Langmuir,
Journal Year:
2024,
Volume and Issue:
40(44), P. 23382 - 23397
Published: Oct. 22, 2024
Developing
adsorbent
materials
for
the
efficient
removal
of
multiple
organic
pollutants
in
water
is
importance
technological
significance.
In
present
work,
a
kind
conjugated
microporous
polymer
(CMP)
with
hollow
sphere
structure
was
constructed
by
applying
SiO2
nanoparticles
as
template
and
1,3,5-triethynylbenzene
(TEB)
2,7-dibromocarbazole
(27-DBCZ)
building
blocks
via
Sonogashira–Hagihara
cross-coupling
reaction.
order
to
further
improve
dispersibility
as-resulting
CMPs
water,
hydrophilic
(H–S–CMPs)
were
obtained
sulfonation
modification.
The
adsorption
performance
H–S–CMPs
on
dyes
antibiotics
investigated,
which
based
different
experimental
parameters
such
initial
concentration,
contact
time,
temperature,
pH,
dose.
isotherm,
kinetics,
thermodynamics
also
studied,
possible
mechanism
discussed.
results
illustrated
that
process
more
consistent
Langmuir
isotherm
model
pseudo-second-order
kinetic
model.
maximum
capacities
rhodamine
B
(RhB),
methylene
blue
(MB),
ciprofloxacin,
norfloxacin
206.2,
324.7,
222.2,
216.9
mg/g,
respectively,
determined
according
isothern
addition,
may
be
attributed
synergistic
effects
hydrogen
bonding,
electrostatic
attraction,
π–π
stacking,
pore
filling.
After
5
cycles,
still
maintained
good
stability,
their
rate
could
reach
than
70%.
Notably,
this
polymeric
microsphere
has
been
less
extensively
investigated
an
antibiotics.
As
result,
designable
flexibility
unique
microspheres,
material
holds
great
promise
wastewater
treatment
presence
pollutants.
Integrated Environmental Assessment and Management,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 6, 2025
Abstract
Industrialization
and
urbanization
have
significantly
escalated
the
discharge
of
heavy
metals
into
aquatic
environments,
posing
serious
ecological
public
health
risks.
This
study
explores
global
research
landscape
bacterial
biosorption
for
metal
removal,
emphasizing
advancements
in
methodologies
technologies
that
redefined
this
field.
A
bibliometric
analysis
298
publications
(1987–2024)
was
conducted
to
identify
key
trends,
collaboration
networks,
innovations.
Notable
include
integration
nanotechnology,
which
has
enhanced
adsorption
efficiency
selectivity
specific
metals,
genetic
engineering
approaches
optimize
strains
higher
capacity.
Furthermore,
these
developments
transformed
traditional
remediation
strategies
by
providing
cost-effective,
sustainable,
scalable
solutions
industries
such
as
textiles,
mining,
energy
production.
underscores
practical
relevance
wastewater
treatment,
achieving
removal
efficiencies
exceeding
99%
some
cases,
demonstrated
Aspergillus
versicolor
Shewanella
oneidensis
MR-1.
By
bridging
scientific
innovation
with
environmental
sustainability,
highlights
a
pivotal
green
technology,
offering
actionable
insights
industrial
applications
sustainability
goals.
ChemistrySelect,
Journal Year:
2025,
Volume and Issue:
10(4)
Published: Jan. 1, 2025
Abstract
A
highly
efficient
and
environmentally
friendly
corn
straw
amphoteric
adsorbent
(CSAA)
was
produced
using
pretreatment,
etherification,
graft
copolymerization
of
(CS)
for
the
purpose
removing
methylene
blue
(MB)
acid
red
1
(AR1).
The
CSAA
subjected
to
characterize
utilizing
SEM,
FTIR,
XRD,
Zeta
surface
potential,
TG.
impacts
pH
value,
dosage,
dye
concentration,
salt
concentration
on
adsorption
MB
AR1
by
were
examined.
concurrent
removal
cationic
anionic
dyes
under
different
levels
has
been
successfully
shown,
exhibiting
potential
utility
in
wastewater.
pseudo‐second‐order
kinetic
equation
indicated
a
superior
match
with
empirical
data,
suggesting
that
principal
mechanism
may
be
attributable
ionic
attraction.
equilibrium
isotherm
study
demonstrated
stronger
conformance
Langmuir
model
maximum
capacity
reached
356.2
408.2
mg·g
−1
AR1,
respectively.
Furthermore,
thermodynamic
parameters
revealed
reaction
spontaneous
exothermic.
Frontiers in Sustainable Food Systems,
Journal Year:
2025,
Volume and Issue:
9
Published: March 5, 2025
Introduction
Effective
wastewater
management
remains
a
significant
challenge
in
Pakistan,
with
conventional
methods
often
falling
short
addressing
the
release
of
harmful
pollutants
into
water
bodies.
Method
This
study
explores
use
novel
composite
photocatalyst
combining
biochar,
zinc
oxide
(ZnO),
and
copper
diphenylamine
(Cu-DPA)
to
improve
treatment
under
visible
light.
The
was
prepared
by
varying
Cu-DPA
content
ZnO,
ratios
50%,
40%,
30%,
17%,
alongside
standard
biochar
ZnO
formulations.
Characterization
techniques,
including
FTIR,
XRD,
UV-visible
spectroscopy
were
used
analyze
composite's
properties.
Photocatalytic
performance
assessed
degrading
Methylene
Blue,
common
dye
pollutant,
Results
results
showed
that
while
alone
achieved
78%
degradation,
composites
different
demonstrated
efficiencies,
biochar-enhanced
ZnO/Cu-DPA
achieving
highest
degradation
rate
97%
80
min.
Discussion
exhibited
good
reusability
over
seven
cycles.
research
highlights
potential
as
an
effective,
eco-friendly
solution
for
treatment,
offering
improvements
photocatalytic
sustainability.
Environmental Quality Management,
Journal Year:
2025,
Volume and Issue:
34(4)
Published: March 19, 2025
ABSTRACT
The
current
study
aims
to
isolate
novel
dye‐tolerant
actinomycetes
from
dye‐contaminated
soil.
antibacterial
efficiency
of
the
selected
isolates
(VITVR4
and
VITVR6)
displays
highest
inhibitory
action
against
Pseudomonas
aeruginosa
(22
mm)
considerable
activity
all
other
species.
Both
exhibit
γ‐hemolysis,
causing
no
pathogenicity
in
hemolytic
activity.
goal
work
is
removal
fabric
azo
dyes,
including
methyl
orange
(MO),
Reactive
blue‐19,
Rhodamine
B,
by
strains
higher
percentage
decolorization
MO,
B
VITVR4
observed
as
86%,
79%,
74%,
respectively.
While
VITVR6
exhibits
dyes
72%,
80%,
88%,
isolated
were
identified
Microbacterium
endophyticum
(GenBank:
OQ625846)
Brevibacterium
casei
OQ625847)
according
phenotypic
genotypic
methods.
Furthermore,
phytotoxicity
analysis
microbially
treated
dye
products
indicated
less
toxicity
Vigna
radiata
seeds.
findings
could
potentially
serve
a
useful
tool
for
efficiently
decolorizing
released
textile
effluent
