Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Июнь 23, 2024
Abstract
Borocarbonitride
(BCN)
materials
have
shown
significant
potential
as
photocatalysts
for
hydrogen
production.
However,
traditional
bulk
BCN
exhibits
only
moderate
photocatalytic
activity.
In
this
study,
we
introduce
an
environmentally
conscious
and
sustainable
strategy
utilizing
biomass-derived
carbon
sources
to
synthesize
nanosheets.
The
evolution
efficiency
of
BCN-A
nanosheets
(110
μmol
h
−1
g
)
exceeds
that
(12
by
9.1
times,
mainly
due
the
increased
surface
area
(205
m
2
presence
numerous
active
sites
with
enhanced
charge
separation
capabilities.
Notably,
offer
key
advantages
such
sustainability,
cost-effectiveness,
reduced
footprint
during
These
findings
highlight
biomass-based
nanomaterials
facilitate
a
greener
more
efficient
route
energy,
contributing
global
transition
towards
renewable
energy
solutions.
Engineering Science & Technology Journal,
Год журнала:
2024,
Номер
5(6), С. 2065 - 2081
Опубликована: Июнь 25, 2024
The
integration
of
renewable
energy
sources
with
fuel
synthesis
represents
a
transformative
approach
to
addressing
the
twin
challenges
sustainability
and
climate
change.
This
review
presents
conceptual
framework
for
coupling
technologies,
such
as
solar,
wind,
biomass,
processes
produce
sustainable,
zero-carbon
fuels.
emphasizes
use
electricity
water
splitting
carbon
dioxide
reduction,
key
steps
in
synthesizing
hydrogen
other
synthetic
highlights
importance
advanced
catalysts
enhancing
efficiency
selectivity
these
chemical
reactions.
Innovations
nanostructured
catalysts,
hybrid
materials,
biomimetic
approaches
are
discussed
their
potential
significantly
improve
performance
durability
catalytic
processes.
Additionally,
underscores
role
characterization
techniques
computational
modeling
understanding
optimizing
catalyst
behavior.
necessitates
technical
associated
scaling
up
production
from
laboratory
industrial
levels.
These
include
ensuring
stability
longevity
under
operational
conditions,
managing
intermittency
sources,
developing
robust
systems
capturing
utilizing
dioxide.
Furthermore,
economic
viability
integrated
is
critical,
requiring
cost-effective
solutions
that
leverage
earth-abundant
materials
optimize
overall
efficiency.
environmental
benefits
integrating
substantial,
offering
pathway
reduce
emissions
reliance
on
fossil
fuels
using
can
lead
closed
cycle,
thereby
mitigating
impact
change
contributing
sustainable
future.
Future
directions
this
field
involve
interdisciplinary
research
further
enhance
performance,
develop
new
refine
process
strategies.
A
roadmap
future
development
includes
prioritizing
areas
improved
design,
efficient
CO2
capture
electrochemical
photochemical
systems.
abstract
concludes
by
underscoring
energy-fuel
integration,
envisioning
where
practices
become
cornerstone
global
Keywords:
Integrating,
Renewable
Energy,
Fuel
Synthesis,
Directions,
Framework.
Gels,
Год журнала:
2023,
Номер
9(12), С. 976 - 976
Опубликована: Дек. 13, 2023
This
review
provides
a
detailed
exploration
of
titanium
dioxide
(TiO2)
photocatalysts,
emphasizing
structural
phases,
heterophase
junctions,
and
their
impact
on
efficiency.
Key
points
include
diverse
synthesis
methods,
with
focus
the
sol-gel
route
variants
like
low-temperature
hydrothermal
(LTHT).
The
delves
into
influence
acid-base
donors
gelation,
dissects
crucial
drying
techniques
for
TiO2
aerogel
or
xerogel
catalysts,
meticulously
examines
mechanisms
underlying
photocatalytic
activity.
