Angewandte Chemie International Edition,
Год журнала:
2018,
Номер
57(29), С. 8921 - 8926
Опубликована: Май 1, 2018
Pyrolysis
of
a
bimetallic
metal-organic
framework
(MIL-88-Fe/Ni)-dicyandiamide
composite
yield
Fe
and
Ni
containing
carbonaceous
material,
which
is
an
efficient
bifunctional
electrocatalyst
for
overall
water
splitting.
FeNi3
NiFe2
O4
are
found
as
metallic
metal
oxide
compounds
closely
embedded
in
N-doped
carbon-carbon
nanotube
matrix.
This
hybrid
catalyst
(Fe-Ni@NC-CNTs)
significantly
promotes
the
charge
transfer
efficiency
restrains
corrosion
catalysts,
shown
high
OER
HER
activity
with
overpotential
274
202
mV,
respectively
at
10
mA
cm-2
alkaline
solution.
When
this
was
further
used
H2
O2
production
electrochemical
water-splitting
unit,
it
can
operate
ambient
conditions
competitive
gas
rate
1.15
0.57
μL
s-1
hydrogen
oxygen,
respectively,
showing
its
potential
practical
applications.
Chemical Reviews,
Год журнала:
2019,
Номер
120(2), С. 1438 - 1511
Опубликована: Июнь 27, 2019
Metal–organic
framework
(MOF)
nanoparticles,
also
called
porous
coordination
polymers,
are
a
major
part
of
nanomaterials
science,
and
their
role
in
catalysis
is
becoming
central.
The
extraordinary
variability
richness
structures
afford
engineering
synergies
between
the
metal
nodes,
functional
linkers,
encapsulated
substrates,
or
nanoparticles
for
multiple
selective
heterogeneous
interactions
activations
these
MOF-based
nanocatalysts.
Pyrolysis
MOF-nanoparticle
composites
forms
highly
N-
P-doped
graphitized
MOF-derived
that
increasingly
used
as
efficient
catalysts
especially
electro-
photocatalysis.
This
review
first
briefly
summarizes
this
background
MOF
nanoparticle
then
comprehensively
reviews
fast-growing
literature
reported
during
last
years.
parts
organic
molecular
reactions,
electrocatalysis,
photocatalysis,
views
prospects.
Major
challenges
our
society
addressed
using
well-defined
fields
synthesis,
energy,
environment.
In
spite
many
achievements,
enormous
progress
still
necessary
to
improve
understanding
processes
involved
beyond
proof-of-concept,
particularly
methane
oxidation,
hydrogen
production,
water
splitting,
CO2
reduction
methanol,
nitrogen
fixation,
depollution.
ACS Catalysis,
Год журнала:
2017,
Номер
7(10), С. 7196 - 7225
Опубликована: Сен. 6, 2017
The
persistently
increasing
energy
consumption
and
the
low
abundance
of
conventional
fuels
have
raised
serious
concerns
all
over
world.
Thus,
development
technology
for
clean-energy
production
has
become
major
research
priority
worldwide.
globalization
advanced
conversion
technologies
like
rechargeable
metal–air
batteries,
regenerated
fuel
cells,
water-splitting
devices
been
majorly
benefitted
by
apposite
catalytic
materials
that
can
proficiently
carry
out
pertinent
electrochemical
processes
oxygen
reduction
reaction
(ORR),
evolution
(OER),
hydrogen
(HER),
water
hydrolysis.
Despite
a
handful
superbly
performing
commercial
catalysts,
high
cost
stability
precursors
consistently
discouraged
their
long-term
viability.
As
promising
substitute
platinum-,
palladium-,
iridium-,
gold-,
silver-,
ruthenium-based
various
transition-metal
(TM)
ions
(for
example,
Fe,
Co,
Mo,
Ni,
V,
Cu,
etc.)
exploited
to
develop
electroactive
outperform
state-of-the-art
properties.
