Angewandte Chemie International Edition,
Journal Year:
2023,
Volume and Issue:
62(46)
Published: Oct. 4, 2023
Smart
fluorescent
materials
that
can
respond
to
environmental
stimuli
are
of
great
importance
in
the
fields
information
encryption
and
anti-counterfeiting.
However,
traditional
usually
face
problems
such
as
lack
tunable
fluorescence
insufficient
surface-adaptive
adhesion,
hindering
their
practical
applications.
Herein,
inspired
by
glowing
sucker
octopus,
we
present
a
novel
strategy
fabricate
reversible
eutectogel
with
high
transparency,
adhesive
self-healing
performance
for
conformal
Using
anthracene
luminescent
unit,
exhibits
photoswitchable
therefore
be
reversibly
written/erased
patterns
non-contact
stimulation.
Additionally,
different
from
mechanically
irreversible
adhesion
via
glue,
adhere
various
irregular
substrates
over
wide
temperature
range
(-20
65
°C)
conformally
deform
more
than
1000
times
without
peeling
off.
Furthermore,
exploiting
transparency
good
stretchability
eutectogel,
dual
achieved
under
UV
stretching
conditions
further
improve
security
level.
This
study
should
provide
promising
future
development
advanced
intelligent
anti-counterfeiting
materials.
ACS Applied Bio Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Feb. 16, 2024
Soft
matter
bioelectronics
represents
an
emerging
and
interdisciplinary
research
frontier
aiming
to
harness
the
synergy
between
biology
electronics
for
advanced
diagnostic
healthcare
applications.
In
this
context,
a
whole
family
of
soft
gels
have
been
recently
developed
with
self-healing
ability
tunable
biological
mimetic
features
act
as
tissue-like
space
bridging
interface
electronic
device
dynamic
fluids
body
tissues.
This
review
article
provides
comprehensive
overview
electroactive
polymer
gels,
formed
by
noncovalent
intermolecular
interactions
covalent
bonds,
injectable
covering
their
synthesis,
characterization,
First,
hydrogels
crafted
from
conducting
polymers
(poly(3,4-ethylene-dioxythiophene)
(PEDOT),
polyaniline
(PANi),
polypyrrole
(PPy))-based
networks
which
are
connected
through
physical
(e.g.,
hydrogen
bonding,
π–π
stacking,
hydrophobic
interactions)
or
bonds
imine
Schiff-base,
borate
ester
bonds)
addressed.
Injectable
involving
hybrid
conductive
nanomaterials
(i.e.,
graphene
oxide,
carbon
nanotubes,
metallic
nanoparticles,
etc.)
also
discussed.
Besides,
it
delves
into
recent
advancements
in
ionic
liquid-integrated
(iongels)
deep
eutectic
solvent-integrated
(eutectogels),
present
promising
avenues
future
research.
Finally,
current
applications
prospects
cutting-edge
bioelectronic
ranging
tissue
engineering
biosensing
outlined.
Angewandte Chemie,
Journal Year:
2023,
Volume and Issue:
135(46)
Published: Oct. 4, 2023
Abstract
Smart
fluorescent
materials
that
can
respond
to
environmental
stimuli
are
of
great
importance
in
the
fields
information
encryption
and
anti‐counterfeiting.
However,
traditional
usually
face
problems
such
as
lack
tunable
fluorescence
insufficient
surface‐adaptive
adhesion,
hindering
their
practical
applications.
Herein,
inspired
by
glowing
sucker
octopus,
we
present
a
novel
strategy
fabricate
reversible
eutectogel
with
high
transparency,
adhesive
self‐healing
performance
for
conformal
Using
anthracene
luminescent
unit,
exhibits
photoswitchable
therefore
be
reversibly
written/erased
patterns
non‐contact
stimulation.
Additionally,
different
from
mechanically
irreversible
adhesion
via
glue,
adhere
various
irregular
substrates
over
wide
temperature
range
(−20
65
°C)
conformally
deform
more
than
1000
times
without
peeling
off.
Furthermore,
exploiting
transparency
good
stretchability
eutectogel,
dual
achieved
under
UV
stretching
conditions
further
improve
security
level.
This
study
should
provide
promising
future
development
advanced
intelligent
anti‐counterfeiting
materials.
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Aug. 10, 2024
Abstract
The
preparation
of
high‐performance
and
fire‐safe
electrolytes
for
flexible
quasi‐solid‐state
supercapacitors
is
challenging.
In
this
work,
a
novel
multifunctional
deep
eutectic
solvent
gel
(DESG)
fabricated
using
acrylic
acid
urea
as
hydrogen
bond
donors
choline
chloride
acceptor.
DESG
shows
high
ionic
conductivity
(0.552
S
m
−1
),
good
electrochemical
performance
(specific
capacitance:
106.8
F
g
wide
operating
temperature
range
(−20–90
°C),
being
promising
candidate
solid‐state
supercapacitors.
Furthermore,
it
exhibits
thermoelectric
conversion
capability
(Seebeck
coefficient:
1.56
mV
K
ideal
capacitors
fire‐warning
sensors.
prepared
rapidly
self‐extinguishes
after
removal
from
fire,
reaching
limiting
oxygen
index
value
38.0%
demonstrating
its
excellent
flame
retardancy.
addition,
has
self‐healing
(healing
efficiency
84.3%).
work
provides
new
insights
into
the
application
fire‐safety
eutectogels
Nature Communications,
Journal Year:
2024,
Volume and Issue:
15(1)
Published: April 9, 2024
Abstract
Supramolecular
polymeric
materials
have
exhibited
attractive
features
such
as
self-healing,
reversibility,
and
stimuli-responsiveness.
However,
on
account
of
the
weak
bonding
nature
most
noncovalent
interactions,
it
remains
a
great
challenge
to
construct
supramolecular
with
high
robustness.
Moreover,
usage
units
is
usually
necessary
promote
formation
robust
materials,
which
restrains
their
applications.
Herein,
we
describe
construction
highly
polymer
networks
by
using
only
tiny
amount
metallacycles
crosslinkers.
A
norbornene
ring-opening
metathesis
copolymer
120°
dipyridine
ligand
prepared
self-assembled
60°
or
Pt(II)
acceptor
fabricate
metallacycle-crosslinked
networks.
With
0.28
mol%
less
pendant
form
metallacycle
crosslinkers,
mechanical
properties
polymers
are
significantly
enhanced.
The
tensile
strengths,
Young’s
moduli,
toughness
reinforced
reach
up
more
than
20
MPa,
600
150
MJ/m
3
,
respectively.
Controllable
destruction
reconstruction
further
demonstrated
sequential
addition
tetrabutylammonium
bromide
silver
triflate,
indicative
good
stimuli-responsiveness
These
remarkable
performances
attributed
thermodynamically
stable,
but
dynamic
metallacycle-based
coordination
complexes
that
offer
strong
linkages
adaptive
characteristics.
