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.
ACS Energy Letters,
Год журнала:
2024,
Номер
9(6), С. 2670 - 2676
Опубликована: Май 10, 2024
The
droplet
triboelectric
nanogenerator
(D-TENG)
converts
mechanical
energy
into
electricity
through
contact
electrification
and
electrostatic
induction
at
the
liquid–solid
interface.
device's
efficiency
is
significantly
influenced
by
surface
molecular
structure
of
its
layer.
By
applying
a
fluorosilane
modification,
we
enhanced
sites
improved
electron
transfer
between
water
molecules
layer,
leading
to
high-performance
D-TENG.
This
modification
allowed
potential
modified
PTFE
reach
85%
maximum
with
just
five
droplets,
generating
charges
80
500
nC
deionized
tap
respectively.
These
results
surpass
those
similar
harvesting
devices.
successful
mechanism
was
confirmed
first-principles
dynamics,
suggesting
our
approach
could
be
broadly
applicable
improving
other
nanogenerators.
Abstract
Electrochromic
(EC)
technology
has
been
regarded
as
a
promising
energy‐saving
in
various
applications,
including
smart
windows,
displays,
thermal
management,
rear
views,
etc.
Benefiting
from
the
progress
electrochromic
material
synthesis,
electrode
fabrication,
and
device
configuration
design,
focus
community
gradually
shifted
to
multifunctional
devices
(ECDs)
era
of
Internet
Things.
Multifunctional
ECDs,
such
energy
storage
devices,
multi‐color
deformable
have
showcased
ability
expand
potential
applications.
In
this
review,
available
configurations,
performance
indexes
advanced
characterization
techniques
for
ECDs
are
introduced
classified
accordingly.
The
applications
storage,
multicolor
self‐chargeable
actuators,
etc.,
exemplified.
future
development
trends
perspectives
also
overlooked.
aim
review
is
guide
inspire
further
efforts
exploration
novel
ECDs.
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 6, 2025
Abstract
The
droplet
triboelectric
nanogenerator
(D‐TENG)
harnesses
energy
from
natural
water
droplets,
though
its
performance
and
lifespan
can
be
compromised
by
contamination
on
the
functional
layer.
Water
molecules
have
a
strong
affinity
for
polymer
surfaces,
which
increases
surface
tension
sliding‐off
angle,
leading
to
greater
adhesion.
As
these
droplets
evaporate,
they
leave
behind
residues,
such
as
calcium
(Ca)
magnesium
(Mg)
salts,
that
obscure
surface,
thereby
diminishing
electrification
area
altering
dynamics—resulting
in
decreased
electrical
output.
This
study
presents
micro‐nanostructured
D‐TENG
with
advanced
anti‐fouling
capabilities.
By
adding
layer
of
metal
nanoparticles
followed
ion
etching
fluorination
grafting,
retention
accumulation
are
effectively
minimized.
demonstrates
fourfold
increase
output
compared
predecessor.
Following
10
000
interactions,
original
drops
53%,
whereas
variant
only
experiences
7%
reduction.
These
enhancements
provide
significant
insights
applications
contribute
development
strategies.
Abstract
Functionalized
nanochannels
can
convert
environmental
thermal
energy
into
electrical
by
driving
water
evaporation.
This
process
involves
the
interaction
between
solid–liquid
interface
and
natural
The
evaporation‐driven
potential
effect
is
a
novel
green
capture
technology
that
has
wide
range
of
applications
does
not
depend
on
geographical
location
or
conditions,
it
generate
power
as
long
there
water,
light,
heat.
However,
suitable
materials
structures
are
needed
to
harness
this
for
generation.
MOF
an
emerging
field
evaporation
generation,
but
still
many
challenges
overcome.
work
uses
MOF‐801,
which
high
porosity,
charged
surface,
hydrophilicity,
enhance
output
performance
It
produce
open
circuit
voltage
≈2.2
V
short
current
≈1.9
µA.
simple
structure,
easy
preparation,
low‐cost
readily
available
materials,
good
stability.
operate
stably
in
environments
with
practical
value.
