Small,
Journal Year:
2024,
Volume and Issue:
20(46)
Published: Aug. 11, 2024
Abstract
Over
the
past
decades,
tactile
sensing
technology
has
made
significant
advances
in
fields
of
health
monitoring
and
robotics.
Compared
to
conventional
sensors,
self‐powered
sensors
do
not
require
an
external
power
source
drive,
which
makes
entire
system
more
flexible
lightweight.
Therefore,
they
are
excellent
candidates
for
mimicking
perception
functions
wearable
ideal
electronic
skin
(e‐skin)
intelligent
robots.
Herein,
working
principles,
materials,
device
fabrication
strategies
various
platforms
introduced
first.
Then
their
applications
robotics
presented.
Finally,
future
prospects
systems
discussed.
Advanced Materials,
Journal Year:
2023,
Volume and Issue:
36(8)
Published: Oct. 4, 2023
Conformable
electronics
are
regarded
as
the
next
generation
of
personal
healthcare
monitoring
and
remote
diagnosis
devices.
In
recent
years,
piezoelectric-based
conformable
ultrasound
(cUSE)
have
been
intensively
studied
due
to
their
unique
capabilities,
including
nonradiative
monitoring,
soft
tissue
imaging,
deep
signal
decoding,
wireless
power
transfer,
portability,
compatibility.
This
review
provides
a
comprehensive
understanding
cUSE
for
use
in
biomedical
systems
summary
advancements.
Following
an
introduction
fundamentals
piezoelectrics
transducers,
critical
parameters
transducer
design
discussed.
Next,
five
types
with
advantages
limitations
highlighted,
fabrication
using
advanced
technologies
is
addition,
working
function,
acoustic
performance,
accomplishments
various
applications
thoroughly
summarized.
It
noted
that
application
considerations
must
be
given
tradeoffs
between
material
selection,
manufacturing
processes,
mechanical
integrity,
entire
integrated
system.
Finally,
current
challenges
directions
development
research
flow
provided
roadmap
future
research.
conclusion,
these
advances
fields
piezoelectric
materials,
spark
emerging
era
biomedicine
healthcare.
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Sept. 18, 2024
Abstract
Piezoelectric
energy
harvesting
captures
mechanical
from
a
number
of
sources,
such
as
vibrations,
the
movement
objects
and
bodies,
impact
events,
fluid
flow
to
generate
electric
power.
Such
power
can
be
employed
support
wireless
communication,
electronic
components,
ocean
monitoring,
tissue
engineering,
biomedical
devices.
A
variety
self‐powered
piezoelectric
sensors,
transducers,
actuators
have
been
produced
for
these
applications,
however
approaches
enhance
properties
materials
increase
device
performance
remain
challenging
frontier
research.
In
this
regard,
intrinsic
polarization
designed
or
deliberately
engineered
piezo‐generated
This
review
provides
insights
into
mechanisms
piezoelectricity
in
advanced
materials,
including
perovskites,
active
polymers,
natural
biomaterials,
with
focus
on
chemical
physical
strategies
piezo‐response
facilitate
their
integration
complex
systems.
Applications
soft
robotics
are
overviewed
by
highlighting
primary
figures
merits,
actuation
mechanisms,
relevant
applications.
Key
breakthroughs
valuable
further
improve
both
discussed,
together
critical
assessment
requirements
next‐generation
systems,
future
scientific
technological
solutions.
Actuators,
Journal Year:
2023,
Volume and Issue:
12(12), P. 457 - 457
Published: Dec. 8, 2023
Mechanical
vibrational
energy,
which
is
provided
by
continuous
or
discontinuous
motion,
an
infinite
source
of
energy
that
may
be
found
anywhere.
This
utilized
to
generate
electricity
replenish
batteries
directly
power
electrical
equipment
thanks
harvesters.
The
new
gadgets
are
based
on
the
utilization
piezoelectric
materials,
can
transform
vibrating
mechanical
into
useable
owing
their
intrinsic
qualities.
purpose
this
article
highlight
developments
in
three
independent
but
closely
connected
multidisciplinary
domains,
starting
with
materials
and
related
manufacturing
technologies
structure
specific
application;
paper
presents
state
art
possess
property,
from
classic
inorganics
such
as
PZT
lead-free
including
biodegradable
biocompatible
materials.
second
domain
choice
harvester
structure,
allows
material
flex
deform
while
retaining
dependability.
Finally,
design
interface
circuits
for
readout
storage
given
improve
charge
management
efficiency
discussed.
Micro and Nano Engineering,
Journal Year:
2024,
Volume and Issue:
23, P. 100253 - 100253
Published: April 15, 2024
In
the
contemporary
quest
for
sustainable
energy,
potential
of
piezoelectric
energy
harvesters
to
convert
mechanical
vibrations
into
electrical
has
become
increasingly
important.
This
study
focuses
on
composites,
in
particular
a
BaTiO3/PLA
(Barium
Titanate/
Polylactic
Acid)
system
with
different
volume
percentages
BaTiO3
ceramic
particles
(20%,
40%
and
60%),
aim
optimizing
conversion
efficiency.
A
mathematical
model
is
introduced,
encompassing
material
attributes,
loading
frequencies
outputs.
The
central
role
modeling
predicting
harvested
highlighted,
offering
insights
beyond
experimental
limitations.
model,
which
functionally
dependent
properties
polymer,
enables
systematic
exploration
various
compositions
identification
optimal
ratios.
Experimental
validation
strains
(0.4%,
0.8%
1%)
reaffirms
its
reliability.
Notably,
highest
power
harvest
observed
around
4.5
μW
under
strain
1%
composition
60%.
With
these
specific
numerical
values,
this
approach
merges
materials
science
technology,
propelling
advancement
efficient
renewable
applications.
International Journal of Extreme Manufacturing,
Journal Year:
2024,
Volume and Issue:
6(6), P. 062001 - 062001
Published: July 12, 2024
Abstract
Piezoelectric
ultrasonic
transducers
have
shown
great
potential
in
biomedical
applications
due
to
their
high
acoustic-to-electric
conversion
efficiency
and
large
power
capacity.
The
focusing
technique
enables
the
transducer
produce
an
extremely
narrow
beam,
greatly
improving
resolution
sensitivity.
In
this
work,
we
summarize
fundamental
properties
biological
effects
of
ultrasound
field,
aiming
establish
a
correlation
between
device
design
application.
Focusing
techniques
for
piezoelectric
are
highlighted,
including
material
selection
fabrication
methods,
which
determine
final
performance
transducers.
Numerous
examples,
from
imaging,
neuromodulation,
tumor
ablation
wireless
energy
transfer,
summarized
highlight
promise
applications.
Finally,
challenges
opportunities
focused
presented.
aim
review
is
bridge
gap
systems
