Advanced Science,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Sept. 24, 2024
Abstract
Metal–organic
frameworks
(MOFs)
present
diverse
building
blocks
for
high‐performance
materials
across
industries,
yet
their
crystallization
mechanisms
remain
incompletely
understood
due
to
gaps
in
nucleation
and
growth
knowledge.
In
this
study,
MOF
structural
evolution
is
probed
using
situ
liquid
phase
transmission
electron
microscopy
(TEM)
cryo‐TEM,
unveiling
a
blend
of
classical
nonclassical
pathways
involving
liquid–liquid
separation,
particle
attachment–coalescence,
surface
layer
deposition.
Additionally,
ultrafast
high‐temperature
sintering
(UHS)
employed
dope
ultrasmall
Cobalt
nanoparticles
(Co
NPs)
uniformly
within
nitrogen‐doped
hard
carbon
nanocages
confirmed
by
3D
tomography.
Lithium–sulfur
battery
tests
demonstrate
the
nanocage‐Co
NP
structure's
exceptional
capacity
cycling
stability,
attributed
Co
catalytic
effects
its
small
size,
uniform
dispersion,
nanocage
confinement.
The
findings
propose
holistic
framework
understanding
tunability
through
sintering,
promising
advancements
science
informing
future
synthesis
strategies
applications.
Advanced Science,
Journal Year:
2024,
Volume and Issue:
11(39)
Published: Aug. 14, 2024
Abstract
Exploring
new
carbon‐based
electrode
materials
is
quite
necessary
for
enhancing
capacitive
deionization
(CDI).
Here,
hollow
mesoporous
carbon
spheres
(HMCSs)/metal‐organic
frameworks
(MOFs)
derived
(NC(M)/HMCSs
and
NC(M)@HMCSs)
are
successfully
prepared
by
interface‐coating
space‐encapsulating
design,
respectively.
The
obtained
NC(M)/HMCSs
NC(M)@HMCSs
possess
a
hierarchical
nanoarchitecture
with
abundant
nitrogen
doping,
high
specific
surface
area,
meso‐/microporous
pores.
These
merits
conducive
to
rapid
ion
diffusion
charge
transfer
during
the
adsorption
process.
Compared
NC(M)/HMCSs,
exhibit
superior
electrochemical
performance
due
their
better
utilization
of
internal
space
carbon,
forming
an
interconnected
3D
framework.
In
addition,
introduction
Ni
ions
more
synergistic
effect
between
ZIF(M)‐derived
N‐doped
shell
compared
other
(Mn,
Co,
Cu
ions).
resultant
Ni‐1‐800‐based
CDI
device
exhibits
excellent
salt
capacity
(SAC,
37.82
mg
g
−1
)
good
recyclability.
This
will
provide
direction
MOF
nanoparticle‐driven
assembly
strategy
application
CDI.
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 19, 2024
Hydrogen
oxidation
reaction
(HOR)
can
effectively
convert
the
hydrogen
energy
through
fuel
cells,
which
plays
an
increasingly
important
role
in
renewable
cycle.
Nevertheless,
when
electrolyte
pH
changes
from
acid
to
base,
even
with
platinum
group
metal
(PGM)
catalysts,
HOR
kinetics
declines
several
orders
of
magnitude.
More
critically,
pivotal
intermediates
and
interfacial
environment
during
intermediate
behaviors
on
alkaline
remains
controversial.
Therefore,
exploring
exceptional
PGM-based
electrocatalysts
identifying
mechanism
are
indispensable
for
promoting
commercial
development
cells.
Consequently,
fundamental
understanding
is
first
introduced,
emphases
adsorption/desorption
process
distinct
reactive
structure
catalytic
process.
Subsequently,
guidance
mechanism,
latest
advances
rational
design
advanced
(Pt,
Pd,
Ir,
Ru,
Rh-based)
catalysts
discussed,
focusing
correlation
between
electrocatalytic
performance.
Finally,
given
that
challenges
standing
HOR,
prospect
thorough
investigation
towards
emphatically
proposed.
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Oct. 22, 2024
Abstract
Lithium–sulfur
batteries
(LSBs),
renowned
for
their
superior
energy
density
and
the
plentiful
availability
of
sulfur
resources,
are
progressively
emerging
as
focal
point
forthcoming
storage
technology.
Nevertheless,
they
presently
confront
fundamental
challenges
including
insulation
its
discharge
product,
lithium
polysulfides
(LiPSs)
shuttle
phenomenon,
growth
dendrites.
Zeolite
imidazole
framework
materials
(ZIFs),
particularly
ZIF‐8
ZIF‐67,
significant
members
metal–organic
frameworks
(MOFs)
family.
