Advanced Science,
Journal Year:
2023,
Volume and Issue:
10(35)
Published: Oct. 16, 2023
Abstract
Most
plastics
originate
from
limited
petroleum
reserves
and
cannot
be
effectively
recycled
at
the
end
of
their
life
cycle,
making
them
a
significant
threat
to
environment
human
health.
Closed‐loop
chemical
recycling,
by
depolymerizing
into
monomers
that
can
repolymerized,
offers
promising
solution
for
recycling
otherwise
wasted
plastics.
However,
most
current
chemically
recyclable
polymers
may
only
prepared
gram
scale,
depolymerization
typically
requires
harsh
conditions
high
energy
consumption.
Herein,
it
reports
less
petroleum‐dependent
closed‐loop
silica‐based
nanocomposites
on
large
scale
have
fully
reversible
polymerization/depolymerization
capability
room
temperature,
based
catalysis
free
aminopropyl
groups
with
assistance
diethylamine
or
ethylenediamine.
The
show
glass‐like
hardness
yet
plastic‐like
light
weight
toughness,
exhibiting
highest
specific
mechanical
strength
superior
even
common
materials
such
as
poly(methyl
methacrylate),
glass,
ZrO
2
ceramic,
well
demonstrating
multifunctionality
anti‐fouling,
low
thermal
conductivity,
flame
retardancy.
Meanwhile,
these
easily
processed
various
scalable
manufacturing
methods,
compression
molding
3D
printing.
These
are
expected
provide
an
alternative
petroleum‐based
contribute
economy.
ABSTRACT
Locomotive
magnetic
soft
robots
have
found
broad
applications
in
a
variety
of
research
fields,
such
as
surgical
instrumentation,
drug
delivery
and
physical
rehabilitation,
owing
to
their
rapid
responses,
ease‐of‐control
excellent
deformability.
Many
previous
reviews
well
addressed
the
material
designs
fabrication
methods
branches
robots.
Apart
from
above,
structural
engineering
also
plays
vital
role
locomotion
capabilities
operational
contexts.
Therefore,
this
review
focuses
on
structure‐induced
modes
robots,
classifies
them
into
one‐dimensional
(1D),
two‐dimensional
(2D),
three‐dimensional
(3D)
fluid‐type,
according
structure
features.
Particularly,
specific
enabled
by
are
summarized
detail,
revealing
closely
correlated
structure‐locomotion‐functionality
relations.
This
concisely
summarizes
components
polymeric
matrices
used
for
locomotive
introduces
mainstream
methods,
molding,
additive
manufacturing
micro‐assembly.
Finally,
facing
challenges
relevant
field
discussed
future
prospects
provided.
Advanced Sustainable Systems,
Journal Year:
2023,
Volume and Issue:
7(12)
Published: Sept. 10, 2023
Abstract
Sensors
and
transducers
enable
the
robots’
movements
interactions
with
humans
environment.
Particularly,
tactile
motion
sensors,
even
those
inspired
by
human
skin,
often
miss
many
of
its
essential
features.
Indeed,
materials
that
constitute
such
sensors
are
rigid
lack
self‐healing
biodegradability.
Furthermore,
large‐scale
diffusion
these
technologies
propelled
robots
spread
in
aspects
lives,
from
industrial
to
household
settings,
contributes
heavily
electronic
robotic
waste
problem.
Recycling
strategies
for
robotics
thus
pivotal
future
development.
This
work
proposes
self‐healable,
recyclable,
biodegradable
electrically
conductive
coatings.
These
coatings
based
on
inks
combine
graphene
nanoplatelets
carbon
nanofibers
a
soft
vitrimer
binder
realized
spray
coating.
The
use
ensures
satisfying
adhesion
diverse
substrates,
flexibility,
conformability,
self‐healing,
recyclability
material
is
sustainable
alternative
standard
flexible
electronics
robotics.
tests
live
monitoring
SoftHand3,
grasping
system
worldwide
diffused
robots,
have
yielded
promising
results.
ingredients
possibility
recycling
makes
it
an
appealing
face
sustainability
issue
today's
Advanced Science,
Journal Year:
2024,
Volume and Issue:
unknown
Published: July 29, 2024
Untethered
magnetic
soft
robots
capable
of
performing
adaptive
locomotion
and
shape
reconfiguration
open
up
possibilities
for
various
applications
owing
to
their
flexibility.
However,
are
typically
composed
materials
with
fixed
modulus,
making
them
unable
exert
or
withstand
substantial
forces,
which
limits
the
exploration
new
functionalities.
Here,
water-induced,
shape-locking
magnetically
controlled
change
water-induced
introduced.
The
phase
separation
enables
these
undergo
a
modulus
transition
from
1.78
MPa
in
dry
state
410
after
hydration.
Moreover,
body
material's
inherent
self-healing
property
direct
assembly
morphing
structures
complicated
magnetization
profiles.
These
can
be
delivered
through
actuation
perform
programmed
tasks
including
supporting,
blocking,
grasping
by
on-demand
deformation
subsequent
stiffening.
water-stiffening
stent
is
developed,
its
precise
delivery
demonstrated
vascular
phantom.
combination
untethered
delivery,
change,
stiffening
properties
makes
proposed
promising
biomedical
applications.
Advanced Science,
Journal Year:
2023,
Volume and Issue:
10(35)
Published: Oct. 16, 2023
Abstract
Most
plastics
originate
from
limited
petroleum
reserves
and
cannot
be
effectively
recycled
at
the
end
of
their
life
cycle,
making
them
a
significant
threat
to
environment
human
health.
Closed‐loop
chemical
recycling,
by
depolymerizing
into
monomers
that
can
repolymerized,
offers
promising
solution
for
recycling
otherwise
wasted
plastics.
However,
most
current
chemically
recyclable
polymers
may
only
prepared
gram
scale,
depolymerization
typically
requires
harsh
conditions
high
energy
consumption.
Herein,
it
reports
less
petroleum‐dependent
closed‐loop
silica‐based
nanocomposites
on
large
scale
have
fully
reversible
polymerization/depolymerization
capability
room
temperature,
based
catalysis
free
aminopropyl
groups
with
assistance
diethylamine
or
ethylenediamine.
The
show
glass‐like
hardness
yet
plastic‐like
light
weight
toughness,
exhibiting
highest
specific
mechanical
strength
superior
even
common
materials
such
as
poly(methyl
methacrylate),
glass,
ZrO
2
ceramic,
well
demonstrating
multifunctionality
anti‐fouling,
low
thermal
conductivity,
flame
retardancy.
Meanwhile,
these
easily
processed
various
scalable
manufacturing
methods,
compression
molding
3D
printing.
These
are
expected
provide
an
alternative
petroleum‐based
contribute
economy.
