Advanced Functional Materials,
Journal Year:
2023,
Volume and Issue:
33(50)
Published: Sept. 8, 2023
Abstract
Piezo‐catalysis,
which
is
possible
to
utilize
natural
mechanical
energy,
an
ideal
technology
for
synthesizing
hydrogen
peroxide
(H
2
O
)
but
still
challenging.
Herein,
C‐layer
coated
ZnO
(C‐ZnO)
with
modulated
electronic
structure
constructed
piezo‐catalytic
H
generation.
The
not
only
provides
more
active
sites
also
induces
higher
piezo‐response
stimuli.
As
a
result,
the
optimized
C‐ZnO
exhibits
ultrahigh
piezocatalytic
activity
yield
rate
of
294
µM
h
−1
in
pure
water.
Theoretical
calculation
demonstrates
that
interaction
at
interface
charge
redistribution,
leading
hole
accumulation
on
surface,
thus
promoting
one‐electron
water
oxidation.
In
addition,
excellent
performance
degradation
different
pollutants.
This
study
promising
way
(utilization
energy)
efficient
production
opens
new
avenue
designing
highly
systems
pollutants
degradation.
Progress in Materials Science,
Journal Year:
2023,
Volume and Issue:
138, P. 101161 - 101161
Published: July 16, 2023
Piezocatalysis,
an
evolving
catalytic
technology
built
on
the
piezoelectric
properties
of
catalysts,
breaks
down
barrier
between
mechanical
energy
and
chemical
energy.
The
potential
difference
that
arises
from
deformation
a
material
is
commonly
termed
'piezopotential'.
Piezopotential
has
been
demonstrated
to
facilitate
manipulation
band
structure
and/or
charge
carrier
separation.
Despite
significant
efforts
design
materials
understand
mechanism
piezoelectrically
enhanced
chemistry
through
semiconductor
physics,
there
remains
opportunity
review
relationships
performance
piezo/ferroelectric
properties.
Herein,
we
provide
comprehensive
summary
mechanisms
correlated
physical
in
field
piezocatalysis.
A
fundamental
understanding
structural
based
solid-state
physics
can
be
used
shed
light
future
development
In
addition,
types
materials,
strategies
for
catalysis
efficiency
enhancement,
up-to-date
applications
environment
remediation,
renewable
conversion,
biomedicine
biotechnology
are
discussed.
Finally,
perspectives
designing
developing
highly
active
piezocatalysts
using
guidelines
physicochemical
proposed.
ACS Applied Materials & Interfaces,
Journal Year:
2023,
Volume and Issue:
15(7), P. 9221 - 9230
Published: Feb. 9, 2023
Photocatalytic
reduction
of
CO2
into
valuable
hydrocarbon
fuels
is
one
the
green
ways
to
solve
energy
problem
and
achieve
carbon
neutrality.
Exploring
photocatalyst
with
low
toxicity
high-efficiency
key
realize
it.
Here
we
report
a
lead-free
halide
perovskite-based
0D/2D
Cs3Bi2Br9/Bi2WO6
(CBB/BWO)
S-scheme
heterojunction
for
photoreduction,
prepared
by
facile
electrostatic
self-assembly
approach.
The
CBB/BWO
shows
superior
photoreduction
under
visible
light
CO
generation
rate
220.1
μmol·g–1·h–1,
which
∼115.8
∼18.5
times
higher
than
that
Cs3Bi2Br9
perovskite
quantum
dots
(CBB
PQDS)
Bi2WO6
nanosheets
(BWO
NS),
respectively.
improved
photocatalytic
activity
can
be
attributed
tight
structure
charge
transfer
pathway
between
PQDS
atomic
layers
NS,
shortens
transmission
distance
photogenerated
carriers
boosts
efficient
separation
carriers.
This
work
provides
insight
in
manufacturing
potential
photocatalysts
achieving
Small Structures,
Journal Year:
2023,
Volume and Issue:
4(7)
Published: Feb. 15, 2023
Photocatalysis‐self‐Fenton
system
(PSFs),
which
integrates
photocatalysis
with
Fenton
technology,
is
investigated
thoroughly
in
wastewater
treatment
due
to
the
virtues
of
no
addition
H
2
O
and
accelerated
circulation
Fe
2+
/Fe
3+
.
Several
kinds
materials
that
mainly
include
metal‐free
graphite
carbon
nitride
(g‐C
3
N
4
),
metal
oxides
(Fe
sulfide
(CdS,
FeS
)
have
demonstrated
extensive
development
potential.
Nevertheless,
most
developed
catalysts
are
unable
satisfy
requirements
PSFs.
Therefore,
a
comprehensive
review
committed
modification
methods
PSFs
put
forward.
First,
concrete
mechanism
from
two
aspects
reaction
discussed.
Second,
properties,
modifications
(morphology
modulation,
heterojunction
construction
as
well
doping),
applications
(contaminants
degradation
disinfection)
promising
emphasized.
Finally,
novel
directions
for
future
research
looked
forward
to.
This
opens
up
new
horizon
enhancing
practical
application
future.
