Lubricants,
Journal Year:
2024,
Volume and Issue:
12(8), P. 269 - 269
Published: July 29, 2024
In
the
past
decade,
triboelectric
nanogenerators
(TENGs)
have
attracted
significant
attention
across
various
fields
due
to
their
compact
size,
light
weight,
high
output
voltage,
versatile
shapes,
and
strong
compatibility.
However,
substantial
wear
at
solid–solid
contact
interfaces
presents
a
major
obstacle
electrical
stability
of
TENGs.
The
objective
this
study
is
investigate
performances
TENGs
lubricated
with
TiO2-doped
oleic
acid.
results
suggest
that
triboelectrical
polyimide
(PI)
film
sliding
against
steel
ball
under
0.1
wt%
acid
are
significantly
improved
compared
those
dry
conditions;
growth
rates
35.2%,
103.6,
85.6%,
respectively.
Moreover,
coefficient
friction
dropped
from
0.31
0.066.
performance
enhancement
mechanism
also
analyzed.
This
provides
an
effective
approach
improve
both
tribological
behaviors.
Journal of Metals Materials and Minerals,
Journal Year:
2024,
Volume and Issue:
34(4), P. 2170 - 2170
Published: Nov. 26, 2024
This
research
presents
an
innovative
and
sustainable
solution
by
designing
triboelectric
nanogenerators
(TENGs)
for
energy
harvesting.
The
fabrication
process
of
TENGs
includes
PDMS
aluminum.
two
single
electrode
mode
TENG
was
designed
one
is
plain
PDMS/Al
the
other
porous
devices.
device
generated
a
voltage
current
7
V
5
nA
2
cm
´
area.
Moreover,
system
employed
to
successfully
charge
capacitors,
recognize
various
animal
sounds.
study
underscores
promising
potential
harvesting
from
body
movements
powering
devices,
paving
way
eco-friendly
solutions
generation.
Eng—Advances in Engineering,
Journal Year:
2024,
Volume and Issue:
5(2), P. 958 - 966
Published: May 23, 2024
In
this
manuscript,
we
present
a
novel
approach
for
integrating
Triboelectric
Nanogenerators
(TENGs)
into
signature
stamps,
termed
Stamp
TENG
(S-TENG).
We
have
modified
commercially
available
stamp
holder
to
integrate
triboelectric
layers
multiple
applications
like
effective
energy
harvesting,
sensing,
and
embedded
electronics
data
prediction.
S-TENG
has
been
further
explored
in
remote
monitoring
systems
elderly
individuals
gathering
real-time
statistics
regarding
persons
or
events
at
specific
locations.
The
is
fabricated
using
FEP
Al
as
functional
layers.
It
demonstrates
an
output
voltage
of
310
V,
current
165
μA,
power
density
14.8
W/m2.
simplicity
the
S-TENG’s
design
noteworthy.
Its
ability
generate
through
simple,
repetitive
stamping
actions,
which
anyone
can
perform
without
specialized
training,
stands
out
key
feature.
device
also
designed
ease
use,
being
handheld
user-friendly.
flexible
adaptable
structure
ensures
that
with
varying
physical
capabilities
comfortably
operate
it.
An
impressive
capability
its
illuminate
320
LEDs
each
press
momentarily.
Furthermore,
management
circuits,
small
electronic
gadgets
such
digital
watches
thermometers
few
seconds.
addition,
when
integrated
electronics,
shows
great
potential
prediction
various
practical
applications.
Molecules,
Journal Year:
2024,
Volume and Issue:
29(9), P. 1925 - 1925
Published: April 23, 2024
In
recent
years,
renewable
and
sustainable
triboelectric
nanogenerators
have
attracted
attention
due
to
their
high
energy
conversion
rate,
enhancing
functionality
further
contributes
applicability
across
various
fields.
A
pH-sensitive
nanogenerator
(pH-TENG)
has
been
prepared
by
electrostatic
spinning
technology,
with
anthocyanin
as
the
pH
indicator
environmentally
friendly
polyvinyl
alcohol
(PVA)
substrate.
