Nature Communications,
Journal Year:
2024,
Volume and Issue:
15(1)
Published: June 5, 2024
Abstract
3D
printing
of
liquid
metal
remains
a
big
challenge
due
to
its
low
viscosity
and
large
surface
tension.
In
this
study,
we
use
Carbopol
hydrogel
gallium-indium
alloy
prepare
high
internal
phase
emulsion
gel
ink,
which
can
be
used
for
direct-ink-writing
printing.
The
volume
fraction
(up
82.5%)
the
dispersed
gives
ink
excellent
elastic
properties,
while
hydrogel,
as
continuous
phase,
provides
lubrication
droplets,
ensuring
smooth
flow
during
shear
extrusion.
These
enable
high-resolution
shape-stable
three-dimensional
structures.
Moreover,
droplets
exhibit
an
electrocapillary
phenomenon
in
allows
demulsification
by
electric
field
enables
electrical
connectivity
between
droplets.
We
have
also
achieved
on
flexible,
non-planar
structures,
demonstrated
potential
alternating
with
various
materials.
Advanced Materials,
Journal Year:
2022,
Volume and Issue:
34(28)
Published: March 5, 2022
Additive
manufacturing
(AM)
has
gained
significant
attention
due
to
its
ability
drive
technological
development
as
a
sustainable,
flexible,
and
customizable
scheme.
Among
the
various
AM
techniques,
direct
ink
writing
(DIW)
emerged
most
versatile
3D
printing
technique
for
broadest
range
of
materials.
DIW
allows
practically
any
material,
long
precursor
can
be
engineered
demonstrate
appropriate
rheological
behavior.
This
acts
unique
pathway
introduce
design
freedom,
multifunctionality,
stability
simultaneously
into
printed
structures.
Here,
comprehensive
review
complex
structures
from
materials,
including
polymers,
ceramics,
glass,
cement,
graphene,
metals,
their
combinations
through
multimaterial
is
presented.
The
begins
with
an
overview
fundamentals
rheology,
followed
by
in-depth
discussion
methods
tailor
different
classes
Then,
diverse
applications
ranging
electronics
food
biomedical
industries
are
discussed.
Finally,
current
challenges
limitations
this
highlighted,
prospects
guideline
toward
possible
futuristic
innovations.
Chemical Reviews,
Journal Year:
2021,
Volume and Issue:
122(5), P. 5144 - 5164
Published: Aug. 20, 2021
Smart
materials
are
a
kind
of
functional
which
can
sense
and
response
to
environmental
conditions
or
stimuli
from
optical,
electrical,
magnetic
mechanical,
thermal,
chemical
signals,
etc.
Patterning
smart
is
the
key
achieving
large-scale
arrays
devices.
Over
last
decades,
printing
methods
including
inkjet
printing,
template-assisted
3D
extensively
investigated
utilized
in
fabricating
intelligent
micro/nano
devices,
as
strategies
allow
for
constructing
multidimensional
multimaterial
architectures.
Great
strides
printable
opening
new
possibilities
devices
better
serve
human
beings,
such
wearable
sensors,
integrated
optoelectronics,
artificial
neurons,
so
on.
However,
there
still
many
challenges
drawbacks
that
need
be
overcome
order
achieve
controllable
modulation
between
device
performance.
In
this
review,
we
give
an
overview
on
materials,
strategies,
applications
printed
addition,
advantages
actual
practices
materials-based
discussed,
current
limitations
future
opportunities
proposed.
This
review
aims
summarize
recent
progress
provide
reference
novel
well
Abstract
Due
to
their
similarity
some
bio‐architectures,
for
example,
extracellular
matrix,
hydrogels
are
considered
as
bio‐inspired
networks
with
bio‐mimetic
and
bio‐functional
properties.
With
natural
cytocompatibility
biocompatibility,
nowadays
more
involved
in
various
bio‐applications
including
shape
morphing,
artificial
muscles,
soft
robotics,
regenerative
medicine,
so
on.
As
an
important
subclass,
stimuli‐responsive
have
been
attracting
interest
within
decades.
In
response
single
or
multi‐triggers
biological
microenvironment,
can
undergo
phase
transition,
stiffness
change,
biochemical
properties
activation,
which
make
them
intriguing
biomaterials
broad
applications
sensing,
drug
delivery,
tissue
engineering,
wound
healing.
