ACS Nano,
Journal Year:
2024,
Volume and Issue:
18(35), P. 23912 - 23940
Published: Aug. 21, 2024
The
natural
water
cycle
on
the
Earth
carries
an
enormous
amount
of
energy
as
thirty-five
percent
solar
reaching
Earth's
surface
goes
into
water.
However,
only
a
very
marginal
part
contained
energy,
mostly
kinetic
large
volume
bulk
water,
is
harvested
by
hydroelectric
power
plants.
Natural
processes
in
cycle,
such
rainfall,
evaporation,
and
moisture
adsorption,
are
widespread
but
have
remained
underexploited
past
due
to
lack
appropriate
technologies.
In
decade,
emergence
hydrovoltaic
technology
has
provided
ever-increasing
opportunities
extend
technical
capability
for
harvesting
from
cycle.
Featuring
electricity
generation
mechanical-electric
coupling
at
water-solid
interface,
embraces
almost
all
dynamic
associated
with
including
raining,
waving,
flowing,
evaporating,
adsorbing.
This
versatility
dealing
various
forms
renders
solution
fossil
fuel-caused
environmental
problems.
Here,
we
review
current
progress
motion,
ambient
moisture.
Device
configuration,
conversion
mechanism
mediated
interfaces,
well
materials
selection
functionalization
discussed.
Useful
strategies
guided
established
mechanisms
device
optimization
then
covered.
Finally,
provide
outlook
this
emerging
field
outline
challenges
improving
output
performance
toward
potential
practical
applications.
Advanced Functional Materials,
Journal Year:
2023,
Volume and Issue:
33(45)
Published: July 4, 2023
Abstract
Triboelectric
probes
have
rapidly
developed
as
an
efficient
tool
for
understanding
contact
electrification
at
liquid–solid
interfaces.
However,
the
process
is
susceptible
to
interference
from
chemical
components
in
mixed
solutions,
severely
limiting
potential
applications
of
triboelectric
various
liquid
environments.
This
study
first
time
reports
a
probe
capable
sucrose
solution
concentration
sensing,
finding
that
dissolution
destroys
hydrogen
bond
network
between
water
molecules
and
forms
sucrose–water
bonds,
which
alters
fluid
mechanics
characteristics
enhances
its
conductivity,
thereby
reducing
droplet
size
causing
ion
charge
shielding
effect
significantly
affects
electron
transfer
electrification.
Owing
feedback
on
gradient‐type
sensing
electrical
signals,
was
achieved
(sensitivity
−0.0038%
−1
,
response
90
ms).
The
also
used
wireless
smart
terminal
enable
real‐time
detection
solution.
work
contributes
structure–function
relationship
micro
bonding
macro
performance,
provides
promising
building
sustainable
intelligent
sensors.
ACS Applied Materials & Interfaces,
Journal Year:
2024,
Volume and Issue:
16(4), P. 4763 - 4771
Published: Jan. 2, 2024
The
advent
of
liquid–solid
triboelectric
nanogenerators
(LS-TENGs)
has
ushered
in
a
new
era
for
harnessing
and
using
energy
derived
from
water.
To
date,
extensive
research
been
conducted
to
enhance
the
output
LS-TENGs,
thereby
improving
water
utilization
efficiency
facilitating
their
practical
application.
However,
contrast
intricate
chemical
treatment
methods
specialized
structures,
straightforward
operational
process
cost-effective
materials
are
more
conducive
widespread
adoption
LS-TENGs
applications.
This
work
presents
novel
method
by
increasing
contact
area.
approach
involves
creating
roughness
on
solid
surface
through
sandpaper
grinding,
which
is
simple
design
easy
operate
significantly
reduces
cost
experiment.
theory
applied
layer
commonly
used
LS-TENG,
demonstrating
its
universality
wide
applicability
improve
LS-TENG.
performance
device
demonstrated
charging
capacitor
external
load
driving
hygrometer
commercial
5
W
LED
light
bulb,
can
directly
up
300
light-emitting
diodes
(LEDs)
driven
drop
provides
optimization
contributes
application
LS-TENGs.
significant
step
forward
field
harvesting
utilization.
