Energy & Fuels,
Journal Year:
2022,
Volume and Issue:
36(16), P. 8948 - 8977
Published: July 27, 2022
Excessive
release
of
greenhouse
gas
carbon
dioxide
(CO2)
into
the
atmosphere
and
continuous
utilization
fossil
fuels
has
resulted
in
global
warming
energy
shortage.
Among
different
alternatives,
photocatalytic
conversion
CO2
to
hydrogen
production
is
a
promising
approach.
To
achieve
this
goal,
highly
efficient
low-cost
semiconductor
are
demanding
maximize
solar
renewable
fuels.
In
perspective,
metal
free
two-dimensional
(2D)
graphitic
nitride
(g-C3N4)
attracted
numerous
considerations
because
its
low
cost
higher
reduction
potential,
but
it
lower
efficiency.
Herein,
we
demonstrated
various
engineering
defect
strategies
g-C3N4
promote
efficiency
under
energy.
Initially,
an
overview
defects,
creation
vacancies
g-C3N4,
their
identification
discussed.
main
stream
defect,
such
as
carbon,
nitrogen,
oxygen
systematically
disclosed.
Subsequently,
role
sulfur
(S)
phosphorus
(P)
atoms
deliberated.
The
comparative
analysis,
enhancement,
finally
discussed
get
yields
productivities
utilization.
Advanced Functional Materials,
Journal Year:
2023,
Volume and Issue:
33(41)
Published: Aug. 13, 2023
Abstract
The
rational
design
of
Ti
3
C
2
T
x
MXene‐derived
TiO
‐based
photocatalysts
with
broad
light
absorption
and
efficient
charge
separation
has
recently
attracted
considerable
attention
for
antibiotic
degradation.
However,
the
complementary
effects
each
component,
especially
oxygen
vacancies
(OVs)
high
work
function
O‐terminated
(O‐Ti
),
in
affecting
photocatalytic
activity
remain
controversial.
In
this
study,
‐derived
/Ti
are
regulated
by
alkalization
controlled
KOH
solution
calcination
different
heating
atmospheres
to
reveal
contribution
OVs,
3+
,
carbon
species,
titanium
carbide.
Carbon
species
rich
OVs
co‐exist
/O‐Ti
(OV/C‐TT‐1K(N
))
which
exhibit
superior
performance
tetracycline
hydrochloride
degradation
a
kinetic
constant
0.0217
min
−1
.
Combined
experimental
DFT
computational
results,
broadened
visible
response
desirable
redox
properties
caused
dopants,
as
well
decreased
Schottky
barrier
height
enhanced
electronic
conductivity
O‐Ti
Journal of Materials Chemistry A,
Journal Year:
2022,
Volume and Issue:
10(26), P. 13651 - 13672
Published: Jan. 1, 2022
In
this
review,
the
synthesis
and
several
potential
applications
of
single-
few-layered
transition
metal
carbides
nitrides
(SFL-MXenes)
are
elaborated
to
facilitate
advancement
ultrathin
two-dimensional
materials.
ACS Catalysis,
Journal Year:
2022,
Volume and Issue:
12(9), P. 5605 - 5660
Published: April 26, 2022
As
a
group
of
large-surface-area
nonmetal
materials,
polymeric
carbon
nitride
(CxNy)
and
its
hybrid
structures
are
nowadays
ever-increasing
interest
for
use
in
energy
devices
involved
conversion
storage,
offering
low
expenses
facile
production
processes.
With
the
growing
requirement
clean
renewable
generation
storage
systems,
progress
replacement
expensive
noble-metal
catalysts
with
CxNy-based
materials
as
efficient
electrocatalysts
has
expanded
considerably,
demand
these
increased.
The
modified
CxNy
architectures
beneficial
to
electrocatalytic
applications,
improving
their
moderate
electrical
conductivities
capacity
loss.
present
review
strives
highlight
recent
advances
research
on
aforementioned
identities
CxNy-derived
structurally
polymorphs.
This
also
discusses
fuel
cells,
metal–air
batteries,
water
splitting
supercapacitor
applications.
Herein,
we
deal
oxidation
reduction
reactions
such
hydrogen
evolution,
oxygen
reduction,
CO2
nitrogen
etc.
Each
device
been
studied
clearer
understanding
patent
relevant
experiments
reviewed
separately.
Additionally,
role
some
general
redox
capable
being
exploited
any
is
included.
Advanced Energy Materials,
Journal Year:
2024,
Volume and Issue:
14(23)
Published: April 3, 2024
Abstract
Solar
energy
can
be
utilized
in
photocatalysis
technology
to
realize
light‐driven
hydrogen
peroxide
(H
2
O
)
production,
a
green
chemical
synthesis
route.
Designing
high‐performance
photocatalysts
is
critical
achieving
practical
solar
H
production.
During
the
past
decade,
significant
research
progress
made
photocatalytic
materials
for
Particularly
2D
materials‐based
stand
out
due
their
unique
physical
and
properties.
This
review
highlights
intricate
relationship
between
material
innovation
photochemical
It
starts
with
fundamental
principles
of
generation,
focusing
on
crucial
steps
such
as
photon
absorption,
carrier
dynamics,
surface
reactions,
challenges
that
solve
at
each
step.
Then,
various
production
are
introduced
detail.
Engineering
strategies
optimize
performance
discussed
afterward.
Finally,
future
opportunities
designing
outlined.
expected
inspire
engineering
conversion
other
chemicals.
