Journal of Materials Chemistry A,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 17, 2024
In
this
work,
a
multifunctional,
high-conductivity,
flexible,
anti-freezing
and
self-adhesive
double-network
hydrogel
with
3D
interpenetrating
framework
was
designed
for
energy
harvesting
storage
self-powered
round-the-clock
sensing.
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 26, 2024
Abstract
Wearable
strain
sensors,
capable
of
continuously
detecting
human
movements,
hold
great
application
prospects
in
sign
language
gesture
recognition
to
alleviate
the
daily
communication
barriers
deaf
and
mute
community.
However,
unsatisfactory
sensing
performance
(such
as
low
sensitivity,
narrow
detection
range,
etc.)
wearing
discomfort
severely
hinder
their
practical
application.
Here,
high‐performance
breathable
hydrogel
sensors
are
proposed
by
introducing
an
adjustable
localized
crack
a
closed‐loop
connected
fiber
encapsulated
porous
elastomer
films.
Upon
loading/unloading
external
strain,
dynamic
opening/closing
pre‐cut
causes
rapid
switching
conductive
path,
resulting
sharp
changes
resistance
high
sensitivity.
Consequently,
hydrogel‐based
crack‐effect
sensor
exhibits
superb
sensitivity
(GF
up
3930),
broad
range
(from
0.02%
80%),
fast
response/recovery
time
(78/52
ms),
repeatability,
structural
stability.
Based
on
capability
accurately
detect
various
strains
across
full
wireless
system
is
developed
achieve
accuracy
98.1%
encoding
decoding
gestures
with
assistance
machine
learning,
providing
robust
platform
for
efficient
intelligibility
barrier‐free
communication.
Advanced Healthcare Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 24, 2025
Supramolecular
polymers
driven
by
the
metal-ligand
coordination
possess
reversible
bonds,
making
them
promising
candidates
for
integrating
therapeutic
functions
of
metal
ions
and
small-molecule
drugs,
subsequently
releasing
these
components
within
cells
after
endocytosis.
In
this
study,
a
kind
supramolecular
polymer,
SHICU,
is
developed,
composed
Shikonin
ligand
Cu(II)
ion.
Upon
reduction
intracellular
glutathione
(GSH),
SHICU
dissociates
to
release
Shikonin,
Cu(II),
fragments.
The
released
exhibit
synergistic
antitumor
effect
through
reactive
oxygen
species
(ROS)-dependent
necrosis.
Meanwhile,
that
remains
structural
integrity
induces
distinct
mechanism
triggering
cuproptosis
in
tumor
cells.
This
dual
functionality,
combining
ROS-dependent
necrosis
cuproptosis,
highlights
potential
advancing
therapies,
while
integration
with
emerging
cell
death
facilitates
development
innovative
cancer
drugs.
Polymers,
Journal Year:
2025,
Volume and Issue:
17(7), P. 941 - 941
Published: March 30, 2025
This
review
focuses
on
deepening
the
structural
understanding
of
crack-based
strain
sensors
(CBSS)
stretchable
and
flexible
polymeric
substrates
promoting
sensor
performance
optimization.
CBSS
are
cutting-edge
devices
that
purposely
incorporate
cracks
into
their
functional
elements,
thereby
achieving
high
sensitivity,
wide
working
ranges,
rapid
response
times.
To
optimize
CBSS,
systematic
research
characteristics
is
essential.
comprehensively
analyzes
key
factors
determining
such
as
crack
mechanism,
geometrical
factors,
structures
proposes
optimization
strategies
grounded
in
these
insights.
In
addition,
we
explore
potential
numerical
analysis
machine
learning
to
offer
novel
perspectives
for
Following
this,
introduce
various
applications
CBSS.
Finally,
discuss
current
challenges
future
prospects
research,
providing
a
roadmap
next-generation
technologies.