Applied Physics Letters,
Journal Year:
2022,
Volume and Issue:
121(21)
Published: Nov. 21, 2022
Drop
impact
on
solid
surfaces
widely
occurs
both
in
nature
and
engineering.
In
this
Perspective,
we
review
the
recent
advances
experimental,
theoretical,
numerical
investigations
of
drop
dynamics
surfaces.
The
relevant
theoretical
models
methods,
such
as
wetting
transition
volume-of-fluid
method,
are
briefly
described.
influences
key
factors
dynamics,
underlying
mechanisms
forces
energies,
examined.
Especially,
analyze
contact
time
for
a
impacting
surface
discuss
effective
strategies
to
tune
dynamic
behavior.
design
principles
functional
some
typical
applications
also
discussed.
Finally,
Perspectives
given
future
development
its
potential
diverse
engineering
fields.
InfoMat,
Journal Year:
2022,
Volume and Issue:
5(2)
Published: Dec. 8, 2022
Abstract
Rapid
iterations
of
sensing,
energy,
and
communication
technologies
transform
traditional
agriculture
into
standardized,
intensive,
smart
modern
agriculture.
However,
the
energy
supply
challenge
for
plentiful
sensors
or
other
microdevices
constraints
extensive
application
intelligent
in
Triboelectric
nanogenerator
(TENG),
which
efficiently
converts
mechanical
electrical
through
contact
electrification
electrostatic
induction,
is
considered
a
promising
way
to
build
next‐generation
networks.
By
harvesting
low‐frequency
from
agricultural
environment,
including
wind,
rain,
water
flow
TENGs
can
be
strong
contender
distributed
power
microdevice
networks
In
addition,
highly
customizable
combined
with
enable
self‐powered
monitoring
production
strategy
adjustment.
deeply
exploring
potential
TENG
agriculture,
it
conducive
further
promoting
unmanned
production,
refinement,
intelligence
enhancing
agriculture's
ability
combat
natural
risks.
image
Advanced Energy Materials,
Journal Year:
2023,
Volume and Issue:
13(47)
Published: Nov. 1, 2023
Abstract
With
the
rapid
development
of
Internet
Things
(IoTs),
numerous
distributed
wide‐area
low‐power
electronic
devices
have
been
utilized
in
various
fields,
such
as
wireless
monitoring
sensors
and
wearable
electronics.
Due
to
dispersion
mobility
microelectronic
devices,
their
energy
supply
faces
serious
challenges.
The
inconvenience
non‐environmental
friendliness
using
traditional
centralized
low
entropy
chemical
batteries
power
are
becoming
increasingly
prominent.
Environmental
harvesting
technology
with
high
characteristics
is
considered
an
effective
solution
for
devices.
This
paper
comprehensively
reviews
recent
progress
technologies
based
on
signal
sensing.
First,
state‐of‐the‐art
micro‐power
humans,
animals,
environment
introduced.
Secondly,
available
micro‐energy
sources
environmentare
elaborated
summarized.
Then,
principles
ambient
microenergy
different
mechanisms
classified,
summarized,
analyzed.
In
addition,
this
work
summarizes
applications
self‐powered
micro‐electronics
11
including
human,
animal,
environment.
Finally,
research
challenges,
technical
difficulties,
gaps
microelectronics
discussed
Small,
Journal Year:
2023,
Volume and Issue:
19(37)
Published: May 7, 2023
Droplet-based
triboelectric
nanogenerators
(D-TENGs)
have
recently
gained
much
attention
due
to
their
great
potential
in
harvesting
energy.
However,
the
output
performance
of
conventional
single-electrode
droplet-based
TENGs
is
limited
owing
low
induced
electrification
efficiency.
The
asymmetric
distribution
electric
fields
on
both
sides
electrode
edge
enhances
electrostatic
induction
process
and
improves
D-TENG.
Herein,
an
electrification-enhanced
nanogenerator
(IED-TENG)
developed
effectively
enhance
by
simultaneously
optimizing
structure
dynamics
water
droplet.
