Coordination Chemistry Reviews,
Год журнала:
2023,
Номер
501, С. 215534 - 215534
Опубликована: Ноя. 25, 2023
Over
recent
decades,
the
widespread
use
of
pesticides
has
been
instrumental
in
securing
a
global
food
supply.
However,
this
led
to
significant
environmental
pollution
concerns.
Given
prevalent
organophosphorus
(OPs),
there
is
an
urgent
need
develop
sensors
that
can
detect
OPs
with
high
selectivity
and
sensitivity.
Electrochemical
offer
affordable
highly
efficient
solution
for
challenge.
Particularly,
have
remarkable
advancements
creating
metal–organic
framework
(MOF)-based
electrochemical
sensors.
This
review
delves
into
current
MOF-based
sensors,
emphasizing
their
detecting
OPs.
We
investigate
MOF
modifications,
detail
methods
affixing
materials
various
electrodes,
compare
performance
stability
these
methods.
also
provide
insights
design
principles
MOFs
used
detection
OPs,
breaking
down
core
mechanism.
hope
our
will
guide
researchers
developing
sustainable,
effective,
robust
portable
Environmental Science & Technology,
Год журнала:
2022,
Номер
56(12), С. 8833 - 8843
Опубликована: Май 26, 2022
Single
oxygen-based
advanced
oxidation
processes
(1O2-AOPs)
exhibit
great
prospects
in
selective
degradation
of
organic
pollutants.
However,
efficient
production
1O2
via
tailored
design
catalysts
to
achieve
contaminants
remains
challenging.
Herein,
we
develop
a
simple
strategy
regulate
the
components
and
coordination
Co–N–C
at
atomic
level
by
adjusting
Zn/Co
ratio
bimetallic
zeolitic
imidazolate
frameworks
(ZnxCo1-ZIFs).
Zn4Co1–C
demonstrates
98%
removal
phenol
mixed
phenol/benzoic
acid
(phenol/BA)
solutions.
Density
functional
theory
calculations
experiments
reveal
that
more
active
CoN4
sites
are
generated
Zn4Co1–C,
which
beneficial
peroxymonosulfate
activation
generate
1O2.
Furthermore,
correlation
between
origin
selectivity
well-defined
is
systematically
investigated
electron
paramagnetic
resonance
test
quenching
experiments.
This
work
may
provide
novel
insights
into
target
pollutants
complicated
water
matrix.
The
2D
nanosheets
of
metal–organic
frameworks
(MOFs)
have
recently
emerged
as
a
promising
material
that
makes
them
valuable
in
widespread
electrocatalytic
fields
due
to
their
atomic‐level
thickness,
abundant
active
sites,
and
large
surface
area.
Efficient
electrocatalysts
for
hydrogen
evolution
reaction
(HER),
oxygen
(OER),
overall
water
splitting
are
highly
desired
with
low
overpotentials
promote
the
industrial
applications
energy
conversion
devices.
MOF
nanostructures
provide
long‐term
stability
high
electrical
conductivity
enhance
catalyst
activity
durability.
This
review
briefly
summarizes
synthesis
HER/OER/water
splitting.
More
attention
is
focused
on
synthetic
strategies
derivatives.
catalytic
performance
superior
properties
these
materials
highlighted.
outperformance
originates
from
rational
design,
myriad
thickness.
current
future
challenges
this
field
scientific
perspectives
overcome
It
suggested
construction
can
develop
state‐of‐the‐art
electrocatalyst
environmental
division.
Advanced Energy Materials,
Год журнала:
2022,
Номер
12(7)
Опубликована: Янв. 5, 2022
Abstract
The
urgent
demand
for
lithium
ion
batteries
with
high
energy
density
is
driving
the
increasing
research
interest
in
Si,
which
possesses
an
ultrahigh
theoretical
capacity.
Though
various
modification
strategies
have
been
proposed
from
aspects
of
electrolytes,
binders,
Si‐M
alloys,
and
Si/C
composites,
preparation
nano‐structured
Si
first
step
industrial
application,
since
it
has
potential
solve
intrinsic
problem
severe
volume
change
during
lithiation/delithiation
process.
