Empowering mechanical energy harvesting and intelligent noise detection with 2D fluorine functionalized BN-PVDF nanofibers based high performance piezoelectric nanogenerator
B. S. Athira,
No information about this author
Kuzhichalil Peethambharan Surendran,
No information about this author
Achu Chandran
No information about this author
et al.
Chemical Engineering Journal,
Journal Year:
2025,
Volume and Issue:
unknown, P. 160056 - 160056
Published: Jan. 1, 2025
Language: Английский
An energy efficient and sustainable approach to structural health monitoring in carbon fiber composites: harnessing sound-induced vibration with Ti3C2Tx MXene/AgNPs modified P(VDF-TrFE) sensors
Fatemeh Mokhtari,
No information about this author
Richard W. Symes,
No information about this author
Žan Simon
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et al.
Journal of Materials Chemistry A,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
2D
MXenes
and
silver
enhance
the
piezo
sensor
sensitivity
for
sound-induced
vibration.
These
flexible,
self-powered
sensors
enable
damage
detection
in
carbon
fiber
composites
structural
health
monitoring
automotive
aerospace
sectors.
Language: Английский
Recent Advances in Polyvinylidene Fluoride with Multifunctional Properties in Nanogenerators
Yueming Hu,
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Feijie Wang,
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Yan Ma
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et al.
Small,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 11, 2025
Abstract
Amid
the
global
energy
crisis
and
rising
emphasis
on
sustainability,
efficient
harvesting
has
become
a
research
priority.
Nanogenerators
excel
in
converting
abundant
mechanical
thermal
into
electricity,
offering
promising
path
for
sustainable
solutions.
Among
various
nanogenerator's
materials,
Polyvinylidene
fluoride
(PVDF),
with
its
distinctive
molecular
structure,
exhibits
multifunctional
electrical
properties
including
dielectric,
piezoelectric
pyroelectric
characteristics.
These
combined
excellent
flexibility
make
PVDF
prime
candidate
material
nanogenerators.
In
nanogenerators,
this
is
capable
of
efficiently
collecting
energy.
This
paper
discusses
how
PVDF's
are
manifested
three
types
nanogenerators
compares
performance
these
addition,
strategies
to
improve
output
demonstrated,
physical
chemical
modification
as
well
structural
optimization
such
hybrid
structures
external
circuits.
It
also
introduces
application
natural
human
harvesting,
prospects
medical
technologies
smart
home
systems.
The
aim
promote
use
self‐powered
sensing,
monitoring,
thereby
providing
valuable
insights
designing
more
versatile
Language: Английский
Piezoelectric spray for rapid fabrication of self-powered sensor based on sustainable textiles
Shengping Li,
No information about this author
Bilin Zhang,
No information about this author
Liangkang Huang
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et al.
Composites Part A Applied Science and Manufacturing,
Journal Year:
2025,
Volume and Issue:
unknown, P. 108979 - 108979
Published: April 1, 2025
Language: Английский
Enhanced Piezoelectric Performance of Highly-Aligned ZnO Nanorods Embedded in P(VDF-TrFE) Nanofiber Membranes
Xingjia Li,
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Zhongbo Zhang,
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Jianjun Ye
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et al.
Polymers,
Journal Year:
2025,
Volume and Issue:
17(5), P. 585 - 585
Published: Feb. 22, 2025
Flexible
and
wearable
electronics
often
rely
on
piezoelectric
materials,
Poly(vinylidene
fluoride-trifluoroethylene)
(P(VDF-TrFE))
membranes
are
popular
for
this
application.
However,
their
electromechanical
performance
is
limited
due
to
a
relatively
low
coefficient.
To
address
this,
study
investigates
the
incorporation
of
zinc
oxide
(ZnO)
nanorods
(NRs)
into
P(VDF-TrFE)
nanofiber
membrane
matrix.
ZnO
NRs
were
synthesized
doped
well-aligned
nanofibers
using
electrospinning
with
high-speed
rotating
drum.
