Advanced Functional Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 17, 2024
Abstract
The
rapid
rise
of
triboelectric
nanogenerators,
an
innovative
technology
for
low‐frequency
energy
harvesting
and
self‐powered
sensing,
has
increased
the
interest
in
high‐performance
materials.
Enhancing
surface
charge
density
via
dielectric
modulation
is
essential
nanogenerators.
As
most
abundant
biopolymer
on
earth,
cellulose
remarkable
properties
such
as
excellent
mechanical
strength,
thermal
stability,
tunable
chemistry,
indicating
its
significant
application
potential
design
fabrication
Owing
to
unique
multiscale
structure
processability,
holds
substantial
promise
modulation.
This
review
aims
provide
comprehensive
insights
into
rational
tailored
preparation
cellulosic
materials
with
optimal
constants.
First,
exceptional
advantages
are
interpreted.
A
investigation
confinement‐modulated
encompassing
molecules,
dipoles,
fibers
along
their
dipoles
undertaken
significance
interfacial
polarization
explored.
Furthermore,
emerging
applications
superior
including
harvesting,
medical
smart
monitoring
systems,
described.
Finally,
challenges
future
opportunities
summarized.
Advanced Functional Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Авг. 30, 2024
Abstract
Drawing
inspiration
from
nature
has
served
as
a
crucial
driving
force
behind
human
progress,
enabling
groundbreaking
advancements
and
cross‐disciplinary
integration
through
the
emulation
of
biological
superhydrophobic
phenomena.
Bioinspired
triboelectric
materials
stand
out
among
advanced
due
to
their
unique
hydrophobic
properties,
exceptional
moisture
resistance,
remarkable
electrical
performance.
However,
inherent
complexity
natural
phenomena
need
for
refinement
in
bioinspired
design
pose
significant
challenges
development
materials.
This
comprehensive
review
delves
into
perspectives
theoretical
underpinnings,
fabrication
strategies,
cutting‐edge
applications.
Rooted
interaction
mechanisms
between
water
molecules
materials,
importance
enhanced
properties
is
elucidated.
A
systematic
overview
materials’
construction
strategies
presented,
offering
fresh
insights
application
high‐performance
nanogenerators
(TENGs).
Finally,
current
untapped
opportunities
are
summarized
fully
unlock
potential
applications
TENGs.
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 9, 2025
Abstract
Utilizing
ubiquitous
fog
to
engineer
a
dual‐function
device
that
integrates
harvesting
and
hydro‐to‐electricity
conversion,
thereby
overcoming
geographical
hydrological
constraints,
provides
an
opportunity
promote
sustainable
freshwater
electricity
supply.
However,
inefficiency
remains
the
key
challenge
advancement
of
energy
development
practical
applications.
Herein,
bio‐inspired
(BDFD)
integrating
efficient
solid‐liquid
triboelectricity
nanogenerator
is
developed.
Specifically,
biomimetic
fog‐water
collector
(BFWC)
designed
inspired
by
excellent
fog‐catching
capability
Cactus
ultra‐fast
water
transport
Sarracenia.
BFWC
then
combined
with
triboelectric
develop
BDFD.
Additionally,
mechanism
which
structural
parameters
influence
mist
condensation
revealed.
The
effects
height,
angle,
frequency
condensate
droplets
on
power
generation
performance
are
also
systematically
investigated.
Remarkably,
achieved
collection
efficiency
48940
mg
cm
−2
h
−1
,
305%
improvement
over
non‐bionic
samples.
Meanwhile,
transfer
charge
quantified
at
28.9
nC,
demonstrating
BDFD
can
efficiently
convert
mechanical
condensed
droplet
into
electrical
energy.
Therefore,
this
bionic
strategy
enhances
atmospheric
utilization
apparatus
offers
prospects
for
mitigating
deficiencies
in
resources.
Nano Letters,
Год журнала:
2024,
Номер
24(36), С. 11319 - 11326
Опубликована: Авг. 29, 2024
Biomimetic
engineering
surfaces
featuring
heterogeneous
wettability
are
vital
for
atmospheric
water
harvesting
applications.
Existing
research
predominantly
focuses
on
the
coordinated
regulation
of
surface
through
structural
and
chemical
modifications,
often
overlooking
prevalent
triboelectric
charge
effect
at
liquid–solid
interface.
In
this
work,
we
designed
a
by
strategic
masking
activated
its
latent
using
brushes,
thereby
enhancing
removal
renewal
droplets.
By
examining
dynamic
evolution
droplets,
mechanism
enhancement
in
collection
efficiency
is
elucidated.
Leveraging
inherent
interaction,
fog
capacity
can
be
augmented
29%
activating
system
5
s
every
60
s.
