Catalysts,
Год журнала:
2022,
Номер
12(10), С. 1137 - 1137
Опубликована: Сен. 28, 2022
Photocatalysis
represents
a
promising
technology
that
might
alleviate
the
current
environmental
crisis.
One
of
most
representative
photocatalysts
is
graphitic
carbon
nitride
(g-C3N4)
due
to
its
stability,
cost-effectiveness,
facile
synthesis
procedure,
and
absorption
properties
in
visible
light.
Nevertheless,
pristine
g-C3N4
still
exhibits
low
photoactivity
rapid
recombination
photo-induced
electron-hole
(e−-h+)
pairs.
To
solve
this
drawback,
Z-scheme
based
on
are
superior
alternatives
since
these
systems
present
same
band
configuration
but
follow
different
charge
carrier
mechanism.
contextualize
topic,
main
drawbacks
using
as
photocatalyst
applications
mentioned
review.
Then,
basic
concepts
characterization
addressed
obtain
novel
with
suitable
photocatalytic
activity
(pollutant
abatement,
H2
production,
CO2
reduction).
Focusing
g-C3N4,
examples
referred
to,
analyzed,
commented
text.
conclude
review,
an
outlook
future
challenges
prospects
g-C3N4-based
addressed.
Journal of Materials Chemistry A,
Год журнала:
2021,
Номер
10(4), С. 1965 - 1975
Опубликована: Дек. 10, 2021
We
present
a
facile
method
for
the
rational
design
of
highly
exfoliated
two-dimensional
Ti
3
C
2
T
x
nanosheets
(T
=
O,
OH,
and
F)
doped
with
Cu
(Cu/Ti
)
electrochemical
CO
reduction
to
formic
acid
at
low
content
∼1
wt%.
Nanomaterials,
Год журнала:
2022,
Номер
12(16), С. 2825 - 2825
Опубликована: Авг. 17, 2022
Li-ion
batteries
(LIBs)
and
Na-ion
(SIBs)
are
deemed
green
efficient
electrochemical
energy
storage
generation
devices;
meanwhile,
acquiring
a
competent
anode
remains
serious
challenge.
Herein,
the
density-functional
theory
(DFT)
was
employed
to
investigate
performance
of
V
ACS Applied Materials & Interfaces,
Год журнала:
2022,
Номер
14(36), С. 40749 - 40760
Опубликована: Авг. 29, 2022
Rational
design
of
metal
single-site
embedded
porous
graphitic
carbon
nitride
(P-g-C3N4)
nanostructures
exploiting
maximum
atom
utilization
is
warranted
to
enhance
the
thermal
CO
oxidation
(COOx)
reaction.
Herein,
a
facile,
green,
one-pot,
and
template-free
approach
developed
fabricate
hierarchical
P-g-C3N4-crumpled
ultrathin
nanosheets
atomically
doped
with
copper
single
atoms
(Cu-P-g-C3N4).
Mechanistically,
quick
protonation
melamine
pyridine
under
acidic
conditions
induces
deamination
form
melem,
which
polycondensed
heating.
The
interconnected
pores,
high
surface
area
(240
m2g-1),
maximized
exposed
isolated
Cu
atomic
active
sites
(1.8
wt
%)
coordinated
nitrogen
P-g-C3N4
are
salient
features
Cu-
that
endowed
complete
conversion
CO2
at
184
°C.
In
contrast,
only
converted
3.8%
even
350
°C,
implying
electronic
effect
atoms.
abundant
Cu-nitrogen
moieties
can
drastically
weaken
binding
affinity
CO-oxidation
intermediates
products,
thus
accelerating
reaction
kinetics
low
temperature.
This
study
may
promote
fabrication
various
for
CO.
Nanoscale,
Год журнала:
2022,
Номер
14(30), С. 10717 - 10737
Опубликована: Янв. 1, 2022
This
review
emphasizes
the
rational
synthesis
of
porous
spinel-type
transition
metal
oxide
nanostructures
for
electrocatalytic
oxygen
reduction
reactions
in
various
electrolytes.
Catalysts,
Год журнала:
2022,
Номер
12(10), С. 1137 - 1137
Опубликована: Сен. 28, 2022
Photocatalysis
represents
a
promising
technology
that
might
alleviate
the
current
environmental
crisis.
One
of
most
representative
photocatalysts
is
graphitic
carbon
nitride
(g-C3N4)
due
to
its
stability,
cost-effectiveness,
facile
synthesis
procedure,
and
absorption
properties
in
visible
light.
Nevertheless,
pristine
g-C3N4
still
exhibits
low
photoactivity
rapid
recombination
photo-induced
electron-hole
(e−-h+)
pairs.
To
solve
this
drawback,
Z-scheme
based
on
are
superior
alternatives
since
these
systems
present
same
band
configuration
but
follow
different
charge
carrier
mechanism.
contextualize
topic,
main
drawbacks
using
as
photocatalyst
applications
mentioned
review.
Then,
basic
concepts
characterization
addressed
obtain
novel
with
suitable
photocatalytic
activity
(pollutant
abatement,
H2
production,
CO2
reduction).
Focusing
g-C3N4,
examples
referred
to,
analyzed,
commented
text.
conclude
review,
an
outlook
future
challenges
prospects
g-C3N4-based
addressed.
