Scientific Reports,
Год журнала:
2025,
Номер
15(1)
Опубликована: Март 27, 2025
This
study
investigates
the
effects
of
bentonite/sodium
alginate/nanocellulose
(BAN)
composites
on
soil
properties.
The
composites,
formulated
with
different
ratios
(50:30:20,
70:20:10
and
80:15:5)
at
three
concentrations
(1%,
2%
3%),
were
applied
to
samples.
Field
emission
scanning
electron
microscopy
(FESEM)
images
showed
that
improved
structure,
B50/A30/N20
ratio
exhibiting
dispersion
stability.
results
application
BAN
significantly
increased
water
holding
capacity
(WHC),
3%
concentration
showing
a
∽25%
increase
compared
control
treatment.
Soil
respiration
rates
highest
concentration,
50–100%
in
CO2
Biodegradability
tests
composite
had
degradation
rate
(52%),
while
B80/A15/N5
lowest
(17.13%).
total
organic
carbon
(TOC)
content
was
by
up
40–100%
soils
treated
BAN,
treatment
greatest
increase.
pH
values
slightly
acidified,
decrease
an
EC.
In
addition,
resulted
significant
improvement
aggregation,
mean
weight
diameter
(MWD)
geometric
(GMD)
(3%).
microbial
populations
(bacteria
fungi)
higher
untreated
soils.
These
indicate
can
improve
physical
biological
properties
thus
offer
potential
for
sustainable
agricultural
practices.
Sustainability,
Год журнала:
2024,
Номер
16(21), С. 9562 - 9562
Опубликована: Ноя. 2, 2024
For
almost
a
decade,
various
studies
have
been
carried
out
to
prove
the
suitability
of
nano
additives
in
enhancing
geotechnical
properties
soil.
Yet,
this
line
research
is
still
its
elementary
stage,
restricting
itself
laboratory
tests
determine
soil’s
index
and
engineering
blended
with
varying
dosages
additives.
In
other
words,
on
practical
applications
for
soil
stabilization
scarce.
The
present
work
attempts
investigate
three
different
nanomaterials
as
load-bearing
stratum
shallow
foundations.
were
chosen
such
way
that
each
them
from
origin.
One
calcium
carbonate
(inorganic)
whereas
two
are
nano-sized
varieties
natural
biopolymers,
namely
chitosan
(crustacean-based)
carboxymethyl
cellulose
(plant-based).
A
series
initially
conducted
strength
all
nano-additive-treated
soils
at
dosages,
which
investigated
180
days
ensure
their
long-term
performance.
This
was
followed
by
foundation
model
study
untreated
treated
optimal
results
validated
using
finite
element
software
parametric
optimize
depth
stabilization.
It
observed
exhibited
better
performance
when
top
layer
had
dosage
subsequent
layers
relatively
lesser
dosage.
