ACS Nano,
Journal Year:
2022,
Volume and Issue:
16(4), P. 6625 - 6633
Published: April 11, 2022
Resilient
ceramic
aerogels
are
emerging
as
a
fascinating
material
that
features
light
weight,
low
thermal
conductivity,
and
recoverable
compressibility,
promising
widespread
prospects
in
the
fields
of
heat
insulation,
catalysis,
filtration,
aerospace
exploration.
However,
construction
resilient
with
rational
designed
multiscale
architectures
aiming
for
tunable
physical
mechanical
performances
remains
major
challenge.
Here,
3D
constructed
SiC
nanowire
possessing
programmed
geometries
engineered
properties
created
via
additive
manufacturing.
The
Young's
modulus
fabricated
aerogel
lattices
tuned
systematically
from
0.012
MPa
to
5.800
spanning
over
2
orders
magnitude.
More
importantly,
customized
lightweight
show
conductivity
(0.046
W
m–1
K–1).
present
work
provides
another
approach
design
rapid
fabrication
toward
flexible
management
devices,
structures,
other
potential
applications.
International Journal of Extreme Manufacturing,
Journal Year:
2023,
Volume and Issue:
5(3), P. 032007 - 032007
Published: May 24, 2023
Abstract
Piezoelectricity
in
native
bones
has
been
well
recognized
as
the
key
factor
bone
regeneration.
Thus,
bio-piezoelectric
materials
have
gained
substantial
attention
repairing
damaged
by
mimicking
tissue’s
electrical
microenvironment
(EM).
However,
traditional
manufacturing
strategies
still
encounter
limitations
creating
personalized
scaffolds,
hindering
their
clinical
applications.
Three-dimensional
(3D)/four-dimensional
(4D)
printing
technology
based
on
principle
of
layer-by-layer
forming
and
stacking
discrete
demonstrated
outstanding
advantages
fabricating
scaffolds
a
more
complex-shaped
structure.
Notably,
4D
functionality-shifting
can
provide
time-dependent
programmable
tissue
EM
response
to
external
stimuli
for
In
this
review,
we
first
summarize
physicochemical
properties
commonly
used
(including
polymers,
ceramics,
composites)
representative
biological
findings
Then,
discuss
latest
research
advances
3D
terms
feedstock
selection,
process,
induction
strategies,
potential
Besides,
some
related
challenges
such
scalability,
resolution,
stress-to-polarization
conversion
efficiency,
non-invasive
ability
after
implantation
put
forward.
Finally,
highlight
shape/property/functionality-shifting
smart
engineering
(BTE).
Taken
together,
review
emphasizes
appealing
utility
3D/4D
printed
piezoelectric
next-generation
BTE
implants.
Macromolecular Materials and Engineering,
Journal Year:
2022,
Volume and Issue:
307(8)
Published: April 5, 2022
Abstract
Shape‐memory
materials
(SMMs)
combined
with
3D
printing
to
develop
dynamic
and
adaptive
products
which
are
responsive
physical,
chemical,
or
biological
stimuli.
These
structures
categorized
into
4D‐printed
(4DPed)
change
their
shape
properties
over
time
dimension.
4D
printing,
a
novel,
multidisciplinary,
futuristic
technology
is
expanding
its
utilization
in
different
applications
including
healthcare,
space,
textile,
soft
robotics,
defence,
sports,
aerospace,
automotive
sectors.
This
review
article
focuses
on
the
recent
insightful
developments
4DP
of
SMMs
especially
shape‐memory
polymers.
also
integrates
technologies,
programming
for
specific
actuating
mechanisms,
most
4DPed
structures/products.
Future
perspectives
countless
opportunities
this
outlined
address
current
challenges
will
help
evolve
promote
novel
as
mainstream
manufacturing
approach
developing
real‐world
myriad
engineering
progresses
beyond
imagination,
since
inception
technological
renaissance
material
science
field.
profoundly
impact
daily
human
life
future.
Materials Science and Engineering R Reports,
Journal Year:
2023,
Volume and Issue:
154, P. 100734 - 100734
Published: May 15, 2023
The
application
of
wearable
sensors
in
domains
related
to
healthcare
systems,
human
motion
detection,
robotics,
and
human–machine
interactions
has
attracted
significant
attention.
Because
these
applications
require
stretchable,
flexible,
non-invasive
materials,
polymer
composites
are
now
at
the
forefront
research
aimed
preparing
innovative
sensors.
Three-dimensional
(3D)
printing
techniques
can
be
used
obtain
highly
customised
scalable
fabricate
sensors,
which
is
a
challenging
task
for
conventional
fabrication
techniques.
This
review
provides
insights
into
prospects
commonly
conductive
nanomaterials
3D
prepare
devices.
Subsequently,
progress,
sensing
mechanisms,
performance
3D-printed
such
as
strain,
pressure,
temperature,
humidity
discussed.
In
addition,
novel
multifunctional
multi-directional,
multi-modal,
self-healable,
self-powered,
situ
printed,
ultrasonic
highlighted.
challenges
future
trends
further
development
clarified.
ACS Nano,
Journal Year:
2022,
Volume and Issue:
16(4), P. 6625 - 6633
Published: April 11, 2022
Resilient
ceramic
aerogels
are
emerging
as
a
fascinating
material
that
features
light
weight,
low
thermal
conductivity,
and
recoverable
compressibility,
promising
widespread
prospects
in
the
fields
of
heat
insulation,
catalysis,
filtration,
aerospace
exploration.
However,
construction
resilient
with
rational
designed
multiscale
architectures
aiming
for
tunable
physical
mechanical
performances
remains
major
challenge.
Here,
3D
constructed
SiC
nanowire
possessing
programmed
geometries
engineered
properties
created
via
additive
manufacturing.
The
Young's
modulus
fabricated
aerogel
lattices
tuned
systematically
from
0.012
MPa
to
5.800
spanning
over
2
orders
magnitude.
More
importantly,
customized
lightweight
show
conductivity
(0.046
W
m–1
K–1).
present
work
provides
another
approach
design
rapid
fabrication
toward
flexible
management
devices,
structures,
other
potential
applications.
