Journal of Sustainable Metallurgy,
Journal Year:
2023,
Volume and Issue:
9(2), P. 423 - 438
Published: April 17, 2023
The
past
10–20
years
have
seen
numerous
academic
papers
describing
the
benefits
of
ionic
liquids
(ILs)
and
deep-eutectic
solvents
(DESs)
for
leaching,
solvent
extraction
electrowinning.
scientific
community—including
authors
this
opinion
article—have
frequently
proclaimed
these
neoteric
as
game-changers
in
extractive
metallurgy.
Despite
this,
there
been
no
commercial
breakthroughs.
In
paper
we
reflect
on
reasons
why
ILs
DESs
seem
to
failed
impact
metallurgical
industry.
These
include:
(1)
issues
with
high
viscosity;
(2)
limited
chemical
stability
under
conditions
processes;
(3)
difficulties
recycling
reuse;
(4)
a
lack
demonstrated
unit
processes
flowsheets
pilot
scale;
(5)
insufficient
material-property
data
available
engineering
purposes;
(6)
administrative
burden
obtaining
licenses
safety
permits;
(7)
very
costs
large-scale
operations;
(8)
minimal
added
value
compared
state-of-the-art
hydrometallurgical
processes.
Our
belief
is
that
innovations
hydrometallurgy
based
or
are
unlikely.
Instead,
should
be
aiming
deeper
understanding
at
molecular
level.
This
because
advances
more
likely
derive
from
refocused
efforts
experienced
IL/DES
researchers
investigating
speciation
thermodynamics
solutions,
which
will
then
hasten
transition
linear
low-energy-input,
circular
hydrometallurgy.
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
36(23)
Published: Feb. 27, 2024
Ionic
liquids
and
their
various
analogues
are
without
doubt
the
scientific
sensation
of
last
few
decades,
paving
way
to
a
more
sustainable
society.
Their
versatile
suite
properties,
originating
from
an
almost
inconceivably
large
number
possible
cation
anion
combinations,
allows
tuning
structure
serve
desired
purpose.
hence
offer
myriad
useful
applications
solvents
catalysts,
through
lubricants,
gas
absorbers,
azeotrope
breakers.
The
purpose
this
review
is
explore
unexpected
these
applications,
particularly
in
energy
space.
It
guides
reader
application
ionic
as
i)
phase
change
materials
for
thermal
storage,
ii)
organic
plastic
crystals,
which
have
been
studied
battery
electrolytes
separation,
iii)
key
components
nitrogen
reduction
reaction
ammonia
generation,
iv)
aluminum-ion
batteries,
v)
other
emerging
technologies.
concluded
that
there
tremendous
scope
further
optimizing
liquid
its
task,
subject
sustainability
imperatives
line
with
current
global
priorities,
assisted
by
artificial
intelligence.
ACS Omega,
Journal Year:
2022,
Volume and Issue:
7(51), P. 47449 - 47461
Published: Dec. 13, 2022
An
outline
of
the
advantages,
in
terms
sustainability,
Deep
Eutectic
Solvents
(DESs)
is
provided,
by
analyzing
some
most
popular
DESs,
obtained
combination
choline
chloride,
as
a
hydrogen
bond
acceptor,
and
six
donors.
The
analysis
articulated
into
four
main
issues
related
to
which
are
recurrently
mentioned
literature,
but
often
taken
for
granted
without
any
further
critical
elaboration,
prominent
green
features
DESs:
their
low
toxicity,
good
biodegradability,
renewable
sourcing,
cost.
This
contribution
intended
provide
more
tangible,
evidence-based
evaluation
actual
credentials
considered
reinforce
or
question
supposed
also
mutual
comparison
with
one
another.
Nanomaterials,
Journal Year:
2023,
Volume and Issue:
13(7), P. 1164 - 1164
Published: March 24, 2023
The
first
report
of
deep
eutectic
solvents
(DESs)
was
released
in
2003
and
identified
as
a
new
member
ionic
liquid
(IL),
involving
innovative
chemical
physical
characteristics.
Using
green
solvent
technology
concerning
economical,
practical,
environmental
aspects,
DESs
open
the
window
for
sustainable
development
nanomaterial
fabrication.
assist
different
fabrication
processes
design
nanostructures
with
specific
morphology
properties
by
tunable
reaction
conditions.
synthesis
reactions
can
reduce
required
high
temperature
pressure
conditions
decreasing
energy
consumption
risk
contamination.
This
review
paper
provides
recent
applications
advances
strategy
nanomaterials.
application
wet-chemical
processes,
nanosize
reticular
material
fabrication,
electrodeposition/electrochemical
nanostructures,
electroless
deposition,
based
nano-catalytic
nanofluidic
systems
are
discussed
highlighted
this
review.
Chemical Reviews,
Journal Year:
2023,
Volume and Issue:
124(2), P. 248 - 317
Published: Dec. 18, 2023
The
unique
physicochemical
properties,
flexible
structural
tunability,
and
giant
chemical
space
of
ionic
liquids
(ILs)
provide
them
a
great
opportunity
to
match
different
target
properties
work
as
advanced
process
media.
crux
the
matter
is
how
efficiently
reliably
tailor
suitable
ILs
toward
specific
application.
In
this
regard,
computer-aided
molecular
design
(CAMD)
approach
has
been
widely
adapted
cover
family
high-profile
chemicals,
that
is,
perform
IL
(CAILD).
This
review
discusses
past
developments
have
contributed
state-of-the-art
CAILD
provides
perspective
about
future
works
could
pursue
acceleration
practical
application
ILs.
broad
context
CAILD,
key
aspects
related
forward
structure–property
modeling
reverse
are
overviewed.
For
former
task,
diverse
representations,
algorithms,
well
representative
models
on
physical
thermodynamic
among
others
introduced.
latter
formulating
scenarios
summarized.
Beyond
substantial
progress
made,
some
perspectives
move
step
finally
provided.