Among
many
friction-negative
materials,
pH-TENG
exhibits
best
combination
fluorinated
ethylene
propylene
(FEP)
yields
an
open-circuit
voltage
of
62
V,
a
short-circuit
current
370
nA,
transferred
charge
21.8
nC.
At
frequency
3
Hz,
it
can
4.7
μF
capacitor
2
V
within
45
s,
effectively
powering
thermometer.
Furthermore,
presence
does
not
affect
pH-TENG’s
power
generation
performance
enables
monitoring
wide
range
environmental
changes,
ΔE
change
28.8
±
7.6.
Therefore,
materials
bring
new
available
biological
medical
Various
photosupercapacitor
designs
reported
are
usually
integrated
with
permanently
positioned
interfacial
layers,
such
as
carbon-based
materials,
conductive
ink,
and
tape
that
joins
the
solar
cell
supercapacitor.
Nonetheless,
uncomplicated
separable
photosupercapacitors
have
not
been
revealed
yet.
Herein,
an
assembled
combined
via
magnets
is
easily
into
supercapacitor
components
in
this
study,
facilitating
component
maintenance
or
replacement
whenever
a
separation
needed.
The
size
of
contact
materials
between
magnet
sheets
optimized
based
on
optimum
magnetic
attraction.
Graphene
nanoplatelets
(GNPs)
show
performance
comparable
to
material
(compared
Cu
tape,
polypyrrole
(Ppy),
Ag
ink)
substrate
(graphite
sheet)
compared
sputtered
metals,
Pt
Au.
This
assembly,
magnets,
streamlines
energy
conversion
processes,
showcasing
its
potential
for
innovative
electronic
integration.
NANO,
Journal Year:
2024,
Volume and Issue:
19(07)
Published: April 18, 2024
In
the
context
of
limited
energy
resources
in
World
resources,
improving
utilization
and
finding
new
has
always
been
goal
scientific
community.
addition,
opportunities
brought
by
production
quality
productive
forces
have
made
it
a
pursuit
for
scientists
to
find
small
source
that
can
provide
disorderly
dispersion
micro/nano
electromechanical
systems
self-driving
devices.
Solid–liquid
triboelectric
nanogenerator
(SL-TENG)
is
based
on
contact
electrocution
(CE)
electrostatic
induction
(EI).
It
attracted
much
attention
with
its
benefits
such
as
exquisite
structure,
convenient
manufacturing,
low
cost
unparalleled
advantages
collecting
droplet
energy.
Since
discovery,
gradually
become
research
direction
TENG.
This
paper
first
elaborates
electrification
mechanism
SL-TENG
introduces
main
working
modes.
Subsequently,
review
focused
influencing
factors
latest
SL-TENG.
Then,
commonly
used
manufacturing
methods
improve
performance
frictional
power
generation
were
introduced,
practical
applications
summarized
analyzed,
well
relevant
technological
progress
directions.
Finally,
significance
challenges
are
summarized,
future
development
trend
prospected.
Lubricants,
Journal Year:
2024,
Volume and Issue:
12(8), P. 269 - 269
Published: July 29, 2024
In
the
past
decade,
triboelectric
nanogenerators
(TENGs)
have
attracted
significant
attention
across
various
fields
due
to
their
compact
size,
light
weight,
high
output
voltage,
versatile
shapes,
and
strong
compatibility.
However,
substantial
wear
at
solid–solid
contact
interfaces
presents
a
major
obstacle
electrical
stability
of
TENGs.
The
objective
this
study
is
investigate
performances
TENGs
lubricated
with
TiO2-doped
oleic
acid.
results
suggest
that
triboelectrical
polyimide
(PI)
film
sliding
against
steel
ball
under
0.1
wt%
acid
are
significantly
improved
compared
those
dry
conditions;
growth
rates
35.2%,
103.6,
85.6%,
respectively.
Moreover,
coefficient
friction
dropped
from
0.31
0.066.
performance
enhancement
mechanism
also
analyzed.
This
provides
an
effective
approach
improve
both
tribological
behaviors.