This
review
presents
typical
synthetic
gelators
comprising
small
molecules
polymers
building
blocks
of
functional
architectures.
The
fabrication
strategies
varied
from
supramolecular
assembly
dynamic
covalent
binding
detailed.
Various
exogenous
endogenous,
physical
chemical,
stimuli
together
mechanism,
design
principle
demonstrated.
Through
recent
examples
different
perspectives,
such
bionic
devices,
dressing,
cargo
carrier,
the
benefits
opportunities
highlighted.
Finally,
current
challenges
future
prospects
view
translation
fundamental
researches
clinical
application
briefly
discussed.
Advanced Materials,
Journal Year:
2021,
Volume and Issue:
33(49)
Published: Oct. 1, 2021
Bioprinting,
within
the
emerging
field
of
biofabrication,
aims
at
fabrication
functional
biomimetic
constructs.
Different
3D
bioprinting
techniques
have
been
adapted
to
bioprint
cell-laden
bioinks.
However,
single-material
oftentimes
fail
reproduce
complex
compositions
and
diversity
native
tissues.
Multi-material
as
an
approach
enables
heterogeneous
multi-cellular
constructs
that
replicate
their
host
microenvironments
better
than
approaches.
Here,
modalities
are
reviewed,
being
multi-material
is
discussed,
advantages
challenges,
encompassing
both
custom-designed
commercially
available
technologies
analyzed.
A
perspective
how
opens
up
new
opportunities
for
tissue
engineering,
model
therapeutics
development,
personalized
medicine
offered.
Chemical Reviews,
Journal Year:
2021,
Volume and Issue:
121(22), P. 14088 - 14188
Published: Aug. 20, 2021
This
review
considers
the
most
recent
developments
in
supramolecular
and
supraparticle
structures
obtained
from
natural,
renewable
biopolymers
as
well
their
disassembly
reassembly
into
engineered
materials.
We
introduce
main
interactions
that
control
bottom-up
synthesis
top-down
design
at
different
length
scales,
highlighting
promise
of
natural
associated
building
blocks.
The
latter
have
become
actors
surge
scientific
patent
literature
related
to
subject.
Such
make
prominent
use
multicomponent
hierarchical
polymeric
assemblies
contain
polysaccharides
(cellulose,
chitin,
others),
polyphenols
(lignins,
tannins),
proteins
(soy,
whey,
silk,
other
proteins).
offer
a
comprehensive
discussion
about
exist
native
architectures
(including
composite
forms),
chemical
modification
deconstruction
high
axial
aspect
nanofibers
nanorods.
reflect
on
availability
suitability
types
blocks
enable
superstructures
colloidal
associations.
As
far
processing,
we
describe
relevant
transitions,
solution
gel
state
routes
can
be
used
arrive
consolidated
materials
with
prescribed
properties.
highlight
implementation
technological
fields
exploit
synergies
exhibited
by
polymers
biocolloids
integrated
structured
Materials Today,
Journal Year:
2023,
Volume and Issue:
66, P. 245 - 272
Published: April 10, 2023
Electromagnetic
interference
(EMI)
shielding
is
critical
in
electronic
applications.
However,
the
currently
available
EMI
materials
are
restricted
customizability
and
application
flexibility.
Recent
advances
manufacturing
technologies
have
provided
a
unique
path
to
achieve
custom
creation
of
solutions.
A
successful
example
additive
(AM),
which
has
enabled
high
design
freedom,
efficient
performance
regulation,
multifunctionality
simultaneously
into
fabricated
shields,
offering
an
opportunity
start
revolution
field
shielding.
In
this
review,
we
summarize
latest
AM
materials,
aiming
provide
deep
understanding
connection
between
raw
methods,
considerations,
performances
shields.
We
first
introduce
mechanism
subsequently
focusing
on
characteristics
representative
methods
as-created
Based
requirements
create
application-oriented
solutions,
these
also
critically
compared.
Thereafter,
present
state-of-the-art
considerations
shields
examine
pivotal
roles
realizing
designs.
conclude
by
discussing
future
research
directions,
at
motivating
use
developments
