IOP Conference Series Earth and Environmental Science,
Journal Year:
2025,
Volume and Issue:
1492(1), P. 012025 - 012025
Published: April 1, 2025
Abstract
Engineering
materials
synthesis
has
been
tailored
towards
the
green
approach
as
it
reduces
emission
of
harmful
substances
into
atmosphere.
Recently,
mesoporous
silica
attracted
widespread
investigation
due
to
its
potential
a
solar
cell
semiconductor
material.
The
abundance
in
rice
husk
made
cost-effective
and
environmentally
friendly
Despite,
husks,
obtaining
high-purity
is
still
challenging.
Silica
was
extracted
from
using
sol-gel
method
without
use
chemicals.
As-synthesized
examined
with
Fourier
transform
infrared
Spectroscopy.
FTIR
result
revealed
an
absorbance
peak
at
797.7
cm
−1
corresponding
Si-O-Si
functional
group.
XRF
showed
that
94
wt%
SiO
2
present
sample.
SEM/EDX
nanoparticles
high
purity
produced.
BET
surface
area
as-synthesized
found
be
222.83
m
/g.
large
obtained
suggests
produced
used
electrode
when
incorporated
TiO2.
results
this
research
suggested
could
heat
treatment
process.
Artificial Cells Nanomedicine and Biotechnology,
Journal Year:
2025,
Volume and Issue:
53(1), P. 153 - 165
Published: April 1, 2025
Bacterial
infections
associated
with
healthcare
are
a
challenge
on
global
scale
due
to
the
high
morbidity
and
mortality
rates,
especially
those
caused
by
multidrug-resistant
isolates.
Hospital
textiles
abiotic
surfaces
that
may
serve
as
means
of
disseminating
persisting
microorganisms
in
hospitals,
can
remain
viable
these
for
up
months.
In
this
study,
we
employed
green
synthesis
approach
utilizing
guava
leaf
extract
(Psidium
guajava)
produce
silver
nanoparticles,
which
were
then
incorporated
into
cotton
fabric.
Antimicrobial
properties
cytotoxicity
functional
textile
assessed.
The
finding
indicated
method
was
efficient
resulted
predominant
population
nanoparticles
diameters
ranging
from
25
84
nm
uniformly
dispersed
textile.
exhibited
low
toxicity
antimicrobial
efficiency,
even
against
particular
concern
hospital
settings.
Atomic
force
microscopy
carried
out
evidenced
invaginations
cell
wall
bacteria
submitted
textile,
suggesting
surface
damage
an
important
mechanism
action
incorporated.
IOP Conference Series Earth and Environmental Science,
Journal Year:
2025,
Volume and Issue:
1492(1), P. 012025 - 012025
Published: April 1, 2025
Abstract
Engineering
materials
synthesis
has
been
tailored
towards
the
green
approach
as
it
reduces
emission
of
harmful
substances
into
atmosphere.
Recently,
mesoporous
silica
attracted
widespread
investigation
due
to
its
potential
a
solar
cell
semiconductor
material.
The
abundance
in
rice
husk
made
cost-effective
and
environmentally
friendly
Despite,
husks,
obtaining
high-purity
is
still
challenging.
Silica
was
extracted
from
using
sol-gel
method
without
use
chemicals.
As-synthesized
examined
with
Fourier
transform
infrared
Spectroscopy.
FTIR
result
revealed
an
absorbance
peak
at
797.7
cm
−1
corresponding
Si-O-Si
functional
group.
XRF
showed
that
94
wt%
SiO
2
present
sample.
SEM/EDX
nanoparticles
high
purity
produced.
BET
surface
area
as-synthesized
found
be
222.83
m
/g.
large
obtained
suggests
produced
used
electrode
when
incorporated
TiO2.
results
this
research
suggested
could
heat
treatment
process.