Journal of Ovonic Research,
Год журнала:
2025,
Номер
21(1), С. 29 - 35
Опубликована: Янв. 9, 2025
In
this
work,
an
innovative
approach
for
the
synthesis
of
ZnO
QDs-GO
core-shell
nanostructures
by
ultrasonic
bath
sonochemistry
is
presented.
This
method
allows
formation
with
a
QDs
core
and
outer
layer
GO
sheets,
optimizing
interaction.
The
proposed
concentration
conditions
precursors
achieve
morphological
control
structural
properties
nanostructures.
characterizations
carried
out
FT-IR,
Raman
TEM
confirm
successful
CS
structure.
work
provides
significant
advance
in
compression
nanohybrid
structures,
redesigning
various
technologies.
ACS Macro Letters,
Год журнала:
2024,
Номер
13(4), С. 401 - 406
Опубликована: Март 21, 2024
In
nature,
proteins
possess
the
remarkable
ability
to
sense
and
respond
mechanical
forces,
thereby
triggering
various
biological
events,
such
as
bone
remodeling
muscle
regeneration.
However,
in
synthetic
systems,
harnessing
force
induce
material
growth
still
remains
a
challenge.
this
study,
we
aimed
utilize
low-frequency
ultrasound
(US)
activate
horseradish
peroxidase
(HRP)
catalyze
free
radical
polymerization.
Our
findings
demonstrate
efficacy
of
mechano-enzymatic
chemistry
rapidly
properties
materials
through
cross-linking
polymerization
surface
coating.
The
resulting
samples
exhibited
significant
enhancement
tensile
strength,
elongation,
Young's
modulus.
Moreover,
hydrophobicity
could
be
completely
switched
within
just
30
min
US
treatment.
This
work
presents
novel
approach
for
incorporating
sensing
rapid
capabilities
into
materials.
Polysaccharides,
Год журнала:
2025,
Номер
6(1), С. 4 - 4
Опубликована: Янв. 7, 2025
The
search
for
developing
materials
of
natural
origin
has
become
imperative
due
to
the
resistance
shown
by
phytopathogenic
microorganisms
traditional
antimicrobial
agents.
Natural
polymers
such
as
chitosan
offer
a
new
alternative
fungal
infections
because,
in
most
cases,
these
are
biocompatible,
nontoxic,
and
natural.
This
study
aimed
synthesize
nanochitosan
using
ultrasonication
evaluate
its
antifungal
activity
on
Colletotrichum
chrysophillum
musae.
Nanochitosan
302.4
±
92.3
nm
zeta
potential
+35.9
2.3
Mv,
amorphous
shape,
rough
surface,
was
obtained.
reduced
radial
growth
21%,
C.
while
musae
showed
maximum
inhibition
26%
at
concentration
1.5
mg
mL−1
nanochitosan.
species
affected,
with
38%
increase
hyphal
diameter
12
h.
Also,
affected
integrity
fungi
cell
walls,
plasma
membrane,
generated
low
oxidative
stress
level.
Our
findings
indicate
that
induces
notable
changes
intracellular
structures
tested
phytopathogens.
Nevertheless,
additional
investigations
required
clarify
mechanisms
underlying
adaptability
or
strains
exhibit
sensitivity
this
biopolymer.
Journal of Ovonic Research,
Год журнала:
2025,
Номер
21(1), С. 29 - 35
Опубликована: Янв. 9, 2025
In
this
work,
an
innovative
approach
for
the
synthesis
of
ZnO
QDs-GO
core-shell
nanostructures
by
ultrasonic
bath
sonochemistry
is
presented.
This
method
allows
formation
with
a
QDs
core
and
outer
layer
GO
sheets,
optimizing
interaction.
The
proposed
concentration
conditions
precursors
achieve
morphological
control
structural
properties
nanostructures.
characterizations
carried
out
FT-IR,
Raman
TEM
confirm
successful
CS
structure.
work
provides
significant
advance
in
compression
nanohybrid
structures,
redesigning
various
technologies.
