Nanoscale Advances,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Jan. 1, 2024
Zinc-air
batteries
(ZABs)
are
pivotal
in
the
evolution
of
sustainable
energy
storage
solutions,
distinguished
by
their
high
density
and
minimal
environmental
footprint.
The
oxygen
electrode,
which
relies
on
sophisticated
porous
carbon
materials,
is
critical
to
operational
efficiency.
This
review
scrutinizes
reduction
reaction
(ORR)
(OER)
processes
ZABs
through
advanced
applications.
It
delves
into
innovative
synthesis
techniques
such
as
templating,
chemical
vapor
deposition,
self-assembly
that
tailor
pore
structures
for
peak
performance.
interactions
between
catalytic
sites
nanostructures,
significantly
boost
electrochemical
performance,
highlighted.
manuscript
discusses
future
strategies
overcoming
current
challenges
advancing
efficiency
electrode
design,
emphasizing
integration
nano-engineering
materials
science
foster
with
superior
capacity
adaptability.
Additionally,
projects
how
ongoing
research
material
properties
could
unlock
new
applications
other
systems,
potentially
broadening
scope
ZAB
technology.
paper
integrates
recent
advancements
offering
insights
next-generation
high-performance
development.
Inorganic Chemistry,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 23, 2025
Extracting
uranium
from
nuclear
wastewater
is
vital
for
environmental
and
human
health
protection.
However,
despite
progress
in
extraction,
there
remains
a
demand
an
optimized
adsorbent
with
improved
capability,
efficiency,
selectivity.
To
bridge
this
gap,
1,2,3,4-butane
tetracarboxylic
acid
(BTCA)-modified
MIL-101
was
synthesized
through
simple
hydrothermal
reaction
between
amino-modified
(MIL-101-NH2)
BTCA.
Density
Functional
Theory
calculations
validated
the
formation
of
stable
coordination
bonds
hydrogen
bond
network,
bolstering
adsorption
capacity.
further
enhance
capacity,
influence
electric
field
on
performance
investigated.
Studies
revealed
that
uranyl
ion
removal
under
involves
both
electrosorption
electroreduction
pathways.
This
dual
mechanism
not
only
significantly
increases
capacity
221.1
mg
g-1
to
331.4
but
also
improves
efficiency.
These
insights
our
understanding
effective
foster
development
sustainable,
ecofriendly
technologies
energy
field.
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Sept. 27, 2024
Abstract
Integrating
active
sites
for
oxygen
reduction
and
evolution
reactions
(ORR
OER)
is
pivotal
advancing
bifunctional
electrodes.
Addressing
the
geometric/electronic
properties
of
these
essential
to
disrupt
linear
scaling
relationship
between
adsorption
desorption
complex
intermediates.
Herein,
a
proof‐of‐concept
presented
constructing
asymmetric
trinuclear
employing
both
composition‐
size‐based
coupling
strategies.
These
comprise
ORR‐active
Fe
single
atom
(Fe
SA
),
OER‐active
atomically
clustered
species
AC
Ni
as
modulators.
This
AC‐SA
‐Ni
@N‐doped
carbon
exhibits
excellent
catalytic
activities,
with
narrow
potential
gap
0.661
V
an
ORR
half‐wave
0.931
OER
1.592
at
10
mA
cm
−2
.
The
Zn‐air
battery
this
material
achieves
peak
power
density
293
mW
,
specific
capacity
748
mAh
g
Zn
−1
remarkable
stability.
Experimental
findings
theoretical
simulations
reveal
that
induced
strong
electronic
among
centers,
facilitating
charge
redistribution
optimizing
barriers
enhances
rapid
release
*
OH
during
efficient
transformation
from
O
OOH
OER.
study
presents
novel
strategy
developing
robust
