ACS Applied Materials & Interfaces,
Год журнала:
2024,
Номер
16(46), С. 63692 - 63702
Опубликована: Ноя. 7, 2024
Piezocatalysis,
an
emerging
green
and
advanced
oxidation
technology,
has
recently
been
widely
researched
in
environmental
treatment.
However,
the
limited
polarization
efficiency
of
piezocatalyst
is
a
serious
bottleneck
for
its
practical
application.
The
search
excellent
with
high
piezoelectric
coefficient
abundant
reactive
sites
remains
urgent
task
that
needs
to
be
developed.
Herein,
piezocatalyst,
CaZn2(BO3)2
(CZBO),
obtained
by
quenching
piezocatalysis,
which
exhibited
superior
activity
ibuprofen
(IBP)
carbamazepine
(CBZ)
removal
100%
83.8%
under
ultrasonic
cavitation
(120
W,
40
kHz)
within
36
min,
respectively.
outstanding
piezocatalytic
degradation
was
attributed
strong
material
synergistic
effect
oxygen
vacancies
(OVs)
lattice
distortion,
effectively
facilitated
generation
concentration
species
(ROS).
distortion
induced
O-deficient
[BO3]
plane
units
can
promote
e–
h+
pair
separation
transportation,
OVs
electron-rich
regions
significantly
decrease
O–O
bond
activation
energy,
thus
collaboratively
contributing
production
ROS
IBP
CBZ
degradation.
This
work
provides
simple
avenue
enhancing
based
on
proposes
insights
into
reaction
mechanisms
degrading
nonantibiotic
pharmaceuticals
wastewater.
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 24, 2025
Abstract
The
sustainable
management
of
water
resources
is
a
critical
global
challenge,
with
advanced
oxidation
processes
emerging
as
promising
solution
for
addressing
environmental
pollution.
However,
the
clear
trade‐off
between
catalytic
activity
and
stability
in
existing
catalysts
hinders
their
broader
application.
In
this
study,
nanocrystalline/amorphous
(N/A)
microwire
catalyst
developed,
featuring
design
that
regulates
nanocrystal
size
while
preserving
pure
amorphous
matrix.
Unlike
brittle
annealed
N/A
microwires
subjected
to
structural
relaxation,
as‐cast
demonstrate
outstanding
performance
oxidation.
They
can
completely
degrade
pollutants
within
60
s
maintain
up
40
reuse
cycles.
Theoretical
calculations
material
characterizations
reveal
exceptional
properties
arise
from
combined
effects
residual
stresses
stored
matrix
synergistic
effect
nanocrystals
phases.
Moreover,
optimally
sized
nanocrystalline
phase
optimizes
atomic
arrangement
induces
an
structure
low
coordination
number,
providing
abundant
active
sites.
This
also
enhances
adsorption
characteristics
persulfate
accelerates
electron
transfer.
These
findings
offer
novel
framework
developing
efficient
stable
wastewater
treatment.
Advanced Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 2, 2025
Abstract
Single‐atom
catalysts
(SACs)
have
garnered
significant
attention
in
the
applications
of
environmental
remediation
based
on
Fenton‐like
systems.
Current
research
single‐atom
catalysis
often
emphasizes
catalytic
activity
and
mechanism
regulation,
while
paying
limited
to
simultaneous
enhancement
both
stability—a
critical
factor
for
practical
scale‐up
SACs.
This
review
systematically
summarizes
recent
advances
synchronization
strategies
improving
stability
catalysis,
with
a
focus
design
principles
mechanisms
four
key
strategies:
coordination
engineering,
confinement
effects,
carrier
substitution,
module
design.
To
best
knowledge,
this
represents
first
comprehensive
from
perspective
concurrent
optimization
stability.
Additionally,
auxiliary
role
machine
learning
lifecycle
assessment
(LCA)
is
evaluated
advancing
these
strategies.
By
investigating
interplay
among
different
support
materials,
configurations,
reaction
environments,
as
well
enlarged
modules,
factors
governing
stability/activity
SACs
are
highlighted,
future
directions
proposed
developing
next‐generation
high
efficiency
long‐term
durability
remediation.
