Nano Letters,
Journal Year:
2024,
Volume and Issue:
24(45), P. 14346 - 14354
Published: Oct. 29, 2024
Efficient
lithium
extraction
from
salt
lakes
is
essential
for
a
sustainable
resource
supply.
This
study
tackles
the
challenge
of
separating
Li+
Mg2+
in
complex
brines
by
innovatively
integrating
two-dimensional
(2D)
graphene
oxide
(GO)
with
bimetallic
metal–organic
frameworks
(MOFs).
Zn2+
and
Co2+
ions
are
confined
within
GO
interlayers
through
an
situ
synthesis,
forming
2D
Zn-Co
MOFs/GO
membrane
(Zn-Co-GOM).
design
exploits
unique
advantages
MOFs,
including
enhanced
structural
stability
superior
ion
separation
capabilities
due
to
synergistic
effects
Zn
Co.
The
Zn-Co-GOM
demonstrates
impressive
factor
191
over
Mg2+,
significantly
surpassing
traditional
membranes.
exceptional
selectivity
achieved
combination
size
exclusion
transport
energy
barriers.
Our
approach
not
only
enhances
practical
application
technology
but
also
provides
valuable
insights
into
underlying
mechanisms.
Energies,
Journal Year:
2025,
Volume and Issue:
18(6), P. 1359 - 1359
Published: March 10, 2025
Direct
lithium
extraction
(DLE)
of
brines
after
geothermal
power
production
offers
opportunities
to
produce
environmentally
benign
“green”
lithium;
however,
some
environmental
impact
is
inevitable.
We
examined
solid
waste
at
plants
in
southern
California
that
are
also
locations
for
planned
DLE
facilities.
Currently,
the
this
region
approximately
79,800
metric
tons
(wet
weight)
per
year
waste,
which
represents
about
28
GWh
net
electricity
or
500
mg
solids
kg
brine.
Approximately
15%
requires
management
as
hazardous
waste.
Solids
produced
during
represent
0.2%
total
dissolved
Lithium
will
require
removal
silica,
iron,
and
other
metals
part
process.
Using
a
mass
balance
approach,
we
calculate
precipitation
silica
could
up
an
additional
6800
Calcium
occurs
very
high
concentrations,
amount
disposed
landfills
be
dependent
on
calcium
removed
recovery.
Our
analysis
shows
evaluation
brine
chemistry
context
process
useful
evaluating
potential
impacts
producing
from
brines.
RSC Sustainability,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Jan. 1, 2024
The
life-cycle
carbon
emissions
of
Li-chemical
production
from
alternative
clays
and
low
Li-content
brines
in
the
United
States
lie
between
impacts
its
two
conventional
sources:
Salar
spodumene
ores.
