Journal of Population Therapeutics and Clinical Pharmacology,
Journal Year:
2023,
Volume and Issue:
unknown, P. 1464 - 1478
Published: Dec. 28, 2023
This
paper
focuses
on
utilizing
Electroencephalography
(EEG)
signals
and
machine
learning
techniques
in
developing
an
objective
stress
assessment
framework.
The
study
aimed
to
investigate
the
correlation
between
EEG
Perceived
Stress
Scale
(PSS)
by
data
segmentation
technique.
PSS
scores
are
employed
record
perceived
levels
of
individuals.
These
serve
as
basis
for
categorizing
into
three
classes:
i)
two
class:
stressed
non-stressed
ii)
stressed,
mildly
non-stressed,
iii)
four
highly
moderately
non-stressed.
recordings
captured
from
40
participants
using
4
channels
Inter
axon
Muse
headband,
equipped
with
dry
electrodes.
is
segmented
units
10
seconds.
processed
extract
five
feature
sets
including
Power
Spectrum,
Rational
Asymmetry,
Differential
Correlation
Spectral
Density.
success
accessed
classifiers
(Naive
Bayes,
Support
Vector
Machine,
Logistic
Regression,
Simple
Random
Tree,
K-Nearest
Neighbor,
Bagging,
Forest,
Multilayer
Perceptron,
AdaBoost).
highest
accuracies
achieved
two-,
three-,
four-class
classification
91.52%,
88.47%,
87.36%,
respectively.
obtained
Adaboost
classifier
two-class
classification,
Forest
three-class
again
classification.
findings
underline
importance
chosen
features
increasing
prediction
accuracy
while
contributing
existing
knowledge
detection
Signals.
Applied Surface Science Advances,
Journal Year:
2023,
Volume and Issue:
17, P. 100446 - 100446
Published: Aug. 10, 2023
Herein
bimetallic
nanocomposites
Ag
with
nickel
and
cobalt
were
synthesized
by
using
the
extract
of
W.
coagulans.
Nanocomposites
synthesis
confirmed
UV-Visible
at
430
nm
for
504
Ag@Ni
Ag@Co
respectively.
From
XRD
technique
it
was
established
that
have
crystalline
nature
face-centered
cubic
structure.
A
strong
antibacterial
behavior
toward
Gram-positive
Bacteria
Staphylococcus
aureus
48.9%
32.1%
inhibition
Gram-negative
bacteria
E.
coli
33.1%
25.7%
zone
observed
Next
composites
exhibited
electrifying
90.2%
82%
degradation
against
methyl
orange
(MO)
through
photocatalysis.
Furthermore,
showed
efficient
adsorption
capacity
heavy
metal
(lead)
pH
7
within
45
min
90%
adsorptive
removal
lead
ions
from
water
significant
antioxidant
potential.
The
current
finding
suggested,
silver-based
as
an
appropriate
promising
candidate
catalytic
potentials
toxic
pollutants.
Scientific Reports,
Journal Year:
2024,
Volume and Issue:
14(1)
Published: June 7, 2024
Abstract
The
aim
of
current
study
was
to
prepared
zinc
oxide
nanofertilzers
by
ecofriendly
friendly,
economically
feasible,
free
chemical
contamination
and
safe
for
biological
use.
focused
on
crude
extract
Withania
coagulans
as
reducing
agent
the
green
synthesis
ZnO
nano-particles.
Biosynthesized
NPs
were
characterized
UV–Vis
spectroscopy,
XRD,
FTIR
GC–MS
analysis.
However,
Nano
fertilizer
used
analyze
responses
induced
different
doses
[0,
25,
50,100,
200
mg/l
Zn
acetate
(100
mg/l)]
in
Triticum
aestivum
(wheat).
stimulatory
inhibitory
effects
foliar
application
studied
wheat
(
)
with
aspect
biomass
accumulation,
morphological
attributes,
biochemical
parameters
anatomical
modifications.
Wheat
plant
showed
significant
p
<
0.01)
enhancement
growth
upon
exposure
at
specific
concentrations.
In
addition,
increase
chlorophyll
content,
carotenoids,
carbohydrate
protein
contents.
Antioxidant
enzyme
(POD,
SOD,
CAT)
total
flavonoid
content
also
confirmed
nurturing
impact
plant.
Increased
stem,
leaf
root
parameters,
all
mitigating
capacity
when
applied
wheat.
According
research,
might
be
growth,
yield,
biofortification
plants.
Hybrid Advances,
Journal Year:
2023,
Volume and Issue:
5, P. 100129 - 100129
Published: Dec. 13, 2023
In
this
current
investigation,
we
elucidated
the
microwave-assisted
green
synthesis
of
90:10,
80:20,
and
70:30
CuO–Co3O4
nanocomposites
(NCs)
from
Ipomoea
carnea
leaf
extract,
manifesting
their
remarkable
antibacterial,
photocatalytic,
antioxidant
capabilities.
The
spectroscopic
techniques
XRD,
SEM,
EDX,
TEM,
FTIR,
UV–visible
spectroscopy
were
employed
to
validate
formation
synthesized
NCs.
SEM
TEM
images
revealed
distinctive
snowball-rod
distorted
spherical
structures
in
nanocomposites,
with
average
particle
sizes
33.36,
26.17,
29.10
nm.
estimated
energy
band
gap
values
1.20,
1.40,
1.50
eV
for
respective
nanocomposites.
well
diffusion
method
was
utilized
explore
zone
inhibition
(ZOI)
against
bacteria,
namely
Bacillus
subtilis,
Staphylococcus
aureus,
Escherichia
coli.
specifically
90:10
80:20
blends,
exhibited
a
noteworthy
Zone
Inhibition
during
testing
B.
approximate
34.76
±
0.23
33.33
0.32
mm,
respectively.
Furthermore,
photocatalytic
potential
has
been
investigated
dyes
Malachite
(MG)
Congo
red
(CR).
Notably,
NCs
displayed
an
exceptional
photodegradation
rate
97.69
%
MG
95
CR
within
mere
45
minutes.
Moreover,
commendable
radical
scavenging
activity
approximately
97.53
at
concentration
800
μg/mL,
while
ascorbic
acid,
used
as
standard,
98.63
%.
These
investigations
unveil
environmentally
friendly,
innovative,
cost-effective
attributes
derived
which
demonstrated
excellent
properties.
