Angewandte Chemie International Edition,
Journal Year:
2023,
Volume and Issue:
63(1)
Published: Sept. 29, 2023
Abstract
In
the
evolving
field
of
electrocatalysis,
thermal
treatment
nano‐electrocatalysts
has
become
an
essential
strategy
for
performance
enhancement.
This
review
systematically
investigates
impact
various
treatments
on
catalytic
potential
nano‐electrocatalysts.
The
focus
encompasses
in‐depth
analysis
changes
induced
in
structural,
morphological,
and
compositional
properties,
as
well
alterations
electro‐active
surface
area,
chemistry,
crystal
defects.
By
providing
a
comprehensive
comparison
commonly
used
techniques,
such
annealing,
calcination,
sintering,
pyrolysis,
hydrothermal,
solvothermal
methods,
this
serves
scientific
guide
selecting
right
technique
favorable
temperature
to
tailor
optimal
electrocatalysis.
resultant
modifications
activity
are
explored
across
key
electrochemical
reactions
(bio)sensing,
degradation,
oxygen
reduction
reaction,
hydrogen
evolution
overall
water
splitting,
fuel
cells,
carbon
dioxide
reaction.
Through
detailed
examination
underlying
mechanisms
synergistic
effects,
contributes
fundamental
understanding
role
enhancing
electrocatalytic
properties.
insights
provided
offer
roadmap
future
research
aimed
at
optimizing
nanomaterials,
fostering
development
next‐generation
sensors
energy
conversion
technologies.
Advanced Powder Materials,
Journal Year:
2022,
Volume and Issue:
2(1), P. 100073 - 100073
Published: June 30, 2022
The
development
of
distinguished
photocatalysts
with
high
photo-carrier
disassociation
and
photo-redox
power
for
efficient
elimination
pollutants
in
water
is
great
significance
but
still
a
grand
challenge.
Herein,
novel
Cd0.5Zn0.5S/Bi2WO6
S-scheme
heterojunction
was
built
up
by
integrating
Cd0.5Zn0.5S
nanoparticles
on
Bi2WO6
microspheres
via
simple
route.
charge
transfer
mode
substantially
boosts
the
high-energetic
electrons/holes
spatial
detachment
conservation
(reduction)
(oxidation),
respectively,
as
well
effectively
suppresses
photo-corrosion
Cd0.5Zn0.5S,
rendering
superior
redox
ability.
optimal
achieves
exceptional
visible-light-driven
photocatalytic
tetracycline
degradation
Cr(VI)
reduction
efficiency,
3.2
(1.9)-time
33.6
(1.6)-time
stronger
than
that
neat
(Cd0.5Zn0.5S),
while
retaining
stability
reusability.
Quenching
test,
mass
spectrometry
analysis,
toxicity
assessment
based
Quantitative
Structure
Activity
Relationships.
calculation
unravel
prime
active
substances,
intermediates,
photo-degradation
pathway,
intermediate
eco-toxicity
process.
This
research
not
only
offers
potential
photocatalyst
aquatic
environment
protection
also
promotes
exploration
powerful
chalcogenides-based
protection.
