Advanced Science,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 3, 2024
Abstract
MnO
2
nanowires
coated
with
conjugated
microporous
polymers
(CMP)
are
applied
as
triboelectric
energy
harvesting
materials.
The
tribopositive
performance
of
the
CMP
shells
is
enhanced
assistance
(MnO
NW),
likely
due
to
cationic
charge
transfer
from
layers
surface
Mn
2+
and
3+
species
NW.
This
supported
by
model
studies.
@CMP‐2
sub‐10
nm
thick
shows
promising
output
voltages
up
576
V
a
maximum
power
density
1.31
mW
cm
−2
.
Spring‐assisted
nanogenerators
fabricated
@CMP‐2/PVP‐3
films
used
supplies
operate
electronic
devices.
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Sept. 2, 2024
Abstract
Herein,
we
present
a
novel
method
for
fabricating
triboelectric
nanogenerator
using
Polyacrylonitrile
(PAN)
on
both
sides
as
pairs,
incorporating
metal‐organic
frameworks
(MOFs)
such
ZIF‐8,
ZIF‐67,
MIL‐100,
and
HKUST‐1
during
the
electrospinning
process.
The
properties
of
MOF‐incorporated
fibers
are
thus
tailored
positioned
within
series
first
time.
resulting
polarity
composite
fiber
is
linked
to
optical
bandgap
energy
PAN
MOF/PAN
composite,
facilitating
electron
transfer
between
materials
different
work
functions
leading
enhanced
output
in
developed
devices.
Fascinatingly,
appropriate
choice
MOF
filler
also
displayed
potential
reversing
nanofiber.
Consequently,
ZIF‐8
MIL‐100
into
nanofibers
led
notably
contrasting
trends
polarity,
with
pair
generating
an
open‐circuit
voltage
100
V,
short‐circuit
current
1.35
μA,
power
density
18.4
mW/m
2
respectively.
fabricated
device
demonstrated
effectiveness
mechanical
harvesting
applications
self‐powered
humidity
sensor,
displaying
rapid
response
changes
ambient
levels
maximum
sensitivity
2.14
V/%RH,
relative
range
50
90%
humidifying
cycle.
ACS Applied Electronic Materials,
Journal Year:
2024,
Volume and Issue:
6(7), P. 5314 - 5327
Published: July 2, 2024
Zeolitic
imidazole
framework
(ZIF)
is
a
subclass
of
porous
materials
with
relevant
position
in
the
triboelectric
series.
Triboelectric
nanogenerator
(TENG)
transforms
motion
energy
into
electrical
energy,
which
MOF
(metal–organic
framework)
material
enhances
performance.
MOF/polymer
composite
one
vital
aspects
MOF-TENG
fabrication;
until
now,
ZIF-67
surface
modification
has
not
been
introduced.
This
study
investigates
performance
structure
and
ecoflex
where
film
mimics
fingerprint
structure,
this
work's
state
art.
Ecofriendly
synthesis
results
an
e-skin,
electron
trapping
property
polymer
matrix
deployed.
Moreover,
self-powered
smart
glove
introduced
to
assist
paralyzed
persons
ICUs.
As
person
cannot
move
ask
for
help,
e-skin-based
will
play
significant
role
assisting
through
phone
call
alert
on
smartphone,
waveform
be
generated
Arduino
IoT
cloud
dashboard.
Node
MCU
ESP-32,
IFTTT
webhook
service,
VoIP
(Voice
over
Internet
Protocol)
services
are
leveraged
deploying
this.
Till
remote
healthcare
applications
have
implemented
MOF-TENG,
IoT-supported
intelligent
revolutionize
modern
(m-healthcare).
ACS Applied Electronic Materials,
Journal Year:
2024,
Volume and Issue:
6(4), P. 2178 - 2187
Published: April 4, 2024
Self-sensing
electronics
need
an
instantaneous
power
generation
source
that
is
durable
and
battery-free.
Triboelectric
Nanogenerators
(TENG),
due
to
their
miniature
size,
robust
generation,
duality,
can
fill
the
gap
of
self-sensing
battery-free
electronic
applications.
Here,
we
present
a
32
cm2
ZIF-67/polyvinylidene
fluoride
(PVDF)
TENG
as
potential
energy
source.
Herein,
ZIF-67/PVDF
was
fabricated
using
Electrohydrodynamic
(E.H.D)
method.
The
structural
morphological
study
room-temperature
synthesized
ZIF-67
carried
out
by
X-ray
diffraction
(XRD)
scanning
electron
microscopy
(SEM)
techniques.
An
optical
microscopic
employed
for
thin-film
surface
analysis.
When
source,
resulted
in
high
output
voltage
119.6
V
7.7
μA
density
171
mW/m2
at
load
resistance
60
MΩ.
selected
Vertical
contact
separation
(VCS)
mode
enables
pressure-sensing
ability
TENG.
duality
this
checked
pressure
sensing
low
pressure,
resulting
sensitivity
3.392
V/kPa,
response
time
10
ms,
durability
up
000
cycles
pressures
3.1
kPa.
This
find
its
application
ease
integration
microbased
circuit
device
also
be
used
dually
state-of-the-art
technology.
Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 23, 2025
Abstract
Integration
of
triboelectric
nanogenerators
(TENGs)
with
water
splitting
offers
a
promising
approach
for
generating
green
hydrogen
from
mechanical
energy.
However,
the
development
efficient
TENGs
is
challenged
by
significant
losses.
To
enhance
sustainable
energy
harvesting,
it
crucial
to
minimize
these
losses
and
improve
tribo‐polarities.
Recent
advancements
in
incorporating
conductive
fillers
have
proven
effective
improving
performance.
In
this
study,
new
class
bifunctional
amino
surface‐modified
graphene
oxide
(MGO)
synthesized
graphite
powder
introduced.
The
MGO
filler
enhances
positive
polarity
polymer
through
groups
while
reducing
loss
due
inherent
conductivity
graphene.
Incorporating
1.5
wt.%
into
silk
electrospun
membranes
(1.5SMGO)
boosted
surface
positivity
+695
+1905
V,
surpassing
unmodified
(GO)
(+1220
V),
highlighting
impact
modification.
resulting
TENG
1.5SMGO
exhibits
an
open
circuit
voltage
1135
V
current
density
11.76
mA
m
−
2
,
demonstrating
its
effectiveness
as
harvester
low‐power
electronics.
Additionally,
proposed
can
serve
source
water‐splitting,
enabling
production.
Thus,
MGO‐based
holds
potential
self‐powered
wearable
electronics
water‐splitting
applications.
