Small,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 30, 2024
Lithium-sulfur
batteries
(LSBs)
face
challenges
from
the
shuttle
effect
of
lithium
polysulfides
(LiPSs)
and
slow
redox
kinetics.
In
this
study,
a
NiCo-Doped
3D
Ordered
Mesoporous
Carbon
(NiCo-3DOMC)
composite
material
is
synthesized
using
gel-crystalline
template
sol-gel
method
to
modify
polypropylene
separators
in
LSBs.
Density
Functional
Theory
calculations
experiment
results
demonstrate
that
under
magnetic
field,
NiCo-3DOMC
enhances
adsorption
catalyzes
conversion
LiPSs,
effectively
mitigating
boosting
This
improvement
due
material's
porous
structure
active
catalytic
sites.
Enhanced
by
magnetohydrodynamic
effects
NiCo
spin
polarization,
modified
LSBs
deliver
high
initial
capacity
1544.21
mAh
g
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
34(38)
Published: May 7, 2024
Abstract
Solar‐driven
synthesis
of
hydrogen
peroxide
(H
2
O
)
through
photocatalysis
stands
out
as
a
promising
avenue
for
sustainable
energy
generation,
marked
by
environmental
friendliness
and
industrial
feasibility.
However,
the
inherent
limitations
carbon
nitride
(CN)
in
photocatalytic
H
production
significantly
impede
their
performance.
Herein,
novel
0D/2D
dots‐modified
CN
nanosheet
heterojunction
(CDsMCN)
is
introduced,
synthesized
hydrothermal‐calcination
tandem
strategy
induced
CDs
derived
from
melamine.
This
innovative
technique
enhances
n→π*
electronic
transition
CDsMCN,
accelerating
separation
efficiency
electron‐hole
pairs,
boosting
oxygen
adsorption,
promoting
highly
selective
2e
−
ORR.
Comparative
to
pristine
CN,
10
MCN
exhibited
remarkable
tenfold
increase
production,
reaching
an
impressive
1.48
mmol
L
−1
.
Furthermore,
demonstrates
exceptional
stability,
maintaining
its
catalytic
at
initial
level
over
four
consecutive
cycles.
The
notable
achievement
molar
selectivity
≈80%
onset
potential
0.6
V
(vs
RHE)
underscores
ability
produce
desired
product
selectively.
Advanced
situ
characterization
together
with
DFT
calculations
revealed
that
ultrathin
enhanced
improves
optical
properties,
reduces
bandgap,
facilitates
fast
charge
migration,
increases
performance,
thereby
serving
candidate
advanced
applications.
Journal of Composites Science,
Journal Year:
2023,
Volume and Issue:
7(12), P. 488 - 488
Published: Nov. 26, 2023
For
over
a
century,
enzyme
immobilisation
has
been
proven
to
be
superior
strategy
improve
catalytic
activity
and
reusability
ensure
easy
separation,
operation,
reduced
cost.
Enzyme
allows
for
an
easier
separation
of
the
from
reaction
mixture,
thus
simplifying
downstream
processing.
This
technology
protects
degradation
or
inactivation
by
harsh
conditions,
making
it
more
robust
suitable
used
in
various
applications.
Recent
strategies
methods,
such
as
adsorption,
cross-linking,
entrapment
encapsulation,
covalent
bonding,
were
critically
reviewed.
These
have
shown
promising
results
improving
stability,
activity,
A
recent
development
nanomaterials
agrowaste
renewable
carriers
is
underlined
current
review.
Furthermore,
use
gained
significant
attention
due
their
unique
properties,
high
surface
area,
mass
transfer,
biocompatibility,
sustainability.
materials
offer
outcomes
developing
efficient
sustainable
immobilised
enzymes.
state-of-the-art
better
control
reactions
enhances
reusability,
leading
cost-effective
environmentally
friendly
processes.
The
also
helps
reduce
waste
generation
promote
utilisation
resources,
further
contributing
circular
economy.
International Journal of Molecular Sciences,
Journal Year:
2024,
Volume and Issue:
25(9), P. 4743 - 4743
Published: April 26, 2024
Due
to
a
large
number
of
harmful
chemicals
flowing
into
the
water
source
in
production
and
life,
quality
deteriorates,
use
value
is
reduced
or
lost.
Biochar
has
strong
physical
adsorption
effect,
but
it
can
only
separate
pollutants
from
cannot
eliminate
fundamentally.
Photocatalytic
degradation
technology
using
photocatalysts
uses
chemical
methods
degrade
mineralize
organic
pollutants,
difficult
recover
reuse.
Woody
biomass
advantages
huge
reserves,
convenient
access
low
price.
Processing
woody
biochar
then
combining
with
played
complementary
role.
In
this
paper,
shortcomings
photocatalyst
treatment
are
introduced,
respectively,
biochar-based
made
by
them
summarized.
The
preparation
assembly
starting
listed,
efficiency
different
listed.
Finally,
future
development
summarized
prospected.
