Efficient antibacterial and microbial corrosion resistant photocatalytic coating: Enhancing performance with S-type heterojunction and Cu synergy
Mankun Li,
Zishuai Hu,
Dan Liŭ
и другие.
Chemical Engineering Journal,
Год журнала:
2024,
Номер
495, С. 153519 - 153519
Опубликована: Июль 1, 2024
Язык: Английский
Effects of dissolved oxygen accelerated P. aeruginosa on the corrosion mechanism of X70 steel in simulated marine environments
Materials Chemistry and Physics,
Год журнала:
2025,
Номер
unknown, С. 130478 - 130478
Опубликована: Янв. 1, 2025
Язык: Английский
Natural Tannin Layers for the Corrosion Protection of Steel in Contact with Water-Based Media
Coatings,
Год журнала:
2024,
Номер
14(8), С. 965 - 965
Опубликована: Авг. 2, 2024
Numerous
strategies
have
been
developed
for
the
corrosion
protection
of
steel;
however,
most
them
a
significant
environmental
impact
and
employ
toxic
compounds.
Tannins
are
green
promising
solution
sustainable
strategies.
In
this
context,
work
was
focused
on
natural
(condensed
hydrolysable)
tannin
layers
as
possible
strategy
carbon
steel.
The
tannins’
dissolution
medium
(ultrapure
water
or
Phosphate-Buffered
Saline),
surface
pre-treatment
(acid
pickling
plasma),
deposition
technology
(dipping
spin
coating)
layer
homogeneity
adhesion
has
evaluated.
effects
these
parameters
coating
formation,
homogeneity,
investigated
by
means
visual
inspections,
swabbing,
Fourier
Transformed
Infrared
spectroscopy
(FTIR),
Scanning
Electron
Microscopy
equipped
with
Energy
Dispersive
Spectroscopy
(SEM-EDS)
tape
tests.
Preliminary
electrochemical
tests
performed
material
(carbon
steel
acid
pickled
coated
hydrolysable
solved
in
to
estimate
protective
ability
highlight
main
criticisms
be
overcome.
Язык: Английский
Antibacterial and Anticorrosive Hydrogel Coating Based on Complementary Functions of Sodium Alginate and g-C3N4
Molecules,
Год журнала:
2024,
Номер
29(17), С. 4192 - 4192
Опубликована: Сен. 4, 2024
Graphitic
carbon
nitride
(g-C3N4,
CN)
has
emerged
as
a
promising
photocatalytic
material
due
to
its
inherent
stability,
antibacterial
properties,
and
eco-friendliness.
However,
tendency
aggregate
limited
dispersion
hinder
efficacy
in
practical
applications.
To
address
these
limitations,
this
study
focuses
on
developing
composite
hydrogel
coating,
which
sodium
alginate
(SA)
molecules
interact
electrostatically
through
hydrogen
bonding
anchor
CN,
thereby
significantly
improving
dispersion.
The
optimal
CN
loading
of
35%
results
with
tensile
strength
120
MPa
an
rate
99.87%
within
6
h.
enhanced
mechanical
properties
are
attributed
between
the
-NH2
groups
-OH
SA,
while
SA
facilitate
attraction
photogenerated
holes
from
promoting
carrier
transfer
separation,
strengthening
action.
Moreover,
coating
exhibits
excellent
corrosion
resistance
capabilities
against
Pseudomonas
aeruginosa
316L
stainless
steel
(316L
SS),
laying
foundation
for
advanced
antimicrobial
anticorrosion
systems.
Язык: Английский
The effect of Desulfovibrio caledoniensis and Pseudomonas aeruginosa on the corrosion behaviour of 70Cu-30Ni alloy
Biofouling,
Год журнала:
2024,
Номер
unknown, С. 1 - 17
Опубликована: Дек. 3, 2024
This
work
investigated
the
effect
of
Desulfovibrio
caledoniensis
(D.
caledoniensis)
and
Pseudomonas
aeruginosa
(P.
aeruginosa)
on
microbiologically
influenced
corrosion
(MIC)
behaviour
70Cu-30Ni
alloy
using
surface
analysis
electrochemical
techniques.
The
results
demonstrated
that
mixed
medium
containing
D.
P.
further
accelerated
MIC
compared
to
single
species
medium.
addition
exogenous
pyocyanin
(PYO)
increased
maximum
pit
depth
from
5.40
μm
6.59
μm,
current
density
(icorr)
by
one
order
magnitude.
From
perspective
bioenergetics
extracellular
electron
transfer
(EET),
comprehensive
mechanism
induced
was
proposed.
Язык: Английский