New Journal of Chemistry,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Jan. 1, 2024
The
heterogeneous
structures
of
CNTs
and
RGO
were
blended,
PAM-Gel/CNT-RGO
hydrogels
prepared
by
a
simple
physical
method.
shielding
performance
hydrogel
in
X-band
was
up
to
45.14
dB.
Biomaterials Science,
Journal Year:
2024,
Volume and Issue:
12(19), P. 4855 - 4874
Published: Jan. 1, 2024
In
recent
years,
supramolecular
hydrogels
have
made
groundbreaking
research
progress
in
biomedical
fields
such
as
drug
delivery,
biosensing,
imaging
analysis,
and
tissue
engineering.
Peptides,
with
their
unique
characteristics
of
facile
preparation,
low
immunogenicity
easy
biodegradability,
are
commonly
used
building
blocks
hydrogels.
Peptide-based
loaded
drugs,
prepared
Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 2, 2025
Abstract
Smart
hydrogels
with
multi‐fluorescent
properties
hold
great
promise
for
information
encryption.
However,
conventional
fluorescent
often
lack
adequate
mechanical
and
multiple
responsiveness,
limiting
their
range
of
applications.
In
this
study,
a
multifunctional
hydrogel
featuring
an
interpenetrating
polymer
network
(IPN)
composed
poly(vinyl
alcohol)
(PVA)
poly(acrylic
amide‐co‐2‐acrylamido‐2‐methylpropane
sulfonic
acid)
P(AM/AMPS)
chemical
cross‐linking
networks
is
designed.
Through
the
coordination
lanthanide
ions
(Eu
3+
,
Tb
)
glycine,
achieves
exceptional
stretchability
(over
900%)
adjustable
photoluminescence
properties.
Due
to
acid
groups
on
2‐acrylamide‐2‐methylpropanesulfonic
(AMPS),
which
support
various
noncovalent
interactions,
PVA‐P(AM/AMPS)‐Gly‐Ln
displays
strong
reversible
adhesive
diverse
substrates.
Ultimately,
assembled
into
multifunctional,
flexible
sensor,
boasting
satisfactory
sensitivity
(GF
=
5.3),
rapid
response
rate
(100
ms),
outstanding
characteristics,
highlighting
its
potential
applications
in
human
motion
detection
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 8, 2024
Abstract
Multicolor
lanthanide‐doped
polymers
have
found
versatile
applications
in
data
encryption,
sensing,
and
smart
display.
However,
multiple
components,
sophisticated
design,
complex
preparation
procedures
are
often
required.
In
contrast,
their
intrinsic
multicolor
fluorescence
emission
is
been
effectively
used.
Herein,
Eu‐doped
polyurethane
(ETP@PU),
integrating
tunable
emission,
self‐healing,
multi‐responsiveness,
prepared
through
a
facile
route
via
step‐growth
polymerization
of
PU
using
commercial
Eu‐ligand
(Eu(TTA)
3
Phen,
ETP)
as
fluorophore.
FTIR
XPS
analysis
demonstrate
the
successful
coordination
Eu
3+
with
carbamate
groups
PU,
which
not
only
enhances
mechanical
properties
but
also
bestows
unique
luminescent
properties.
With
increasing
ETP
content,
declines,
while
that
displays
discernible
enhancement,
resulting
emission.
The
highest
quantum
yield
Eu‐related
reaches
71.3%
due
to
robust
efficient
energy
transfer
between
PU.
Moreover,
ETP@PU
exhibits
excellent
self‐healing
capacity
potential
investigated
field
light‐emitting
diodes,
process
monitoring.
This
work
provides
strategy
develop
promising
for
various
applications.