Advanced Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Feb. 20, 2024
Abstract
Responsive
materials
possess
the
inherent
capacity
to
autonomously
sense
and
respond
various
external
stimuli,
demonstrating
physical
intelligence.
Among
diverse
array
of
responsive
materials,
liquid
crystalline
polymers
(LCPs)
stand
out
for
their
remarkable
reversible
stimuli‐responsive
shape‐morphing
properties
potential
creating
soft
robots.
While
numerous
reviews
have
extensively
detailed
progress
in
developing
LCP‐based
actuators
robots,
there
exists
a
need
comprehensive
summaries
that
elucidate
underlying
principles
governing
actuation
how
intelligence
is
embedded
within
these
systems.
This
review
provides
overview
recent
advancements
robots
endowed
with
using
LCPs.
structured
around
stimulus
conditions
categorizes
studies
involving
LCPs
based
on
fundamental
control
stimulation
logic
approach.
Specifically,
three
main
categories
are
examined:
systems
changing
those
operating
under
constant
equip
learning
capabilities.
Furthermore,
persisting
challenges
be
addressed
outlined
discuss
future
avenues
research
this
dynamic
field.
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
36(27)
Published: April 20, 2024
Abstract
Muscles
featuring
high
frequency
and
stroke
linear
actuation
are
essential
for
animals
to
achieve
superior
maneuverability,
agility,
environmental
adaptability.
Artificial
muscles
yet
match
their
biological
counterparts,
due
inferior
speed,
magnitude,
mode,
or
Inspired
by
the
hierarchical
structure
of
natural
muscles,
artificial
created
that
powerful,
responsive,
robust,
adaptable.
The
consist
knots
braided
from
3D
printed
liquid
crystal
elastomer
fibers
thin
heating
threads.
unique
hierarchical,
knot
offers
amplified
stroke,
force
rate,
damage‐tolerance,
as
verified
both
numerical
simulations
experiments.
In
particular,
square
knotted
muscle
shows
reliable
cycles
at
1Hz
in
3000m
depth
underwater.
Potential
application
is
demonstrated
propelling
a
model
boat.
Looking
ahead,
can
empower
novel
biomedical
devices
soft
robots
explore
various
environments,
inside
human
body
mysterious
deep
sea.
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Feb. 20, 2024
Abstract
Responsive
materials
possess
the
inherent
capacity
to
autonomously
sense
and
respond
various
external
stimuli,
demonstrating
physical
intelligence.
Among
diverse
array
of
responsive
materials,
liquid
crystalline
polymers
(LCPs)
stand
out
for
their
remarkable
reversible
stimuli‐responsive
shape‐morphing
properties
potential
creating
soft
robots.
While
numerous
reviews
have
extensively
detailed
progress
in
developing
LCP‐based
actuators
robots,
there
exists
a
need
comprehensive
summaries
that
elucidate
underlying
principles
governing
actuation
how
intelligence
is
embedded
within
these
systems.
This
review
provides
overview
recent
advancements
robots
endowed
with
using
LCPs.
structured
around
stimulus
conditions
categorizes
studies
involving
LCPs
based
on
fundamental
control
stimulation
logic
approach.
Specifically,
three
main
categories
are
examined:
systems
changing
those
operating
under
constant
equip
learning
capabilities.
Furthermore,
persisting
challenges
be
addressed
outlined
discuss
future
avenues
research
this
dynamic
field.