The
impact
NRs’
mass
fraction
properties
was
evaluated.
Results
show
that
maximum
coefficient
(d33)
−62.4
pC/N,
9.5
times
higher
than
neat
P(VDF-TrFE),
achieved.
These
enhanced
demonstrated
excellent
in
finger-tapping
bending
detection,
making
them
promising
large-scale
flexible
sensor
applications
electronics.
This
approach
offers
simple
effective
route
improve
materials
devices.
Language: Английский
Confined orientation PVDF/MXene nanofibers for wearable piezoelectric nanogenerators
Long Jin,
No information about this author
Yong Ao,
No information about this author
Tianpei Xu
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et al.
Journal of Materials Chemistry A,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
The
quest
for
high-performance
wearable
piezoelectric
nanogenerators
(PENGs)
has
intensified
the
focus
on
polyvinylidene
fluoride
(PVDF).
Language: Английский
Nature‐Inspired Macromolecular Biocomposites Based on Decellularized Extracellular Matrix
Macromolecular Rapid Communications,
Journal Year:
2025,
Volume and Issue:
unknown
Published: May 26, 2025
Abstract
Extracellular
matrix
(ECM)
is
a
multifaceted
network
that
encases
cells,
composed
of
various
polysaccharides,
proteins,
and
adhesion
molecules,
etc.
It
plays
critical
role
in
providing
structural
support
to
cells
regulating
essential
cellular
activities
such
as
proliferation,
migration,
differentiation.
Due
these
functions,
decellularized
extracellular
(dECM)
has
attracted
considerable
interest
biomedicine
holds
promising
application
potential.
However,
simple
dECM
materials
are
often
insufficient
meet
the
diverse
demands
different
physiological
or
pathological
microenvironments.
Recently,
composite
made
from
biomaterials
have
emerged
solution,
significantly
enhancing
biological
functions
clinical
applicability
dECM.
By
using
material
preparation
techniques,
can
be
endowed
with
specific
properties,
enabling
them
better
requirements
biomedical
applications.
In
this
review,
techniques
for
dECM‐based
biomaterials,
including
physical
crosslinking,
chemical
modification,
3D
printing,
electrospinning,
summarized.
Different
types
composites
also
classified,
their
properties
discussed,
highlighting
suitability
This
review
aims
provide
comprehensive
reference
development
translation
application.
Language: Английский
Flexible High Temperature Stable Hydrogel Based Triboelectric Nanogenerator for Structural Health Monitoring and Deep Learning Augmented Human Motion Classification
Small,
Journal Year:
2025,
Volume and Issue:
unknown
Published: June 4, 2025
Abstract
Triboelectric
nanogenerators
(TENGs)
are
an
emerging
technology
that
harvests
abundant
vibrational
energy
present
in
ambient
environment.
TENGs
typically
rely
on
polymer
contact
interfaces,
which,
while
ideal
for
wearable
and
flexible
applications,
limit
their
applicability
industry
settings,
where
high‐temperature
plant
equipment
generates
plentiful
wasted
energy.
In
this
study,
a
biocompatible
PDMS‐hydrogel
nanocomposite
TENG
is
fabricated,
containing
nanoparticles
of
ZnAl‐layered
double
hydroxide
(LDH).
This
device
demonstrates
maximum
power
density
110
µW
cm
−2
,
nanocomposite‐based
shows
exceptional
stability
terms
output
voltage
up
to
200
°C,
making
it
suitable
harvesting
waste
from
industrial
equipment.
The
fabricated
its
potential
structural
health
monitoring
by
exhibiting
distinct
spectral
changes
under
different
wave
input
excitations
(sinusoidal,
square,
triangular)
at
the
same
frequency,
signifying
vibration
analysis
machines.
With
functionality,
remains
applicable
human
motion
monitoring,
environments.
Here,
demonstrated
via
deep
learning
model
classification
motions
using
waveforms.
combination
enables
future
extreme
environment
personnel
monitoring.
Language: Английский