ACS Nano,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 14, 2025
As
global
demand
for
sustainable
chemical
processes
intensifies,
seawater,
with
its
vast
availability
and
rich
composition,
represents
a
promising
resource
advancing
green
technologies.
Seawater
can
serve
as
feedstock
or
intermediate
producing
fuels
chemicals,
including
hydrogen,
chlorine
gas
chloride,
sodium,
magnesium,
carbon-based
compounds
through
specific
electrochemical
reactions.
While
extensive
studies
have
been
focused
on
seawater
hydrogen
production,
systematic
exploration
of
broader
reactions
remains
limited.
This
review
provides
comprehensive
overview
current
progress
in
reactions,
covering
fundamental
reaction
principles,
existing
challenges.
Specific
examples
the
use
to
produce
chemicals
beyond
are
reviewed,
an
emphasis
innovative
mechanisms,
advanced
catalyst
development,
integrated
system
designs.
Apart
from
optimization
we
highlight
importance
exploring
alternative
scalable
systems.
Future
perspectives
focus
expanding
research
scope,
developing
efficient
catalysts
electrolyzers,
testing
real
product
separation,
evaluating
practical
systems
enable
clean
fuel
high-value
supporting
carbon
neutrality.
EcoEnergy,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Oct. 10, 2024
Abstract
Seawater
splitting
is
one
of
the
desirable
techniques
for
producing
green
hydrogen
from
vast
natural
resource.
Several
reports
about
designing
and
fabricating
efficient
electrocatalysts
to
boost
oxygen
evolution
reaction
have
been
published.
However,
they
mainly
focus
on
electrodes,
electrocatalysts,
cost,
system
stability.
This
article
presents
an
overview
seawater
by
highlighting
most
challenging
issues
that
complicate
electrolysis,
such
as
durability,
guide
future
research
in
this
important
area.
The
strategy
launch
life
cycle
assessments
described
evaluate
short
long‐term
impacts.
Finally,
current
challenges
prospective
solutions
are
discussed.
Advanced Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 24, 2025
Abstract
Coupling
solar
into
metal‐air
batteries
represents
an
appealing
paradigm
for
storing
intermittent
energy
and
boosting
device
efficiency.
Current
solar‐coupled
systems
rely
on
UV
or
visible
light
harvesting
suffer
from
inferior
charge
separation
ability
limited
utilization.
Additionally,
sunlight
action
behavior/mechanism
in
some
useful
scenarios
(seawater
electrolytes,
low‐temperature)
is
underexplored.
Herein,
through
gradient
homojunction
design
via
donor‐acceptor
(D‐A)
engineering,
it
exploits
a
novel
full‐spectrum‐responsive
polymer
photoelectrode
(PGH)
sunlight‐coupled
seawater‐electrolyte‐based
Zn/Na‐air
(Zn‐SWAB/Na‐SWAB)
with
boosted
utilization
efficiency
at
lower
temperatures.
By
stacking
three
pre‐designed
analogous
[A
1
‐D
]
m
‐[A
2
n
copolymers
energy‐levels
rich
heterocycles,
PGH
integrates
separate
metal‐free
active
sites
oxygen
reduction/evolution
reaction
(ORR/OER),
efficient
photothermal
effect
full‐spectrum‐absorption,
superior
photoelectric
high
charge‐separation
Thus,
under
simulated‐sunlight
produces
remarkably‐enhanced
photocurrent
up
to
3.2
21.4
times
during
ORR/OER
near‐neutral
electrolytes.
This
endows
PGH‐enabled
Zn‐SWAB
Na‐SWAB
low
voltage
gaps
of
0.08/0.25
V
room
temperature,
0.21/0.43
0
°C
–
both
which
surpass
most
reported
room‐temperature
results.
Their
efficiencies
(84.6%/86.8%)
even
approach
their
counterparts
(93.9%/92.3%).
Mechanistic
studies
reveal
photoelectric/photothermal
dual‐promoted
bidirectional
catalysis
responsible
intriguing
performance.
EES Catalysis,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
The
Lewis
acidity
of
Ni
2+
and
Fe
3+
ions
in
a
layered
double
hydroxide
(LDH)
was
enhanced
by
incorporating
the
lanthanide
dopant
Ce,
tuning
surface
electronic
configurations
to
prefer
OH*
adsorption
over
Cl*
adsorption.
ACS Nano,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 14, 2025
As
global
demand
for
sustainable
chemical
processes
intensifies,
seawater,
with
its
vast
availability
and
rich
composition,
represents
a
promising
resource
advancing
green
technologies.
Seawater
can
serve
as
feedstock
or
intermediate
producing
fuels
chemicals,
including
hydrogen,
chlorine
gas
chloride,
sodium,
magnesium,
carbon-based
compounds
through
specific
electrochemical
reactions.
While
extensive
studies
have
been
focused
on
seawater
hydrogen
production,
systematic
exploration
of
broader
reactions
remains
limited.
This
review
provides
comprehensive
overview
current
progress
in
reactions,
covering
fundamental
reaction
principles,
existing
challenges.
Specific
examples
the
use
to
produce
chemicals
beyond
are
reviewed,
an
emphasis
innovative
mechanisms,
advanced
catalyst
development,
integrated
system
designs.
Apart
from
optimization
we
highlight
importance
exploring
alternative
scalable
systems.
Future
perspectives
focus
expanding
research
scope,
developing
efficient
catalysts
electrolyzers,
testing
real
product
separation,
evaluating
practical
systems
enable
clean
fuel
high-value
supporting
carbon
neutrality.
