Breaking Barriers in Eco-Friendly Synthesis of Plant-Mediated Metal/Metal Oxide/Bimetallic Nanoparticles: Antibacterial, Anticancer, Mechanism Elucidation, and Versatile Utilizations
Journal of Nanomaterials,
Год журнала:
2024,
Номер
2024, С. 1 - 48
Опубликована: Апрель 12, 2024
Nanotechnology
has
emerged
as
a
promising
field
in
pharmaceutical
research,
involving
producing
unique
nanoscale
materials
with
sizes
up
to
100
nm
via
physiochemical
and
biological
approaches.
Nowadays
more
emphasis
been
given
eco-friendly
techniques
for
developing
nanomaterials
enhance
their
applications
minimize
health
environmental
risks.
With
the
help
of
green
nanotechnology,
wide
range
metal,
metal
oxide,
bimetallic
nanoparticles
distinct
chemical
compositions,
sizes,
morphologies
have
manufactured
which
are
safe,
economical,
environment
friendly.
Due
biocompatibility
vast
potential
biomedical
(antibacterial,
anticancer,
antiviral,
analgesic,
anticoagulant,
biofilm
inhibitory
activity)
other
fields
such
(nanofertilizers,
fermentative,
food,
bioethanol
production,
construction
field),
garnered
significant
interest
worldwide.
The
precursors
combined
natural
extracts
plants,
algae,
fungi,
bacteria
get
potent
novel
Ag,
Au,
Co,
Cu,
Fe,
Zr,
Zn,
Ni,
Pt,
Mg,
Ti,
Pd,
Cd,
Bi2O3,
CeO2,
Co3O4,
CoFe2O4,
CuO,
Fe2O3,
MgO,
NiO,
TiO2,
ZnO,
ZrO2,
Ag-Au,
Ag-Cr,
Ag-Cu,
Ag-Zn,
Ag-CeO2,
Ag-CuO,
Ag-SeO2,
Ag-TiO2,
Ag-ZnO,
Cu-Ag,
Cu-Mg,
Cu-Ni,
Pd-Pt,
Pt-Ag,
ZnO-CuO,
ZnO-SeO,
ZnO-Se,
Se-Zr,
Co-Bi2O3.
These
plant-mediated
possess
excellent
antibacterial
anticancer
activity
when
tested
against
several
microorganisms
cancer
cell
lines.
Plants
contain
essential
phytoconstituents
(polyphenols,
flavonoids,
terpenoids,
glycosides,
alkaloids,
etc.)
compared
sources
(bacteria,
algae)
higher
concentration
that
play
vital
role
development
because
these
plant-phytoconstituents
act
reducing,
stabilizing,
capping
agent
helps
nanoparticles.
After
concluding
all
findings,
this
review
designed
first
time
way
it
imparts
satisfactory
knowledge
about
together,
along
mechanisms.
Additionally,
provides
information
characterization
(UV–vis,
FT-IR,
DLS,
XRD,
SEM,
TEM,
BET,
AFM)
employed
nanoparticles,
applications,
industries.
Hence,
various
types
versatile
application
diverse
is
not
covered
pieces
literature.
Язык: Английский
Thermo-optical properties of luminescent carbon dots produced from biomass of Orbignya speciosa (babassu coconut)
Maykol Christian Damasceno de Oliveira,
Adriano Almeida Silva,
Tânia Patrícia Silva-Silva
и другие.
Journal of Molecular Liquids,
Год журнала:
2025,
Номер
unknown, С. 127000 - 127000
Опубликована: Янв. 1, 2025
Язык: Английский
Polyol-Assisted Synthesis of Ni/Cu/Ag Trimetallic Nanoparticles for Nonlinear Optical Applications
ACS Omega,
Год журнала:
2024,
Номер
9(47), С. 46773 - 46783
Опубликована: Ноя. 15, 2024
Trimetallic
nanoparticles
(TMNPs)
have
opened
a
broad
spectrum
of
applications
with
new
class
materialistic
combinations
in
several
fields
from
electronics
to
medicinal
and
environmental
applications.
In
this
work,
we
report
the
synthesis
characterization
Ni/Cu/Ag
TMNPs
using
polyol
method
their
nonlinear
optical
(NLO)
studies.
A
surface
plasmon
resonance
(SPR)
peak
at
443
nm
evidences
formation
shift
compared
mono-
or
bimetallic
counterparts.
The
NLO
studies
showed
promising
results,
indicating
that
potential
optoelectronics.
calculated
absorption
coefficient
(β)
confirmed
thermally
induced
excited-state
by
prepared
TMNPs.
Closed-aperture
z-scan
analysis
demonstrated
self-focusing
effect,
refractive
index
(n2).
Further,
suitability
for
limiting
application
is
assessed.
Язык: Английский
Cubic Nonlinearity of Graphene-Oxide Monolayer
Materials,
Год журнала:
2023,
Номер
16(20), С. 6664 - 6664
Опубликована: Окт. 12, 2023
The
cubic
nonlinearity
of
a
graphene-oxide
monolayer
was
characterized
through
open
and
closed
z−scan
experiments,
using
nano-second
laser
operating
at
10
Hz
repetition
rate
featuring
Gaussian
spatial
beam
profile.
revealed
reverse
saturable
absorption,
indicating
positive
nonlinear
absorption
coefficient,
while
the
displayed
valley-peak
traces,
indicative
refraction.
This
observation
suggests
that,
under
given
excitation
wavelength,
two-photon
or
two-step
process
occurs
due
to
increased
in
both
lower
visible
upper
UV
wavelength
regions.
finding
implies
that
graphene
oxide
exhibits
higher
excited-state
cross-section
compared
its
ground
state.
resulting
refraction
coefficients
were
estimated
be
approximately
~2.62
×
10−8
m/W
3.9
10−15
m2/W,
respectively.
Additionally,
this
study
sheds
light
on
interplay
between
providing
valuable
insights
into
material’s
optical
properties.
Язык: Английский