
developed
platform
can
be
adapted
other
applications,
including
real-time
nutrients,
proteins.
Advanced Functional Materials,
Год журнала:
2021,
Номер
32(1)
Опубликована: Сен. 30, 2021
Abstract
Porous
liquids
(PLs),
an
emerging
type
of
flowing
liquid
materials
that
combine
the
merits
porous
solids
and
liquids,
have
garnered
immense
attention
since
concept
PLs
was
proposed
in
2007.
Meanwhile,
witnessed
growing
success
versatile
synthesis
strategies
applications,
especially
2017.
Given
lack
a
timely
comprehensive
review,
developing
prompt
summary
with
understanding
is
undoubtedly
urgent.
Thus,
this
critical
review
offers
progress
fundamental
chemistry,
developmental
history,
synthetic
strategies,
applications
PLs.
First,
chemistry
history
are
reviewed.
Then,
highlighted.
Additionally,
crosscutting
studies
pure
theoretical
simulations
daunting
characterization
issues
analyzed.
Next,
state‐of‐the‐art
reviewed
detail.
In
end,
perspectives
regarding
remaining
challenges
future
directions
for
presented.
It
speculated
could
inspire
scientific
communities
who
focus
on
task‐specific
various
such
as
gas
sorption,
membrane
separation,
catalytic
conversion,
chiral
thermal
management
electrolyte,
so
on.
Advanced Functional Materials,
Год журнала:
2021,
Номер
32(4)
Опубликована: Окт. 8, 2021
Abstract
Sweat
pH
monitoring
is
a
routine
indicator
in
wearable
biotechnology.
The
state‐of‐the‐art
sensors
mostly
rely
on
organic
materials
but
face
the
risk
of
biological
toxicity.
WO
3
typical
H
+
‐sensitive
inorganic
material
with
chemical
stability,
biocompatibility,
and
low
cost
sensitivity
slow
response.
Lattice
intercalation
herein
proposed
as
an
efficient
approach
that
can
greatly
improve
selectivity
‐based
sensors.
Specifically,
lattice
promote
from
monoclinic
phase
to
cubic
phase,
which
enhances
ion
exchange
capacity
between
.
resistance
decreases
more
than
two
orders
magnitudes,
improves
interfacial
charge
transport.
occupancy
leads
only
,
thus
increasing
recognition.
intercalated
x
exhibits
much
improved
sensitivity,
reversibility,
response
time.
Additionally,
integrated
solid
reference
electrode
miniaturized
chip
for
sweat
monitoring.
sensor
good
potential
even
at
curving
over
270°.
On‐body
measurments
show
high
accuracy
compared
ex
situ
analyses.
This
work
emphasizes
concept
proton
regulate
recognition
contacts.
Advanced Functional Materials,
Год журнала:
2022,
Номер
33(9)
Опубликована: Дек. 16, 2022
Abstract
Real‐time
monitoring
of
mental
stress
biomarkers
in
sweat
provides
the
possibility
to
evaluate
status
a
precise
manner.
In
general,
wearable
sensors
suffer
from
inconvenient
collection,
low
levels
diagnostic
sweat,
sophisticated
signal
processing,
and
challenges
with
data
visualization.
To
overcome
these
challenges,
herein
an
integrated
sweat‐sensing
patch
for
continuous
analysis
(cortisol,
Mg
2+
,
pH)
at
rest
is
demonstrated.
The
sensing
comprised
microfluidic
chip,
highly
sensitive
platform,
on‐site
processing
circuitry
(SPCs),
smartphone
installed
home‐developed
display
software.
collection
realized
using
chip
without
perspiration
assistance.
A
ternary
composite
electrode
designed
obtain
good
conductivity,
high
surface
area,
massive
reactive
sites,
thereby
yielding
excellent
electrochemical
performances
sensitivity
trace
biomarkers.
SPC
has
function
transduction,
conditioning,
wireless
transmission.
detection
results
can
be
displayed
on
through
This
work
represents
significant
scientific
technological
advancement
toward
indexing
used
as
innovative
tool
psychological
diagnosis.