Advanced Energy Materials,
Journal Year:
2023,
Volume and Issue:
13(32)
Published: July 4, 2023
Abstract
The
electrification
of
transportation
in
the
past
few
decades
has
sparked
retirement
lithium‐ion
batteries
(LIBs)
which
hinders
sustainability
derived
from
environmental
impact
and
valuable
elements
loss
through
improper
disposal.
challenges
recycling
spent
LIB
are
contamination,
complicated
processes,
massive
chemical/energy
consumption,
secondary
pollution.
Here,
a
material
energy
dual
circulations
method
is
proposed
for
closed‐loop
sustainably
components
LIBs.
In
circulation,
cathode,
anode,
accessories,
like
castings,
aluminum‐plastic
films,
binders,
recycled
by
electrochemical
dual‐electrode
technology
to
regenerate
LIBs
fabricate
triboelectric
nanogenerator
(TENG).
fabricated
TENG
converts
ambient
wind
into
electricity
continuously
power
circulation
forming
self‐powered
system.
This
system
shows
high
element
selectivity
(Li,
99.7%;
Ni,
96.1%;
Co,
97.3%;
Mn,
97.2%),
self‐powering,
simplified
treating
procedure,
profit,
makes
it
feasible
commercial
application.
Advanced Energy Materials,
Journal Year:
2023,
Volume and Issue:
13(29)
Published: June 19, 2023
Abstract
The
Artificial
Intelligence
of
Things
(AIoT)
connects
everything
with
intelligence,
while
the
increase
in
energy
consumption
generated
by
numerous
electronic
devices
puts
forward
an
impending
demand
on
power
supply.
Energy
harvesting
technology
has
emerged
as
a
compelling
innovation
for
net
zero
emissions
supply
AIoT.
Although
significant
advances
have
been
witnessed
harvesting,
some
issues
such
poor
electrical
output,
weak
environmental
adaptability,
and
low
reliability
are
difficult
to
satisfactorily
resolve.
Mechanical
intelligent
can
be
defined
system
identifying
external
excitation
or
its
own
state
reacting
it,
rather
than
relying
sensing
elements
central
controller
certain
adaptive
programmed
functions.
functions
exhibit
great
potential
solving
above‐mentioned
that
seriously
restrict
development
technology.
Here,
generalized
definition
mechanical
is
given
critically
design
methodology
elaborated.
typical
reported
systems
characteristics
intelligence
reviewed.
key
research
directions
discussed.
expected
revolutionize
energy‐harvesting
pave
way
applications.
Energy & Environmental Science,
Journal Year:
2023,
Volume and Issue:
16(9), P. 3873 - 3884
Published: Jan. 1, 2023
A
self-powered
system
composed
of
an
electrochemical
recycling
reactor
and
a
triboelectric
nanogenerator
is
proposed
for
spent
lithium-ion
battery
with
the
advantages
high
purity,
self-powering,
simplified
procedure,
profit.
Nature Communications,
Journal Year:
2024,
Volume and Issue:
15(1)
Published: Aug. 2, 2024
Energy
management
strategy
is
the
essential
approach
for
achieving
high
energy
utilization
efficiency
of
triboelectric
nanogenerators
(TENGs)
due
to
their
ultra-high
intrinsic
impedance.
However,
proven
in
practical
applications
remains
low,
and
output
regulation
functionality
still
lacking.
Herein,
we
propose
a
detailed
transfer
extraction
mechanism
addressing
voltage
charge
losses
caused
by
crucial
switches
circuits.
The
conversion
increased
8.5
times
through
synergistical
optimization
TENG
switch
configurations.
Furthermore,
TENG-based
power
supply
with
storage
regularization
functions
realized
system
circuit
design,
demonstrating
stable
powering
electronic
devices
under
irregular
mechanical
stimuli.
A
rotating
that
only
works
21
s
can
make
hygrothermograph
work
stably
417
s.
Even
hand
driving,
various
types
TENGs
consistently
provide
such
as
calculators
mini-game
consoles.
This
provides
an
in-depth
between
circuits,
also
addresses
technical
challenge
converting
unstable
into
usable
electricity
field.
Effective
enable
realistic
applications.
Here,
authors
optimize
configurations
improve
design
functionalities.
Nature Communications,
Journal Year:
2024,
Volume and Issue:
15(1)
Published: July 20, 2024
Abstract
The
monitoring
of
currents
in
the
abyssal
ocean
is
an
essential
foundation
deep-sea
research.
state-of-the-art
current
meter
has
limitations
such
as
requirement
a
power
supply
for
signal
transduction,
low
pressure
resistance,
and
narrow
measurement
range.
Here,
we
report
fully
integrated,
self-powered,
highly
sensitive
system
which
ultra-sensitive
triboelectric
nanogenerator
harvests
energy
self-powered
sensing
tiny
motions
down
to
0.02
m/s.
Through
unconventional
magnetic
coupling
structure,
withstands
immense
hydrostatic
exceeding
45
MPa.
A
variable-spacing
structure
broadens
measuring
range
0.02–6.69
m/s,
67%
wider
than
that
commercial
alternatives.
successfully
operates
at
depth
4531
m
South
China
Sea,
demonstrating
record-deep
operations
nanogenerator-based
sensors
environments.
Our
results
show
promise
sustainable
with
higher
spatiotemporal
resolution.
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.
Cell Reports Physical Science,
Journal Year:
2024,
Volume and Issue:
5(7), P. 102048 - 102048
Published: June 13, 2024
Differing
from
the
traditional
view
that
power
frequency
electric
field
is
always
considered
a
negative
phenomenon,
here
we
report
concept
uses
directly
as
an
energy
source
to
generate
sensing
signals.
To
demonstrate
this,
integrated
bionic
perception
and
transmission
nerve
device
(BPTND)
based
on
developed.
The
BPTND
can
effectively
simulate
sensory
nervous
systems
by
integrating
perception,
recognition,
functions
detect
transmit
positional
information
of
mechanical
stimulation.
Results
shows
advantages
simple
preparation,
low
cost,
fast
response,
strong
shape
self-adaptation,
mechanism,
anti-interference
ability.
successfully
applied
automobile
unmanned
aerial
vehicle
control
hydraulic
quadruped
robot
leg
motion
control.
This
expected
guide
development
various
new
forms
modules
in
future.
