Molecules,
Journal Year:
2024,
Volume and Issue:
29(23), P. 5730 - 5730
Published: Dec. 4, 2024
Platanus
officinalis
fibers
(PFs)
taking
advantage
of
high-availability,
eco-friendly
and
low-cost
characteristics
have
attracted
significant
focus
in
the
field
biomaterial
application.
Polyethyleneimine
grafted
with
polydopamine
on
magnetic
(PEI-PDA@M-PFs)
were
prepared
through
a
two-step
process
mussel
inspiration
Michael
addition
reaction,
which
can
work
as
an
effective
multifunctional
biomass
adsorbent
for
anionic
dye
outstanding
separation
capacity
efficiency.
The
as-prepared
PEI-PDA@M-PFs
possess
desirable
hydrophilicity,
magnetism
positive
charge,
along
abundant
amino
functional
groups
surface,
facilitating
efficient
adsorption
removal
Eriochrome
Black
T
(EBT)
dyes
from
water.
In
to
formation
mechanism,
properties,
including
isotherms,
kinetics,
reusability
absorbent,
studied
intensively.
achieved
theoretical
maximum
166.11
mg/g
under
optimal
conditions
(pH
7.0),
10
mg
introduced
into
EBT
solution.
pseudo-second-order
kinetic
Langmuir
models
well
matched
experimental
data.
Moreover,
thermodynamic
data
ΔH
>
0
revealed
homogeneous
chemical
heat-absorption
reaction.
remained
at
high
stability
recyclability
even
after
five
cycles
processes.
These
above
findings
provide
new
insights
processes
development
biologic
material
sustainable
applications.
Journal of the Chinese Chemical Society,
Journal Year:
2024,
Volume and Issue:
71(9), P. 944 - 977
Published: July 2, 2024
Abstract
Introduction
Tribocatalysis,
an
emerging
cutting‐edge
technique
that
uses
frictional
mechanical
energy
to
activate
the
catalytic
operation
of
a
reaction
or
material
including
nanomaterials
has
garnered
interest
research
community
in
recent
times.
Aim
This
study
aimed
critically
review
original
works
directed
toward
tribocatalytic
degradation
various
hazardous
dye
pollutants.
Notably,
this
review,
and
their
composites
with
outstanding
tailored
profiles
are
explored
for
efficiency
In
addition,
effect
operating
factors
importance
engineers,
industries,
investors
optimization
purposes
was
pragmatically
discussed.
Also,
electron
trapping
radical
scavengers
alongside
mechanism
empirically
analyzed.
Results
From
work,
it
found
maximum
>80%
most
cases
at
optimum
temperature
20–40°C,
time
taken
0.5‐48
hours,
stirring
speed
500‐1000rmp.
It
discovered
magnetic
enhances
production
•OH,
O
2
•,
h+
by
mechanistically
responsible
revealed
expended
tribocatalyst
can
be
eluted
mostly
using
H
2O
reused
up
3–10
times
while
still
sustaining
suggests
industrial
scalability
eco‐friendliness
potential
approach.
Conclusion
end,
challenges
gaps
pave
way
method
improvement
also
serve
as
future
hotspots
researchers
were
presented.
Surfaces,
Journal Year:
2024,
Volume and Issue:
7(1), P. 54 - 78
Published: Jan. 11, 2024
Society
confronts
the
pressing
environmental
challenges
posed
by
pervasive
presence
of
toxic
pollutants
in
aquatic
ecosystems.
The
repercussions
contaminant
release
extend
far
and
wide,
endangering
marine
life
human
well-being.
While
various
techniques
such
as
bioremediation,
filtration,
adsorption
have
been
employed
for
wastewater
treatment,
they
grapple
with
cost
effectiveness
overall
efficiency
issues.
Advanced
oxidative
processes,
including
photocatalysis
Fenton,
emerged
viable
solutions
response
to
emerging
contaminants.
However,
efficacy
largely
hinges
on
choice
catalyst.
Their
distinctive
attributes,
chemical
defects
exceptional
stability,
make
perovskite
oxides
a
promising
These
materials
can
be
synthesized
through
diverse
methods,
rendering
them
versatile
adaptable
widespread
applications.
Ongoing
research
endeavors
are
diligently
focused
enhancing
performance
oxides,
optimizing
their
integration
into
catalytic
exploring
innovative
approaches
material
immobilization.
This
comprehensive
review
seeks
elucidate
most
pivotal
advances
composites
within
treatment
domain.
Additionally,
it
sheds
light
burgeoning
trends
multifaceted
confronting
this
field,
which
present
insights
treating
antibiotic-contaminated
environment,
delving
strategies,
green
technologies,
challenges,
trends.
ACS Sustainable Chemistry & Engineering,
Journal Year:
2024,
Volume and Issue:
12(29), P. 10854 - 10868
Published: July 5, 2024
Developing
a
cost-effective,
versatile,
biodegradable,
and
biobased
membrane
is
crucial
for
the
sustainable
treatment
of
complex
wastewater.
In
this
work,
multifunctional
was
fabricated
from
polydopamine-modified
waste
paper
(WP@PDA)
hydrothermal
carbonized
chitosan
(HTCC),
through
simple
vacuum
filtration.
This
demonstrated
high
efficiency
in
separating
oil-in-water
emulsions
allowed
situ
dye
removal
under
controllable
pH
conditions.
The
results
showed
that
as-prepared
WP@PDA/HTCC
exhibited
superhydrophilic,
oil-resistant,
pH-tunable
surface
charge
features.
With
weight
ratio
WP@PDA
HTCC
6:2,
it
displayed
optimal
mechanical
properties
structural
stability
aqueous
environments.
As
expected,
achieved
outstanding
performance
different
at
0.05
bar
followed
by
satisfactory
flux
approximately
2400
L
m–2
h–1
bar–1
separation
around
99.5%.
Furthermore,
abundant
functional
groups
on
also
endowed
with
capability
both
cationic
anionic
dyes.
It
can
efficiently
eliminate
methyl
orange
(MO)
methylene
blue
(MEB)
dye-contaminated
wastewater
mainly
electrostatic
interactions.
Even
after
filtering
1550
MO
1650
MEB
simulated
using
membrane,
its
efficiencies
toward
dyes
remained
above
90.0%.
Interestingly,
WP@PDA/HTCC-1
presented
bidirectional
controlled
behaviors
mixture
suitable
solution
due
to
feature.
Most
importantly,
excellent
reusability
resistance
against
harsh
chemical
corrosions
without
losing
properties.
Therefore,
could
be
promising
material
treatment.
