Research Square (Research Square),
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 29, 2024
Abstract
The
study
utilizes
novel
onion
peel
(Allium
cepa)
activated
carbon
biomass
impregnated
with
magnetic
nanoparticles
(OMNPs)
for
the
removal
of
toxic
Methylene
Blue
(MB)
and
Congo
Red
(CR)
dyes.
SEM
analysis
reveals
morphological
structures,
while
XRD
indicates
an
amorphous
nature.
FTIR
confirms
functional
groups
present,
TGA
demonstrates
thermal
stability,
pore
size
is
measured
at
2.193
nm.
OMNPs
reveal
a
higher
sorption
rate
both
MB
CR
dye,
clearance
96.25%
93.11%.
thermodynamic
reaction
believed
to
be
exothermic
process
spontaneous.
simulation
investigations
indicate
that
Freundlich
best-proven
isotherm
(R2
=
0.9945
dyes
0.9878),
pseudo-second-order
kinetics
yields
chemisorption
ANN
assessed
its
fitness
(R
0.993
0.984).
This
new
composite
material
demonstrated
remarkable
dye
efficiency,
models
accurately
predicted
adsorption
performance.
Alexandria Engineering Journal,
Journal Year:
2024,
Volume and Issue:
100, P. 61 - 71
Published: May 17, 2024
Due
to
the
widespread
distribution
of
emerging
pollutants
(EPs)
and
their
potential
impact
on
ecosystems
public
health,
evaluating
creating
wastewater
treatment
techniques
reduce
EPs
is
a
global
priority.
Tackling
removal
from
environment
has
become
significant
challenge
for
researchers,
spurred
by
growing
awareness
prevalence
associated
risks.
Among
existing
techniques,
adsorption
utilizing
diverse
adsorbents
emerges
as
most
cost-effective
widely
applicable
approach.
Understanding
isotherms
crucial
assessment
optimization
adsorbent
materials
used
in
approach
remove
wastewater.
The
investigation
offers
versatile
effective
pollutant
addition
helping
optimize
protocols.
Numerous
have
been
explored
This
review
focuses
developing
new
with
strong
emphasis
long-term
environmental
impact.
To
improve
pharmaceutical
efficiency,
exploring
innovative
bio-adsorption
methods
key.
Prioritizing
sustainable
design
scalability
considerations
essential
advancing
polysaccharide-based
adsorbents.
A
multidisciplinary
assessing
practical
applicability,
considering
obstacles.
Enhancing
real-world
efficacy
relies
strategic
resource
allocation
field
research.
study
examines
materials,
stresses
standardized
procedures,
recommendations
improving
adsorption-based
EPs.
Luminescence,
Journal Year:
2025,
Volume and Issue:
40(1)
Published: Jan. 1, 2025
ABSTRACT
Crystal
Violet
(CV)
is
a
vibrant
and
harmful
dye
known
for
its
toxicity
to
aquatic
life
potential
carcinogenic
effects
on
humans.
This
study
explores
the
removal
of
CV
through
photocatalysis
driven
by
visible
light,
as
well
examining
antibacterial
antibiofilm
characteristics
zinc
oxide
nanoparticles
(ZnO
NPs)
synthesized
from
aerial
roots
Ficus
benghalensis
.
Various
characterization
techniques
were
employed
confirm
optical
properties,
crystal
lattices,
morphology
ZnO
NPs.
TEM
images
showed
that
NPs
had
spherical
shape,
with
an
average
size
40
80
nm.
The
photocatalytic
analysis
revealed
exhibited
substantial
activity
under
effectively
degrading
90.6%
in
aqueous
solution.
was
evaluated
against
clinically
relevant
bacterial
strains
such
Pseudomonas
aeruginosa
Bacillus
subtilis
,
revealing
notable
zones
inhibition.
Moreover,
96.8
±
0.5%
98.3
0.3%
P.
Staphylococcus
aureus
respectively.
In
conclusion,
this
demonstrated
sustainable
solution
wastewater
treatment
applications.
This
review
explores
the
use
of
biogenic
templates
in
nanomaterial
synthesis,
emphasizing
their
role
promoting
environmentally
sustainable
nanotechnology.
It
categorizes
various
templates,
including
agricultural
byproducts
and
microorganisms,
stating
suitability
for
forming
nanostructures
due
to
distinct
properties.
A
comparative
analysis
monostep
multistep
synthesis
methods
is
provided,
focusing
on
efficiencies
outcomes
when
using
templates.
Further,
this
also
highlights
how
these
can
generate
complex
hybrid
materials
with
enhanced
functionalities.
Applications
across
biomedicine,
biotechnology,
environmental
science,
energy
are
discussed
along
utilization
scope
agriculture
electronics.
Benefits
from
biotemplates
include
sustainability,
low
cost,
reduced
toxicity,
but
challenges
like
scalability,
reproducibility,
regulatory
compliance
persist.
Future
research
focuses
improving
techniques,
discovering
new
evaluating
cytotoxic
impacts,
especially
biomedical
uses.
In
conclusion,
reaffirms
potential
while
highlighting
ongoing
that
need
be
addressed
broader
adoption.
Desalination and Water Treatment,
Journal Year:
2024,
Volume and Issue:
320, P. 100654 - 100654
Published: July 28, 2024
The
textile
industry
generates
a
significant
amount
of
wastewater,
including
hazardous
dyes,
pigments,
and
heavy
metals.
integrated
approach
isolated
bacterial
strain
the
bacterially
synthesized
ZnO
nanoparticles
was
used
in
removal
mixed
azo
dyes
Cr(VI)
lab-scale
bioreactor.
It
resulted
77.19
%
bromocresol
purple
(4th
day),
50.11
on
blue
(3rd
50.59
green
day)
removal.
Mixed
were
removed
using
strain,
which
showed
maximum
73.6
at
25
ppm
49.01
75
ppm.
A
reactor
study
45.89
(5th
dye
However,
when
employed
with
synthetic
wastewater
nanoparticles,
achieved
53.84
120
min.
Also,
phytotoxicity
Cicer
arietinum
plant
different
concentrations
chromium
length
5.5
cm
100
day).
technique
providing
an
economically
viable
scale-up
solution
for
treatment
techniques.
Environmental Quality Management,
Journal Year:
2024,
Volume and Issue:
34(2)
Published: Nov. 26, 2024
ABSTRACT
The
increasing
emphasis
on
environmental
sustainability
and
the
need
for
eco‐friendly
solutions
has
intensified
interest
in
bio‐fabricated
titanium
dioxide
(TiO
2
)
nanoparticles
due
to
their
unique
properties
versatile
applications.
This
review
provides
a
comprehensive
insight
into
synthesis
of
TiO
using
various
biological
sources,
including
plants
microorganisms,
highlighting
advantages
green
methods
over
conventional
techniques.
antimicrobial
activity
against
range
pathogens,
Escherichia
coli,
Bacillus
subtilis
,
opportunistic
species
Staphylococcus,
Teschovirus
A,
Trichoderma,
Candida
albicans
been
examined
scripted
research
papers,
along
with
underlying
mechanisms
that
contribute
efficacy.
Additionally,
potential
cancer
therapy
is
explored,
focusing
ability
induce
apoptosis
cells
applications
photodynamic
therapy.
Furthermore,
discussion
nanoparticles,
role
wastewater
treatment,
air
purification,
as
photocatalysts
degradation
organic
pollutants,
agriculture,
energy
production,
electronic
sensing
emphasized
its
importance
maintaining
sustainability.
By
elucidating
multifaceted
roles
this
study
underscores
promising
alternative
healthcare
management,
paving
way
future
nanotechnology.
