Molecules,
Год журнала:
2023,
Номер
28(14), С. 5381 - 5381
Опубликована: Июль 13, 2023
Heat
storage
technologies
are
essential
for
increasing
the
use
of
solar
energy
in
household
sector.
Their
development
can
be
achieved
by
designing
new
materials;
one
way
is
to
impregnate
a
porous
matrix
with
hygroscopic
salts.
In
this
article,
possibility
using
biochar-based
composite
sorbents
develop
promising
heat
materials
efficient
thermal
explored.
Biochar-based
composites
defined
salt
loadings
(5,
10,
15,
and
20%)
were
produced
impregnating
MgSO4
into
biochar
derived
from
corn
cobs.
The
demonstrated
high
water
sorption
capacity
0.24
g/g
(20MgCC).
After
six
successive
charging-discharging
cycles
(dehydration/dehydration
cycles),
only
negligible
variation
released
uptake
was
measured,
confirming
absence
deactivation
20MgCC
upon
cycling.
showed
an
density
635
J/g
(Tads
=
30
°C
RH
60%),
higher
than
that
other
containing
similar
amount
hydrate
salt.
macroporous
nature
increases
available
surface
deposition.
During
hydration
step,
molecules
effectively
diffuse
through
homogeneous
layer
salt,
as
described
intra-particle
model
applied
work.
open
low-carbon
path
production
sustainable
applications.
Toxics,
Год журнала:
2025,
Номер
13(2), С. 79 - 79
Опубликована: Янв. 23, 2025
Although
the
cultivation
of
food
crops
in
farmland
heavily
contaminated
by
heavy
metals
is
prohibited
China,
vegetables
can
still
be
planted
on
a
small-scale
due
to
their
short
growth
cycles
and
flexible
sale
models,
posing
significant
threat
local
consumers.
In
this
study,
pot
culture
experiment
was
conducted
investigate
feasibility
safe
production
through
in-situ
stabilization
soil.
The
remediation
efficiency
wheat
straw
biochar
N-doped
biochar,
spinach,
metal
accumulation
potential
health
risks
were
also
explored.
results
indicated
that
both
significantly
affected
soil
pH,
cation
exchange
capacity,
organic
matter,
available
phosphorus,
potassium,
alkaline
nitrogen
content,
spinach
biomass,
but
trends
variable.
Additionally,
diethylenetriaminepentaacetic-extractable
Pb,
Cd,
Cu,
Zn,
Ni
concentrations
decreased
9.23%,
7.54%,
5.95,
7.44%,
16.33%
with
10.46%,
12.91%,
21.98%,
12.62%,
12.24%
respectively.
Furthermore,
reduced
35.50%,
33.25%,
30.31%,
Health
risk
assessment
revealed
non-carcinogenic
index
for
adults
children
from
17.0
54.8
16.3
52.5
11.8
38.2
respectively,
remained
higher
than
acceptable
range
(1.0).
carcinogenic
posed
Cd
exceeded
value
(10−4)
across
all
treatments.
These
may
imply
cannot
achieve
stabilization.
Separation and Purification Reviews,
Год журнала:
2024,
Номер
unknown, С. 1 - 24
Опубликована: Ноя. 21, 2024
Biochars
and
zeolites
are
highly
suitable
for
soil
restoration
due
to
their
ability
enhance
structure,
improve
nutrient
water
retention,
regulate
pH
levels
remove
various
impurities.
Both
materials
offer
significant
benefits
management
environmental
health,
effectively
transforming
degraded
soils
into
productive
land.
They
usually
characterized
by
high
specific
surface
area,
which
is
essential
improving
capacity
of
sorption
complex.
The
presented
literature
review
compares
effects
generated
biochars
on
different
types
toward
metal
ions,
pharmaceuticals,
pesticides,
pollutants.
So
far,
numerous
researchers
have
examined
as
amendments,
but
only
some
them
tested
simultaneous
addition
or
application
with
polymers.
Nevertheless,
based
the
reports
date,
it
can
be
concluded
that
incorporating
biochar
zeolite
remediation
practices
a
promising
strategy
quality
promote
sustainability.
International Journal of Phytoremediation,
Год журнала:
2025,
Номер
unknown, С. 1 - 12
Опубликована: Апрель 30, 2025
This
research
was
conducted
in
a
greenhouse
to
examine
the
effects
of
solid
biochar
(25
g
kg-1
soil),
and
biochar-based
nanoparticles
magnesium
(BNP-MgO),
iron
(BNP-Fe3O4),
+
(BNP-MgO
BNP-Fe3O4)
comparison
with
control
(soil)
on
German
chamomile
(Matricaria
chamomilla
L.)
under
salinity
levels
(0.9,
6,
12
dS
m-1
as
non-saline
treatment
moderate
high
salinities,
respectively).
Salinity
increased
sodium
uptake,
generation
reactive
oxygen
species
enzymatic
non-enzymatic
antioxidant
activities,
leading
reduction
leaf
nutrients
pigments,
organs
masses.
High
significantly
decreased
essential
oil
percentage
yield.
However,
especially
enriched
biochars
BNP-MgO,
BNP-Fe3O4,
their
combined
form
reduced
hydrogen
peroxide
consequently
activities
saline
conditions.
The
BNP-MgO
best
for
enhancing
BNP-Fe3O4
generally
choice
improving
masses
yield
salinity.
Therefore,
biochars,
due
excellent
physicochemical
properties,
were
suggested
suitable
soil
amendments
mitigate
salt
toxicity
improve
growth
production
medicinal
plants
field
cultivations.
