Abstract
As
a
novel
energy
harvesting
technology,
bettering
the
output
performance
of
triboelectric
nanogenerators
(TENGs)
is
vital.
Although
quite
number
methods
to
increase
charge
density
have
been
proposed,
challenges
such
as
high
impedance
matching
and
low
current
persist,
severely
limit
utilization
efficiency
TENGs.
Here,
new
power
management
circuit
(PMC)
proposed
that
through
storage
release
strategy.
This
first
excites
surface
TENG
using
excitation
circuit,
then
releases
stored
self‐triggered
switch.
Compared
standard
TENG,
with
this
PMC
increased
by
factor
1108,
decreased
from
100
MΩ
10
kΩ,
markedly
improved.
work
affords
reference
for
enhancing
reducing
impedance,
broading
utility
attainable
ACS Applied Electronic Materials,
Год журнала:
2024,
Номер
7(1), С. 1 - 12
Опубликована: Дек. 23, 2024
The
liquid–liquid
triboelectric
nanogenerator
(L-L
TENG)
is
an
emerging
nanogeneration
technology
that
converts
weak
mechanical
energy,
tidal
and
other
forms
of
energy
into
electricity
through
the
frictional
interactions
between
liquids.
This
paper
reviews
research
progress
L-L
TENG.
First,
it
provides
overview
working
principles
TENG,
analyzes
its
basic
mechanisms,
summarizes
fundamental
operation
modes
while
organizing
materials
currently
used
for
charge
transfer.
Additionally,
this
outlines
applications
TENG
in
harvesting,
medicine,
fields,
offering
insights
performance
enhancement
expansion
application
scenarios.
Finally,
discusses
challenges
facing
development
as
well
future
direction
potential
applications.
Overall,
conversion
technology,
has
attracted
widespread
interest
from
scientists
worldwide.
review
aims
to
provide
scientists,
engineers,
researchers
related
fields
with
a
comprehensive
perspective
further
advance
area
research.
Advanced Functional Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Июль 26, 2024
Abstract
Triboelectric
nanogenerator
(TENG)
has
received
significant
attention
as
an
energy
harvesting
technology
capable
of
converting
mechanical
from
the
environment
into
electrical
power.
However,
due
to
its
inherent
high
impedance
and
low
charge
transfer
output
characteristics,
TENG
is
often
relatively
small.
Current
research
typically
focuses
on
switching
off
under
intrinsic
voltage
for
performance
management.
To
further
improve
performance,
management
strategy
proposed
that
aimed
at
boosting
in
this
study.
This
ingeniously
designs
discharge
sequence
two
switches
adjust
connection
between
capacitor
matched
capacitor,
thereby
facilitating
instantaneous
voltages
surpassing
significantly
enhancing
power
density.
Combining
with
a
converter
enhanced
storage
efficiency
capacitors,
enabling
improved
supply
sensor
devices.
Moreover,
experimental
results
show
density
324.8
kW
m
−
2
,
indicating
100%
increase
compared
direct
strategy.
With
such
power,
five
parallel
10‐watt
commercial
lamps
can
be
illuminated.
introduces
novel
idea
achieving
TENG.
Advanced Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 21, 2025
Abstract
Triboelectric
nanogenerators
(TENGs)
have
gained
significant
attention
for
ability
to
convert
mechanical
energy
into
electrical
energy.
As
the
applications
of
TENG
devices
expand,
their
safety
and
reliability
becomes
priority,
particularly
where
there
is
risk
fire
or
spontaneous
combustion.
Flame‐retardant
materials
can
be
employed
address
these
concerns
without
compromising
performance
efficiency
TENGs.
The
primary
focus
this
review
on
flame‐retardant
materials,
including
polymers,
biomaterials,
liquid
aerogels,
carbon‐based
materials.
fundamental
properties
are
elucidated.
characteristics
each
material
type
described,
along
with
potential
boost
importance
flame
retardancy
in
advancing
technology
projected
from
its
usage
wearable
electronics,
self‐powered
sensors,
smart
textiles.
Current
challenges
such
as
compatibility,
fabrication
complexity,
environmental
addressed,
proposed
strategies
overcoming
them.
This
underscores
significance
strengthening
functionality
devices,
paving
way
widespread
adoption
across
various
industries.
Advanced Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Окт. 30, 2024
Abstract
The
past
decade
has
witnessed
remarkable
progress
in
high‐performance
Triboelectric
nanogenerators
(TENG)
with
the
design
and
synthesis
of
functional
dielectric
materials,
exploration
novel
dynamic
charge
transport
mechanisms,
innovative
architecture,
making
it
one
most
crucial
technologies
for
energy
harvesting.
High
output
density
is
fundamental
TENG
to
expand
its
application
scope
accelerate
industrialization;
depends
on
equilibrium
generation,
trapping,
de‐trapping,
migration
within
core
components.
Here,
this
review
classifies
summarizes
approaches
enhance
collection
layers.
milestone
high
reviewed
based
material
selection
mechanisms.
state‐of‐the‐art
principles
techniques
generating
suppressing
decay
are
discussed
highlighted
detail,
distinct
advanced
materials
preparation,
effective
excitation
strategy
emphatically
introduced.
Lastly,
bottleneck
future
research
priorities
boosting
summarized.
A
summary
these
cutting‐edge
developments
intends
provide
readers
a
deep
understanding
high‐output
TENG.
ACS Applied Materials & Interfaces,
Год журнала:
2024,
Номер
unknown
Опубликована: Сен. 12, 2024
Triboelectric
nanogenerators
(TENGs)
have
attracted
widespread
attention
as
a
promising
candidate
for
energy
harvesting
due
to
their
flexibility
and
high
power
density.
To
meet
diverse
application
scenarios,
highly
stretchable
(349%),
conductive
(1.87
S
m
The
development
of
a
high-performance
polymer
for
robust
droplet-based
triboelectric
nanogenerator
(RD-TENG)
is
crucial
sustainable
energy
harvesting
and
adaptive
sensing
applications
in
harsh
environments.
However,
achieving
thermal
chemical
stability
dielectrics
induction
electrodes
remains
challenge.
This
study
addresses
these
requirements
by
leveraging
the
intrinsic
properties
polyether
ether
ketone
(PEEK),
which
enables
semicrystalline
composites
integration
through
bonding
technique.
rigid
molecular
backbone
PEEK
crystalline
regions
formed
its
orderly
arrangement
impart
thermomechanical
stability.
Incorporating
multiwalled
carbon
nanotubes
allows
tailoring
low
surface
resistance
mechanical
reinforcement.
results
demonstrate
high
glass
transition
temperature
160
°C
structural
integrity
at
300
°C,
along
with
exceptional
durability
electrical
performance
under
long-term
salt
spray,
wide
pH
range,
organic
solvents.
work
offers
valuable
strategy
fabricating
RD-TENG
promotes
advancements
