Exploring the power of light for methane conversion: Mechanism, advance, and prospective
Next Energy,
Год журнала:
2025,
Номер
8, С. 100274 - 100274
Опубликована: Апрель 12, 2025
Язык: Английский
Highly selectivity of methanol production from methane oxidation over Pt-modified TiO2 photocatalyst
Materials Today Communications,
Год журнала:
2024,
Номер
40, С. 110187 - 110187
Опубликована: Авг. 1, 2024
Язык: Английский
Liquid-Phase Selective Oxidation of Methane to Methane Oxygenates
Catalysts,
Год журнала:
2024,
Номер
14(3), С. 167 - 167
Опубликована: Фев. 24, 2024
Methane
is
an
abundant
and
relatively
clean
fossil
fuel
resource;
therefore,
its
utilization
as
a
chemical
feedstock
has
major
impact
on
the
industry.
However,
inert
nature
makes
direct
conversion
into
value-added
products
difficult
under
mild
conditions.
Compared
to
gas-phase
selective
oxidation
of
methane,
there
have
been
several
recent
advances
in
liquid-phase
methane.
This
review
categorizes
reports
methane
according
solvent
oxidant
used.
The
advantages
disadvantages
each
approach
are
discussed.
High
yields
methyl
bisulfate
methanol
precursor
can
be
achieved
using
SO3
sulfuric
acid;
however,
more
attention
should
paid
separation
process
overall
economic
analysis.
aqueous-phase
with
situ
generated
H2O2
quite
promising
from
environmental
point
view,
provided
that
economical
reducing
agent
Based
current
state-of-the-art
this
topic,
directions
for
future
research
proposed.
Язык: Английский
Polydopamine‐Mediated Contact‐Electro‐Catalysis for Efficient Partial Oxidation of Methane
Angewandte Chemie International Edition,
Год журнала:
2024,
Номер
64(1)
Опубликована: Окт. 17, 2024
The
direct
conversion
and
efficient
utilization
of
methane
pose
a
critical
scientific
challenge.
Indirect
activation
via
reactive
oxygen
species
(ROS)
offers
high
probability
contact
with
efficiency
under
mild
conditions.
However,
reported
product
yields
are
suboptimal
due
to
challenges
in
activating
facilitating
mass
transfer
suspension
systems.
We
propose
the
use
contact-electro-catalysis
(CEC),
employing
polydopamine
(PDA)
as
catalyst
that
undergoes
electron
ultrasound,
generating
ROS
drives
partial
oxidation
(POM).
Corresponding
experimental
results
indicate
CH
Язык: Английский
Unveiling the Relationship Between Graphene Formation and Carbonaceous Species (C, C2 and C2H2) via CH4 Cracking in Ar/CH4/H2 Microwave Plasma: A Global Model Investigation
Zi‐Jing Chiah,
Elton Song‐Zhe Mah,
Anis Zafirah Mohd Ismail
и другие.
Results in Engineering,
Год журнала:
2025,
Номер
unknown, С. 105365 - 105365
Опубликована: Май 1, 2025
Язык: Английский
Photothermal catalytic methane oxidation to methanol on Cu/Ti-ZSM-5
Fuel,
Год журнала:
2024,
Номер
376, С. 132720 - 132720
Опубликована: Авг. 8, 2024
Язык: Английский
Polydopamine‐Mediated Contact‐Electro‐Catalysis for Efficient Partial Oxidation of Methane
Angewandte Chemie,
Год журнала:
2024,
Номер
137(1)
Опубликована: Окт. 17, 2024
Abstract
The
direct
conversion
and
efficient
utilization
of
methane
pose
a
critical
scientific
challenge.
Indirect
activation
via
reactive
oxygen
species
(ROS)
offers
high
probability
contact
with
efficiency
under
mild
conditions.
However,
reported
product
yields
are
suboptimal
due
to
challenges
in
activating
facilitating
mass
transfer
suspension
systems.
We
propose
the
use
contact‐electro‐catalysis
(CEC),
employing
polydopamine
(PDA)
as
catalyst
that
undergoes
electron
ultrasound,
generating
ROS
drives
partial
oxidation
(POM).
Corresponding
experimental
results
indicate
CH
3
OH
most
HCHO
produced
directly
from
4
.
Furthermore,
through
situ
characterizations,
we
have
shown
light
pretreatment
catalysts
an
oxygenated
atmosphere
facilitates
forming
more
C=O
functional
groups
strong
electron‐withdrawing
properties,
thereby
significantly
enhancing
overall
yields,
particularly
for
OH.
Within
two
hours,
reach
1.5
mmol
g
cat
−1
0.9
This
work
introduces
novel
approach
POM,
while
highlighting
distinctive
catalytic
properties
PDA.
Язык: Английский
Supersonic Separator Intensification of Direct Methane to Methanol
Elsevier eBooks,
Год журнала:
2024,
Номер
unknown
Опубликована: Янв. 1, 2024
Язык: Английский
Photocatalytic CH4 Upgrading to Multicarbon Products
ACS Catalysis,
Год журнала:
2024,
Номер
14(22), С. 16673 - 16686
Опубликована: Окт. 29, 2024
Methane
is
both
a
greenhouse
gas
and
an
abundant
C1
fuel
resource
that
exists
in
nature.
The
selective
photocatalytic
upgrading
of
methane
into
multicarbon
(C2+)
chemicals
can
mitigate
the
effect
promote
utilization
value
methane,
which
C–C
coupling
step
key
to
production
products.
Achieving
this
targeted
under
ambient
temperature
pressure
conditions
requires
efficient
activation
C–H
bonds
as
well
balancing
adsorption
desorption
various
free
radicals
intermediates
facilitate
coupling.
In
Review,
we
delve
recent
advances
C2+
importance
catalyst
design,
including
active
site
assembly,
crystal
surface,
valence
reconstruction,
first
emphasized.
Then,
discuss
how
coreactants
such
carbon
dioxide
monoxide
be
introduced
enhance
chain
growth
pathways.
Furthermore,
also
summarize
developments
looping
systems
photoelectrocatalysis.
Finally,
conclude
with
outlook
for
future
advancement
field.
This
Review
aims
provide
general
framework
investigating
reactions
toward
products,
thereby
suggesting
research
directions
environmentally
friendly
strategies.
Язык: Английский