Owing
to
high
porosity,
exceptional
adsorption
capacity,
structural
tunability,
straightforward
synthesis
process,
these
have
demonstrated
unique
application
potential
in
field
LSBs.
This
review
initially
provides
a
comprehensive
summary
developmental
status
associated
with
Subsequently,
it
delves
into
an
in‐depth
analysis
distinctive
properties
strategies
ZIFs,
particular
emphasis
on
well
composites
derivatives.
The
systematically
categorizes
innovative
examples
design
cathode
structures
optimization
separators
It
also
presents
forward‐looking
perspective
insights
future
trajectory
ZIF‐67
materials,
informed
by
latest
research
advancements
field.
Small,
Journal Year:
2024,
Volume and Issue:
20(44)
Published: July 6, 2024
The
conductive
carbon-based
interlayer,
as
the
secondary
current
collector
in
self-dissolving
battery
system,
can
effectively
capture
escaping
cathode
active
materials,
inducing
deep
release
of
remaining
capacity.
In
multi-step
reactions
Li─S
batteries,
environmental
tolerance
interlayer
to
polysulfides
determines
inhibition
shuttle
effects.
Here,
a
modified
metal-organic
framework
(Mn-ZIF67)
is
utilized
obtain
nitrogen-doped
carbon-coated
heterogeneous
Co-MnO
(Co-MnO@NC)
with
dual
catalytic
center
for
functional
materials.
synergistic
coupling
mechanism
NC
and
achieves
rapid
deposition
conversion
free
polysulfide
fragmented
sulfur
on
collector,
reducing
capacity
loss
cathode.
Co-MnO@NC/PP
separator
maintains
an
initial
1050
mAh
g
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 6, 2024
During
the
reaction
process
in
lithium-sulfur
batteries,
Lewis
acidic
lithium
polysulfides
(LiPSs)
affect
ion
distribution
and
overall
electrolyte
stability,
degrading
battery
performance
product
(e.g.,
Li
Catalysts,
Journal Year:
2025,
Volume and Issue:
15(2), P. 106 - 106
Published: Jan. 22, 2025
Lithium–sulfur
(Li-S)
batteries
are
recognized
as
a
promising
alternative
in
the
energy
storage
domain
due
to
their
high
theoretical
density,
environmental
friendliness,
and
cost-effectiveness.
However,
challenges
such
polysulfide
dissolution,
low
conductivity
of
sulfur,
limited
cycling
stability
hinder
widespread
application.
To
address
these
issues,
incorporation
heterostructured
metallic
substrates
into
Li-S
has
emerged
pivotal
strategy,
enhancing
electrochemical
performance
by
facilitating
better
adsorption
catalysis.
This
review
delineates
modifications
made
cathode
separator
through
heterostructures.
We
categorize
heterostructures
three
classifications:
single
metals
metal
compounds,
MXene
materials
paired
with
formed
entirely
compounds.
Each
category
is
systematically
examined
for
its
contributions
behavior
efficiency
batteries.
The
evaluated
both
contexts,
revealing
significant
improvements
lithium-ion
retention.
Our
findings
suggest
that
strategic
design
can
not
only
mitigate
inherent
limitations
but
also
pave
way
development
high-performance
systems.
ACS Applied Nano Materials,
Journal Year:
2024,
Volume and Issue:
7(16), P. 19538 - 19547
Published: Aug. 14, 2024
Lithium–sulfur
batteries
(LSBs)
have
attracted
considerable
attention
as
high-energy
density
battery
technology
for
applications
in
renewable
energy
storage
and
electric
vehicles.
However,
challenges
such
low
sulfur
conductivity
the
polysulfide
shuttle
effect
must
be
addressed.
In
this
study,
we
prepared
C–N/Sn
with
nanoporous
channels
using
Sn-MOF@ZIF-8
a
precursor.
The
resulting
material
has
highly
dispersed
Sn
nanoparticles
encapsulated
nitrogen-rich
carbon
three-dimensional
continuous
conducting
framework.
During
preparation
process,
tin
oxides
were
reduced
to
elemental
nanoparticles,
while
decomposition
of
ZIF-8
skeleton
volatilization
most
Zn
resulted
formation
channels,
which
facilitates
transport
Li
ions
electrons
inhibiting
shuttling.
separator
exhibited
an
initial
discharge
specific
capacity
925
mAhg–1
at
loading
2.8
mg
cm–2
0.5
C
current
density,
remained
515
mAh
g–1
after
500
cycles.
Furthermore,
it
also
demonstrated
good
cycling
performance
higher
condition
5
cm–2,
highlighting
its
potential
commercialization.
