Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 20, 2025
Abstract
Energy
electrocatalytic
reactions
such
as
hydrogen
evolution
reaction,
oxygen
reduction
nitrogen
carbon
etc.,
are
important
to
solve
the
current
energy
shortage
and
increasing
environmental
problems.
Developing
novel
efficient
catalyts
for
these
has
become
an
essential
urgent
issue.
Catalysts
incorporating
bridge‐oxygen
bond
have
received
attention
due
their
superior
conductivity
stability,
which
favorable
optimizing
reaction
mechanism
improving
kinetics.
This
paper
provides
a
comprehensive
review
encompassing
concept
of
bond,
means
characterization,
activity
in
electrocatalysis
effect
on
catalytic
performance.
Through
this
review,
it
is
expected
furnish
valuable
reference
rational
design
catalysts
featuring
structure
across
diverse
reactions.
Advanced Energy Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Aug. 16, 2024
Abstract
Urea
electrosynthesis
from
co‐electrolysis
of
CO
2
and
NO
3
−
(UECN)
offers
an
innovative
route
for
converting
waste
/NO
into
valuable
urea.
Herein,
Zn
single
atoms
anchored
on
oxygen
vacancy
(OV)‐rich
In
O
3‐x
(Zn
1
/In
)
are
developed
as
a
highly
active
selective
UECN
catalyst,
delivering
the
highest
urea
yield
rate
41.6
mmol
h
−1
g
urea‐Faradaic
efficiency
55.8%
at
−0.7
V
in
flow
cell,
superior
to
most
previously
reported
catalysts.
situ
spectroscopic
measurements
theoretical
calculations
unveil
synergy
In/Zn
sites
OVs
promoting
process
via
tandem
catalysis
mechanism,
where
‐OV
site
activates
form
*
NH
while
In‐OV
CO.
The
formed
spontaneously
migrates
nearby
then
couples
with
generate
CONH
which
is
ultimately
converted
ACS Energy Letters,
Journal Year:
2024,
Volume and Issue:
9(9), P. 4624 - 4632
Published: Aug. 30, 2024
Urea
electrosynthesis
by
coelectrolysis
of
NO3–
and
CO2
(UENC)
represents
a
promising
method
to
enable
efficient
sustainable
urea
production.
In
this
work,
isolated
Cu
alloyed
Ru
(Cu1Ru)
is
developed
as
highly
active
selective
UENC
catalyst.
Combined
theoretical
computations
in
situ
spectroscopic
measurements
reveal
the
synergistic
effect
Cu1–Ru
site
Ru–Ru
on
Cu1Ru
promote
via
tandem
catalysis
pathway,
which
drives
*NO2/CO2
coupling
followed
*CO2NO2-to-*CO2NH
step.
The
formed
*CO2NH
then
migrates
from
adjacent
promotes
*CO2NH⃗*CO2NH2
→
*COOHNH2
steps
toward
generation.
Impressively,
achieves
high
performance
flow
cell,
exhibiting
yield
rate
21.04
mmol
h–1
gcat–1
Faradaic
efficiency
51.27%
at
−0.6
V,
outperforming
most
reported
catalysts.
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Aug. 12, 2024
Abstract
Urea
electrosynthesis
from
co‐electrolysis
of
NO
3
−
and
CO
2
(UENC)
provides
an
alternative
route
for
realizing
efficient
sustainable
urea
production.
In
this
work,
single‐atom
Ru
dispersed
on
Co
(Ru
1
Co)
is
demonstrated
as
effective
robust
catalyst
the
UENC.
situ
spectroscopic
measurements
theoretical
simulations
unravel
cooperative
effect
sites
to
promote
UENC
process
via
a
tandem
catalysis
mechanism,
where
site
activates
adsorption
hydrogenation
form
*
NH
,
while
hydrogenation/deoxygenation
CO.
The
generated
then
transferred
nearby
which
promotes
C─N
coupling
toward
formation.
Strikingly,
assembled
in
flow
cell
shows
highest
urea‐Faradaic
efficiency
50.1%
with
corresponding
yield
rate
22.34
mmol
h
−1
g
at
−0.5
V
(RHE),
superior
most
reported
catalysts
Advanced Energy Materials,
Journal Year:
2024,
Volume and Issue:
14(43)
Published: Aug. 16, 2024
Abstract
Urea
electrosynthesis
from
co‐electrolysis
of
NO
3
−
and
CO
2
(UENC)
under
ambient
conditions
is
recognized
as
an
appealing
approach
for
effective
sustainable
urea
production,
while
it
requires
high‐efficiency
UENC
electrocatalysts
to
promote
the
C─N
coupling
hydrogenation
processes.
Herein,
single‐atom
Cu
anchored
on
MoS
(Cu
1
‐MoS
)
explored
a
highly
active
selective
catalyst.
Theoretical
calculations
operando
spectroscopic
characterizations
unveil
synergistic
tandem
catalysis
UENC,
where
single
atoms
trigger
early
coupling,
‐edges
key
step
*
NH
COOHNH
generation.
Strikingly,
equipped
in
flow
cell
achieves
excellent
performance
with
maximum
urea‐Faradaic
efficiency
57.02%
at
−0.6
V
corresponding
yield
rate
23.3
mmol
h
−1
g
,
surpassing
nearly
all
previously
reported
catalysts.
Angewandte Chemie International Edition,
Journal Year:
2024,
Volume and Issue:
63(30)
Published: May 14, 2024
Transition-metal
carbides
with
metallic
properties
have
been
extensively
used
as
electrocatalysts
due
to
their
excellent
conductivity
and
unique
electronic
structures.
Herein,
NbC
nanoparticles
decorated
carbon
nanofibers
(NbC@CNFs)
are
proposed
an
efficient
robust
catalyst
for
electrochemical
synthesis
of
ammonia
from
nitrate/nitrite
reduction,
which
achieves
a
high
Faradaic
efficiency
(FE)
94.4
%
large
yield
30.9
mg
h
