Journal of Functional Biomaterials,
Journal Year:
2023,
Volume and Issue:
14(6), P. 304 - 304
Published: June 1, 2023
This
work
proposes
a
sonochemical
biosynthesis
of
magnetoplasmonic
nanostructures
Fe3O4
decorated
with
Au
and
Ag.
The
systems,
such
as
Fe3O4-Ag,
were
characterized
structurally
magnetically.
structural
characterizations
reveal
the
magnetite
structures
primary
phase.
Noble
metals,
Ag,
are
present
in
sample,
resulting
structure-decorated
type.
magnetic
measurements
indicate
superparamagnetic
behavior
Fe3O4-Ag
Fe3O4-Au
nanostructures.
carried
out
by
X-ray
diffraction
scanning
electron
microscopy.
Complementarily,
antibacterial
antifungal
assays
to
evaluate
potential
properties
future
applications
biomedicine.
Industrial Crops and Products,
Journal Year:
2023,
Volume and Issue:
201, P. 116898 - 116898
Published: May 30, 2023
Some
of
the
most
popular
cellulose
derivatives
exhibit
charged
functional
groups,
either
cationic
(generally,
quaternary
ammonium
moieties)
or
anionic
(most
typically,
carboxylate
groups).
Noticeably,
second
successful
cellulosic
derivative
in
world,
terms
market
share,
is
salt
a
negatively
polymer:
sodium
carboxymethyl
cellulose.
However,
many
applications
that
have
long
been
proposed
by
researchers
never
proven
feasible
on
large
scale.
In
light
this,
present
review
critically
discusses
current
and
potential
derivatives:
(i)
coagulation-flocculation
direct
flocculation
processes,
for
which
limited
molecular
weight
key
limitation;
(ii)
thickening
rheology
modification
general,
where
polymer-water
interactions
play
major
role;
(iii)
stabilization
colloids
emulsions,
such
way
repulsive
electrostatic
forces
prevent
aggregation
unlike
coagulation-flocculation;
(iv)
adsorption
cations
cellulose,
anions
mediated
other
mechanisms;
(v)
encapsulation
bioactive
compounds
drug
delivery
purposes;
(vi)
filtration
means
cellulose-based
membranes,
(vii)
production
antimicrobial
materials
exploiting
between
phospholipid
bilayer
microorganisms.
We
highlight
recent
trends
and,
closely
related
to
them,
knowledge
gaps
literature
derivatives.
For
instance,
survey
remarks
increasing
popularity
nanocellulose
as
nanofibers
nanocrystals),
progressively
outweighing
both
conventional
fibers
soluble
ChemSusChem,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Oct. 27, 2024
Abstract
The
growing
demand
for
electronic
devices
has
led
to
excessive
stress
on
Earth′s
resources,
necessitating
effective
waste
management
and
the
search
renewable
materials
with
minimal
environmental
impact.
Bioelectronics,
designed
interface
human
body,
have
traditionally
been
made
from
inorganic
materials,
such
as
metals,
which,
while
having
suitable
electrical
conductivity,
differ
significantly
in
chemical
mechanical
properties
biological
tissues.
This
can
cause
issues
unreliable
signal
collection
inflammatory
responses.
Recently,
natural
biopolymers
cellulose,
chitosan,
silk
explored
flexible
devices,
given
their
uniqueness,
shape
flexibility,
ease
of
processing,
strength,
biodegradability.
Cellulose
is
most
abundant
biopolymer,
widely
used
across
industries,
be
transformed
into
electronically
conductive
carbon
materials.
review
focuses
advancements
cellulose‐based
bioelectronics,
detailing
properties,
methods
enhance
forms
bioelectronic
applications.
It
highlights
compatibility
cellulose
tissues,
emphasizing
its
potential
developing
wearable
sensors,
supercapacitors,
other
healthcare‐related
devices.
also
addresses
current
challenges
this
field
suggests
future
research
directions
overcome
these
obstacles
fully
realize
bioelectronics.
Nanomaterials,
Journal Year:
2025,
Volume and Issue:
15(4), P. 271 - 271
Published: Feb. 11, 2025
Bacterial
cellulose
(BC)
is
a
versatile
biopolymer
prized
for
its
remarkable
water
absorption,
nanoscale
fiber
architecture,
mechanical
robustness,
and
biocompatibility,
making
it
suitable
diverse
applications.
Despite
potential,
the
high
cost
of
conventional
fermentation
media
limits
BC’s
scalability
wider
commercial
use.
This
study
investigates
an
economical
solution
by
utilizing
fractions
from
fruit
processing
wastewater,
refined
through
sequential
membrane
fractionation,
as
supplement
to
HS
medium
BC
production.
films
were
thoroughly
characterized
using
Fourier
transform
infrared
spectroscopy
(FTIR),
transmission
electron
microscopy
(TEM),
X-ray
diffraction
(XRD),
differential
scanning
calorimetry
(DSC),
assessments
properties
holding
capacity
(WHC).
FTIR
confirmed
structure,
while
TEM
validated
nanofibrillar
3D
network.
XRD
analysis
revealed
slight
increasing
trend
in
crystallinity
with
addition
wastewater
fractions,
DSC
increase
thermal
stability
F#6.
Adding
these
notably
improved
films’
tensile
strength,
Young’s
modulus,
WHC.
Overall,
results
underscore
that
can
serve
cost-efficient,
eco-friendly
alternative
traditional
media.
approach
supports
circular
economy
principles
lowering
reliance
on
intensive
treatments,
promoting
waste
valorization,
advancing
sustainable
production
methods
high-value
biopolymers.
