Environmental Technology & Innovation,
Journal Year:
2021,
Volume and Issue:
24, P. 102015 - 102015
Published: Oct. 13, 2021
Herein,
Saccharum
munja
(SM)
plant
biomass
and
its
novel
composites
with
0.5%,
1%
2%
functionalized
carbon
nanotube
(CNT)
were
innovatively
proposed
as
a
versatile
biosorbent
for
the
removal
of
safranine
O
(SO)
methylene
blue
(MB)
dyes
from
single
binary
systems.
The
morphology,
structure
physicochemical
properties
as-fabricated
adsorbents
characterized
using
various
techniques
such
X-ray
Diffraction
(XRD),
Fourier
Transform
Infrared
(FTIR),
Field
Emission
Scanning
Electron
Microscope
(FESEM)
Differential
Calorimetry
(DSC).
Batch
adsorption
studies
revealed
maximum
at
neutral
pH
equilibrium
was
reached
within
10
min
contact
time
both
dyes.
process
modelled
by
pseudo-second-order
kinetics
Langmuir
isotherm,
where
capacity
1%CNT+SM
composite
enhanced
336.29%
35.49%
compared
to
raw
SM,
in
case
SO
MB
dye
respectively.
Interestingly,
SM
showed
higher
affinity
system
towards
(82.56-95.67%)
(80.67-94.24%)
dye.
Regeneration
depicted
excellent
reusability
even
after
tenth
sequential
adsorption–desorption
cycle,
which
makes
these
promising
material
wastewater
remediation.
Journal of King Saud University - Science,
Journal Year:
2022,
Volume and Issue:
34(8), P. 102339 - 102339
Published: Sept. 30, 2022
The
growth
in
industrialization
ultimately
enhances
the
toxic
discharges
of
wastewater
containing
hazardous
dyes
from
various
industrial
units
as
a
consequence
severe
ecological
and
public
health
issue
exhibit
major
challenge
to
conventional
system
decontaminate
water.
Depending
upon
experimental
constrains
physicochemical
biological
treatment
process
have
been
made
possible
remove
pollutant
interest
according
their
functional
abilities.
In
spite
all
techniques,
Adsorption
is
considered
one
most
excellent
option
due
cost-effectiveness,
ease
operation,
high
removal
efficiency
regeneration
adsorbents.
Over
decades,
metal
oxides
composites-based
absorbents
showed
tremendous
decontamination
by
dyes.
ample
surface-active
sites,
tunable
surface
chemistry,
synthesize
functionalization,
accessible
area,
economic
viability,
good
recyclability
make
oxide-based
nanomaterials
potential
adsorbents
for
fast
effective
wide
range
heavy
metalloid
ions.
presence
dye
molecules
water
poses
serious
threat
aquatic
ecosystem.
This
paper
comprehensively
reviews
source
contamination,
hazards,
adsorption
technique
eliminate
wastewater.
Also,
an
environmentally
friendly
self-sustainable
method
should
be
explored
address
this
problem
emerging
contaminants.
Crystals,
Journal Year:
2023,
Volume and Issue:
13(3), P. 450 - 450
Published: March 4, 2023
Selenium
(Se)
is
a
nutritional
component
necessary
for
animal
and
plant
development
reproduction.
nanoparticles
(SeNPs)
have
high
absorption
rate
during
routine
supplementation.
In
the
current
study,
cell-free
extract
of
Aspergillus
terreus
was
used
as
reducing
stabilizing
agent
in
synthesis
SeNPs
using
green
eco-friendly
method.
The
mycosynthesized
were
characterized
by
UV-visible
spectrophotometry,
Fourier
transform
infrared
spectroscopy,
X-ray
diffraction
dynamic
light
scattering,
transmission
electron
microscopy,
scanning
microscopy.
results
characterization
process
showed
that
had
spherical
shapes
sizes
less
than
100
nm.
Results
exhibited
promising
antibacterial
activity
against
both
Gram-positive
Gram-negative
bacteria
where
inhibition
zones
14,
20,
16,
13
mm
toward
S.
haemolyticus,
aureus,
E.
coli,
K.
pneumoniae,
respectively.
However,
it
weak
antifungal
C.
albicans,
zone
12
mm.
efficacy
decolorization
malachite
dye
investigated.
illustrated
rapid
biodegradation
dye,
reaching
up
to
89%
after
240
min.
conclusion,
successfully
biosynthesized
A.
demonstrated
antimicrobial
photocatalytic
activities.
