Coatings,
Journal Year:
2024,
Volume and Issue:
14(7), P. 883 - 883
Published: July 15, 2024
The
microstructures
and
structures
of
modified
Al2O3/IF-WS2
coatings
prepared
on
aluminum
substrates
are
studied.
Amorphous
Al2O3
oxide
obtained
EN
AW
5251
alloy
using
the
electrooxidation
process.
quality
IF-WS2
nanopowder
is
great
importance
in
process
its
introduction
into
nanopores
coating.
Commercial
tends
to
agglomerate,
without
appropriate
pretreatment,
it
difficult
introduce
To
improve
degree
fragmentation
nanopowder,
an
experiment
was
carried
out
distribute
presence
strong
ultrasounds,
new
conditions
for
introducing
powder
were
used.
A
two-level
design
(DOE)
SEM
examination
made
possible
conclude
that
Method
contributed
a
more
even
distribution
nanoparticles
microstructure
coatings.
GIXD
analyses
showed
WO3
derived
from
modifier
next
crystal
WS2.
Modification
resulted
surfaces
with
lower
contact
angles
measured
polar
liquids
higher
surface
free
energy
compared
B.
Heliyon,
Journal Year:
2024,
Volume and Issue:
10(20), P. e39248 - e39248
Published: Oct. 1, 2024
Lubricating
oil
disposal
is
considered
hazardous
waste
and
has
adverse
effects
on
the
environment
human
health.
It
crucial
to
implement
tight
measures
regulate
minimize
these
impacts,
or
explore
opportunities
for
regeneration.
The
paper
offers
an
extensive
review
of
worldwide
demand
lubricating
its
market
share,
with
a
specific
emphasis
viewpoint
Bangladesh.
Furthermore,
work
presents
concise
overview
various
re-refining
methods,
including
acid/clay
solvent
extraction,
compares
them
based
physical
chemical
attributes
such
as
neutralization
number,
viscosity,
metal
contents.
also
emphasized
implementation
design
modifications
integration
current
newly
developed
technologies
like
vaxon,
ecohuile,
etc.
enhance
productivity
durability
in
terms
economic
environmental
aspects,
increase
quality
products
comparison
composition
from
FTIR
GC-MS
analysis
samples
that
are
obtained
via
recycling
procedures.
feasibility
using
spent
motor
fuel
similar
properties
diesel
evaluated
findings
tests
conducted
engine
performance
emission
attributes.
Using
nanoparticles
characteristics
very
promising,
particularly
reconditioning
old
oil,
which
currently
underexplored.
primary
goal
assist
industries
improving
their
diverse
range
potential
uses.
ACS Applied Nano Materials,
Journal Year:
2024,
Volume and Issue:
7(23), P. 27344 - 27354
Published: Dec. 3, 2024
Native
defects
of
a
single
nanomaterial
in
properties
and
structure
inevitably
cripple
its
lubrication
performance,
when
served
as
lubricant
additives.
In
this
work,
manipulating
the
content
graphene
to
prepare
graphene/trione
covalent-organic-frameworks
(Ton-COFs;
GTCC)
nanocomposites
has
first
come
true
complementarity
enhance
performance.
Specifically,
we
apply
layers
template
whereon
Ton-COFs
could
grow
into
even
integral
sheets
at
well-screened
content,
balance
between
rigidity
flexibility
is
also
achieved,
which
enables
GTCC
nanoadditive
self-adapt
cover
over
rubbing
surface
shapable
possible,
forming
protective
film.
Besides,
strong
affinity
metal
polar
groups
electron-rich
heterocycle
further
consolidates
binding
Eventually,
with
assistance
high
mechanical
strength
incommensurate
effect
heterostructure,
nanocomposite
(75
mg)
additive
exhibits
optimal
tribological
reducing
friction
by
33%
decreasing
wear
volume
96%,
compared
that
poly(ethylene
glycol)
400
base
oil.
This
finding
provides
strategy
promote
application
COFs
nanoadditives
practical
lubrication.
Deleted Journal,
Journal Year:
2024,
Volume and Issue:
6(12)
Published: Dec. 4, 2024
In
the
machining
domain,
most
undesired
effect
is
'friction',
which
leads
to
excessive
heat
generation
and
results
in
wear
of
cutting
tool.
Also,
friction
has
a
significant
negative
impact
on
mechanical
properties
machined
components.
To
address
these
consequences,
novel
category
Cutting
Fluids
(CFs)
been
invented.
These
CFs
include
nanoparticles
(NPs)
conventional
CFs,
resulting
emergence
new
variant
called
Nano
(NCFs).
Conventional
are
categorized
as
either
mineral
oil
based
or
taking
sustainability
into
account
it
may
be
also
vegetable
based.
NCFs
involve
incorporation
NPs
this
innovation
gained
recognition
seen
revolutionary
solution
field
machining.
The
implementation
prominent
operations
such
turning,
drilling,
milling,
grinding
resulted
improved
surface
quality
parts
increased
lifespan
tools.
This
achieved
by
reducing
forces,
enhancing
transfer,
minimizing
at
zone.
Using
Minimum
Quantity
Lubrication
enhances
process,
promotes
environmental
friendliness,
ensures
sustainability,
effefctively
tackles
concerns
associated
with
CFs.
review
provides
thorough
analysis
recent
research
papers
use
processes.
It
discusses
limitations
explores
potential
opportunities
for
sustainable
enhanced
future.