ACS Applied Materials & Interfaces,
Год журнала:
2024,
Номер
16(43), С. 58029 - 58059
Опубликована: Окт. 16, 2024
Nowadays,
the
liquid–solid
triboelectric
nanogenerator
(L-S
TENG)
has
gained
much
attention
among
researchers
because
of
its
ability
to
be
a
part
self-powering
technology
by
harvesting
ultra-low-frequency
vibration
in
environment.
The
L-S
TENG
works
with
principle
contact
electrification
(CE)
and
electrostatic
induction,
which
CE
takes
place
between
solid
liquid.
exact
mechanism
behind
at
interface
is
still
debatable
topic
many
physical
parameters
both
liquid
layers
contribute
this
process.
In
device,
water
or
solvents
are
commonly
used
as
layers,
for
their
wettability
over
layer
plays
significant
role.
Hence,
review
extensively
focused
on
influence
surfaces
corresponding
impact
output
performance
TENGs.
present
starts
introducing
TENG,
that
contributes
interface,
significance
hydrophobic
materials/surfaces
devices,
fabrication
methods.
Further,
angle
electron/ion
transfer
various
been
analyzed.
Finally,
challenges
future
prospects
utilization
superhydrophobic
context
TENGs
have
included.
This
serves
foundation
research
aimed
optimizing
inspiring
new
approaches
material
design
multifunctional
energy-harvesting
systems.
Abstract
Water
evaporation–induced
electricity
generators
(WEGs)
are
regarded
as
one
of
the
most
promising
solutions
for
addressing
increasingly
severe
environmental
pollution
and
energy
crisis.
Owing
to
potential
carbon
emission
in
preparation
process
WEGs,
whether
WEG
represents
a
clean
generation
technology
is
open
question.
Here,
brand‐new
strategy
proposed
manufacturing
negative
(CWEG).
In
this
strategy,
microalgae
film
used
interface
WEG,
which
achieves
stable
open‐circuit
voltage
(V
oc
)
0.25
V
short‐circuit
current
(I
sc
3.3
µA.
Since
can
capture
dioxide
during
its
growing
process,
CWEG
holds
great
promise
generate
without
emissions
full
life
cycle
compared
with
other
WEGs.
To
best
author's
knowledge,
first
work
using
films
fabricate
WEG.
Therefore,
it
believed
that
not
only
provides
new
direction
designing
high‐efficiency
eco‐friendly
but
also
offers
an
innovative
approach
resource
utilization
microalgae.
Advanced Sustainable Systems,
Год журнала:
2024,
Номер
unknown
Опубликована: Ноя. 25, 2024
Abstract
The
demand
for
sustainable
energy
resources
to
power
sensor
networks
such
as
consumer
electronics,
agricultural
technologies,
digital
forest
management,
and
home
automation
is
rapidly
increasing.
There
are
sustainability
challenges
consider,
where
waste
waterproof
textiles
critical
encourage
the
development
of
a
circular
economy
in
new
technologies.
This
present
work
focuses
on
utilization
direct
design
two
types
triboelectric
nanogenerator
(TENG),
which
include
liquid‐solid
based
TENG
(L‐S
TENG)
flapper‐type
TENG.
bottom
electrode
configuration
L‐S
single
electric
mode
working
mechanism
considered
Waste
can
lead
possible
expansion
material
harvesters.
raincoat
textile‐based
(L‐STENG‐R)
able
generate
0.5
V
at
tilt
angle
50
degrees
0.41
nW.
TENGs
discarded
further
utilized
demonstrate
their
phase
change
sensing,
along
with
wind
water
harvesting.
approach
focus
decreasing
lower
dependency
traditional
support
environmentally
responsible
alternatives.
