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.
Nanoscale,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
With
the
advent
of
smart
era,
demand
for
clean
energy
is
rising,
and
flexible
triboelectric
nanogenerators
(F-TENGs)
based
on
elastomers
have
garnered
significant
attention.
Based
principles
electrostatic
induction
coupling,
F-TENGs
can
convert
mechanical
motion
into
electrical
are
widely
utilized
in
wearable
devices
blue
energy.
offer
a
simple
design,
ease
manufacturing,
usage
scenarios.
However,
several
weaknesses
still
limit
their
development.
For
example,
F-TENG
materials
cannot
recover
from
fatigue
damage
prone
to
output
performance
degradation
under
frequent
friction
or
complex
external
conditions,
leading
failure.
To
address
these
issues,
researchers
explored
use
self-healable
polymer-based
layers
electrodes.
This
review
will
provide
detailed
summary
key
scientific
technological
challenges
faced
by
harsh
environments,
including
ambient,
high
low
temperatures,
humidity,
strong
acids
bases.
Furthermore,
research
progress
addressing
issues
future
development
also
be
presented
explored.
paper
aims
valuable
insights
guidance
in-depth
broad
applications
TENGs.
Advanced Sustainable Systems,
Journal Year:
2023,
Volume and Issue:
8(1)
Published: Nov. 27, 2023
Abstract
Highly
polar
tribolayers
are
essential
for
magnifying
the
output
performance
of
triboelectric
nanogenerators
(TENGs).
This
study
investigates
synergetic
effect
tetraethylene
pentamine‐functionalized
reduce
graphene
oxide
(rGO‐TEPA)
and
barium
strontium
titanate
(BST)
pillars
on
tribopositive
tribonegative
layers,
respectively.
The
surface
potentials
pristine
polyurethane
(PU)
Ecoflex
(EC0)
increases
by
2.2
(from
203
to
439
V)
2.1
(from−848
−1813
times
their
initial
values
embedding
5
wt.%
rGO‐TEPA
10
BST,
optimized
2
loaded
PU/5wt.%
BST
EC‐TENG
(PU2/EC5‐TENG)
produce
a
maximum
open
circuit
potential
(V
OC
)
440
V,
short
current
(I
SC
11.2
µA,
charge
(Q)
87
nC
when
employing
12.5
N
load
at
frequency
Hz.
PU2/EC5‐TENG
shows
an
≈2.7
higher
than
PU/EC0‐TENG,
revealing
capability
enhance
TENGs.
power
density
0.58
Wm
−2
70
MΩ
demonstrate
real‐time
applications
such
as
lighting
LEDs
(100
no's)
low‐power
LCD
display
(stopwatch).
demonstrates
applicability
proposed
in
self‐powered
electronics.
Advanced Sustainable Systems,
Journal Year:
2024,
Volume and Issue:
8(11)
Published: July 10, 2024
Abstract
With
the
rapid
advancement
in
sensor
technologies,
triboelectric
nanogenerators
(TENGs)
have
emerged
as
a
promising
sustainable
power
source
for
intelligent
electronics.
Herein,
fabricated
novel
3‐aminopropyltriethoxysilane
(core)
and
2,2‐bis(hydroxymethyl)butyric
acid
(monomer)‐based
hyperbranched
polyester
by
facile
single‐step
polycondensation
technique
generation
2
(Si‐HBP‐G2).
Further,
new
class
of
polyvinylidene
fluoride
(PVDF)
different
weight
percentages
(0,
5,
10,
15,
20
wt%)
Si‐HBP‐G2
hybrid
fiber
blends
are
prepared
traditional
electrospinning
technique.
The
as‐prepared
its
well
characterized
using
SEM/EDS,
FTIR,
NMR,
XRD
studies.
influence
content
on
performance
terms
open
circuit
potential
(V
OC
)
short
current
(I
SC
is
evaluated
aluminum
(Al)
counter
electrode.
Among
them,
15
wt%
Si‐HBP‐G2/PVDF
mat
(PG2‐15)
exhibits
superior
electrical
performance.
Which
almost
increased
5.9
times
(22–130
V)
V
4.9
(0.71–3.5
µA)
I
than
PVDF
mate.
These
results
reveal
significance
optimized
TENG
device
(PG2‐15/Al‐TENG)
peak
density
0.2
Wm
−2
at
100
MΩ
external
load.
Finally,
PG2‐15/Al‐TENG
practically
demonstrates
real‐time
application
energy
harvesting
applications
such
powering
LEDs
stopwatch.
Journal of Materials Chemistry A,
Journal Year:
2024,
Volume and Issue:
12(33), P. 22112 - 22119
Published: Jan. 1, 2024
Ti
3
C
2
MXenes
are
selected
as
the
hard
segment
to
prepare
a
poly(urethane)
(PU)
elastomer
in
this
work.
It
provides
general
method
synthesise
excellent
PU
with
integration
of
structure
and
function
by
only
modulating
segments.
