Frontiers in Nanotechnology,
Год журнала:
2025,
Номер
7
Опубликована: Апрель 14, 2025
Multimetallic
nanoparticles
(MMNPs)
produced
by
fungus-mediated
synthesis
have
attracted
a
lot
of
interest
as
an
environmentally
friendly
and
sustainable
nanotechnology
method.
Fungi
are
effective
bio-factories
that
create
complex
with
special
qualities
using
their
metabolic
enzymatic
capabilities.
When
compared
to
monometallic
counterparts,
MMNPs—which
composed
combinations
two
or
more
metals—offer
synergistic
benefits
such
increased
catalytic
activity,
higher
stability,
superior
biocompatibility.
In
addition
highlighting
the
structural
diversity
MMNPs,
core-shell,
alloy,
Janus
configurations,
this
review
investigates
mechanisms
underpinning
fungal-mediated
synthesis,
including
reduction
stabilisation
pathways.
Additionally
covered
characterisation
methods
for
examining
functionality,
morphology,
composition.
The
potential
applications
MMNPs
synthesized
fungi
in
biomedicine,
environmental
remediation,
biosensing,
catalysis
highlighted
article.
This
green
method,
which
makes
use
natural
fungus
multimetallic
systems,
responds
increasing
need
nanomaterials
opens
door
novel
uses
both
scientific
industrial
fields.
ACS Omega,
Год журнала:
2024,
Номер
9(42), С. 42630 - 42667
Опубликована: Окт. 14, 2024
Heterocyclic
compounds
are
of
great
interest
in
our
daily
lives.
They
widely
distributed
nature
and
synthesized
laboratories.
Heterocycles
play
an
important
role
the
metabolism
all
living
cells,
including
vitamins
coenzyme
precursors
like
thiamine
riboflavin.
Furthermore,
heterocyclic
systems
essential
building
blocks
for
creating
innovative
materials
with
intriguing
electrical,
mechanical,
biological
properties.
Also,
more
than
85%
biologically
active
chemical
entities
comprise
a
heterocycle.
As
result,
heterocycle
synthesis
piqued
researchers'
curiosity,
recent
decades,
chemists
have
concentrated
on
nitrogen-containing
cyclic
nuclei
structures.
Quinoline
its
derivatives
exhibit
several
functions,
antimicrobial,
anticancer,
antimalarial,
anti-inflammatory,
antihypertensive,
antiasthmatic
effects.
In
addition,
over
hundred
quinoline-based
drugs
available
to
treat
variety
disorders.
Because
importance,
researchers
developed
one-pot
synthetic
methods
employing
effective
acid/base
catalysts
(Lewis
acids,
Brønsted
ionic
liquids),
reagents,
transition-metal-based
catalysts.
These
some
downsides,
longer
reaction
times,
harsher
conditions,
creation
byproducts,
costly
catalysts,
use
hazardous
solvents,
unacceptable
economic
yield,
catalyst
recovery.
Researchers'
focus
has
switched
environmentally
friendly
quinoline
as
result
these
methodologic
shortcomings.
special
qualities,
nanocatalysts
or
nanocomposites
offers
option
quinolines.
This
review
focuses
published
research
articles
synthesize
substituted
derivatives.
covers
contributions
until
May
2024,
focusing
ring
mechanistic
issues.
With
aid
this
review,
we
anticipate
that
will
be
able
develop
synthesizing
RSC Advances,
Год журнала:
2024,
Номер
14(39), С. 28944 - 28955
Опубликована: Янв. 1, 2024
Dye
degradation
using
hematite
as
recyclable
visible
light
photocatalyst.
Degradation
follows
Langmuir–Hinshelwood’s
first
order
equation.
efficiency
depends
on
size
and
dose
of
photocatalyst
well
the
reaction
temperature.
Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Окт. 10, 2024
The
replacement
of
farmland
by
native
hygro-plants
is
increasingly
common
globally
within
the
context
wetland
ecosystem
restoration.
Understanding
long-term
effects
this
on
abundance
and
persistence
soil
organic
carbon
(SOC)
in
mountain
marshes
important
for
management.
Here,
restored
plateau
Duliu
River
Wetland
Provincial
Nature
Reserve,
China
was
selected.
properties,
moisture
content
(SMC),
pH,
texture,
free-form
iron
oxides
(
$$\:{\text{F}\text{e}}_{\text{d}}$$
),
amorphous
$$\:{\text{F}\text{e}}_{\text{o}}$$
mineral-associated
(MAOC),
iron-bound
(Fe-OC)
were
analyzed
topsoil
samples
(0
~
20
cm)
during
restoration
rice
paddies
to
Sphagnum
palustre
L.
wetlands
0,
2,
10,
years.
Natural
also
used
as
control.
We
found
that
marsh
increased
SMC,
,
/
SOC,
MAOC,
Fe-OC,
Fe-OC/SOC,
but
decreased
MAOC/SOC
ratio.
ratio
expectedly
lower
than
proportion
labile
SOC
total
period.
MAOC
higher
natural
other
habitats.
Both
Fe-OC/SOC
positively
correlated
with
negatively
pH.
.
These
results
emphasized
significance
reconverting
increasing
sequestration
Fe-OC.
Further
studies
are
required
identify
quantify
organo-mineral
stabilization
mechanisms
at
different
fractionations
throughout
Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Ноя. 4, 2024
Direct
conversion
of
structurally
various
epoxides
to
the
related
β-acetoxy
esters
was
investigated
using
catalytic
amounts
CaFe2O4@SiO2-Cu.
The
reactions
were
accomplished
in
presence
acetic
anhydride
under
solvent-free
conditions
within
0.5–2
h
give
desired
products
high
yields.
Initially,
CaFe2O4
nanoparticles
manufactured
through
a
chemical
coprecipitation
reaction
calcium
nitrate
and
hydrated
iron
(III)
ammonium
hydroxide
solution,
then
calcined
at
800
ºC.
Next,
protect
prepared
from
oxidation
aggregation,
its
surface
covered
with
silica
layer
CaFe2O4@SiO2.
Eventually,
by
adding
copper
chloride
solution
followed
potassium
borohydride
solid
powder,
Cu
successfully
immobilized
on
new
CaFe2O4@SiO2-Cu
nanocomposite
obtained.
FT-IR,
SEM,
EDX,
VSM,
ICP-OES,
TGA,
TEM
XRD
techniques
employed
characterize
newly
synthesized
nanostructure.
In
addition,
durability
catalyst
considered
for
several
sequential
cycles
without
notable
loss
activity.
absence
hazardous
organic
solvents,
product
yields,
short
times
recoverability
magnetic
are
among
remarkable
advantages
introduced
procedure.
