ACS Applied Nano Materials,
Journal Year:
2023,
Volume and Issue:
6(23), P. 22373 - 22382
Published: Nov. 22, 2023
Essential
oils
(EOs)
are
favored
in
green
active
food
packaging
research
because
of
their
excellent
antibacterial
and
antioxidant
performance.
However,
due
to
unpleasant
odor
high
volatility,
there
is
a
need
control
concentration
duration
after
being
released
avoid
excessive
odorant
contamination
the
targeted
products
maintain
antimicrobial
efficiency.
In
this
paper,
facile
environmentally
friendly
strategy
using
cellulose
nanofibers
(CNFs),
iron
oxide
(Fe3O4),
thyme
EO
(TEO)
fabricate
TEO–Fe3O4–CNF
aerogels
with
micronano
porous
structure
for
controlled
release
volatile
TEO
extend
shelf
life
preserve
organoleptic
properties
presented.
The
chemical
deposition
method
used
situ
mineralize
<
c
magnetic
nanoparticles
(NPs)
activity
on
CNF
surface.
An
external
field
employed
actuate
fiber
movement
aerogel
pore
during
freeze-drying
process,
which
has
significant
impact
storage
TEO.
Simultaneously,
synergistic
interaction
between
Fe3O4
having
contact
bacteriostatic
effect
endows
results
demonstrate
retention
within
network.
These
presents
smaller
denser
(11.49
nm),
outstanding
(15.48
mg·g–1),
capacity
(zone
inhibition
greater
than
25.5
mm,
visible
48
days),
making
them
self-controlled
releasing
property
relatively
stable
release–adsorption–release
system
an
10
day
period.
practical
applications,
sustained-release
can
be
utilized
foods
such
as
pork
fruit
prolong
life.
Nanomaterials,
Journal Year:
2024,
Volume and Issue:
15(1), P. 33 - 33
Published: Dec. 28, 2024
This
review
highlights
recent
progress
in
utilizing
iron
oxide
nanoparticles
(IONPs)
as
a
safer
alternative
to
gadolinium-based
contrast
agents
(GBCAs)
for
magnetic
resonance
imaging
(MRI).
It
consolidates
findings
from
multiple
studies,
discussing
current
T
ACS Applied Nano Materials,
Journal Year:
2023,
Volume and Issue:
6(23), P. 22373 - 22382
Published: Nov. 22, 2023
Essential
oils
(EOs)
are
favored
in
green
active
food
packaging
research
because
of
their
excellent
antibacterial
and
antioxidant
performance.
However,
due
to
unpleasant
odor
high
volatility,
there
is
a
need
control
concentration
duration
after
being
released
avoid
excessive
odorant
contamination
the
targeted
products
maintain
antimicrobial
efficiency.
In
this
paper,
facile
environmentally
friendly
strategy
using
cellulose
nanofibers
(CNFs),
iron
oxide
(Fe3O4),
thyme
EO
(TEO)
fabricate
TEO–Fe3O4–CNF
aerogels
with
micronano
porous
structure
for
controlled
release
volatile
TEO
extend
shelf
life
preserve
organoleptic
properties
presented.
The
chemical
deposition
method
used
situ
mineralize
<
c
magnetic
nanoparticles
(NPs)
activity
on
CNF
surface.
An
external
field
employed
actuate
fiber
movement
aerogel
pore
during
freeze-drying
process,
which
has
significant
impact
storage
TEO.
Simultaneously,
synergistic
interaction
between
Fe3O4
having
contact
bacteriostatic
effect
endows
results
demonstrate
retention
within
network.
These
presents
smaller
denser
(11.49
nm),
outstanding
(15.48
mg·g–1),
capacity
(zone
inhibition
greater
than
25.5
mm,
visible
48
days),
making
them
self-controlled
releasing
property
relatively
stable
release–adsorption–release
system
an
10
day
period.
practical
applications,
sustained-release
can
be
utilized
foods
such
as
pork
fruit
prolong
life.