Proceedings of the National Academy of Sciences,
Journal Year:
2025,
Volume and Issue:
122(2)
Published: Jan. 7, 2025
Molecular
catalysts
with
a
single
metal
center
are
reported
to
reduce
CO
2
wide
range
of
valuable
single-carbon
products
like
CO,
HCOOH,
CH
3
OH,
etc.
However,
these
cannot
two
carbon
ethane
or
ethylene
and
the
ability
form
C–C
from
remains
mostly
limited
heterogeneous
material-based
catalysts.
We
report
set
simple
iron
porphyrins
pendant
thiol
group
can
catalyze
reduction
(C
H
6
)
O
as
proton
source
Faradaic
yield
>40%
rest
being
CO.
The
mechanism
involves
-derived
methyl
transfer
akin
proposal
forwarded
for
transferases
follow-up
bond
formation
thioether
thus
formed
Fe(II)–CH
species
generated
by
second
molecule
.
availability
“parking
space”
in
molecular
framework
first
reduced
C
1
product
allows
resulting
unique
case
where
component
natural
gas
be
direct
electrochemical
Chemical Society Reviews,
Journal Year:
2024,
Volume and Issue:
53(10), P. 5149 - 5189
Published: Jan. 1, 2024
This
review
summarizes
promising
strategies
including
the
design
of
catalysts
and
construction
coupled
electrocatalytic
reaction
systems,
aimed
at
achieving
selective
production
various
products
from
CO
2
electroreduction.
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
36(21)
Published: Feb. 7, 2024
Single-atom
nanozymes
(SAzymes)
showcase
not
only
uniformly
dispersed
active
sites
but
also
meticulously
engineered
coordination
structures.
These
intricate
architectures
bestow
upon
them
an
exceptional
catalytic
prowess,
thereby
captivating
numerous
minds
and
heralding
a
new
era
of
possibilities
in
the
biomedical
landscape.
Tuning
microstructure
SAzymes
on
atomic
scale
is
key
factor
designing
targeted
with
desirable
functions.
This
review
first
discusses
summarizes
three
strategies
for
their
impact
reactivity
biocatalysis.
The
effects
choices
carrier,
different
synthesis
methods,
modulation
first/second
shell,
type
number
metal
centers
enzyme-like
activity
are
unraveled.
Next,
attempt
made
to
summarize
biological
applications
tumor
therapy,
biosensing,
antimicrobial,
anti-inflammatory,
other
from
mechanisms.
Finally,
how
designed
regulated
further
realization
diverse
reviewed
prospected.
It
envisaged
that
comprehensive
presented
within
this
exegesis
will
furnish
novel
perspectives
profound
revelations
regarding
SAzymes.
Journal of the American Chemical Society,
Journal Year:
2024,
Volume and Issue:
146(23), P. 15917 - 15925
Published: May 28, 2024
Cu-based
catalysts
are
optimal
for
the
electroreduction
of
CO2
to
generate
hydrocarbon
products.
However,
controlling
product
distribution
remains
a
challenging
topic.
The
theoretical
investigations
have
revealed
that
coordination
number
(CN)
Cu
considerably
influences
adsorption
energy
*CO
intermediates,
thereby
affecting
reaction
pathway.
with
different
CNs
were
fabricated
by
reducing
CuO
precursors
via
cyclic
voltammetry
(Cyc-Cu),
potentiostatic
electrolysis
(Pot-Cu),
and
pulsed
(Pul-Cu),
respectively.
High-CN
predominantly
C2+
products,
while
low-CN
favors
CH4
production.
For
instance,
over
high-CN
Pot-Cu,
is
main
product,
Faradaic
efficiency
(FE)
reaching
82.5%
partial
current
density
(j)
514.3
mA
cm–2.
Conversely,
Pul(3)-Cu
production
CH4,
achieving
highest
FECH4
value
56.7%
jCH4
234.4
In
situ
X-ray
absorption
spectroscopy
Raman
studies
further
confirm
adsorptions
CN,
directing
pathway
CO2RR.
Energy & Environmental Science,
Journal Year:
2024,
Volume and Issue:
17(14), P. 4847 - 4870
Published: Jan. 1, 2024
Based
on
the
advancements
in
atomically
dispersed
multi-site
catalysts
for
FZABs,
this
review
discusses
design
methodologies
to
regulate
performance
of
bifunctional
oxygen
electrocatalysts
from
electronic
and
geometric
structures.
Angewandte Chemie International Edition,
Journal Year:
2024,
Volume and Issue:
63(50)
Published: Aug. 13, 2024
Abstract
Deeply
electrolytic
reduction
of
carbon
dioxide
(CO
2
)
to
high‐value
ethylene
(C
H
4
is
very
attractive.
However,
the
sluggish
kinetics
C−C
coupling
seriously
results
in
low
selectivity
CO
electroreduction
C
.
Herein,
we
report
a
copper‐based
polyhedron
(Cu2)
that
features
uniformly
distributed
and
atomically
precise
bi‐Cu
units,
which
can
stabilize
*OCCO
dipole
facilitate
for
high
selective
production.
The
faradaic
efficiency
(FE)
reaches
51
%
with
current
density
469.4
mA
cm
−2
,
much
superior
Cu
single
site
catalyst
(Cu
SAC)
(~0
%).
Moreover,
Cu2
has
higher
turnover
frequency
(TOF,
~520
h
−1
compared
nanoparticles
(~9.42
SAC
(~0.87
).
In
situ
characterizations
theoretical
calculations
revealed
unique
structural
configuration
could
optimize
moments
adsorbate
promote
generation
