Abstract
Layered
double
hydroxides
(LDH)
have
significant
attention
in
recent
times
due
to
their
unique
characteristic
properties,
including
layered
structure,
variable
compositions,
tunable
acidity
and
basicity,
memory
effect,
ability
transform
into
various
kinds
of
catalysts,
which
make
them
desirable
for
types
catalytic
applications,
such
as
electrocatalysis,
photocatalysis,
thermocatalysis.
In
addition,
the
upcycling
lignocellulose
biomass
its
derived
compounds
has
emerged
a
promising
strategy
synthesis
valuable
products
fine
chemicals.
The
current
review
focuses
on
advancements
LDH‐based
catalysts
conversion
reactions.
Specifically,
this
highlights
structural
features
advantages
LDH
LDH‐derived
reactions,
followed
by
detailed
summary
different
methods
strategies
used
tailor
properties.
Subsequently,
hydrogenation,
oxidation,
coupling,
isomerization
reactions
biomass‐derived
molecules
are
critically
summarized
very
manner.
concludes
with
discussion
future
research
directions
field
anticipates
that
further
exploration
integration
cutting‐edge
technologies
hold
promise
addressing
energy
challenges,
potentially
leading
carbon‐neutral
or
carbon‐positive
future.
Inorganic Chemistry Frontiers,
Год журнала:
2023,
Номер
10(15), С. 4358 - 4392
Опубликована: Янв. 1, 2023
In
this
study,
the
preparation
methods
of
MXenes
and
layered
dihydroxides
(LDHs)
are
reviewed.
addition,
electrochemical
performances
for
supercapacitors
MXene/LDHs
composites
summarized
in
detail.
Abstract
Battery‐type
electrode
materials
with
high
capacity,
wide
potential
windows,
and
good
cyclic
stability
are
crucial
to
breaking
through
energy
storage
limitations
achieving
density.
Herein,
a
novel
2D‐on‐2D
Al‐doped
NiCo
layered
double
hydroxide
(NiCoAl
x
LDH)
nanosheet
arrays
high‐mass‐loading
grown
on
carbon
cloth
(CC)
substrate
via
two‐step
hydro/solvothermal
deposition
strategy,
the
effect
of
Al
doping
is
employed
modify
behavior,
hierarchical
morphology,
phase
stability,
multi‐metallic
synergistic
effect.
The
optimized
NiCoAl
0.1
LDH
exhibits
capacities
5.43,
6.52,
7.25
C
cm
−2
(9.87,
10.88,
11.15
F
)
under
0–0.55,
0–0.60,
0–0.65
V
respectively,
illustrating
clearly
importance
window.
differentiated
strategy
reduces
leaching
level
3+
cations
in
alkaline
solutions,
ensuring
excellent
performance
(108%
capacity
retention
after
40
000
cycles).
as‐assembled
LDH//activated
(ACC)
hybrid
supercapacitor
delivers
3.11
at
0–2.0
V,
large
density
0.84
mWh
power
10.00
mW
,
≈135%
150
cycles.
