With
the
rapid
advancements
in
health
sector,
real-time
monitoring
of
human
body
metrics
using
electronic
skin
has
become
increasingly
important
for
understanding
movement
patterns.
However,
most
current
flexible
strain
sensors
require
external
rigid
energy
devices,
limiting
their
practical
applications
due
to
challenge
integrating
electrode
materials
both
sensing
and
storage.
In
this
study,
we
propose
a
green
preparation
method
lemon
juice
hydrothermal
synthesis
0D
carbon
quantum
dots
(CQDs),
which
are
then
composited
with
1D
multiwalled
nanotubes
(MWCNTs)
create
composite
low-dimensional
material
ink.
We
achieved
high-precision
patterning
CQDs/MWCNT
ink
through
dispensing
printing
technology,
fabricating
3
×
mm
interdigitated
electrodes
(N
=
10).
Leveraging
synergistic
interaction
between
materials,
exhibited
high
response
sensitivity
(GF
94.1)
low
hysteresis
(DH
4.08%)
within
bending
range
joints.
The
CQDs,
synthesized
number
oxygen-containing
functional
groups,
eliminate
need
complex
functionalization
nanotubes.
fabricated
microsupercapacitors
(FMSCs)
demonstrated
specific
capacitance
3.89
mF/cm2
at
density
5
μA/cm2.
Furthermore,
successfully
implemented
self-powered
detection
joints,
utilizing
design
enabled
by
process.
By
IoT
data
5G
transmission
module.
This
study
provides
valuable
reference
development
remote
wireless
tracking
technology
monitoring.
Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 17, 2025
Abstract
2D
MXenes
are
a
rapidly
expanding
class
of
materials
with
broad
spectrum
electrochemical
applications,
particularly
in
the
energy
storage
area.
Concurrently,
3D
and
4D
printing
techniques
have
garnered
significant
research
attention
offering
customized
designs,
rapid
prototyping,
cost‐effective
scalable
production.
Integrating
MXene
into
3D/4D
printed
structures
offers
promising
path
for
development
advanced
devices,
combination
outstanding
properties
versatility
technology.
The
present
article
provides
comprehensive
report
on
technologies,
focusing
their
rheological
characteristics,
surface
chemistry,
ink
formulation,
stability,
storage.
Different
techniques,
including
printing,
screen
inkjet
continuous
liquid
interface
production
(CLIP)
methods—are
discussed
context
integration.
Additionally,
application
such
as
supercapacitors
batteries,
is
explored
along
future
directions
evolving
fields.
Molecules,
Journal Year:
2024,
Volume and Issue:
29(6), P. 1393 - 1393
Published: March 20, 2024
The
burgeoning
demand
for
miniaturized
energy
storage
devices
compatible
with
the
miniaturization
trend
of
electronic
technologies
necessitates
advancements
in
micro-supercapacitors
(MSCs)
that
promise
safety,
cost
efficiency,
and
high-speed
charging
capabilities.
However,
conventional
aqueous
MSCs
face
a
significant
limitation
due
to
their
inherently
narrow
electrochemical
potential
window,
which
restricts
operational
voltage
density
compared
organic
ionic
liquid
counterparts.
In
this
study,
we
introduce
an
innovative
NaCl/H2O/EG
hybrid
gel
electrolyte
(comprising
common
salt
(NaCl),
H2O,
ethylene
glycol
(EG),
SiO2)
Ti3C2Tx
MXene
substantially
widens
window
1.6
V,
notable
improvement
over
traditional
system.
By
integrating
3D-printed
electrodes,
realized
remarkable
areal
capacitance
(1.51
F
cm−2)
(675
µWh
cm−2),
significantly
surpassing
existing
benchmarks
MSCs.
strategic
formulation
electrolyte—a
low-concentration
NaCl
solution
EG—ensures
both
economic
environmental
viability
while
enabling
enhanced
performance.
Furthermore,
fabricated
via
3D
printing
technology
exhibit
exceptional
flexibility
are
suitable
modular
device
integration,
offering
promising
avenue
development
high-performance,
sustainable
devices.
This
advancement
not
only
provides
tangible
challenge
limited
windows
but
also
sets
new
precedent
design
next-generation
align
needs
increasingly
microdevice-centric
world.
Batteries,
Journal Year:
2024,
Volume and Issue:
10(9), P. 317 - 317
Published: Sept. 7, 2024
Miniaturized
energy
storage
devices,
such
as
electrostatic
nanocapacitors
and
electrochemical
micro-supercapacitors
(MSCs),
are
important
components
in
on-chip
supply
systems,
facilitating
the
development
of
autonomous
microelectronic
devices
with
enhanced
performance
efficiency.
The
heavily
relies
on
electrode
materials,
necessitating
continuous
advancements
material
design
synthesis.
This
review
provides
an
overview
recent
developments
materials
for
MSCs
(micro-/nano-)
capacitors,
focusing
enhancing
density,
power
device
stability.
begins
by
discussing
fundamental
requirements
MSCs,
including
high
specific
surface
area,
good
conductivity,
excellent
Subsequently,
various
categories
evaluated
terms
their
charge
mechanisms,
performance,
compatibility
fabrication
processes.
Furthermore,
strategies
to
enhance
discussed,
nanostructuring,
doping,
heteroatom
incorporation,
hybridization
other
capacitive
configurations.
