ACS Applied Materials & Interfaces,
Год журнала:
2022,
Номер
14(34), С. 38669 - 38676
Опубликована: Авг. 22, 2022
Defect
engineering
and
interface
are
two
efficient
approaches
to
promote
the
electrocatalytic
performance
of
transition
metal
oxides
(TMOs)
by
modulating
local
electronic
structure
inducing
a
synergistic
effect
but
usually
require
costly
complicated
processes.
Herein,
facile
electrochemical
etching
method
is
proposed
for
controllable
tailoring
defects
in
three-dimensional
(3D)
open
nanonetcage
CoZnRuOx
heterostructure
via
situ
remove
partial
ZnO.
The
highly
3D
nanostructures,
numerous
defects,
multicomponent
heterointerfaces
endow
nanonetcages
with
more
accessible
active
sites,
moderated
structure,
strong
effect,
thereby
enabling
them
not
only
deliver
an
ultralow
overpotential
(244
mV
@
10
mA
cm-2)
oxygen
evolution
reaction
(OER)
also
high-performance
overall
water
electrolysis
coupling
commercial
Pt/C,
potential
1.52
V
at
cm-2.
Moreover,
experiments
characterizations
reveal
that
remaining
Zn2+
can
facilitate
OH-
adsorption
charge
transfer,
which
further
improves
OER
performance.
This
work
proposes
promising
strategy
creating
surface
heterostructured
TMOs
provides
insights
understand
defect-
interface-induced
enhancement
electrocatalysis.
The Chemical Record,
Год журнала:
2022,
Номер
23(3)
Опубликована: Дек. 8, 2022
Abstract
Hydrogen
spillover
has
attracted
increasing
interests
in
the
field
of
electrocatalytic
hydrogen
evolution
reaction
(HER)
recent
years
because
their
distinct
mechanism
and
beneficial
terms
for
simultaneously
weakening
strong
adsorption
on
metal
strengthening
weak
support.
By
taking
advantageous
merits
efficient
transfer,
spillover‐based
binary
catalysts
have
been
widely
investigated,
which
paves
a
new
way
boosting
development
production
by
water
electrolysis.
In
this
paper,
we
summarize
progress
interesting
focusing
advanced
strategies
intensifying
towards
HER.
addition,
challenging
issues
some
perspective
insights
future
electrocatalysts
are
also
systematically
discussed.
Nanoscale,
Год журнала:
2022,
Номер
14(41), С. 15340 - 15347
Опубликована: Янв. 1, 2022
The
biocatalytic
design
of
nanomaterials
with
enzyme-like
activity
is
considered
a
reliable
and
promising
toolkit
for
the
generation
diagnostic
agents
in
complex
biological
microenvironments.
ACS Applied Materials & Interfaces,
Год журнала:
2022,
Номер
14(34), С. 38669 - 38676
Опубликована: Авг. 22, 2022
Defect
engineering
and
interface
are
two
efficient
approaches
to
promote
the
electrocatalytic
performance
of
transition
metal
oxides
(TMOs)
by
modulating
local
electronic
structure
inducing
a
synergistic
effect
but
usually
require
costly
complicated
processes.
Herein,
facile
electrochemical
etching
method
is
proposed
for
controllable
tailoring
defects
in
three-dimensional
(3D)
open
nanonetcage
CoZnRuOx
heterostructure
via
situ
remove
partial
ZnO.
The
highly
3D
nanostructures,
numerous
defects,
multicomponent
heterointerfaces
endow
nanonetcages
with
more
accessible
active
sites,
moderated
structure,
strong
effect,
thereby
enabling
them
not
only
deliver
an
ultralow
overpotential
(244
mV
@
10
mA
cm-2)
oxygen
evolution
reaction
(OER)
also
high-performance
overall
water
electrolysis
coupling
commercial
Pt/C,
potential
1.52
V
at
cm-2.
Moreover,
experiments
characterizations
reveal
that
remaining
Zn2+
can
facilitate
OH-
adsorption
charge
transfer,
which
further
improves
OER
performance.
This
work
proposes
promising
strategy
creating
surface
heterostructured
TMOs
provides
insights
understand
defect-
interface-induced
enhancement
electrocatalysis.
