Chemistry - An Asian Journal,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 21, 2025
Abstract
The
ever‐increasing
concentration
of
atmospheric
CO
2
,
primarily
driven
by
anthropogenic
activities,
has
raised
urgent
environmental
concerns,
spurring
the
development
carbon
capture
and
utilization
(CCU)
technologies.
This
review
focuses
on
integrated
electrochemical
conversion
(ICECC),
a
promising
approach
that
combines
with
its
direct
electroreduction
into
value‐added
products.
By
eliminating
energy‐intensive
steps
such
as
release,
compression,
transportation,
ICECC
offers
more
energy‐efficient
cost‐effective
alternative
to
conventional
CCU
methods.
In
this
review,
particular
attention
is
given
molecular
electrocatalysts,
which
offer
high
tunability
selectivity
in
reduction
reaction
(eCO
RR).
role
capturing
agents,
including
both
external
dual‐functional
systems,
critically
examined
understand
their
influence
binding
catalytic
efficiency.
Whereas
significant
potential,
research
area
remains
underexplored
compared
discusses
mechanistic
insights
processes,
highlighting
key
challenges
potential
future
directions
for
improving
catalyst
design,
enhancing
efficiency,
scaling
up
These
developments
can
make
critical
component
achieving
neutrality
addressing
climate
change.
ACS Catalysis,
Journal Year:
2024,
Volume and Issue:
14(14), P. 10939 - 10950
Published: July 5, 2024
The
design
and
synthesis
of
highly
efficient
selective
catalysts
for
CO2
thermal
reduction
remain
a
challenging
issue
modern
catalysis.
Molybdenum
carbide
has
attracted
great
interest
in
CO2-to-CO
conversion
(Reverse
Water
Gas
Shift
process,
RWGS)
because
its
ability
to
dissociate
H2.
However,
single
dominant
Mo-
or
C-terminated
facets
molybdenum
are
unlikely
activate
H2
molecules
simultaneously.
Herein,
we
demonstrate
how
structural
diversity
cogenerated
species
(i.e.,
Mon
nanoclusters
Mo2C
nanoparticles)
on
the
surface
an
oxygen-enriched
C-carrier
boosts
synergistically
chemoselective
RWGS
process
with
rates
up
581
μmolCO2·gMo–1·s–1
CO
selectivity
>
99%
already
at
400
°C
under
H2-rich
environment.
This
catalytic
outcome
ranks
among
highest
reported
so
far
carbide-
noble
metal-based
it
is
1.8
times
higher
than
that
measured
Mo2C-based
nanoparticles.
enhanced
reactivity
structurally
mixed
catalyst
been
ascribed
synergistic
modulation
geometrical
electronic
structure
different
Mo
sites
reduces
temperature
which
production
starts
facilitates
desorption
pathway.
Experimental
silico
studies
have
also
unveiled
existence
linear
correlation
between
percentage
high-valence
metal
active-phase
composition
(Moδ+
%)
increase
rate.
Current Opinion in Green and Sustainable Chemistry,
Journal Year:
2024,
Volume and Issue:
47, P. 100918 - 100918
Published: March 29, 2024
This
perspective
analyses
last
year's
trends
in
green
synthesis
and
sustainable
processing
routes
from
the
viewpoint
of
leading
emerging
industrial
directions
needs.
After
briefly
introducing
future
scenario,
aspects
discussed
regard
carbon
neutrality
defossilization
chemical
industry,
electrification
processes
introduction
low-carbon
H2
routes.
Some
elements
artificial
leaf
solar-to-X
technologies,
as
well
e-chemistry,
are
also
discussed.
Trends,
opportunities,
personal
concerns
regarding
some
presented.
The
aim
is
to
give
clues
analyse
this
complex
topic
rather
than
offer
a
state-of-the-art
in-depth
discussion
presented
examples.
ACS Catalysis,
Journal Year:
2025,
Volume and Issue:
unknown, P. 3475 - 3486
Published: Feb. 12, 2025
The
high-temperature
reverse
water–gas
shift
(RWGS)
is
an
industrially
relevant
reaction.
Cu-based
catalysts
easily
sinter
and
deactivate
under
these
conditions.
We
demonstrate
that
it
possible
to
obtain
high-performance
stable
by
modifying
the
mechanism
of
action.
Cu/CeOx-MgO
(denoted
as
Cu/CexMgy)
were
developed
in
which
Cu
nanoparticles
mostly
generate
spillover
H
migrates
support
sites
where
CO2
selectively
reduced,
with
rate
controlled
oxide–oxide
CeOx-MgO
interface.
An
optimal
Cu/Ce0.05Mg0.95
catalyst
(in
terms
performance
at
lowest
Ce
amount)
exhibits
a
near-equilibrium
conversion
reaction
516.0
μmol·gcat–1·s–1,
near-total
selectivity
CO
600
°C,
high
space-velocity
300,000
mL·gcat–1·h–1.
These
are
among
top
performances
RWGS
Extensive
characterization
data
have
proven
surface-abundant
Ce-[Ov]-Mg
play
critical
role
adsorption/activation
well
carrier
for
hydrogen
species.
substantially
different
from
those
indicated
hydrogenation.
By
decoupling
activation
realizing
efficient
surface
mobility
H-spillover
species
via
enhanced
interface,
maintain
overall
stability
activity
when
temperature
(i.e.,
≥600
°C).