Among
these
TMs,
nickel
emerged
as
one
most
hopeful
constituents
due
its
exciting
electronic
properties
anticipated
synergistic
effect
dramatically
alter
surface
favor
electrocatalysis.
This
review
article
will
broadly
confer
about
recent
reports
on
nickel-based
nanoarchitectured
applications
toward
ORR,
OER,
HER,
whole
splitting.
On
basis
derivatives,
futuristic
outlook
also
presented.
Advanced Functional Materials,
Год журнала:
2020,
Номер
30(15)
Опубликована: Фев. 16, 2020
The
development
of
low-cost,
high-efficiency,
and
robust
electrocatalysts
for
the
oxygen
evolution
reaction
(OER)
is
urgently
needed
to
address
energy
crisis.
In
recent
years,
non-noble-metal-based
OER
have
attracted
tremendous
research
attention.
Beginning
with
introduction
some
evaluation
criteria
OER,
current
are
reviewed,
classification
metals/alloys,
oxides,
hydroxides,
chalcogenides,
phosphides,
phosphates/borates,
other
compounds,
along
their
advantages
shortcomings.
knowledge
mechanisms
practical
applications
also
summarized
developing
more
efficient
electrocatalysts.
Finally,
states,
challenges,
perspectives
discussed.
Advanced Materials,
Год журнала:
2019,
Номер
31(31)
Опубликована: Март 6, 2019
Water-splitting
electrolyzers
that
can
convert
electricity
into
storable
hydrogen
are
a
fascinating
and
scalable
energy
conversion
technology
for
the
utilization
of
renewable
energies.
To
speed
up
sluggish
oxygen
evolution
reactions
(HER
OER),
electrocatalysts
essential
reducing
their
kinetic
barriers
eventually
improving
efficiency.
As
efficient
strategies
modulating
binding
ability
water-splitting
intermediates
on
electrocatalyst
surface,
support
effect
interface
drawing
growing
attention.
Herein,
some
recent
research
progress
effects
in
HER,
OER,
overall
is
highlighted.
Specifically,
correlation
between
electronic
interaction
constituent
components
electrocatalytic
performance
profoundly
discussed,
with
aim
advancing
development
highly
electrocatalysts,
which
may
replace
noble-metal-based
bring
practically
widespread
reality.
Advanced Functional Materials,
Год журнала:
2017,
Номер
27(40)
Опубликована: Авг. 25, 2017
Abstract
The
design
of
highly
efficient,
stable,
and
noble‐metal‐free
bifunctional
electrocatalysts
for
overall
water
splitting
is
critical
but
challenging.
Herein,
a
facile
controllable
synthesis
strategy
nickel–cobalt
bimetal
phosphide
nanotubes
as
efficient
via
low‐temperature
phosphorization
from
bimetallic
metal‐organic
framework
(MOF‐74)
precursor
reported.
By
optimizing
the
molar
ratio
Co/Ni
atoms
in
MOF‐74,
series
Co
x
Ni
y
P
catalysts
are
synthesized,
obtained
Co4Ni1P
has
rare
form
that
possess
similar
morphology
to
MOF
exhibit
perfect
dispersal
active
sites.
show
remarkable
hydrogen
evolution
reaction
(HER)
oxygen
(OER)
catalytic
performance
an
alkaline
electrolyte,
affording
current
density
10
mA
cm
−2
at
overpotentials
129
mV
HER
245
OER,
respectively.
An
electrolyzer
with
both
cathode
anode
catalyst
solutions
achieves
voltage
1.59
V,
which
comparable
integrated
Pt/C
RuO
2
counterparts
ranks
among
best
metal‐phosphide
reported
date.
Chemical Society Reviews,
Год журнала:
2020,
Номер
49(24), С. 9154 - 9196
Опубликована: Янв. 1, 2020
Advances
of
non-precious-metal
catalysts
for
alkaline
water
electrolysis
are
reviewed,
highlighting
operando
techniques
and
theoretical
calculations
in
their
development.