The science behind the scene: Theoretical and experimental foundations of metal sulfide photocatalyst modification
International Journal of Hydrogen Energy,
Год журнала:
2024,
Номер
93, С. 21 - 42
Опубликована: Ноя. 1, 2024
Язык: Английский
Artificial Photosynthesis of Formamide via an Oxidant‐Free Photoinduced Radical Coupling Route over Pt‐CdS
Angewandte Chemie International Edition,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 9, 2025
Abstract
Large‐scale
manufacturing
of
formamide
is
always
involved
with
the
use
carbon
monoxide,
hence
developing
a
series
eco‐friendly
synthesis
routes
great
significance.
Alternative
feedstock
low‐cost
methanol
expected
to
fulfill
this
breakthrough
due
its
green
and
renewable
nature;
however,
overoxidation
severely
inhibits
efficacious
from
ammonia
through
conventional
catalytic
route.
Herein,
we
report
successful
development
direct
radical
coupling
route
for
converting
into
high‐selectivity
hydrogen
without
extra
oxidants
under
ambient
conditions.
The
optimized
Pt‐CdS
photocatalysts
offered
an
impressive
production
rate
1.45
mmol
g
−1
h
,
as
well
exceptional
hole
selectivity
reaching
up
63.5%.
oxidant‐free
mechanism
high‐efficiency
generation
revealed
by
in
situ
characterizations
(e.g.,
electron
paramagnetic
resonance
transient
absorption
spectroscopy),
stems
photogenerated
holes
oxidizing
hydroxymethyl
subsequently
C─N
amino
radical.
This
work
demonstrates
efficient
photoinduced
strategy
promise
acceptable
alternative
current
technologies
artificial
photosynthesis
using
clean
abundant
solar
energy.
Язык: Английский
Efficient surface engineering via in situ integration of Pt active sites on exfoliated g-C3N4 for enhanced dual functionality: Clean energy production and pharmaceutical degradation
Materials Science in Semiconductor Processing,
Год журнала:
2025,
Номер
194, С. 109553 - 109553
Опубликована: Апрель 9, 2025
Язык: Английский
Copper‐based Materials for Photo and Electrocatalytic Process: Advancing Renewable Energy and Environmental Applications
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 27, 2025
Abstract
Cu‐based
catalysts
have
emerged
as
critical
components
in
photo‐
and
electrocatalysis,
offering
sustainable
solutions
for
renewable
energy
environmental
applications.
The
variable
oxidation
states
of
Cu
enable
diverse
catalytic
pathways,
its
abundance,
low
cost,
tunable
properties
positioned
them
at
the
forefront
innovation.
This
review
provides
a
comprehensive
overview
applied
production
remediation.
classification
copper‐based
catalysts,
including
metallic
copper,
copper
oxides,
sulfides,
halide
perovskites,
metal‐organic
frameworks
(MOFs),
covalent
organic
(COFs),
is
discussed,
highlighting
their
structural
functional
diversity.
Various
synthesis
methods,
such
wet
chemical
approaches,
electrochemical
photochemical
routes,
sputtering,
thermal
decomposition,
are
presented.
applications
key
remediation
processes
explored,
focusing
on
electrocatalysis.
Specifically,
CO
2
reduction,
water
splitting,
oxygen
nitrogen
fixation,
pollutant
degradation,
examined.
mechanisms
underlying
these
analyzed,
factors
influencing
efficiency
selectivity.
These
demonstrate
potential
tackling
dual
global
challenges:
diversifying
matrix
mitigating
issues.
By
bridging
fundamental
insights,
this
underscores
cornerstone
advancing
technologies.
Язык: Английский
Photothermal synergy photocatalysis boosts purification of simulated bio-trickling filter exhaust based on CuInS2/NH2-MIL-125 (Ti)
Journal of Cleaner Production,
Год журнала:
2025,
Номер
unknown, С. 145840 - 145840
Опубликована: Май 1, 2025
Язык: Английский
In situ construction of CuBi2O4/Bi4O5Br2 Z-scheme heterojunction with enhanced photocatalytic degradation performance for polyphenolic contaminant in wastewater
Optical Materials,
Год журнала:
2024,
Номер
unknown, С. 116470 - 116470
Опубликована: Дек. 1, 2024
Язык: Английский
Enhancing the Built-in Electric Field in Oxygen Vacancies-Enriched I-Doped Bi3O4Cl for Visible Light-Driven Photocatalytic Oxidation
Inorganic Chemistry,
Год журнала:
2024,
Номер
64(1), С. 627 - 637
Опубликована: Дек. 24, 2024
In
semiconductor
catalysts,
rational
doping
of
nonmetallic
elements
holds
significant
scientific
and
technological
importance
for
enhancing
photocatalytic
performance.
Here,
using
a
one-step
hydrothermal
technique,
we
synthesized
iodine-doped
Bi3O4Cl
composite
evaluated
the
impact
iodine
on
its
capability
organic
dye
degradation
under
visible
light
irradiation.
this
study,
demonstrate
that
introduction
iodide
ions
not
only
provides
an
ideal
built-in
electric
field
(BIEF)
but
also
induces
generation
additional
oxygen
vacancies
(OVs).
The
significantly
enhanced
BIEF,
along
with
collaborative
effect
OVs-induced
narrow
bandgap
in
Bi3O4Cl,
effectively
promotes
separation
transfer
efficiency
photogenerated
charges
while
suppressing
recombination.
Under
driving
force,
electrons
to
surface
OVs,
facilitating
activation
oxygen,
thereby
forming
highly
active
superoxide
radicals
(•O2).
Simultaneously,
vacancy
engineering
can
reduce
reaction
energy
barrier,
formation
singlet
(1O2),
which
contributes
processes.
results
indicate
light,
prepared
exhibits
6.5-fold
increase
rate
constant
rhodamine
B
demonstrates
activity
toward
methyl
orange
methylene
blue.
This
study
strong
references
optimizing
structural
design
enhance
performance
offers
profound
insights
into
synergistic
effects
BIEF
OVs
charge
mechanisms
systems.
Язык: Английский