One
droplet
falling
from
a
height
30
cm
results
-70
V
voltage
-6
µA
short-circuit
current,
which
70
times
20
full-inductive-electrode
mode,
respectively.
working
principle
relationship
between
signal
are
analyzed
detail.
Moreover,
peak
can
reach
-110
V,
current
get
-140
using
power
generation
multiple
droplets.
present
protocol
provides
easy
reproducibility
strategy
energy
sensing
areas.
ACS Energy Letters,
Journal Year:
2024,
Volume and Issue:
9(4), P. 1431 - 1439
Published: April 3, 2024
Due
to
the
advantages
of
simple
structure
and
flexibility
for
energy
harvesting,
tube
liquid–solid
triboelectric
nanogenerator
(TLS-TENG)
has
attracted
much
attention.
However,
TLS-TENG
is
limited
by
low
output
power
due
its
surface
charge
density
transfer
efficiency.
Herein,
space
volume
effect
proposed
in
TLS-TENG,
(SVE-TLS-TENG)
constructed
with
a
great
enhancement
performance.
Through
effect,
open-circuit
voltage
(Uoc),
short-circuit
current
(Isc),
(Qtc)
SVE-TLS-TENG
can
be
improved
3.5
times,
2.3
2
respectively.
The
not
only
boasts
high
performance
harvesting
low-frequency
high-entropy
motion
energy,
but
displacement
also
serve
as
compact
signal
generator
underwater
wireless
communication.
offer
new
insight
design
large-scale
application
LS-TENG.
Nature Communications,
Journal Year:
2024,
Volume and Issue:
15(1)
Published: July 17, 2024
Abstract
Electronic
skins
with
deep
and
comprehensive
liquid
information
detection
are
desired
to
endow
intelligent
robotic
devices
augmented
perception
autonomous
regulation
in
common
droplet
environments.
At
present,
one
technical
limitation
of
electronic
is
the
inability
perceive
sliding
as
realistically
humans
give
feedback
time.
To
this
critical
challenge,
work,
a
self-powered
bionic
skin
proposed
by
constructing
an
ingenious
co-layer
interlaced
electrode
network
using
overpass
connection
method.
The
used
for
environment
reconnaissance
converts
various
dynamic
behaviors
into
electrical
signals
based
on
triboelectricity.
More
importantly,
two-dimensional
behavior
droplets
comprehensively
perceived
e-skin
visually
fed
back
real-time
indicator.
Furthermore,
flow
direction
warning
closed-loop
control
water
leakage
also
achieved
e-skin,
achieving
effect
human
neuromodulation.
This
strategy
compensates
limitations
sensing
greatly
narrows
gap
between
artificial
e-skins
perceiving
functions.
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
34(36)
Published: March 3, 2024
Abstract
As
large‐area
and
optically
transparent
photon
harvesting
devices,
luminescent
solar
concentrators
(LSCs)
are
promising
candidates
for
building‐integrated
photovoltaics
owing
to
their
high
transmittance
resistance
shadowing
effects
existing
in
cells.
Up
now,
there
still
many
challenges
the
practical
application
of
LSCs:
1)
Reabsorption
loss
is
inevitable
during
photoluminescence
transmission
due
indirect
illumination
cells
LSC
system.
2)
Satisfactory
energy
cannot
be
achieved
rainy
conditions
substantial
attenuation
incident
light
intensity.
3)
Evaporation
residue
on
surface
LSCs
leads
device
performance
degradation.
Pioneering
researches
feasible
strategies
reabsorption
suppression,
days
as
well
self‐cleaning
property
lacking
demonstration.
In
this
work,
suppressed
based
advanced
structural
with
universally
applicable
optical
spacer
layer.
Then
integrated
droplet‐based
electricity
generator
(DEG)
proposed
first
time.
Such
DEG‐LSCs
not
only
realize
synergistic
raindrop
energy,
but
also
possess
properties.
Finally,
a
self‐powered
temperature
humidity
sensing
system
designed
demonstrated
provide
ideas
intelligent
buildings.