ACS Applied Materials & Interfaces,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 3, 2025
Charge
excitation
is
a
key
method
to
enhance
the
output
of
floating
rotary
triboelectric
nanogenerator
(FR-TENG).
However,
most
current
research
focuses
on
improving
surface
charge
density
single
material,
neglecting
strategy
simultaneously
increasing
two
materials
with
opposite
polarities
potential
difference.
Here,
we
propose
coinjecting
positive
and
negative
charges
using
voltage-multiplying
circuit
(VMC),
applied
self-excited
TENG
(FSR-TENG).
The
VMC
injects
into
adjacent,
nonconductive
electrode
groups
stator.
This
increases
difference
between
groups,
thereby
effectively
enhancing
device's
output.
Compared
FR-TENG,
transferred
increase
by
341%
421%,
respectively.
work
provides
an
innovative
for
maximizing
rotational
TENGs
can
be
easily
other
types
TENGs.
Materials Chemistry Frontiers,
Год журнала:
2024,
Номер
unknown
Опубликована: Янв. 1, 2024
This
review
summarizes
the
properties
of
stretchable
hydrogels
and
their
optimization
for
TENGs
in
on-skin
electronics,
highlighting
applications
addressing
challenges
related
to
durability
user
comfort.
Abstract
Advances
in
research
electronic
textiles
(E‐textiles)
that
primarily
cater
to
wearable
sensing
technology
have
found
amalgamation
with
self‐powered
technology,
especially
triboelectric
nanogenerators
(TENGs).
However,
developing
E‐textiles
properties
involves
a
multi‐step
process
and
complex
device
structure,
which
is
unsuitable
for
actual
wearables.
Also,
the
cellulose‐based
fabrics
highest
wearability
are
TENG
fabrication,
limiting
usage
synthetic
fabrics.
Apart
from
wearability,
self‐healing
behavior
another
significant
property
recently
being
looked
upon
sensors,
providing
long‐term
functionality.
Herein,
simple
yet
effective
approach
proposed
develop
dielectrically
optimized
coatings
cellulose
fabric‐based
sensors
by
leveraging
elastomers
tunable
dielectric
other
properties,
otherwise
catering
domain
of
skin
separately.
The
record
high
output
performance
power
density
4.69
W
m
−2
accomplished
using
single
fabric
layer
thickness
0.56
mm
supports
elastomeric
next‐generation
strategic
utilization
dynamic
covalent
chemistry
imparted
coating.
This
report
provides
single‐step
dip
coating
method
self‐healable
E‐textile.
ACS Applied Polymer Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 15, 2025
Triboelectric
nanogenerators
(TENGs)
have
attracted
tremendous
interest
due
to
high
energy
efficiency,
simple
architecture,
and
wide
applicability.
Seeking
triboelectric
materials
with
performance
is
an
eternal
pursuit
because
of
higher
requirements
for
their
exploration,
which
driven
by
the
rapid
development
sustainable
energy.
Herein,
we
designed
supramolecular
polyrotaxane
(PR)-based
composites
composed
carbon
nanotubes
(CNTs),
polyethylene
glycol
(PEG),
α-cyclodextrin
(α-CD),
poly(ethylene
oxide)
as
a
material.
Interestingly,
interlocked
nature
PEG@α-CD
PR,
known
"dynamic
molecular
pulley",
exploited
provide
abundant
hydrogen
bonds
ensure
uniform
dispersion
CNTs.
The
PR-based
composite
film
0.5
wt
%
CNTs
displays
considerable
power
density
385
mW
m–2
at
loading
resistance
20
MΩ.
This
study
demonstrates
effective
method
utilize
coupling
effect
CNT
filler
PR
structure
boost
output
TENGs.
Energy & Environmental Science,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 1, 2025
The
TENG-MC
system
features
dual-mode
output
with
UO
mode
and
LL
mode.
can
provide
cathodic
protection
for
8
h
after
operating
2.5
min.
constructs
a
pest
prevention
that
penetrate
insect
egg
walls.
