Catalysts,
Год журнала:
2024,
Номер
14(12), С. 937 - 937
Опубликована: Дек. 18, 2024
The
electrocatalytic
oxidation
of
urea
has
gained
significant
attention
as
a
promising
pathway
for
sustainable
energy
conversion
and
wastewater
treatment
that
could
address
the
dual
goals
waste
remediation
renewable
generation.
Phosphorous
function
groups-based
catalysts
have
been
introduced
potential
electrode
materials
enhancing
reaction
(UEOR)
due
to
their
unique
structural
properties,
high
stability,
tunable
electronic
characteristics.
This
review
presents
recent
advancements
in
phosphorous-based
(phosphates/phosphides)
UEOR.
It
highlights
development
novel
phosphorous
materials,
synthesis
approaches,
insights
into
electrooxidation
on
surfaces.
Key
topics
include
role
different
metal
phosphates,
surface
modifications,
compositional
optimizations
improve
efficiency
durability.
Through
critical
evaluation
current
research
trends
technological
progress,
this
underscores
phosphate-based
environmentally
friendly
efficient
alternatives
waste-to-energy
via
concludes
with
perspective
future
directions
optimizing
phosphate
catalysts,
scaling
up
practical
applications,
integrating
UEOR
systems
infrastructures.
Angewandte Chemie International Edition,
Год журнала:
2024,
Номер
63(47)
Опубликована: Авг. 12, 2024
Abstract
In
the
deep‐ultraviolet
(DUV)
region,
nonlinear
optical
(NLO)
crystals
must
meet
stringent
requirements,
including
a
large
band
gap
and
sufficient
second
harmonic
generation
(SHG)
response.
Typically,
these
criteria
are
fulfilled
by
borates,
carbonates
nitrates
containing
π‐conjugated
groups.
contrast,
sulfates
phosphates,
with
polarizabilities
significantly
smaller
than
those
of
groups,
struggle
to
achieve
similar
performance.
Here,
we
present
discovery
Mg
2
PO
4
Cl,
magnesium‐based
phosphate,
identified
from
over
10,000
phosphates
based
on
polar‐axial‐symmetry
screening
strategy,
which
exhibits
highest
SHG
response
(5.2×KH
(KDP))
phase‐matching
ability
among
non‐π‐conjugated
DUV
transparent
NLO
crystals.
This
compound
belongs
Pna
1
space
group,
[PO
]
units
consistently
aligned
along
screw
axis
glide
planes
throughout
its
crystal
structure.
Theoretical
calculations
attribute
remarkable
effect
orderly
arrangement
heteroanionic
[MgO
5
Cl]
Cl
polyhedra
alongside
isolated
tetrahedra,
supported
Berry
phase
analysis.
Furthermore,
crystallographic
structure
analysis
significant
effects
validates
effectiveness
our
strategy.
These
findings
offer
valuable
insights
into
origins
in
compounds
both
material
design
structural
chemistry
perspective,
inspiring
future
efforts
revitalize
phosphates.
Abstract
Developing
cost‐effective,
highly
efficient,
and
durable
bifunctional
electrocatalysts
for
water
electrolysis
remains
a
significant
challenge.
Nickel‐based
materials
have
shown
promise
as
catalysts,
but
their
efficiency
in
alkaline
electrolytes
is
still
lacking.
Fascinatingly,
Mott–Schottky
catalysts
can
fine‐tune
electron
density
at
interfaces,
boosting
intermediate
adsorption
facilitating
desorption
to
reduce
the
energy
barrier.
In
this
study,
iridium‐implanted
Ni/Ni
2
P
nanosheets
(Ir
SA
–Ni/Ni
P)
introduced,
which
are
delivered
from
metal–organic
framework
employ
them
devices.
This
catalyst
requires
small
54
mV
overpotential
hydrogen
evolution
reaction
(HER)
192
oxygen
(OER)
reach
10
mA·cm
−2
1.0
m
KOH
electrolyte.
Density
functional
theory
(DFT)
calculations
reveal
that
incorporation
of
Ir
atoms
with
enriched
interfaces
between
Ni
promote
active
sites
be
favorable
HER
OER.
discovery
highlights
most
likely
reactive
offers
valuable
blueprint
designing
efficient
stable
tailored
industrial‐scale
electrolysis.
The
‐Ni/Ni
electrode
exhibits
exceptional
current
outstanding
stability
single‐cell
anion‐exchange
membrane
electrolyzer.
