Comprehensive insights into the application of graphene-based aerogels for metals removal from aqueous media: Surface chemistry, mechanisms, and key features
Advances in Colloid and Interface Science,
Journal Year:
2024,
Volume and Issue:
335, P. 103338 - 103338
Published: Nov. 14, 2024
Efficient
removal
of
heavy
metals
and
other
toxic
metal
pollutants
from
wastewater
is
essential
to
protect
human
health
the
surrounding
vulnerable
ecosystems.
Therefore,
significant
efforts
have
been
invested
in
developing
practical
sustainable
tools
address
this
issue,
including
high-performance
adsorbents.
In
respect,
within
last
few
years,
graphene-based
aerogels/xerogels/cryogels
(GBAs)
emerged
drawn
attention
as
excellent
materials
for
removing
recovering
harmful
valuable
different
aqueous
media.
Such
an
upward
trend
mainly
due
features
aerogel
combined
with
properties
graphene
derivatives
aerogel's
network,
GBAs'
unique
three-dimensional
(3D)
porous
structure,
high
porosity,
low
density,
large
specific
surface
area,
exceptional
electron
mobility,
adjustable
rich
chemistry,
remarkable
mechanical
features,
tremendous
stability.
This
review
offers
a
comprehensive
analysis
fundamental
aspects
phenomena
related
application
GBAs
removal.
Herein,
we
cover
all
types
(bottom-up)
synthesized
GBAs,
true
microporous
aerogels
well
3D
open-cell
interconnected
mesoporous
macroporous
aerogels,
foams,
sponges.
Indeed,
provide
insights
into
understanding
suitability
such
important
by
revealing
mechanisms
involved
factors
inducing
controlling
highly
selective
behavior
these
distinctive
Besides
conventional
adsorptive
pathways,
critically
analyzed
ability
electrochemically
capture
(i.e.,
electrosorption)
their
efficiency
detoxification
through
reductive
adsorption-reduction-readsorption).
We
also
covered
reusability
aspect
(GAs)-based
adsorbents,
which
strongly
linked
outstanding
stability
efficient
desorption
captured
metals.
Furthermore,
view
numerous
environmental
benefits,
development
magnetically
recoverable
GAs
highlighted.
Moreover,
shed
light
on
potential
scalable
implementation
evaluating
performance
continuous
processes
while
highlighting
versatility
demonstrated
remove
multiple
contaminants
along
Finally,
provides
readers
accessible
overview
critical
discussion
major
recent
achievements
regarding
applications
GAs-based
adsorbents
ions
Along
our
recommendations
suggestions
future
work
new
research
directions
opportunities,
aims
serve
resource
researchers
field
treatment
inspire
further
progress
towards
next-generation
expanding
application.
Language: Английский
A thorough investigation into the adsorption behavior of sophorolipid-modified fly ash towards compound pollution of lead and tetracycline
Pengyu Ren,
No information about this author
Lu Wang,
No information about this author
Tianhai Ma
No information about this author
et al.
The Science of The Total Environment,
Journal Year:
2024,
Volume and Issue:
947, P. 174679 - 174679
Published: Oct. 1, 2024
Language: Английский
Quaternization of lignin hydrochar integrated with vertically oriented alginate aerogel toward ReO4− removal: Performance and mechanism
Xindi He,
No information about this author
Kairuo Zhu,
No information about this author
Ziying Jiang
No information about this author
et al.
International Journal of Biological Macromolecules,
Journal Year:
2025,
Volume and Issue:
304, P. 140812 - 140812
Published: Feb. 8, 2025
Language: Английский
High performance three-dimensional graphene nanomaterials for environmental remediation–water purification, gas separation, gaseous pollutant sensing
Essential Chem,
Journal Year:
2025,
Volume and Issue:
2(1), P. 1 - 20
Published: March 3, 2025
Language: Английский
Three-dimensional graphene nanocomposites for clean environmental applications
Elsevier eBooks,
Journal Year:
2025,
Volume and Issue:
unknown, P. 173 - 199
Published: Jan. 1, 2025
Language: Английский
The application of artificial neural network (ANN) to validate biosorption of Zn +2 ions onto chemically modified Hevea brasiliensis sawdust
Journal of Dispersion Science and Technology,
Journal Year:
2024,
Volume and Issue:
unknown, P. 1 - 10
Published: Dec. 13, 2024
The
study
examined
the
biosorption
of
Zn+2
by
chemically
modified
Hevea
brasiliensis
sawdust
using
a
batch
adsorption
system.
influence
concentration,
pH,
contact
time,
and
adsorbent
dose
in
process
were
analyzed
maximum
uptake
capacity
was
found
as
36.8
mg/g.
Langmuir
Temkin
model
to
be
most
accurate
when
experimental
data
different
isotherms
models.
This
presents
an
modeling
approach
for
based
on
artificial
neural
networks
(ANN).
Data
from
experiments
utilized
train
validate
ANN
model.
can
effectively
represent
process,
demonstrated
significant
correlation
(R2
=
0.998)
established
between
data.
A
kinetic
revealed
that
favored
pseudo-first-order
pseudo-second-order
is
feasible,
spontaneous,
endothermic,
according
thermodynamic
study.
H.
underwent
chemical
carbonization,
its
characteristics
energy
EDX,
BET
surface
area
analyzer,
SEM,
XRD,
FTIR.
Language: Английский