Soft Matter,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
Bottlebrush
block
copolymers
(BBCPs),
characterized
by
densely
grafted
side
chains
along
their
backbone,
have
emerged
as
promising
materials
for
structural
color
applications.
Their
unique
architecture
prevents
entanglement
and
facilitates
rapid
assembly
kinetics,
enabling
the
formation
of
various
photonic
crystals
with
high
tunability
from
visible
to
infrared
range.
However,
accessing
non-1D
structures
has
been
largely
limited
synthetic
approaches.
In
this
paper,
we
report
large
modulation
a
microphase
separated
morphology
polystyrene-b-polylactide
(PS-b-PLA)
BBCP
using
single
material
exploiting
selective
solubility
two
blocks
in
series
structurally
similar
solvents.
Combining
optical
spectroscopy,
electron
microscopy,
photoinduced
force
microscopy
X-ray
scattering,
unveil
microstructural
evolution
dependent
on
solvent
selectivity.
Furthermore,
uncovered
mechanisms
underlying
differences
assembly,
where
highly
solvents
induce
sidechain
aggregation,
altering
volume
fraction
facilitating
structures.
Chemical Society Reviews,
Journal Year:
2023,
Volume and Issue:
53(2), P. 606 - 623
Published: Dec. 15, 2023
This
review
highlights
the
recent
advances
and
discusses
challenges
perspectives
of
stimulus-responsive
polymer
(SRP)-based
information-storage
materials,
which
exhibit
multi-mode
or
multi-level
anti-counterfeiting
performance.
Nature Communications,
Journal Year:
2024,
Volume and Issue:
15(1)
Published: July 5, 2024
Abstract
Mechanochromic
photonic
crystals
are
attractive
due
to
their
force-dependent
structural
colors;
however,
showing
unrecordable
color
and
unsatisfied
performances,
which
significantly
limits
development
expansion
toward
advanced
applications.
Here,
a
thermal-responsive
mechanochromic
crystal
with
multicolor
recordability-erasability
was
fabricated
by
combining
non-close-packing
phase-change
materials.
Multicolor
recordability
is
realized
pressing
obtain
target
colors
over
the
temperature
followed
fixing
deformed
configuration
at
room
temperature.
The
stable
recorded
can
be
erased
reconfigured
simply
heating
similar
color-recording
procedures
respectively
thermoswitchable
on-off
mechanochromism
of
along
solid-gel
phase
transition.
These
ideal
rewritable
papers
for
ink-freely
achieving
patterns
high
resolution,
difficult
conventional
papers.
This
work
offers
perspective
designing
color-recordable/erasable
other
stimulus-switchable
materials
Deleted Journal,
Journal Year:
2024,
Volume and Issue:
2(1)
Published: Feb. 1, 2024
Abstract
Bio‐enabled
and
bio‐mimetic
nanomaterials
represent
functional
materials,
which
use
bio‐derived
materials
synthetic
components
to
bring
the
better
of
two,
natural
synthetic,
worlds.
Prospective
broad
applications
are
flexibility
mechanical
strength
lightweight
structures,
adaptive
photonic
functions
chiroptical
activity,
ambient
processing
sustainability,
potential
scalability
along
with
sensing/communication
abilities.
Here,
we
summarize
recent
results
on
relevant
responsive
behavior
under
stresses,
magnetic
field,
changing
chemical
environment.
We
focus
achievements
trends
in
tuning
optical
materials'
properties
such
as
light
scattering,
absorption
reflection,
emission,
structural
colors,
birefringence,
linear
circular
polarization
for
prospective
biosensing,
communication,
encoding,
fast
actuation,
biomedical
fields,
tunable
appearance.
Nature Communications,
Journal Year:
2024,
Volume and Issue:
15(1)
Published: Feb. 29, 2024
Abstract
Structurally
colored
composite
films,
composed
of
orderly
arranged
colloids
in
polymeric
matrix,
are
emerging
flexible
optical
materials,
but
their
production
is
bottlenecked
by
time-consuming
procedures
and
limited
material
choices.
Here,
we
present
a
mild
approach
to
producing
large-scale
structurally
films
shearing
supramolecular
composites
polymers
with
interactions.
Leveraging
dynamic
connection
dissociation
interactions,
force
stretches
the
polymer
chains
drags
migrate
directionally
within
matrix
reduced
viscous
resistance.
We
show
that
meter-scale
iridescence
color
can
be
produced
several
minutes
at
room
temperature.
Significantly,
tunability
diversity
interactions
allow
this
extendable
various
commonly-used
polymers.
This
study
overcomes
traditional
limitations
manufacturing
method
opens
an
avenue
for
mildly
ordered
commonly-available
materials
via
strategies.
