Chemistry - Methods,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 3, 2025
Abstract
The
quest
toward
the
development
of
new,
more
eco‐friendly
removal/recycling/recovery
methods
for
a
range
valuable
elements
is
intense
nowadays.
In
this
Review
we
present
and
discuss
in
critical
way
best
available
physicochemical
processes
versus
modern
electrochemical
approaches
metal
recovery
which
form
part
spent
catalysts
or
other
sources
such
as
wastewater,
mining
waste
batteries.
These
techniques
include
coagulation/flocculation,
precipitation,
electrocoagulation/electroflotation,
membrane
electrolysis,
electrodeposition/electrowinning
gas‐diffusion
electrocrystallization
(GDEx).
Several
key
performance
indicators
(KPIs)
are
utilized
to
facilitate
analysis
different
methods.
Such
have
do,
example,
with
efficiency,
cost,
complexity,
environmental
friendliness
used.
some
cases,
recovered
metals
can
be
further
used
specific
applications,
including
fabrication
electrocatalysts
reactions
interest.
When
possible,
novel
electrified
technologies
benchmarked
state‐of‐the
art
approaches.
This
manuscript
helps
summarize
all
types
comparative
manner.
targeted
cannot
by
any
explored,
its
removal
also
considered
satisfactory
extent,
especially
if
element
under
discussion
poses
risk
toxicity
environment
human
health.
Recovery
sometimes
combined
an
optimum
effect,
exploiting
advantages
each
approach
mitigating
their
drawbacks.
Our
review
provides
examples
‘removal‐only’
possibilities
studied
methods,
though
primary
focus
aiming
reuse
possible
scenarios.
Catalysts,
Год журнала:
2023,
Номер
13(5), С. 888 - 888
Опубликована: Май 15, 2023
The
use
of
algae-based
green
synthesis
metal
oxide
nanoparticles
(MONPs)
for
bioremediation
is
an
environmentally
friendly
and
cost-effective
alternative
to
conventional
approaches.
Algal-mediated
offers
several
benefits
over
other
biogenic
processes,
such
as
plants,
bacteria,
fungi,
including
ease
synthesis,
scalability,
rapid
synthesis.
Algae
are
readily
available
in
nature,
nontoxic,
can
produce
various
types
nanoparticles.
This
approach
could
significantly
accelerate
the
development
novel
algae-nanomaterials
with
improved
properties
performance,
leading
more
efficient
pollutants
from
water
solutions,
seawater,
industrial
effluent.
review
focuses
on
fabrication
based
aquatic
plants
(microalgae
seaweeds)
due
their
many
advantages
attractive
applications
pollutant
remediation
aqueous
solutions.
Additionally,
photocatalysis
highlighted
a
promising
tool
effluents
its
efficacy,
use,
quick
oxidation,
cost-effectiveness,
reduced
harmful
byproducts.
Chemical Engineering Journal Advances,
Год журнала:
2023,
Номер
15, С. 100503 - 100503
Опубликована: Май 5, 2023
Understanding
electrochemical
sub-processes
occurring
at
solid
oxide
cells
(SOCs)
components,
mainly
air
electrodes,
is
of
high
importance
since
they
play
a
key
role
in
improving
the
performance
SOC
devices
and
their
durability.
Among
various
analysis
methods,
impedance
spectroscopy
(EIS)
most
used
one
studies.
However,
analyzing
interpreting
EIS
data
have
always
been
considered
as
challenge
given
fact
that
information
provided
by
common
approach
complex
non-linear
least
square
(CNLS)
method
limited.
Viewed
this
sight,
distribution
relaxation
time
(DRT)
has
gained
considerable
attention
recent
years
potential
to
analyze
measurement
results.
This
study
aims
reviewing
publications
DRT
deconvolute
pathing
way
use
methodology
incorporate
its
Studies
are
focused
on
six
categories
commonly
namely
LSCF-based,
LSM-based,
lanthanide
nickelates-based,
BSCF-based,
double
perovskite-based
less-common-used
ones.
Polymers,
Год журнала:
2022,
Номер
14(14), С. 2856 - 2856
Опубликована: Июль 13, 2022
Even
though
there
are
many
photocurable
compositions
that
cured
by
cationic
photopolymerization
mechanisms,
UV
curing
generally
consists
of
the
formation
cross-linking
covalent
bonds
between
a
resin
and
monomers
via
photoinitiated
free
radical
polymerization
reaction,
obtaining
three-dimensional
polymer
network.
One
its
applications
is
in
refinish
coatings
market,
where
putties,
primers
clear
coats
can
be
faster
more
efficiently
than
with
traditional
curing.
All
these
products
contain
same
essential
components,
which
resin,
photoinitiators,
latter
being
source
radicals.
They
may
also
include
additives
used
to
achieve
certain
consistency,
but
always
taking
into
account
avoidance
damage
curing—for
example,
removing
light
from
innermost
layers.
Surface
has
challenges
since
it
easily
inhibited
oxygen,
although
this
solved
adding
scavengers
such
as
amines
or
thiols,
able
react
otherwise
inactive
peroxy
radicals
continue
propagation
reaction.
In
review
article,
we
cover
broad
analysis
organic
point
view
industrial
line
research,
wide
current
future
range
uses.
Nanomaterials,
Год журнала:
2022,
Номер
12(21), С. 3866 - 3866
Опубликована: Ноя. 2, 2022
A
new
nano-silica/chitosan
(SiO2/CS)
sorbent
was
created
using
a
wet
process
to
eliminate
uranium(VI)
from
its
solution.
Measurements
BET,
XRD,
EDX,
SEM,
and
FTIR
were
utilized
analyze
the
production
of
SiO2/CS.
The
adsorption
progressions
carried
out
by
pH,
SiO2/CS
dose,
temperature,
sorbing
time,
U(VI)
concentration
measurements.
optimal
condition
for
sorption
(165
mg/g)
found
be
pH
3.5,
60
mg
SiO2/CS,
50
min
200
mg/L
U(VI).
Both
second-order
kinetics
Langmuir
model
observed
obeyed
ability
eradicate
Thermodynamically,
strategy
spontaneous
reaction
exothermic.
According
findings,
had
potential
serve
as
an
effectual
displacement.