Consequently,
advancement
charge-enhanced
technology
holds
both
theoretical
practical
significance
overcoming
limitations
traditional
regulation.
Advanced Functional Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Окт. 27, 2024
Abstract
Extracting
water
from
air
offers
a
promising
route
to
address
the
global
challenge
of
scarcity.
However,
bionic
engineering
surfaces
for
harvesting
often
struggle
with
efficiently
coordinating
droplet
nucleation
and
desorption.
The
recently
emerging
triboelectric
effect
at
liquid–solid
interface
novel
approach
developing
fog
surfaces.
In
this
study,
inspired
by
Namib
Desert
beetles
lotus
leaves,
biomimetic
superhydrophobic
surface
nanoscale
hydrophilic
domains
is
prepared
via
interfacial
self‐assembly,
exhibiting
heterogeneous
wettability
effective
harvesting.
essence
self‐assembly
lies
in
synergy
non‐covalent
interaction
forces,
driving
nanoparticles
into
micro‐nano
hierarchical
structures,
thereby
regulating
increasing
potential
sites.
Additionally,
can
directly
utilize
charges
facilitate
migration.
be
generated
flexible
mechanical
input
induced
walking,
which
enhances
mass
transfer,
rapidly
improving
removal
achieving
39.02%
increase
efficiency.
This
study
has
opened
up
new
breakthrough
design
portable
efficient
systems.
Abstract
Triboelectric
nanogenerator
(TENG)
as
an
environmental
energy
recovery
and
harvesting
technology
has
attracts
much
attention.
However,
the
improvement
of
TENG's
output
performance
becomes
one
core
issues.
And
modification
triboelectric
materials
may
be
effective
approach.
Here,
two
metal–organic
framework
(MOF)
namely
TIFSIX‐2‐Cu‐i
Cu(Qc)
2
are
synthesized,
influence
different
organic
ligands
on
electromechanical
conversion
TENG
is
investigated
by
starting
from
intrinsic
structure
MOFs.
With
polydimethylsiloxane
(PDMS)@TIFSIX‐2‐Cu‐I
PDMS@Cu(Qc)
layer,
electrical
increases
4.5
times
3
times,
respectively.
Meanwhile,
a
double
dielectric
layer
composite
proposed
to
further
improve
TENG.
Accordingly,
MOF‐TENG
with
shows
maximum
power
density
0.12
mW
cm
−2
,
which
6.3
than
that
original
Based
designed
management
circuit,
exhibits
good
supply
capability
can
sustainably
small
electronics
just
human
mechanical
energy.
This
work
proposes
new
strategy
promote
development
self‐powered
or
systems.
Engineered
surfaces
play
a
vital
role
in
various
fluid
applications,
serving
specific
functions
such
as
self-cleaning,
anti-icing,
thermal
management,
and
water
energy
harvesting.
In
nature,
biological
surfaces,
particularly
those
displaying
physiochemical
heterogeneity,
showcase
remarkable
behaviors
functionalities,
offering
valuable
insights
for
artificial
designs.
this
Review,
we
focus
on
exploring
the
fascinating
phenomena
observed
natural
manipulation
of
fluids
bioengineered
with
particular
emphasis
droplets,
liquid
flows,
vapor
flows.
We
delve
into
fundamental
principles
governing
symmetric
motion
homogeneous
directed
heterogeneous
surfaces.
discuss
surface
design
strategies
tailored
to
different
scenarios,
outlining
strengths
limitations
engineered
applications.
Additionally,
challenges
faced
by
real-world
applications
are
put
forward.
By
highlighting
promising
research
directions,
hope
stimulate
advancements
bioinspired
engineering
science,
paving
way
future
developments.
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
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 13, 2025
Abstract
In
response
to
the
growing
global
energy
and
water
resource
demands,
researchers
have
been
exploring
innovative
solutions.
Inspired
by
Callistemon
viminalis
trend
of
multifunctional
structures,
a
novel
aluminum‐based
rotational
structure
with
spine
array
has
developed
efficiently
collect
fog
generate
energy.
This
advanced
features
360°
distribution
spines
curvature
gradient
superhydrophobic
surface,
enabling
omnidirectional
collection
while
harnessing
motion
produce
electricity.
It
achieves
an
impressive
rate
9000
mg·cm
−2
·h
−1
,
electrical
output
0.62
V
7.2
mA
at
flow
speed
7
mph.
Compared
untreated
pure
aluminum
sheet,
its
efficiency
enhanced
87.5%.
Furthermore,
this
demonstrates
excellent
durable
performance
after
multiple
uses,
ensuring
practical
application.
Therefore,
innovation
paves
way
for
more
effective
collection,
offering
valuable
insights
sustainable
production
resources.
