Cd2⁺ adsorption properties of CS/ATP ion-imprinted polymers
Xinyuan Ji,
No information about this author
Ying Han,
No information about this author
Jiahui Fang
No information about this author
et al.
Journal of materials research/Pratt's guide to venture capital sources,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 27, 2025
Language: Английский
Assessment of Heavy Metals in Surface Waters of the Santiago–Guadalajara River Basin, Mexico
Hydrology,
Journal Year:
2025,
Volume and Issue:
12(2), P. 37 - 37
Published: Feb. 17, 2025
The
Santiago–Guadalajara
River
Basin
has
an
area
of
10,016.46
km2.
Metropolitan
Area
Guadalajara,
within
the
basin,
is
second-largest
city
in
country,
with
more
than
5
million
inhabitants.
growth
urban
population,
as
well
industrial
and
agricultural
activities
insufficient
infrastructure
for
sanitation
wastewater
its
reuse,
have
caused
environmental
deterioration
surface
waters
gradual
depletion
groundwater
resources.
To
assess
level
contamination
from
presence
heavy
metals
a
monthly
monitoring
campaign
was
carried
out
at
25
sampling
stations
located
main
tributary
streams
July
2021
to
April
2022.
following
decreasing
sequence
found
according
mean
concentration
values:
Fe
>
Al
Mn
B
Ba
Zn
As
Cu
Cr
Ni
Pb
Cd.
Heavy
Metal
Pollution
Index
(HPI)
method
applied
risk
aquatic
life,
finding
average
global
HPI
value
305.522
which
classifies
it
critical
range.
results
also
reflect
health
risks
due
As,
Cd,
some
monitored
stations.
It
will
be
necessary
expand
network,
identify
point
non-point
sources
contamination,
implement
measures
pollution
control
protect
life
human
river.
Language: Английский
Advances in removal of chromated copper arsenate elements in wood waste, contaminated water and soils
Frontiers in Environmental Chemistry,
Journal Year:
2025,
Volume and Issue:
6
Published: March 18, 2025
Chromated
Copper
Arsenate
(CCA)
is
a
water-based
mixture
of
heavy
metals
widely
used
as
timber
preservative.
Despite
its
efficacy
in
prolonging
the
lifespan
treated
wood,
CCA
has
become
subject
environmental
scrutiny
due
to
leaching
toxic
components
into
surrounding
soil
and
water.
have
been
reported
with
levels
high
3,300,
2,800
2,100
mg/kg
for
As,
Cr
Cu,
respectively;
way
above
recommended
12,
64,
63
agricultural
soils.
Therefore,
use
wood
preservative
restricted
most
developed
countries.
Developing
countries,
however,
continue
utilize
utility
poles.
The
elements
potential
health
risks
upon
dermal
contact
residues
from
structures
well
exposure
contaminated
There
are
also
concerns
about
disposal
after
use,
current
technology
landfilling
being
unsustainable
because
possibility
underground
water
challenge
limited
space
future
disposal.
Incineration
open
burning
produce
ash
that
highly
fumes
contribute
air
pollution
metals.
therefore
need
sustainable
approached
waste.
Since
leached
end
up
environment,
several
remediation
strategies
such
chemical
methods,
bioremediation,
phytoremediation
bioadsorption
reported,
discussed
this
review
paper,
towards
solutions
contamination
some
reporting
100%
efficiency.
Language: Английский
Enhanced Copper(II) bioremediation using Sargassum duplicatum derived biochar from various water sources
Energy & Environment,
Journal Year:
2024,
Volume and Issue:
unknown
Published: June 4, 2024
This
study
presents
Sargassum
duplicatum-derived
biochar
as
an
efficient
solution
for
removing
heavy
metals
from
various
water
sources,
addressing
a
critical
sustainability
need.
Achieving
remarkable
adsorption
efficiency
of
617
mg/g
within
4
h
at
pH
5
and
150
rpm,
surpassing
previous
findings,
the
demonstrates
exceptional
efficacy.
Impressively,
it
achieves
removal
efficiencies
97.56%
in
tap
99.05%
seawater.
Investigating
metals,
reveals
differential
across
different
sources.
Utilizing
scanning
electron
microscopy,
Fourier-transform
infrared
spectroscopy,
Brunauer–Emmett–Teller
analyses,
elucidates
biochar's
porous
structure
significant
surface
area,
enhancing
its
effectiveness.
Notable
attributes
include
low-temperature
sensitivity,
optimization,
excellent
fits
to
Langmuir
Pseudo-second-order
kinetics
models.
research
underscores
chemically
active
material,
offering
promising
contamination
challenges
with
innovation
efficiency.
Language: Английский
Efficient sequestration of cesium ions using phosphoric acid-modified activated carbon fibers from aqueous solutions
Chemosphere,
Journal Year:
2024,
Volume and Issue:
364, P. 143051 - 143051
Published: Aug. 8, 2024
Language: Английский
PE/PP fibrous adsorbents with bifunctional groups of tertiary amine and phosphate prepared by electron beam induced co-grafting for heavy metal adsorption of both cationic and anionic forms in acidic conditions.
Yanisa Limsuwan,
No information about this author
Kasinee Hemvichian,
No information about this author
Hiroyuki Hoshina
No information about this author
et al.
Polymer,
Journal Year:
2024,
Volume and Issue:
315, P. 127792 - 127792
Published: Nov. 6, 2024
Language: Английский