Chemical Society Reviews,
Journal Year:
2020,
Volume and Issue:
50(2), P. 1354 - 1390
Published: Dec. 10, 2020
This
review
comprehensively
summarizes
the
progress
on
structural
and
electronic
modulation
of
transition
metal
nitrides
for
electrochemical
energy
applications.
Chemical Reviews,
Journal Year:
2020,
Volume and Issue:
120(21), P. 12217 - 12314
Published: Nov. 2, 2020
Electrocatalysts
with
single
metal
atoms
as
active
sites
have
received
increasing
attention
owing
to
their
high
atomic
utilization
efficiency
and
exotic
catalytic
activity
selectivity.
This
review
aims
provide
a
comprehensive
summary
on
the
recent
development
of
such
single-atom
electrocatalysts
(SAECs)
for
various
energy-conversion
reactions.
The
discussion
starts
an
introduction
different
types
SAECs,
followed
by
overview
synthetic
methodologies
control
dispersion
atomically
resolved
characterization
using
state-of-the-art
microscopic
spectroscopic
techniques.
In
recognition
extensive
applications
electrocatalytic
studies
are
dissected
in
terms
important
electrochemical
reactions,
including
hydrogen
evolution
reaction
(HER),
oxygen
(OER),
reduction
(ORR),
carbon
dioxide
(CO2RR),
nitrogen
(NRR).
Examples
SAECs
deliberated
each
case
performance,
structure-property
relationships,
enhancement
mechanisms.
A
perspective
is
provided
at
end
section
about
remaining
challenges
opportunities
targeted
reaction.
Angewandte Chemie International Edition,
Journal Year:
2021,
Volume and Issue:
60(38), P. 20627 - 20648
Published: April 17, 2021
Abstract
The
electrochemical
carbon
dioxide
reduction
reaction
(CO
2
RR)
provides
an
attractive
approach
to
convert
renewable
electricity
into
fuels
and
feedstocks
in
the
form
of
chemical
bonds.
Among
different
CO
RR
pathways,
conversion
is
considered
one
most
promising
candidate
reactions
because
its
high
technological
economic
feasibility.
Integrating
catalyst
electrolyte
design
with
understanding
catalytic
mechanism
will
yield
scientific
insights
promote
this
technology
towards
industrial
implementation.
Herein,
we
give
overview
recent
advances
challenges
for
selective
CO.
Multidimensional
engineering
are
also
summarized.
Furthermore,
studies
on
large‐scale
production
highlighted
facilitate
industrialization
.
To
conclude,
remaining
future
directions
application
generate
highlighted.
Journal of the American Chemical Society,
Journal Year:
2020,
Volume and Issue:
142(13), P. 6400 - 6408
Published: March 16, 2020
Selective
and
efficient
catalytic
conversion
of
carbon
dioxide
(CO2)
into
value-added
fuels
feedstocks
provides
an
ideal
avenue
to
high-density
renewable
energy
storage.
An
impediment
enabling
deep
CO2
reduction
oxygenates
hydrocarbons
(e.g.,
C2+
compounds)
is
the
difficulty
coupling
carbon-carbon
bonds
efficiently.
Copper
in
+1
oxidation
state
has
been
thought
be
active
for
catalyzing
formation,
whereas
it
prone
being
reduced
Cu0
at
cathodic
potentials.
Here
we
report
that
catalysts
with
nanocavities
can
confine
intermediates
formed
situ,
which
turn
covers
local
catalyst
surface
thereby
stabilizes
Cu+
species.
Experimental
measurements
on
multihollow
cuprous
oxide
exhibit
a
Faradaic
efficiency
75.2
±
2.7%
partial
current
density
267
13
mA
cm-2
large
C2+-to-C1
ratio
∼7.2.
Operando
Raman
spectra,
conjunction
X-ray
absorption
studies,
confirm
species
as-designed
are
well
retained
during
reduction,
leads
marked
selectivity
rate.
Chemical Reviews,
Journal Year:
2020,
Volume and Issue:
121(2), P. 649 - 735
Published: July 15, 2020
The
successful
synthesis
of
noble-metal
nanocrystals
with
controlled
shapes
offers
many
opportunities
to
not
only
maneuver
their
physicochemical
properties
but
also
optimize
figures
merit
in
a
wide
variety
applications.
In
particular,
heterogeneous
catalysis
and
surface
science
have
benefited
enormously
from
the
availability
this
new
class
nanomaterials
as
atomic
structure
presented
on
nanocrystal
is
ultimately
determined
by
its
geometric
shape.
immediate
advantages
may
include
significant
enhancement
catalytic
activity
and/or
selectivity
substantial
reduction
materials
cost
while
providing
well-defined
model
system
for
mechanistic
study.
With
focus
monometallic
system,
review
article
provides
comprehensive
account
recent
progress
development
shapes,
addition
remarkable
performance
large
number
electrocatalytic
reactions.
We
hope
that
impetus
roadmap
next-generation
catalysts
vital
broad
range
industrial
Angewandte Chemie International Edition,
Journal Year:
2021,
Volume and Issue:
60(36), P. 19572 - 19590
Published: Feb. 19, 2021
Abstract
Compared
to
modern
fossil‐fuel‐based
refineries,
the
emerging
electrocatalytic
refinery
(e‐refinery)
is
a
more
sustainable
and
environmentally
benign
strategy
convert
renewable
feedstocks
energy
sources
into
transportable
fuels
value‐added
chemicals.
A
crucial
step
in
conducting
e‐refinery
processes
development
of
appropriate
reactions
optimal
electrocatalysts
for
efficient
cleavage
formation
chemical
bonds.
However,
compared
well‐studied
primary
(e.g.,
O
2
reduction,
water
splitting),
mechanistic
aspects
materials
design
complex
are
yet
be
settled.
To
address
this
challenge,
herein,
we
first
present
fundamentals
heterogeneous
electrocatalysis
some
reactions,
then
implement
these
establish
framework
by
coupling
situ
generated
intermediates
(integrated
reactions)
or
products
(tandem
reactions).
We
also
set
principles
strategies
efficiently
manipulate
reaction
pathways.
