Application of Fourier Transform Infrared (FTIR) Spectroscopy in Characterization of Green Synthesized Nanoparticles
Molecules,
Год журнала:
2025,
Номер
30(3), С. 684 - 684
Опубликована: Фев. 4, 2025
The
fundamental
principle
of
Fourier
Transform
Infrared
(FTIR)
spectroscopy
is
based
on
the
vibration
and
rotation
atoms,
it
has
become
a
universal
widely
used
spectral
methodology
for
detection
internal
molecular
structures
in
diverse
range
fields.
A
considerable
number
review
articles
pertaining
to
applications
FTIR
have
been
published
recent
years.
Nevertheless,
comprehensive
summary
application
nanoparticles’
(NPs’)
green
synthesis
yet
be
presented.
In
present
paper,
we
propose
series
case
studies
that
demonstrate
analysis
metal
oxide
NPs
synthesized
using
processes.
Furthermore,
presented
position
functional
group
bands
spectra
are
responsible
reduction,
capping
stabilization
NPs.
this
review,
explore
advantages
limitations
methodologies
overcoming
these
challenges.
We
also
potential
solutions
complex
spectra.
intended
serve
as
compendium
information
researchers
engaged
field
NPs,
utilizing
research
tool.
Язык: Английский
Sustainable Synthesis of Novel Green-Based Nanoparticles for Therapeutic Interventions and Environmental Remediation
ACS Synthetic Biology,
Год журнала:
2024,
Номер
13(7), С. 1994 - 2007
Опубликована: Июнь 20, 2024
The
advancement
in
nanotechnology
has
completely
revolutionized
various
fields,
including
pharmaceutical
sciences,
and
streamlined
the
potential
therapeutic
of
many
diseases
that
endanger
human
life.
synthesis
green
nanoparticles
by
biological
processes
is
an
aspect
newly
emerging
scientific
field
known
as
"green
nanotechnology".
Due
to
their
safe,
eco-friendly,
nontoxic
nature,
tools
are
better
suited
produce
between
1
100
nm.
Nanoformulation
different
types
been
made
possible
using
production
techniques
commercially
feasible
novel
precursors,
such
seed
extracts,
algae,
fungi,
act
potent
reducing,
capping,
stabilizing
agents.
In
addition
this,
biofunctionalization
also
broadened
its
horizon
environmental
remediation
innovations
wound
healing,
antimicrobial,
anticancer,
nano
biosensing.
However,
major
challenge
pertaining
agglomeration
may
alter
surface
topology,
which
can
affect
physiology,
thereby
contributing
system
toxicity.
Therefore,
a
thorough
grasp
nanoparticle
toxicity
biocompatibility
required
harness
applications
therapeutics.
Язык: Английский
Purification of Spent Hop Cone (Humulus lupulus L.) Extract with Xanthohumol Using Mesoporous Superparamagnetic Iron Oxide Nanoparticles
Antioxidants,
Год журнала:
2025,
Номер
14(3), С. 314 - 314
Опубликована: Март 5, 2025
(1)
Background:
Over
90%
of
hop
crops
are
currently
used
in
beer
production,
with
a
small
part
the
cosmetics
and
pharmaceutical
industries.
Spent
hops
as
waste
product
contain
one
strongest
antioxidants,
xanthohumol.
The
aim
study
was
to
purify
spent
extracts
by
magnetic
dispersive
extraction
using
iron
oxide
nanoparticles
(IONP)
obtain
pure
xanthohumol;
(2)
Methods:
extract
from
obtained
after
supercritical
carbon
dioxide
prepared
ultrasound-assisted
utilizing
different
solvents,
i.e.,
ethyl
acetate,
propanol,
acetone,
80%
methanol,
acetate-methanol
(1:1,
v/v),
propanol-methanol
v/v).
hydrodynamic
diameters
zeta
potential
IONPs
before
incubation
were
measured
dynamic
light
scattering
(DLS).
analyzed
reversed-phase
high-performance
liquid
chromatography
(HPLC).
