Angewandte Chemie International Edition,
Год журнала:
2023,
Номер
62(15)
Опубликована: Янв. 4, 2023
Abstract
Developing
efficient
and
stable
transition
metal
oxides
catalysts
for
energy
conversion
processes
such
as
oxygen
evolution
reaction
reduction
is
one
of
the
key
measures
to
solve
problem
shortage.
The
spin
state
strongly
correlated
with
their
catalytic
activities.
In
an
octahedral
structure
oxides,
active
centers
could
be
regulated
by
adjusting
splitting
electron
pairing
energy.
Regulating
directly
modulate
d
orbitals
occupancy,
which
influence
strength
metal‐ligand
bonds
adsorption
behavior
intermediates.
this
review,
we
clarified
significance
regulating
centers.
Subsequently,
discussed
several
characterization
technologies
some
recent
strategies
regulate
Finally,
put
forward
views
on
future
research
direction
vital
field.
Advanced Functional Materials,
Год журнала:
2020,
Номер
30(25)
Опубликована: Апрель 3, 2020
Abstract
Functionalized
carbon
nanomaterials,
as
significant
options
for
renewable
energy
systems,
are
widely
utilized
in
diversified
electrochemical
reactions
virtue
of
property
advantages.
The
inevitable
defect
sites
architectures
greatly
affect
physicochemical
properties
thus
engineering
has
recently
become
a
vital
research
orientation
carbon‐based
electrocatalysts.
intentionally
introduced
intrinsic
the
frameworks
can
directly
serve
potential
active
owing
to
altered
surface
charge
state,
modulated
adsorption
free
key
intermediates,
well
diminished
bandgap.
Furthermore,
synergistic
between
defects
and
heteroatom
dopants/captured
atomic
metal
species
further
optimize
electronic
structure
adsorption/desorption
behavior,
making
catalysts
comparable
commercial
precious
electrocatalysis.
With
pressing
demands,
common
configurations,
construction
strategies,
structure–activity
relationships,
characterization
methods
defect‐involved
catalytic
centers
systematically
summarized.
Such
theoretical
experimental
evidences
defect‐induced
activity
reveal
relevant
mechanism,
thereby
providing
necessary
guidance
design
highly
efficient
electrocatalysts
promoting
their
applications.
Angewandte Chemie International Edition,
Год журнала:
2019,
Номер
58(44), С. 15895 - 15903
Опубликована: Авг. 27, 2019
2,5-Furandicarboxylic
acid
was
obtained
from
the
electrooxidation
of
5-hydroxymethylfurfural
(HMF)
with
non-noble
metal-based
catalysts.
Moreover,
combining
biomass
oxidation
hydrogen
evolution
reaction
(HER)
increased
energy
conversion
efficiency
an
electrolyzer
and
also
generated
value-added
products
at
both
electrodes.
Here,
pathway
on
surface
a
carbon-coupled
nickel
nitride
nanosheet
(Ni3
N@C)
electrode
evaluated
by
surface-selective
vibrational
spectroscopy
using
sum
frequency
generation
(SFG)
during
electrochemical
oxidation.
The
Ni3
N@C
shows
catalytic
activities
for
HMF
HER.
As
first
in
situ
SFG
study
transition-metal
upgrade
HMF,
this
work
not
only
demonstrates
that
but
provides
opportunity
nonprecious
metal
nitrides
to
simultaneously
produce
H2
under
ambient
conditions.
Green Chemistry,
Год журнала:
2021,
Номер
23(12), С. 4228 - 4254
Опубликована: Янв. 1, 2021
HMF
electrooxidation
is
emerging
as
a
powerful
and
promising
method
to
produce
wide
range
of
high-value
chemicals
on
account
mild
operation
conditions,
controllable
selectivity,
scalability.
Abstract
As
a
typical
class
of
single‐atom
catalysts
(SACs)
possessing
prominent
advantages
high
reactivity,
selectivity,
stability,
and
maximized
atomic
utilization,
emerging
metal‐nitrogen‐doped
carbon
(M‐N‐C)
materials,
wherein
dispersive
metal
atoms
are
coordinated
to
nitrogen
doped
in
nanomaterials,
have
presented
promise
replace
the
conventional
or
oxides‐based
catalysts.
In
this
work,
recent
progress
M‐N‐C‐based
materials
achieved
both
theoretical
experimental
investigations
is
summarized
general
principles
for
novel
design
from
electronic
structure
modulating
provided.
Firstly,
applications
mechanisms
on
challenges
variety
sustainable
fuel
generation
bioinspired
reactions,
including
oxygen
reduction
reaction
(ORR),
evolution
(OER),
hydrogen
(HER),
dioxide
(CO
2
RR),
(NRR),
nanozyme
reactions
reviewed.
Then,
strategies
toward
enhancing
catalytic
performance
by
engineering
nature
ion
centers,
coordinative
environment
active
support,
their
synergistic
cooperation,
proposed.
Finally,
prospects
rational
next
high‐performance
outlined.
It
expected
that
work
will
provide
insights
into
innovation
environmental
technologies.
Energy & Environmental Science,
Год журнала:
2021,
Номер
14(10), С. 5228 - 5259
Опубликована: Янв. 1, 2021
This
review
summarizes
the
recent
progress
of
atomic
heterointerface
engineering
to
overcome
activity
limitation
electrocatalysts
for
water
splitting
and
elaborates
its
electron
effect
ensemble
effect,
etc.
Chemical Reviews,
Год журнала:
2021,
Номер
121(11), С. 6654 - 6695
Опубликована: Апрель 26, 2021
Aqueous
electrolytes
are
the
leading
candidate
to
meet
surging
demand
for
safe
and
low-cost
storage
batteries.
facilitate
more
sustainable
battery
technologies
due
attributes
of
being
nonflammable,
environmentally
benign,
cost
effective.
Yet,
water's
narrow
electrochemical
stability
window
remains
primary
bottleneck
development
high-energy
aqueous
batteries
with
long
cycle
life
infallible
safety.
Water's
electrolysis
leads
either
hydrogen
evolution
reaction
(HER)
or
oxygen
(OER),
which
causes
a
series
dire
consequences,
including
poor
Coulombic
efficiency,
short
device
longevity,
safety
issues.
These
often
showstoppers
new
technology
besides
low
energy
density.
Prolific
progress
has
been
made
in
understanding
HER
OER
from
both
catalysis
fields.
Unfortunately,
systematic
review
on
these
advances
chemistry
standpoint
is
lacking.
This
provides
in-depth
discussions
mechanisms
water
electrodes,
where
we
summarize
critical
influencing
factors
applicable
broad
spectrum
systems.
Recent
existing
challenges
suppressing
discussed,
our
perspectives
future
this
field
provided.