It
highlights
role
physicochemical
properties
in
charge
diffusion,
carrier
recombination,
scavengers
photo-oxidation/reduction.
Additionally,
doping
heterostructures
potential
enhancing
efficiency
are
briefly
discussed,
all
within
context
environmental
applications.
Materials,
Год журнала:
2024,
Номер
17(9), С. 2119 - 2119
Опубликована: Апрель 30, 2024
Photocatalysis
is
a
fascinating
process
in
which
photocatalyst
plays
pivotal
role
driving
chemical
reaction
when
exposed
to
light.
Its
capacity
harness
light
energy
triggers
cascade
of
reactions
that
lead
the
formation
intermediate
compounds,
culminating
desired
final
product(s).
The
essence
this
interaction
between
photocatalyst’s
excited
state
and
its
specific
interactions
with
reactants,
resulting
creation
intermediates.
process’s
appeal
further
enhanced
by
cyclic
nature—the
rejuvenated
after
each
cycle,
ensuring
ongoing
sustainable
catalytic
action.
Nevertheless,
comprehending
photocatalytic
through
modeling
photoactive
materials
molecular
devices
demands
advanced
computational
techniques
founded
on
effective
quantum
chemistry
methods,
multiscale
modeling,
machine
learning.
This
review
analyzes
contemporary
theoretical
spanning
range
lengths
accuracy
scales,
assesses
strengths
limitations
these
methods.
It
also
explores
future
challenges
complex
nano-photocatalysts,
underscoring
necessity
integrating
various
methods
hierarchically
optimize
resource
distribution
across
different
scales.
Additionally,
discussion
includes
chemistry,
crucial
element
understanding
photocatalysis.
Materials,
Год журнала:
2024,
Номер
17(10), С. 2367 - 2367
Опубликована: Май 15, 2024
This
research
successfully
synthesized
SnO2@ZnIn2S4
composites
for
photocatalytic
tap
water
splitting
using
a
rapid
two-step
microwave-assisted
synthesis
method.
study
investigated
the
impact
of
incorporating
fixed
quantity
SnO2
nanoparticles
and
combining
them
with
various
materials
to
form
composites,
aiming
enhance
hydrogen
production.
Additionally,
different
weights
were
added
ZnIn2S4
reaction
precursor
prepare
Notably,
efficiency
is
substantially
higher
than
that
pure
nanosheets:
17.9-fold
6.3-fold,
respectively.
The
enhancement
credited
successful
use
visible
light
facilitation
electron
transfer
across
heterojunction,
leading
efficient
dissociation
electron-hole
pairs.
evaluations
recyclability
demonstrated
remarkable
longevity
maintaining
high
levels
production
over
eight
cycles
without
significant
loss,
indicating
their
impressive
durability.
investigation
presents
promising
strategy
crafting
producing
environmentally
sustainable
prospective
implementations
in
generation.
ACS symposium series,
Год журнала:
2024,
Номер
unknown, С. 1 - 24
Опубликована: Май 15, 2024
Hydrogen
production
from
water
sources
using
sunlight
energy
and
catalysts
has
recently
been
found
to
be
an
ideal
future
fuel.
Renewable
biomass
degradation
splitting
into
molecular
hydrogen
is
a
practical,
sustainable,
economical,
promising,
environmentally-friendly
technology.
The
photocatalysis
(H2)
process
targets
the
intensification
of
solar
for
electrolysis,
yielding
oxygen/hydrogen
(O2/H2).
Integration
catalysis
studied
scale
up
by
optimization
reactor
design
parameter,
material,
or
operational
parameter.
This
chapter
mainly
discusses
basic
principle
green
techniques
examining
its
features.
precise
scale-up
with
photochemical
technological
developments
their
limitations
are
discussed.
Various
photobioreactors
designed
scalable
have
summarized.
Critical
challenges,
prospects,
requirements
producing
H2
also
highlighted.
