Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 2, 2025
Abstract
Event‐driven
sensors
are
essential
for
real‐time
applications,
yet
the
integration
of
current
technologies
faces
limitations
such
as
high
cost,
complex
signal
processing,
and
vulnerability
to
noise.
This
work
introduces
a
bio‐inspired
mechanoluminescence
visuotactile
sensor
that
enables
standard
frame‐based
cameras
perform
event‐driven
sensing
by
emitting
light
only
under
mechanical
stress,
effectively
acting
an
event
trigger.
Drawing
inspiration
from
biomechanics
canine
teeth,
utilizes
rod‐patterned
array
enhance
mechanoluminescent
sensitivity
expand
contact
surface
area.
In
addition,
machine
learning‐enabled
algorithm
is
designed
accurately
analyze
interaction‐triggered
in
real‐time.
The
integrated
into
quadruped
robot's
mouth
interface,
demonstrating
enhanced
interactive
capabilities.
system
successfully
classifies
eight
activities
with
average
accuracy
92.68%.
Comprehensive
tests
validate
sensor's
efficacy
capturing
dynamic
tactile
signals
broadening
application
scope
robots
interaction
environment.
Analytical Chemistry,
Год журнала:
2022,
Номер
94(51), С. 18000 - 18008
Опубликована: Дек. 16, 2022
Herein,
we
developed
a
flexible,
low-cost
non-enzymatic
sweat
sensing
chip
for
in
situ
acquisition
of
bioinformation
individuals
under
exercise
conditions
to
advance
personal
health
monitoring
and
medication
management
patients
with
Parkinson's
disease.
This
low-cost,
wearable
sensor
consists
printed
screen
electrode
modified
g-C3N4
material
an
external
MSME
element.
The
doping
strategy
surface
activation
the
g-C3N4-based
exhibited
efficient
glucose
oxidase-like
activity
electrochemical
when
testing
l-dopa
sweat.
optimized
signal
was
transmitted
smartphone
processing
12
simulated
dosing,
enabling
continuous
metabolism
dosing.
generalization
ability
robustness
models
constructed
by
methods
such
as
multiple
linear
regression,
artificial
neural
networks,
convolutional
networks
were
compared
cross-sectionally.
Deep
learning
based
on
help
develop
user-personalized
administration
reminder
system,
which
provides
promising
paradigm
reliable
supervision
Internet
Things
era.
Advanced Healthcare Materials,
Год журнала:
2022,
Номер
12(3)
Опубликована: Окт. 19, 2022
Hydrogel-based
wearable
epidermal
sensors
(HWESs)
have
attracted
widespread
attention
in
health
monitoring,
especially
considering
their
colorimetric
readout
capability.
However,
it
remains
challenging
for
HWESs
to
work
at
extreme
temperatures
with
long
term
stability
due
the
existence
of
water.
Herein,
a
transparent
sensor
thermal
compatibility
and
smart
multi-signals
monitoring
is
developed,
based
on
an
anti-freezing
anti-drying
hydrogel
high
transparency
(over
90%
transmittance),
stretchability
(up
1500%)
desirable
adhesiveness
various
kinds
substrates.
The
consists
polyacrylic
acid,
polyacrylamide,
tannic
acid-coated
cellulose
nanocrystals
glycerin/water
binary
solvents.
When
glycerin
readily
forms
strong
hydrogen
bonds
water,
exhibits
outstanding
compatibility.
Furthermore,
maintains
excellent
adhesion,
stretchability,
after
storage
(45
days)
or
subzero
(-20
°C).
For
freestanding
are
utilized
simultaneously
pH,
T
light,
where
signals
can
be
read
stored
by
artificial
intelligence
strategies
real
time
manner.
In
summary,
developed
holds
great
potential
visible
readouts
monitoring.
Advanced Functional Materials,
Год журнала:
2023,
Номер
33(46)
Опубликована: Авг. 3, 2023
Abstract
As
novel
stress‐sensing
materials,
the
reported
mechanoluminescence
(ML)
phosphors
work
only
at
or
above
room
temperature.
Herein,
ML
response
to
low
temperatures
(77
K)
is
extended
by
employing
ultra‐shallow
traps.
Strong
stimulated
handwriting
force
followed
persistent
luminescence
observed
in
BaSi
2
O
N
:Eu
2+
(BSON)
77
K.
The
UV
pre‐irradiated
BSON
can
still
keep
characteristics
of
with
45%
intensity
after
300
min.
Abundant
traps
depth
≈0.19
eV
are
found
and
revealed
be
responsible
for
low‐temperature
luminescence.
Manipulation
realized
doping
Ge,
Er,
Ce
ions
BSON,
leading
significant
enhancement
Together
ML,
also
exhibit
memory
ability
replicate
pre‐applied
pattern
simply
afterglow.
finding
advances
state‐of‐the‐art
sensing
under
temperature
conditions.
Responsive
thermochromic
fiber
materials
capable
of
miniaturization
and
integrating
comfortably
compliantly
onto
the
soft
dynamically
deforming
human
body
are
promising
for
visualized
personal
health
monitoring.
However,
their
development
is
hindered
by
monotonous
colors,
low-contrast
color
changes,
poor
reversibility.
Herein,
full-color
"off-on"
fluorescent
fibers
prepared
based
on
self-crystallinity
phase
change
Förster
resonance
energy
transfer
long-term
passive
body-temperature
monitoring,
especially
various
personalized
customization
purposes.
The
off-on
switching
luminescence
characteristic
derived
from
reversible
conversion
dispersion
state
emission
fluorophores
quencher
molecules,
which
embedded
in
matrix
a
phase-change
material,
during
crystallizing/melting
processes.
achievement
fluorescence
attributed
to
large
modulation
range
colors
according
primary
additive
theory.
These
exhibit
good
mechanical
properties,
contrast,
reversibility,
showing
great
potential
flexible
smart
display
devices.
Moreover,
response
temperature
controllable
adjusting
enabling
body-temperature-triggered
luminescence;
this
property
highlights
monitoring
customization.
This
work
presents
new
strategy
designing
exploring
sensors
with
higher
comprehensive
performances.
