International Journal of Green Energy,
Journal Year:
2024,
Volume and Issue:
21(12), P. 2843 - 2857
Published: April 10, 2024
The
agricultural
growth
of
the
nation
resulted
in
elevated
amount
toxic
contaminants
water.
It
is
a
promising
technique
for
degradation
pollutants.
Photocatalysis
termed
utilization
light
energy
as
an
inexhaustible
and
green
source
degrading
organic
pollutants
through
reactive
oxygen
species
generation.
mainly
comprise
pesticides,
herbicides,
certain
veterinary
contaminants.
This
paper
aims
to
discuss
prevalence
various
photocatalytic
agents
process
Considering
this,
present
review
has
attempted
look
back
at
existing
research
based
on
applying
chemical
photocatalysts
treat
contaminated
water
systems.
Literature
that
falls
within
period
from
2018
2023
chosen,
effects
have
been
explored.
categorization
literature
highly
relevant
future
recognize
role
their
contribution
toward
purification
systems
eradication
also
highlights
challenges
benefits
incorporating
Polymer Bulletin,
Journal Year:
2024,
Volume and Issue:
81(14), P. 12795 - 12817
Published: May 24, 2024
Abstract
This
research
investigates
the
adsorption
efficiency
of
a
chitosan-bentonite
(Ch–B)
composite
in
removing
methyl
orange
(MO),
common
textile
dye,
from
aqueous
solutions.
The
study
integrates
experimental
and
theoretical
analyses,
employing
density
functional
theory
(DFT)
to
gain
insights
into
molecular
interactions
between
material
MO
molecules.
Ch–B
was
characterized
using
various
techniques,
including
FT-IR
spectroscopy,
XRD,
SEM–EDX.
results
indicate
that
exhibits
high
capacity
for
MO,
with
optimal
conditions
identified
efficient
removal.
Langmuir
model
found
best
fit
data
117
mg
g
−1
.
Adsorption
thermodynamics
showed
process
spontaneous,
feasible,
exothermic.
DFT
calculation
are
correlated
findings
confirm
predictions
improve
overall
understanding
process.
Electronic
structure
calculations
reveal
nature
molecules,
hydrogen
bonds
electrostatic
forces.
Polymers,
Journal Year:
2024,
Volume and Issue:
16(2), P. 294 - 294
Published: Jan. 21, 2024
Essential
for
human
development,
water
is
increasingly
polluted
by
diverse
anthropogenic
activities,
containing
contaminants
like
organic
dyes,
acids,
antibiotics,
inorganic
salts,
and
heavy
metals.
Conventional
methods
fall
short,
prompting
the
exploration
of
advanced,
cost-effective
remediation.
Recent
research
focuses
on
sustainable
adsorption,
with
nano-modifications
enhancing
adsorbent
efficacy
against
persistent
waterborne
pollutants.
This
review
delves
into
recent
advancements
(2020–2023)
in
biopolymeric
nanocomposites,
spotlighting
applications
biopolymers
chitosan
wastewater
remediation,
particularly
as
adsorbents
filtration
membranes
along
their
mechanism.
The
advantages
drawbacks
various
have
also
been
discussed
modification
synthesizing
nanocomposites
combining
benefits
biodegradable
polymers
nanomaterials
enhanced
physiochemical
mechanical
properties
application
treatment.
important
functions
adsorbing,
removing,
selectively
targeting
contaminants,
contributing
to
purification
management
resources,
elaborated
on.
Furthermore,
it
outlines
reusability
current
challenges
further
this
burgeoning
field
environmental
applications.
Current Opinion in Green and Sustainable Chemistry,
Journal Year:
2024,
Volume and Issue:
46, P. 100882 - 100882
Published: Jan. 21, 2024
The
study
explores
the
essential
role
of
Life
Cycle
Assessment
(LCA)
in
assessing
environmental
sustainability
impacts
biochar
as
a
green
sorbent
soil
remediation.
Recent
studies
from
2021
to
2023
underscore
biochar's
potential
for
global
warming
mitigation
and
carbon
sequestration.
review
discusses
various
concerns
related
biochar-to-soil
LCA,
including
its
effects
on
heavy
metals
pesticides
soils,
necessity
additional
research
application
frequency
pollutant
sorption,
real/different
stocks,
variability
properties,
limited
long-term
studies,
health
implications,
incomplete
assessment
dynamics,
considering
different
production
methods
surface
albedo.
Advocating
LCAs
other
sorbents,
such
low-cost
clay,
chitosan,
nano-sorbents,
is
essential.
Additionally,
integration
multiple
remediation
techniques
proposed
enhance
overall
efficiency
practices.
Royal Society Open Science,
Journal Year:
2024,
Volume and Issue:
11(5)
Published: May 1, 2024
Synthetic
organic
dyes,
which
are
resistant
to
biodegradation,
pose
a
notable
health
risk,
potentially
leading
cancer
and
respiratory
infections.
Researchers
have
addressed
this
concern
by
exploring
physicochemical
methods
remove
dyes
from
wastewater.
A
particularly
promising
solution
involves
modified
biochar
adsorbents,
demonstrate
high
efficiency
in
dye
removal.
Biochar,
charcoal-like
material
derived
biomass
pyrolysis,
offers
advantages
such
as
low
cost,
eco-friendliness,
reusability.
Beyond
its
role
sustainable
soil
remediation,
proves
effective
removing
wastewater
after
undergoing
physical
or
chemical
modification.
Acid–base
activation
metal–heteroatom
impregnation
enhances
biochar's
adsorption
capacity.
This
comprehensive
review
examines
the
attributes
of
biochar,
common
for
production
modification,
impacts
raw
materials,
pyrolysis
temperature,
heating
rate
residence
time.
It
further
elucidates
mechanism
removal
assessing
factors
influencing
efficiency,
including
feedstock,
pH,
particle
size,
initial
concentration,
dosage
reaction
explores
challenges,
opportunities,
reusability
regeneration
treating
also
discusses
recent
advances
using
adsorption-based
biochar.
The
ultimately
advocates
enhancing
performance
through
post-modification.
Journal of Molecular Liquids,
Journal Year:
2024,
Volume and Issue:
410, P. 125592 - 125592
Published: July 20, 2024
Heavy
metals
pose
a
significant
threat
to
ecosystems
and
human
health
because
of
their
toxic
properties
ability
bioaccumulate
in
living
organisms.
Traditional
removal
methods
often
fall
short
terms
cost,
energy
efficiency,
minimizing
secondary
pollutant
generation,
especially
complex
environmental
settings.
In
contrast,
molecular
simulation
offer
promising
solution
by
providing
in-depth
insights
into
atomic
interactions
between
heavy
potential
adsorbents.
This
review
highlights
the
for
removing
types
pollutants
science,
specifically
metals.
These
powerful
tool
predicting
designing
materials
processes
remediation.
We
focus
on
specific
like
lead,
Cadmium,
mercury,
utilizing
cutting-edge
techniques
such
as
Molecular
Dynamics
(MD),
Monte
Carlo
(MC)
simulations,
Quantum
Chemical
Calculations
(QCC),
Artificial
Intelligence
(AI).
By
leveraging
these
methods,
we
aim
develop
highly
efficient
selective
unravelling
underlying
mechanisms,
pave
way
developing
more
technologies.
comprehensive
addresses
critical
gap
scientific
literature,
valuable
researchers
protection
health.
modelling
hold
promise
revolutionizing
prediction
metals,
ultimately
contributing
sustainable
solutions
cleaner
healthier
future.