A
series
nanostructures
including
0D
(nanoparticles),
1D
(nanowires,
nanotubes),
2D
(thin
film),
3D
(porous
structure)
developed
displayed
encouraging
results.
However,
remains
a
great
challenge
to
realize
production
acceptable
cost
batch
stability.
In
this
review,
development
revisited.
After
briefly
introducing
market
situation
nanostructured
fabrication
kinds
nanostructure
are
introduced,
corresponding
progress
ball
milling,
magnesium
thermal
reduction,
temple
method,
chemical
vapor
deposition,
etching
comprehensively
reexamined
compared
perspective
mechanism,
cost,
technical
maturity,
recent
development.
Finally,
further
directions
toward
deeply
discussed.
This
review
helps
pave
way
commercial
application
Si‐anodes.
Dalton Transactions,
Год журнала:
2021,
Номер
50(33), С. 11331 - 11346
Опубликована: Янв. 1, 2021
Recent
progress
on
2D
conductive
MOFs
and
layered
containing
pillar-layered
nanosheets
as
electrode
materials
in
SCs
is
reviewed,
including
synthetic
design
strategies,
electrochemical
performances,
working
mechanisms.
Journal of the American Chemical Society,
Год журнала:
2023,
Номер
145(44), С. 24218 - 24229
Опубликована: Окт. 24, 2023
Exploring
efficient
strategies
to
overcome
the
performance
constraints
of
oxygen
evolution
reaction
(OER)
electrocatalysts
is
vital
for
electrocatalytic
applications
such
as
H2O
splitting,
CO2
reduction,
N2
etc.
Herein,
tunable,
wide-range
strain
engineering
spinel
oxides,
NiFe2O4,
proposed
enhance
OER
activity.
The
lattice
regulated
by
interfacial
thermal
mismatch
during
bonding
process
between
thermally
expanding
NiFe2O4
nanoparticles
and
nonexpanding
carbon
fiber
substrate.
tensile
causes
energy
bands
flatten
near
Fermi
level,
lowering
eg
orbital
occupancy,
effectively
increasing
number
electronic
states
reducing
pseudoenergy
gap.
Consequently,
barrier
rate-determining
step
strained
reduced,
achieving
a
low
overpotential
180
mV
at
10
mA/cm2.
A
total
water
decomposition
voltage
range
1.52-1.56
V
mA/cm2
(without
iR
correction)
was
achieved
in
an
asymmetric
alkaline
electrolytic
cell
with
nanoparticles,
its
robust
stability
verified
retention
approximately
99.4%
after
100
h.
Furthermore,
current
work
demonstrates
universality
tuning
other
ferrite
systems,
including
cobalt,
manganese,
zinc
ferrites.
SusMat,
Год журнала:
2021,
Номер
1(4), С. 460 - 481
Опубликована: Дек. 1, 2021
Abstract
Proton
exchange
membrane
(PEM)
water
electrolysis
represents
one
of
the
most
promising
technologies
to
achieve
green
hydrogen
production,
but
currently
its
practical
viability
is
largely
affected
by
slow
reaction
kinetics
anodic
oxygen
evolution
(OER)
in
an
acidic
environment.
While
noble
metal‐based
catalysts
containing
iridium
or
ruthenium
are
excellent
for
OER,
their
use
PEM
electrolyzers
hindered
due
low
abundance
and
high
cost.
Most
recently,
metal–organic
frameworks
(MOFs)
have
been
demonstrated
as
a
perfect
platform
facilitate
design
OER
with
both
efficiency
cost‐effectiveness.
Here,
we
provide
timely
comprehensive
overview
recent
progress
on
MOF‐based
catalysts.
The
fundamental
mechanisms
first
introduced,
followed
summary
development
pristine
MOFs
MOF
derivatives
Importantly,
number
catalyst
strategies
discussed
aiming
at
improving
catalytic
performance
candidates.
integration
into
real
also
included.
Finally,
future
research
directions
provided
better
operational
environments
devices.
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.