Isolated
xanthohumol
identified
based
on
DAD
spectrum
range
200-600
nm
Fourier
transform
infrared
spectroscopy/attenuated
total
reflectance
(FT-IR/ATR);
antioxidant
activity
assessed
SNPAC
(Silver
Nanoparticle
Antioxidant
Capacity),
DPPH
(2,2-diphenyl-1-picrylhydrazyl
radical),
FRAP
(Ferric
Reducing
Power)
assays,
well
phenolic
content
(TPC)
flavonoid
(TFC).
(3)
Results:
amount
added
IONPs,
kind
solvent,
contact
time
optimized.
We
found
that
MeOH
(865
µg
IONPs/g
hops)
at
room
temperature
for
48
h
contains
74.61%
initial
content,
providing
final
concentration
43
mL-1.
(4)
Conclusions:
proposed
method
allows
purification
obtaining
product,
namely
xanthohumol,
wide
practical
applications
medicine,
pharmacy,
cosmetics,
agriculture.
This
is
clear
evidence
usefulness
IONP
an
effective
sorbent.
use
residues
brewing
industry,
biomass
cones
valuable
substance.
Язык: Английский
Selective Removal of Chlorophyll and Isolation of Lutein from Plant Extracts Using Magnetic Solid Phase Extraction with Iron Oxide Nanoparticles
International Journal of Molecular Sciences,
Год журнала:
2024,
Номер
25(6), С. 3152 - 3152
Опубликована: Март 9, 2024
In
recent
years,
there
has
been
a
growing
interest
in
plant
pigments
as
readily
available
nutraceuticals.
Photosynthetic
pigments,
specifically
chlorophylls
and
carotenoids,
renowned
for
their
non-toxic
antioxidant
properties,
are
increasingly
finding
applications
beyond
health-promoting
attributes.
Consequently,
is
an
ongoing
need
cost-effective
methods
of
isolation.
This
study
employs
co-precipitation
method
to
synthesize
magnetic
iron
oxide
nanoparticles.
Scanning
electron
microscopy
(SEM)
coupled
with
energy
dispersive
spectrometry
(EDS)
confirms
that
aqueous
environment
oxidizing
conditions
yield
nanosized
particle
sizes
ranging
from
80
140
nm.
X-ray
photoelectron
spectroscopy
(XPS)
spectra
indicate
the
presence
hydrous
FeO(OH)
on
surface
oxide.
The
Brunauer–Emmett–Teller
(BET)
area
obtained
nanomaterial
was
151.4
m2
g−1,
total
pore
volumes
pores
0.25
cm3
g−1
STP.
material,
designated
nanoparticles
(IONPs),
serves
adsorbent
solid
phase
extraction
(MSPE)
isolation
photosynthetic
(chlorophyll
a,
lutein)
extracts
higher
green
plants
(Mentha
piperita
L.,
Urtica
dioica
L.).
Sorption
chlorophyll
onto
confirmed
using
UV–vis
spectroscopy,
Fourier
transform
infrared
photoacoustic
(FT-IR/PAS),
high-performance
liquid
chromatography
(HPLC).
Selective
sorption
requires
minimum
3
g
IONPs
per
12
mg
acetone
solvent,
dependent
storage
time
48
h.
Extended
contact
extract,
i.e.,
72
h,
ensures
elimination
remaining
components
except
lutein,
spectral
purity
98%,
recovered
over
90%
efficiency.
mechanism
removal
relies
interaction
pigment’s
carbonyl
(C=O)
groups
hydroxyl
(–OH)
groups.
Based
molecular
dynamics
(MD)
simulations,
it
proven
selective
adsorption
also
influenced
by
more
favorable
dispersion
interactions
between
comparison
other
solutes.
An
significantly
promotes
pigments;
however,
results
complete
loss
selectivity.
Язык: Английский
Biosynthesis Optimization of Antibacterial-Magnetic Iron Oxide Nanoparticles from Bacillus megaterium
Biological Trace Element Research,
Год журнала:
2024,
Номер
unknown
Опубликована: Апрель 12, 2024
Язык: Английский
Surfactant functionalized iron oxide nanoparticles: Multifunctional engineered nanomaterial with boosted antimicrobial, photocatalytic and antioxidant performance
Kahkashan R. Shaikh,
Sakina M. Mir,
Vrushabh Manoj Khandelwal
и другие.
