Energy Material Advances,
Journal Year:
2023,
Volume and Issue:
4
Published: Jan. 1, 2023
Over
the
past
few
decades,
metal–organic
frameworks
(MOFs)
have
been
recognized
as
most
attractive
energy-involved
materials
due
to
their
unique
features,
including
ultrahigh
specific
surface
area,
superior
porous
structure,
and
excellent
customizability.
Nevertheless,
pristine
MOFs
suffer
from
low
electronic
conductivity
chemical
instability,
which
severely
hindered
large-scale
applications.
Recently,
MXene
with
abundant
terminations
high
metallic
suggested
a
valid
substrate
improve
stability
of
MOFs.
Importantly,
MXene/MOF
composites
enhanced
conductivity,
rich
chemistry,
hierarchical
structure
facilitate
rapid
electron/ion
transfer
deliver
better
electrochemical
properties
than
that
original
through
synergistic
effects.
Moreover,
can
be
designed
into
various
derivatives
desired
architecture
performance.
Therefore,
elaborate
synthesis
hybrids
for
devices
are
great
interest.
Herein,
we
provided
state-of-the-art
review
on
progress
in
terms
strategies
Furthermore,
put
forward
current
challenges
feasible
research
directions
future
development.
Industrial Chemistry and Materials,
Journal Year:
2023,
Volume and Issue:
1(1), P. 9 - 38
Published: Jan. 1, 2023
Recent
progress
of
metal–organic
framework
(MOF)
based
catalysts
in
the
electrocatalytic
hydrogen
evolution
reaction,
oxidation
oxygen
reduction
reaction
and
nitrogen
is
summarized.
Carbon Energy,
Journal Year:
2022,
Volume and Issue:
5(2)
Published: Sept. 26, 2022
Abstract
The
establishment
of
efficient
oxygen
evolution
electrocatalysts
is
great
value
but
also
challenging.
Herein,
a
durable
metal–organic
framework
(MOF)
with
minor
atomically
dispersed
ruthenium
and
an
optimized
electronic
structure
constructed
as
electrocatalyst.
Significantly,
the
obtained
NiRu
0.08
‐MOF
doping
Ru
only
needs
overpotential
187
mV
at
10
mA
cm
−2
Tafel
slop
40
dec
−1
in
0.1
M
KOH
for
reaction,
can
work
continuously
more
than
300
h.
Ultrahigh
mass
activity
achieved,
reaching
56.7
A
g
200
mV,
which
36
times
higher
that
commercial
RuO
2
.
X‐ray
adsorption
spectroscopy
density
function
theory
calculations
reveal
on
metal
sites
MOFs
expected
to
optimize
nickel
sites,
thus
improving
conductivity
catalyst
optimizing
energy
intermediates,
resulting
significant
optimization
electrocatalytic
performance.
This
study
could
provide
new
avenue
design
stable
MOF
electrocatalysts.
Angewandte Chemie International Edition,
Journal Year:
2023,
Volume and Issue:
62(17)
Published: March 2, 2023
The
construction
of
high-activity
and
low-cost
electrocatalysts
is
critical
for
efficient
hydrogen
production
by
water
electrolysis.
Herein,
we
developed
an
advanced
electrocatalyst
anchoring
well-dispersed
Ir
nanoparticles
on
nickel
metal-organic
framework
(MOF)
Ni-NDC
(NDC:
2,6-naphthalenedicarboxylic)
nanosheets.
Benefiting
from
the
strong
synergy
between
MOF
through
interfacial
Ni-O-Ir
bonds,
synthesized
Ir@Ni-NDC
showed
exceptional
electrocatalytic
performance
evolution
reaction
(HER),
oxygen
(OER)
overall
splitting
in
a
wide
pH
range,
superior
to
commercial
benchmarks
most
reported
electrocatalysts.
Theoretical
calculations
revealed
that
charge
redistribution
bridge
induced
optimization
H2
O,
OH*
H*
adsorption,
thus
leading
accelerated
electrochemical
kinetics
HER
OER.
This
work
provides
new
clue
exploit
bifunctional
pH-universal
splitting.
Advanced Energy Materials,
Journal Year:
2022,
Volume and Issue:
13(4)
Published: Dec. 5, 2022
Abstract
Layered
double
hydroxides
(LDHs)
stand
out
as
versatile
structural
platforms
for
modulating
the
electronic
structure
of
highly
reactive
earth‐abundant
transition
metal‐based
electrocatalysts
hydrogen
evolution
reaction
(HER),
oxygen
(OER),
and
reduction
(ORR).
Herein,
a
Ni‐Co‐Fe
LDH,
electrodeposited
on
Ni
nanocones
(NiNCs)‐decorated
foam,
acts
morphology
driving
template
to
direct
facile
constant
potential
electrosynthesis
NiCoFeB
from
K
2
B
4
O
7
solution.
The
amorphous
tri‐metal
borate
(TMB)
displays
excellent
trifunctional
electrocatalytic
activities
toward
HER
(overpotential
at
10
mA
cm
−2
,
η
=
174
mV
vs
RHE),
OER
(η
208
mV),
well
ORR
(half‐wave
0.723
V)
with
low
Δ
E
OER−ORR
770
mV,
durability
over
110
h
in
alkaline
solutions.
A
zinc–air
battery
based
TMB@NiNC
dual
catalyst
cathode
exhibits
high
open‐circuit
voltage
1.477
V,
power
density
107
mW
specific
energy
918
W
kg
Zn
−1
an
outstanding
cycling
stability
1330
cycles
which
outperforms
commercial
noble
metal
benchmarks.
These
results
demonstrate
that
LDHs
are
efficient
sacrificial
templates
preparation
high‐performance
multifunctional
multi‐metal
energy‐related
applications.
Advanced Materials,
Journal Year:
2022,
Volume and Issue:
35(8)
Published: Nov. 12, 2022
Reconstructing
metal-organic
framework
(MOFs)
toward
a
designed
structure
provides
breakthrough
opportunities
to
achieve
unprecedented
oxygen
evolution
reaction
(OER)
electrocatalytic
performance,
but
has
rarely,
if
ever,
been
proposed
and
investigated
yet.
Here,
the
first
successful
fabrication
of
robust
OER
electrocatalyst
by
precision
reconstruction
an
MOF
is
reported,
viz.,
from
MOF-74-Fe
MIL-53(Fe)-2OH
with
different
coordination
environments
at
active
sites.
Due
radically
reduced
eg
-t2g
crystal-field
splitting
in
Fe-3d
much
suppressed
electron-hopping
barriers
through
synergistic
effects
O
species
efficient
guaranteed.
Benefiting
this
desired
electronic
structure,
catalyst
exhibits
high
intrinsic
activity,
including
low
overpotential
215
mV
10
mA
cm-2
,
Tafel
slope
45.4
dec-1
turnover
frequency
(TOF)
1.44
s-1
300
overpotential,
over
80
times
that
commercial
IrO2
(0.0177
).Consistent
density
functional
theory
(DFT)
calculations,
real-time
kinetic
simulation
reveals
conversion
O*
OOH*
rate-determining
step
on
sites
MIL-53(Fe)-2OH.
Journal of Materials Chemistry A,
Journal Year:
2023,
Volume and Issue:
11(9), P. 4400 - 4427
Published: Jan. 1, 2023
The
synthetic
strategies,
application
and
future
development
of
non-precious
metal-based
self-supporting
electrodes
for
Zn–air
batteries
have
been
systematically
summarized
according
to
the
recent
research
progress.
