Polymers for Advanced Technologies,
Journal Year:
2024,
Volume and Issue:
35(12)
Published: Nov. 25, 2024
ABSTRACT
The
exploration
of
cellulose,
a
natural
polysaccharide
derived
from
renewable
biomass,
has
seen
significant
advancements
in
recent
years
due
to
its
biocompatibility,
biodegradability,
and
versatility.
This
review
paper
comprehensively
covers
the
latest
developments
cellulose
derivatives
as
functional
biomaterials
for
various
biomedical
applications.
Emphasis
is
placed
on
intrinsic
properties
such
mechanical
strength,
thermal
stability,
chemical
modifiability,
which
enable
wide‐ranging
use
drug
delivery
systems,
wound
dressings,
tissue
engineering,
biosensors.
article
further
delves
into
modification
techniques—such
oxidation,
esterification,
etherification—that
enhance
cellulose's
performance,
allowing
it
be
fine‐tuned
specialized
medical
applications,
including
creation
scaffolds
regeneration
smart
materials
responsive
release.
Additionally,
hybridization
with
inorganic
offers
potential
developing
superior
antimicrobial
improved
characteristics.
also
addresses
challenges
processing,
particularly
concerning
optimizing
structure
specific
while
highlighting
future
opportunities
field
personalized
medicine
intelligent
healthcare
devices.
By
examining
both
current
innovations
trends,
this
highlights
growing
importance
sustainable
versatile
resource
industry.
International Journal of Environmental & Analytical Chemistry,
Journal Year:
2024,
Volume and Issue:
unknown, P. 1 - 23
Published: Nov. 25, 2024
Mercury
is
one
of
the
most
toxic
heavy
metals.
Various
techniques
have
been
used
to
remove
it
from
water
sources.
Among
these,
adsorption
a
low-cost
and
effective
method
mercury
even
in
very
low
concentrations.
One
adsorbents
that
has
gained
considerable
popularity
recently
zeolite
imidazolate
framework-8
(ZIF-8).
In
this
study,
after
synthesis
ZIF-8,
its
properties
were
determined
using
Fourier
transform
infrared
spectroscopy
(FTIR),
X-ray
diffraction
(XRD),
field
emission
electron
microscopy
(FESEM).
Temperature
(25–61
°C),
contact
time
(5–85
min),
adsorbent
dosage
(0.1–0.9
g/L),
pH
(2–10),
initial
concentration
(24-
mg/L)
investigated.
The
optimal
conditions
for
response
surface
methodology
(RSM).
elimination
included
primary
4
mg/L,
temperature
61°C,
dose
(0.5
7;
efficiency
under
these
was
91.66%.
equilibrium
data
analysed
Langmuir
Freundlich
isotherm
models,
model
found
be
consistent
with
(R2
=
0.9363).
kinetics
closely
matched
pseudo-second-order
0.9998).
These
results
indicate
nanoporous
ZIF-8
can
successfully
eliminate
aqueous
environments.
Polymers for Advanced Technologies,
Journal Year:
2024,
Volume and Issue:
35(12)
Published: Dec. 1, 2024
ABSTRACT
This
review
provides
a
comprehensive
overview
of
the
emerging
applications
stimuli‐responsive
hydrogels
in
3D
printing,
emphasizing
their
transformative
potential
creating
adaptive
and
multifunctional
structures.
Stimuli‐responsive
hydrogels,
including
magneto‐,
thermo‐,
pH‐,
moisture‐,
solvent‐,
photo‐responsive
varieties,
have
gained
significant
attention
due
to
ability
undergo
dynamic
changes
response
specific
environmental
stimuli.
The
begins
by
exploring
fundamental
characteristics
fabrication
methods
used
additive
manufacturing,
highlighting
exceptional
adaptability
programmability.
It
then
delves
into
various
across
diverse
fields,
soft
robotics,
tissue
engineering,
drug
delivery
systems,
wearable
electronics,
food
technology,
electromagnetic
interference
shielding,
anti‐counterfeiting
technologies.
By
integrating
latest
advancements
printing
techniques,
this
aims
offer
insights
how
are
enabling
development
innovative,
intelligent,
environmentally
responsive
systems.
future
perspectives
section
discusses
challenges
opportunities
for
advancing
use
suggesting
directions
research
that
could
push
boundaries
functional
materials
programmable
Polymers for Advanced Technologies,
Journal Year:
2024,
Volume and Issue:
35(12)
Published: Dec. 1, 2024
ABSTRACT
This
review
aims
to
provide
a
comprehensive
analysis
of
recent
advancements
in
smart
microneedles
(MNs)
within
the
biomedical
field,
focusing
on
integration
stimuli‐responsive
polymers
for
enhanced
therapeutic
and
diagnostic
applications.
Conventional
drug
delivery
methods
are
known
face
limitations
precision,
safety,
patient
compliance,
which
can
be
addressed
by
innovative
features
MNs.
Through
use
various
polymers,
these
MNs
have
been
designed
react
environmental
or
physiological
cues,
allowing
on‐demand
release,
biomarker
sensing,
localized
interventions.
Fundamental
materials
used
fabrication
MNs,
including
metals,
composite
hydrogels,
reviewed,
different
categories
stimuli‐responsiveness,
such
as
photo,
electro,
thermal,
mechanical,
biochemical,
explored.
Application‐specific
designs
areas
delivery,
cancer
therapy,
diabetes
management,
skin
disease
treatments
also
examined.
this
discussion,
it
is
highlighted
that
poised
play
significant
role
advancing
personalized
noninvasive
medical
treatments.