Inorganic Chemistry Communications,
Год журнала:
2025,
Номер
unknown, С. 114233 - 114233
Опубликована: Март 1, 2025
Язык: Английский
Biosynthesis of Phytochemical-Adorned Green Iron Oxide Nanoparticles Via Astragalus anisacanthus Extract and Evaluation of Biological Potentials
Journal of Inorganic and Organometallic Polymers and Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 10, 2025
Язык: Английский
Optimization of Cyanocobalamin (Vitamin B12) Sorption onto Mesoporous Superparamagnetic Iron Oxide Nanoparticles
Molecules,
Год журнала:
2024,
Номер
29(9), С. 2094 - 2094
Опубликована: Май 1, 2024
The
techniques
used
to
detect
and
quantify
cyanocobalamin
(vitamin
B12)
vary
considerably
in
terms
of
detection
sensitivity,
from
the
most
sensitive,
based
on
radioisotopes
mass
spectrometry
(MS)
with
limits
(LOD)
fg
mL−1,
fluorescence
(FL)
surface
plasmon
resonance
(SPR)
biosensors
LOD
values
range
a
few
µg
mL−1.
For
accurate
quantification
an
analyte
present
at
trace
levels
complex
biological
matrices,
selective
separation
enrichment
step
is
required
overcome
matrix
interferences
ensure
sufficient
sensitivity.
In
this
study,
iron
oxide
magnetic
nanoparticles
(IONPs)
were
for
extraction
initial
preconcentration
B12).
dependence
magnetization
H-field
(hysteresis
loop),
no
coercivity
remanence
found
300
K,
indicating
superparamagnetic
properties
tested
IONPs.
Perfluorinated
acids
as
amphiphilic
agents
allow
sorption
onto
FT-IR/ATR
spectroscopy
was
confirm
influence
addition
homologous
series
perfluorinated
such
trifluoroacetic
acid
(TFAA),
heptafluorobutyric
(HFBA),
trichloroacetic
(TCAA)
mixture
considering
their
type,
mass,
time
effective
sorption.
adsorption
kinetics
isotherm,
described
by
Freundlich
Langmuir
equations,
analyzed.
maximum
capacity
(qm)
exceeded
6
mg
g−1
8.9
7.7
HFBA
TCAA,
respectively,
efficient
additives.
After
desorption
process
using
aqueous
KH2PO4
solution,
sample
finally
analyzed
spectrophotometrically
chromatographically.
IONP-based
method
successfully
applied
isolation
human
urine
samples.
results
showed
that
developed
approach
simple,
cheap,
accurate,
determination
traces
matrices.
Язык: Английский
Application of Response Surface Methodology to Design and Optimize Purification of Acetone or Aqueous Acetone Extracts of Hop Cones (Humulus lupulus L.) Using Superparamagnetic Iron Oxide Nanoparticles for Xanthohumol Isolation
Materials,
Год журнала:
2024,
Номер
17(19), С. 4827 - 4827
Опубликована: Сен. 30, 2024
Iron
oxide
nanoparticles
(IONPs)
are
an
ideal
sorbent
for
magnetic
dispersion
extraction
due
to
their
superparamagnetic
properties
and
developed
active
surface.
This
work
aims
use
IONPs,
obtained
by
chemical
co-precipitation,
purify
100%
acetone
50%
extracts
from
hop
cones
(Humulus
lupulus
L.)
ultrasonic-assisted
solvent
extraction.
The
were
purified
bitter
acids
(i.e.,
humulones,
lupulones)
isolate
xanthohumol.
sorption
conditions
optimized
depending
on
the
composition
of
mixture,
specifically
mass
IONPs
time
needed
achieve
effective
using
response
surface
methodology
(RSM).
An
analysis
variance
(ANOVA)
was
performed
assess
adequacy
model,
a
good
agreement
found
between
experimental
data
proposed
model.
polynomial
equation
describing
model
is
highly
significant
(p
<
0.05),
with
precision
Adeq
(above
4).
indicates
usefulness
regression
prediction
in
design.
final
products
purification
contain
40.58
±
2.84
µg
mL-1
57.64
0.83
xanthohumol,
respectively.
extract
provides
more
favorable
smaller
amount
required
higher
recovery
development
reliable
multivariate
allowed
optimization
process,
resulting
high-purity
xanthohumol
natural
sources.
Язык: Английский