Coatings,
Год журнала:
2024,
Номер
14(8), С. 1046 - 1046
Опубликована: Авг. 16, 2024
Graphene
foam
composite
is
a
promising
candidate
for
advanced
thermal
management
applications
due
to
its
excellent
mechanical
strength,
high
conductivity,
ultra-high
porosity
and
huge
specific
surface
area.
In
this
study,
three-dimensional
physical
model
was
developed
in
accordance
with
the
dodecahedral
structure
of
graphene
composite.
A
comprehensive
numerical
simulation
carried
out
investigate
fluid
flow
convective
heat
transfer
open-cell
by
using
ANSYS
Fluent
2021
R1
commercial
software.
Research
results
show
that,
as
increases,
pressure
gradient
circular
triangular
cross-section
struts
reduced
65%
77%,
respectively.
At
given
0.904,
when
inlet
velocity
increases
from
1
m/s
5
m/s,
increased
11.3
times
13.8
times,
coefficient
54.5%
43%
struts,
Due
irregularity
skeleton
distribution,
drop
Y
direction
highest
among
three
directions,
which
8.7%
17.4%
higher
than
that
Z
X
directions
at
The
significantly
lower
along
directions.
Furthermore,
induce
greater
but
offer
less
effective
compared
struts.
research
findings
may
provide
critical
insights
into
design
optimization
composites,
promote
their
potential
efficient
gas/liquid
purification
engineering
applications.
Abstract
This
study
aims
to
explore
technological
advances
and
prospects
in
phenol
treatment
by
providing
a
detailed
bibliometric
survey
of
wastewater
applications,
highlighting
innovative
research.
Using
the
Web
Science
database,
we
identified
79,104
articles
from
2003
2023,
later
refined
1848.
The
keywords
were
used
for
initial
search:
“phenol”,
“wastewater”,
“degradation”,
“treatment”
“removal”.
bibliographic
review
details
occurrence
journals,
authors,
newspapers,
countries,
institutions,
keywords,
highly
cited
articles,
prominent
predominant
research
fields.
In
particular,
field
“Engineering”
was
responsible
32%
published
followed
“Ecology
Environmental
Sciences”
(25%)
“Chemistry”
(12%).
addition,
keyword
analysis
revealed
five
major
groups
clusters
that
indicate
where
is
progressing.
aspect
crucial
understanding
evolution
perspectives
interests
over
time.
Therefore,
future
should
prioritize
feedstock
diversification.
focus
essential
address
significant
challenges,
such
as
production
costs,
stability,
durability
processes.
Graphical
Advanced Energy and Sustainability Research,
Год журнала:
2024,
Номер
5(6)
Опубликована: Фев. 29, 2024
Direct
ethanol
fuel
cells
(DEFCs)
are
better
than
others
in
commercially
used
FCs
due
to
easy
availability,
less
toxicity,
and
C‐2‐type
alcohol.
Ethanol
has
a
high
theoretical
efficiency
of
97%
is
safe,
plentiful,
renewable
resource
that
can
be
stored
controlled
using
the
infrastructure
place
now.
Nevertheless,
low
functional
efficiencies
release
carbon
dioxide
(CO
2
),
acetaldehyde,
byproducts
acetic
acid
must
addressed
if
DEFCs
grow
become
more
viable.
To
overcome
these
problems,
new
anode
cathode
catalysts
needed,
so
this
review
article
discusses
introduction
with
their
structure,
working
mechanism.
Further,
report
covers
various
types
FC
catalysts,
application
technology
explained.
The
role
catalyst
(such
as
cathode),
similarities
differences
between
Pt/Pd‐based
importance
supporting
materials
carbon,
transition
metal
dichalcogenides,
MXene,
black
phosphorus‐based
materials)
described.
In
addition,
applications,
advantages,
disadvantages
discussed.
Finally,
proposed
theme
concluded
existing
challenges
field
future
prospect
DEFCs.
Integrated Environmental Assessment and Management,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 6, 2025
Abstract
Industrialization
and
urbanization
have
significantly
escalated
the
discharge
of
heavy
metals
into
aquatic
environments,
posing
serious
ecological
public
health
risks.
This
study
explores
global
research
landscape
bacterial
biosorption
for
metal
removal,
emphasizing
advancements
in
methodologies
technologies
that
redefined
this
field.
A
bibliometric
analysis
298
publications
(1987–2024)
was
conducted
to
identify
key
trends,
collaboration
networks,
innovations.
Notable
include
integration
nanotechnology,
which
has
enhanced
adsorption
efficiency
selectivity
specific
metals,
genetic
engineering
approaches
optimize
strains
higher
capacity.
Furthermore,
these
developments
transformed
traditional
remediation
strategies
by
providing
cost-effective,
sustainable,
scalable
solutions
industries
such
as
textiles,
mining,
energy
production.
underscores
practical
relevance
wastewater
treatment,
achieving
removal
efficiencies
exceeding
99%
some
cases,
demonstrated
Aspergillus
versicolor
Shewanella
oneidensis
MR-1.
By
bridging
scientific
innovation
with
environmental
sustainability,
highlights
a
pivotal
green
technology,
offering
actionable
insights
industrial
applications
sustainability
goals.
Metals,
Год журнала:
2025,
Номер
15(3), С. 253 - 253
Опубликована: Фев. 27, 2025
The
long-term
corrosion
and
antibacterial
evaluation
of
bioactive
coating
obtained
by
matrix-assisted
pulsed
laser
evaporation
(MAPLE)
on
TiZrTaAg
is
crucial
for
assessing
its
potential
in
biomedical
applications.
MAPLE
deposition
technique
involves
the
formation
a
dense
adherent
layer
surface
alloy
which
can
include
multitude
components
such
as
glass,
ZnO
graphene
oxide.
Long-term
studies
simulated
body
fluids
evaluate
stability
integrity
over
extended
periods,
ensuring
durability
physiological
environment.
results
showed
that
coatings,
especially
one
incorporating
oxide
(GO),
significantly
reduced
rate
compared
to
uncoated
alloy.
Antibacterial
assesses
coating’s
ability
inhibit
bacterial
colonization
biofilm
formation,
are
major
concerns
implant-associated
infections.
coatings
demonstrated
high
activity,
with
GO-containing
film
exhibiting
highest
inhibition,
achieving
83%
against
Staphylococcus
aureus
71%
Escherichia
coli.
study
concluded
MAPLE-modified
particularly
GO,
shows
promising
applications
due
enhanced
resistance
strong
properties.
