E3S Web of Conferences,
Journal Year:
2024,
Volume and Issue:
588, P. 02005 - 02005
Published: Jan. 1, 2024
By
virtue
of
their
unique
properties
at
the
nanoscale,
nanomaterials
have
revolutionized
field
material
science.
The
current
work
provides
a
thorough
analysis
nanomaterials,
classifying
them
into
three
main
categories:
nanoparticles,
nanosolids,
and
nanoassembled
systems.
Further
classes
is
conducted
based
on
morphologies,
chemical
composition,
structural
variety,
which
include
carbon-based
such
as
fullerene,
carbon
nanotubes
(CNTs),
graphene.
Moreover,
synthesis
manufacturing
techniques
are
analyzed,
with
particular
focus
physical
approaches.
methods
highlighted
for
ability
to
produce
broad
variety
applications
gas
evaporation,
vacuum
condensation,
sputtering,
yeast-cell-based
synthesis,
sol-gel
processing.
major
aim
this
provide
comprehensive
guide
classification,
properties,
production
thereby
enhancing
comprehension
importance
in
many
scientific
practical
domains.
Energy
shortages
and
the
global
climate
crisis
have
led
researchers
to
develop
renewable
clean
energy
sources.
Zinc-air
batteries
attracted
much
attention
due
their
high
theoretical
density,
safety,
conversion
efficiency.
However,
cathodic
oxygen
reduction
reaction
(ORR)
exhibits
slow
kinetics
barriers,
which
require
catalysts
with
activity,
selectivity,
stability
improve
rate.
Chainmail
in
field
of
storage
structural
stability.
In
this
paper,
coal-based
carbon
encapsulating
Co-N-C
chainmail
electrocatalysts
are
designed
constructed,
can
effectively
reduce
thermal
crumpling
phenomenon
MOF
structure,
enhance
defect
content
provide
active
sites
for
ORR.
The
results
show
that
G/Co-N-C-0.025
a
higher
half-wave
potential
than
Pt/C,
ultimate
current
density
4.6
mA
cm-2,
good
cycling
stability,
methanol
resistance.
A
primary
zinc-air
battery
is
assembled,
an
open-circuit
voltage
1.406
V
maximum
power
82
mW
cm-2.
specific
capacity
640
mAh
g-1
at
20
This
work
provides
new
ideas
design
application
high-performance
electrocatalysts.
Environmental Science Nano,
Journal Year:
2024,
Volume and Issue:
11(9), P. 4007 - 4019
Published: Jan. 1, 2024
A
plasmonic
absorption
based
chemical
sensor
(PACS)
using
metal–organic
framework
(MOF-5)
receptors
on
the
gold
nanoparticle
coated
U-bent
fiber
optic
probe
for
Pb(
ii
)
sensing
in
water
down
to
0.5
ppb
with
a
wide
dynamic
range
and
high
selectivity.
SPIN,
Journal Year:
2024,
Volume and Issue:
15(01)
Published: Sept. 11, 2024
This
study
delves
into
the
magnetic
behavior
of
sulflower-like
nanostructures,
particularly
focusing
on
compensation
and
blocking
temperatures.
Through
construction
a
phase
diagram
detailing
crystal
external
fields
(D/[Formula:
see
text],
H/[Formula:
stable
phases
were
identified,
shedding
light
how
spin
configurations
evolve
with
variations
in
text]
D/[Formula:
text].
The
analysis
temperature
([Formula:
text]/[Formula:
relative
to
[Formula:
reveals
intriguing
patterns.
Additionally,
an
examination
hysteresis
cycles
uncovers
dynamic
behavior,
characterized
by
multiple
loops
magnetization
plateaus.
These
findings
open
promising
avenues
for
spintronic
applications
offering
valuable
insights
their
potential
utility
future
technologies.
involves
fabrication
high-density
data
storage
devices,
where
its
tunable
characteristics
may
result
development
effective
manipulation
components.
E3S Web of Conferences,
Journal Year:
2024,
Volume and Issue:
588, P. 02005 - 02005
Published: Jan. 1, 2024
By
virtue
of
their
unique
properties
at
the
nanoscale,
nanomaterials
have
revolutionized
field
material
science.
The
current
work
provides
a
thorough
analysis
nanomaterials,
classifying
them
into
three
main
categories:
nanoparticles,
nanosolids,
and
nanoassembled
systems.
Further
classes
is
conducted
based
on
morphologies,
chemical
composition,
structural
variety,
which
include
carbon-based
such
as
fullerene,
carbon
nanotubes
(CNTs),
graphene.
Moreover,
synthesis
manufacturing
techniques
are
analyzed,
with
particular
focus
physical
approaches.
methods
highlighted
for
ability
to
produce
broad
variety
applications
gas
evaporation,
vacuum
condensation,
sputtering,
yeast-cell-based
synthesis,
sol-gel
processing.
major
aim
this
provide
comprehensive
guide
classification,
properties,
production
thereby
enhancing
comprehension
importance
in
many
scientific
practical
domains.
