Advanced Materials,
Journal Year:
2024,
Volume and Issue:
36(37)
Published: Feb. 12, 2024
Abstract
The
application
of
homogeneous
catalysts
in
water
remediation
is
limited
by
their
excessive
chemical
and
energy
input,
weak
regenerability,
potential
leaching.
Heterogeneous
catalytic
membranes
(CMs)
offer
a
new
approach
to
facilitate
efficient,
selective,
continuous
pollutant
degradation.
Thus,
integrating
filtration
with
heterogeneous
advanced
oxidation
processes
(AOPs)
can
promote
thermodynamic
kinetic
mass
transfers
spatially
confined
intrapores
diffusion‐reaction
processes.
Despite
the
remarkable
advantages
CMs,
engineering
practically
restricted
due
fuzzy
design
criteria
for
specific
applications.
Herein,
recent
advances
CMs
are
critically
reviewed
flow
tempospatially
proposed.
Further,
state‐of‐the‐art
CM
materials
mechanisms
reviewed,
after
which
tempospatial
confinement
comprising
nanoconfinement
effect,
interface
transfer
emphasized,
thus
clarifying
roles
construction
performance
optimization
CMs.
Additionally,
fabrication
methods
based
on
pore
sizes
summarized
an
overview
evaluations
presented.
Finally,
future
directions
research
treatment,
ACS Nano,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 20, 2025
Nature-inspired
superhydrophilic
and
underwater
superoleophobic
membranes
have
garnered
significant
attention
due
to
their
promising
potential
for
separating
emulsified
oily
water
addressing
security
issues.
The
exceptional
wettability
imparts
spontaneous
permeability
oil
repellency
membranes,
accelerating
filtration,
enhancing
isolation,
reducing
membrane
fouling
during
the
process,
thereby
achieving
fast
efficient
oil–water
separation.
Over
past
decade,
a
series
of
groundbreaking
studies
on
nature-inspired
superwetting
propelled
separation
technology
into
transformative
phase
development.
In
subsequent
phase,
people
still
face
challenge
evolving
with
dual
capabilities
purifying
recovering
from
particularly
surfactant-stabilized
emulsions
achieve
sustainable
resource
utilization
zero
liquid
discharge.
this
Perspective,
we
briefly
review
recent
advances
in
emphasizing
advantages,
bionic
principles,
design
concepts,
fabrication
methods,
performance
various
types
water.
Additionally,
present
membrane-based
strategies
simultaneous
purification
recovery
Finally,
identify
current
bottlenecks
propose
future
direction
area,
focusing
development
next-generation
comprehensive
discharge
true
at
an
industrial
scale.
Eco-Environment & Health,
Journal Year:
2024,
Volume and Issue:
3(3), P. 381 - 391
Published: March 4, 2024
The
escalating
challenges
in
water
treatment,
exacerbated
by
climate
change,
have
catalyzed
the
emergence
of
innovative
solutions.
Novel
adsorption
separation
and
membrane
filtration
methodologies,
achieved
through
molecular
structure
manipulation,
are
gaining
traction
environmental
energy
sectors.
Separation
technologies,
integral
to
both
chemical
industry
everyday
life,
encompass
concentration
purification
processes.
Macrocycles,
recognized
as
porous
materials,
been
prevalent
treatment
due
their
inherent
benefits:
stability,
adaptability,
facile
modification.
These
structures
typically
exhibit
high
selectivity
reversibility
for
specific
ions
or
molecules,
enhancing
efficacy
progression
methods
utilizing
macrocyclic
frameworks
holds
promise
improved
separations,
filtrations,
resource
utilization,
broader
applications.
This
review
encapsulates
latest
breakthroughs
host-guest
chemistry,
with
a
focus
on
adsorptive
separations.
aim
is
spotlight
strategies
optimizing
macrocycle
designs
subsequent
implementation
endeavors,
including
desalination,
elemental
extraction,
seawater
harnessing,
sustainable
extraction.
Hopefully,
this
can
guide
design
functionality
macrocycles,
offering
significantly
promising
pathway
pollutant
removal
utilization.
npj Clean Water,
Journal Year:
2024,
Volume and Issue:
7(1)
Published: March 14, 2024
Abstract
Due
to
the
limitations
of
conventional
ultrafiltration/microfiltration-based
membrane
bioreactors
(UF/MF-MBRs)
in
removing
trace
organic
compounds
(TrOCs),
concept
high-retention
(HR-MBRs)
was
introduced.
Despite
benefits,
HR-MBRs
still
suffer
several
drawbacks.
Therefore,
this
paper
critically
reviews
effectiveness
and
feasibility
proposed
strategies
alleviate
fouling,
salinity
build-up
incomplete
biodegradation
TrOCs
during
wastewater
treatment
by
HR-MBRs.
The
severity
each
challenge
is
compared
amongst
various
configurations
together
with
associated
capital
operational
expenditure
determine
most
cost-effective
set-up.
Guidance
provided
on
and/or
lessons
that
could
be
adopted
from
well-established
processes
used
at
municipal
scale.
Chemical
cleaning
as
mitigation
for
fouling
degrades
membranes
leading
poor
removal,
while
pre-treatment
surface
modification
increase
(OpEX).
However,
there
are
other
environmentally-friendly
pretreatment
options
which
hold
great
potential
future
application.
These
such
advanced
oxidation
(AOPs)
discussed
work.
Further,
in-depth
discussion
made
pros
cons
approaches
(such
frequent
sludge
withdrawal,
intermittent
UF/MF
filtration
using
salts)
salt
build-up.
Finally,
rejected
bioreactor
transfers
problems
toxic
pollutants
management.
Herein
including
stronger
biological
agents
coupling
techniques
debated.
challenges,
a
promising
solution
clean
water
production
impaired
wastewater.
more
research
needed
improve
performance
