RSC Advances,
Journal Year:
2024,
Volume and Issue:
14(26), P. 18832 - 18837
Published: Jan. 1, 2024
Water
evaporation-induced
electricity
generators
are
considered
a
promising
green
energy-harvesting
technology
to
alleviate
the
increasingly
serious
fossil
energy
crisis.
Previous
water
mainly
focused
on
single
component
carbon
black,
limiting
improvements
in
output.
At
present,
there
relatively
few
studies
multi-component
black
for
improving
electricity-generation
performance.
Herein,
inspired
by
plant
transpiration,
we
designed
fabric-based
generator
(FWEG)
based
which
can
maintain
voltage
of
0.65
V
more
than
48
h.
Through
synergistic
effect
black-enhanced
oxygen-containing
functional
density,
FWEG
generate
an
enhanced
output
current
61.61
μA
without
any
additional
input.
Moreover,
show
that
be
integrated
readily
charge
commercial
capacitors
or
directly
power
LED
lights
and
calculators
long
time.
This
work
provides
new
insights
designing
high-performance
hydrovoltaic
sustainable
harvesting.
Energy & Environmental Science,
Journal Year:
2024,
Volume and Issue:
17(11), P. 3700 - 3738
Published: Jan. 1, 2024
Fluid-based
triboelectric
nanogenerators
(F-TENGs)
represent
a
cutting-edge
technology
that
leverages
fluids
as
contact
medium
to
harness
renewable
energy
through
electrification
(CE)
and
electrostatic
induction.
Advanced Science,
Journal Year:
2024,
Volume and Issue:
11(13)
Published: Jan. 19, 2024
Heat
dissipation
performance
is
crucial
for
the
operational
reliability
of
industrial
equipment,
which
can
be
monitored
by
detecting
wind
or
airflow
temperature
radiator.
The
emergence
triboelectric
nanogenerators
(TENGs)
provides
new
routes
energy
harvesting
and
self-powered
sensing.
Herein,
a
rotary
wind-driven
nanogenerator
(RW-TENG)
with
soft-contact
working
mode
newly
designed
to
achieve
tunable
contact
areas
utilizing
reliable
thermal
response
NiTi
shape
memory
alloy
(SMA)
air/wind
temperature.
RW-TENG
generate
different
outputs
under
air
stimulation
speeds
temperatures,
demonstrated
as
power
source
online
monitoring
sensors,
speed
sensing,
monitoring.
Specifically,
sensor
sensitivity
0.526
µA
m-1
s
between
2.2
19.6
m
s-1,
device
high
temperature,
show
relatively
short
time
(109
s),
strong
anti-interference
ability
outstanding
long-term
durability.
This
study
introduces
an
innovative
route
real-time
detection
in
wind-cooled
showing
broad
application
prospects
information
perception
intelligent
sensing
IoTs.
Advanced Energy Materials,
Journal Year:
2024,
Volume and Issue:
14(23)
Published: March 26, 2024
Abstract
The
triboelectric
nanogenerator
(TENG)
holds
significant
potential
for
applications
in
energy
harvesting
and
environment
monitoring.
However,
a
notable
challenge
lies
developing
combined
system
capable
of
efficiently
providing
real‐time
self‐powered
sensing.
Here,
wind
speed
sensing
(EHSS)
is
constructed
based
on
noncontact
electricity‐induced
constant‐voltage
TENG
(EICV‐TENG)
that
achieves
constant
output
by
coupling
two
different
phases
incorporates
parasitic
module
single
phase.
Through
the
optimization
integration,
EICV‐TENG
current
density
28.7
mA
m
−2
an
average
power
0.26
W
Hz
−1
.
With
optimal
management,
efficiency
reaches
up
to
96%.
And
can
stably
32
commercial
hygrothermographs
connected
parallel
with
PMC
at
7
s
In
addition,
EHSS
demonstrates
excellent
performance
correlation
between
peak
number
pulse
phase
speeds.
This
work
contributes
advancement
technology
context
Internet
Things
(IoTs).
Applied Physics Letters,
Journal Year:
2025,
Volume and Issue:
126(5)
Published: Feb. 3, 2025
The
electricity
generation
of
triboelectric
nanogenerators
(TENGs)
originates
from
charge
transfer
enabled
by
contact
electrification.
However,
the
inherent
barrier
between
two
contacting
surfaces
hampers
transfer.
There
are
mainly
four
ways
to
promote
triboelectrification
TENGs.
While
synergy
among
them
has
never
been
achieved.
Herein,
we
reported
an
effective
strategy
boost
efficiency
synergizing
strong
ferroelectric
polarization
and
high
permittivity
embedded
lead
zirconate
titanate
fillers.
influence
interfacial
intensity
dielectric
permittivity,
as
well
corona
poling,
on
composite
film
was
systematically
investigated.
Notably,
switching
direction
renders
increase
(207%)
or
a
decrease
(71%)
in
output
comparison
with
non-poled
counterpart.
Theoretical
modeling
established
combining
Kelvin
probe
force
microscopy
characterization
electron
cloud
overlap
energy
band
derivation.
This
work
not
only
offers
unprecedented
insight
into
fundamental
mechanism
but
also
opens
up
possibility
development
next-generation
wearable
electronics.
ACS Applied Nano Materials,
Journal Year:
2024,
Volume and Issue:
7(13), P. 15478 - 15487
Published: June 24, 2024
Self-powered
sensors
are
an
important
application
development
direction
of
nanogenerators.
The
fully
self-powered
systems
that
do
not
rely
on
traditional
energy
such
as
mains
power
or
batteries
is
great
value
to
the
future
design
loT.
Such
system
easy
task
due
detailed
calculation
multiple
units'
consumption
combined
with
smart
minimizing
total
full
design.
By
converting
wind
into
electrical
and
designing
indication
simultaneously
utilizes
this
energy,
we
completed
a
sensing
transduce
strength
high-speed
rail.
sensor
part
modulus
pleated
elastomer
at
same
time
achieves
pressure-LED
indication.
circuit
simplified
by
dropping
control
chips,
decreasing
consumption,
increasing
reliability.
This
crumple
has
faster
activation
speed
than
other
cup
can
sense
force
when
train
passes
protect
canopy
structure.
presents
ideas
for
designs
systems.
Advanced Energy Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: April 4, 2024
Abstract
The
paper
extensively
explores
moisture‐induced
charge
decay
in
tribo‐materials,
addressing
generation
fundamentals
and
overcoming
strategies.
Triboelectric
effect
contact
electrification
models
are
discussed,
with
corona
charging
hydro‐charging
as
effective
methods.
Moisture‐induced
adverse
effects,
such
swelling
dissipation,
outlined.
Electronegativity
dangling
bonds'
roles
traps
explored,
along
the
impact
of
functionalities
on
materials.
Various
strategies,
including
hydrophobic
surfaces,
crystalline
phases,
water‐reactive
materials,
proposed
to
counter
moisture
effects.
Tribo‐materials
currently
applied
energy,
sensors,
environment,
healthcare,
potential
smart
skin
sensors
implantable
devices.
Overcoming
challenges,
high
density
durability,
can
lead
breakthroughs,
expanding
applications
harsh
environments
like
underwater
temperatures.
