Accessible Ni‐Fe‐Oxalate Framework for Electrochemical Urea Oxidation with Radically Enhanced Kinetics
Advanced Functional Materials,
Год журнала:
2024,
Номер
34(25)
Опубликована: Янв. 18, 2024
Abstract
Urea
oxidation
reaction
(UOR)
has
been
utilized
to
substitute
the
oxygen
evolution
(OER),
escalate
energy
conversion
efficiency
in
electrochemical
hydrogen
generation
processes
with
denitrification
of
widespread
urea
wastewater.
This
study
reports
breakthroughs
Ni‐based
UOR
electrocatalysts,
particularly
NiFe
oxalate
(O‐NFF),
derived
from
Ni
3
Fe
alloy
foam
prismatic
nanostructures
and
elevated
surface
area.
The
O‐NFF
achieves
cutting‐edge
performances,
representing
500
mA
cm
−2
current
density
at
1.47
V
RHE
exceptionally
low
Tafel
slope
12.1
mV
dec
−1
(in
1
m
KOH
0.33
urea).
X‐ray
photoelectron/absorption
spectroscopy
(XPS/XAS)
coupled
functional
theory
calculations
unveil
that
ligands
induce
charge
deficient
center,
promoting
stable
urea‐O
adsorption.
Furthermore,
dopants
enhance
oxalate‐O
H‐bond
strength,
facilitating
C‐N
cleavage
for
N
2
NO
−
formation.
extraordinary
kinetics
by
tandem
effects
prevent
over‐oxidation,
corroborated
operando
XAS,
minimizing
OER
interference.
It
agrees
an
adaptive
reconstruction
Fe‐doped
β‐NiOOH
on
top
extended
electrolysis
marginal
loss
kinetics.
findings
shed
light
bimetal‐organic‐framework
as
(pre)catalysts
improve
industrial
electrolytic
H
production.
Язык: Английский
Advancements in catalysts for glycerol oxidation via photo-/electrocatalysis: a comprehensive review of recent developments
Green Chemistry,
Год журнала:
2023,
Номер
25(21), С. 8411 - 8443
Опубликована: Янв. 1, 2023
Photoelectrocatalytic
and
electrocatalytic
oxidation
of
glycerol
to
valuable
products
relies
on
robust,
highly
active
photo-/electrocatalysts.
This
review
emphasizes
conversion
significance
recent
advancements
in
its
valorization.
Язык: Английский
Ligand-engineered Ru-doped cobalt oxides derived from metal-organic frameworks for large-current-density water splitting
Journal of Colloid and Interface Science,
Год журнала:
2023,
Номер
653, С. 11 - 19
Опубликована: Сен. 9, 2023
Язык: Английский
Preparation of hollow nanorod CoxCu2−xSe/CF electrode assembled from nanoparticles and its urea-assisted hydrogen production performance
Journal of Alloys and Compounds,
Год журнала:
2023,
Номер
970, С. 172517 - 172517
Опубликована: Окт. 14, 2023
Язык: Английский
Metal Organic Frameworks Derived Catalysts for the Upgrading of Platform Chemicals
ChemCatChem,
Год журнала:
2023,
Номер
16(2)
Опубликована: Дек. 1, 2023
Abstract
Biomass
plays
a
significant
role
in
replacing
fossil
resources,
and
catalytic
transformation
of
platform
chemicals
to
high‐value
is
an
effective
approach
maximize
the
utilization
biomass.
Among
which,
efficient
durable
catalysts
are
heart
for
upgrading
these
chemicals,
metal–organic
frameworks
(MOFs)‐derived
have
attracted
much
attentions
due
their
suitable
versatile
physicochemical
properties.
In
this
work,
we
present
short
review
on
applications
MOFs‐derived
chemicals.
The
design
synthetic
strategies
were
summarized
detail,
application
glycerol,
ethanol,
furanic
compounds,
levulinic
acid
vanillin
addressed.
final
section
outlines
potential
industrial
Язык: Английский