Twinned
zinc
cadmium
sulfide
(ZnxCd1-xS)
has
been
extensively
studied
to
achieve
efficient
Cr(VI)
reduction
and
H2
production
under
light
irradiation
due
its
inherent
homojunctions.
However,
long-distance
migration
of
charge
carriers
relatively
low
CB
level
inevitably
cause
photocatalytic
ability.
Herein,
we
developed
a
DMF-involved
one-step
solvothermal
strategy
introduce
N
heteroatoms
into
Zn0.67Cd0.33S
crystals
incorporated
with
dopant-induced
S
vacancies.
Due
the
synergetic
promotion
elevated
conduction
band
strong
interactants
aggregation,
recombination
behavior
was
effectively
impeded,
resulting
increased
photocurrent
density
(~2.4
times)
electron
(~2.8
times),
as
well
higher
photo-reducing
potential.
The
optimal
NZCS-10
demonstrated
superior
efficiency
99.06%
within
30
min,
rendered
ca.
5.8-
7.6-fold
enhancement
for
evolution
rate
alkaline
acidic
conditions,
respectively.
This
study
provided
universal
gaining
highly
reductive
transition
metal
sulfides
more
active
sites.
Catalysts,
Journal Year:
2023,
Volume and Issue:
13(8), P. 1187 - 1187
Published: Aug. 4, 2023
The
g-C3N4@ZnIn2S4
heterostructures
were
successfully
synthesized
through
a
combination
of
thermal
annealing
and
hydrothermal
methods.
To
enhance
the
photocatalytic
hydrogen
production
performance
explore
interface
between
charge
carriers,
fabricated
using
varying
weights
g-C3N4
nanostructures
under
visible
light
irradiation.
Remarkably,
efficiency
with
0.01
g
was
significantly
improved,
showing
approximately
228.6
2.58
times
higher
than
that
ZnIn2S4
nanostructures,
respectively.
This
enhancement
in
is
attributed
to
effective
utilization
efficient
separation
photogenerated
electron-hole
pairs
facilitated
by
heterojunction
structures.
Moreover,
reusability
test
validated
outstanding
heterostructures,
as
they
maintained
high
even
after
undergoing
eight
cycles
without
any
noticeable
decrease
efficiency.
study
offers
promising
strategy
for
designing
synthesizing
an
environmentally
friendly
potential
applications
evolution.
Journal of Materials Chemistry A,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
Photocatalytic
innovations
are
employed
in
the
production
of
H
2
,
environmental
remediation,
CO
reduction,
and
additional
critical
disciplines
because
their
sustainability,
ease
implementation,
dependence
on
solar
energy.
Journal of the Chinese Chemical Society,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 15, 2025
Abstract
The
removal
of
persistent
antibiotics
from
wastewater
is
a
critical
challenge
for
sustainable
environmental
remediation.
Photocatalysis
offers
promising
solution,
yet
its
efficacy
often
limited
by
inefficient
structural
design
and
inadequate
activation
molecular
oxygen
(O
2
).
Here,
we
report
rod‐shaped
ZnIn
S
4
photocatalyst
enriched
with
strategically
engineered
sulfur
vacancies
(Sv‐ZIS)
that
address
these
bottlenecks.
introduction
narrows
the
bandgap,
enhancing
visible‐light
absorption
inducing
defect
levels
facilitate
superior
charge
separation
transfer.
These
also
boost
adsorption
energy
chemisorption
O
molecules,
thereby
catalyzing
production
superoxide
radicals
(˙O
−
)
high
efficiency.
rod‐like
morphology
further
augments
interaction
tetracycline
molecules
reactive
species
(ROS),
significantly
photocatalytic
degradation
performance.
Sv‐ZIS
achieves
rates
nearly
fourfold
greater
than
bulk
counterpart
(Bulk‐ZnIn
),
underscoring
transformative
potential.
This
work
pioneers
novel
engineering
strategy,
advancing
development
high‐performance
photocatalysts
tackling
antibiotic
pollutants
in
treatment.
ACS symposium series,
Journal Year:
2024,
Volume and Issue:
unknown, P. 277 - 310
Published: April 17, 2024
Carbon
dots
(CDs),
which
are
nanoscale
carbon-based
materials,
have
gained
substantial
attention
because
of
their
exceptional
catalytic
properties
and
environmental
applications.
This
chapter
explores
the
multifaceted
role
CDs
in
processes,
focusing
on
significance
addressing
critical
industrial
challenges.
The
also
discusses
utilization
as
catalysts
for
carbon
dioxide
(CO2)
conversion,
a
pressing
issue
context
climate
change
sustainable
energy
production.
In
addition,
it
mechanisms
by
enhance
CO2
reduction,
offering
insights
into
potential
mitigating
greenhouse
gas
emissions
producing
valuable
chemicals
fuels.
Furthermore,
how
facilitate
hydrogen
(H2)
evolution,
key
aspect
clean
generation.
Their
unique
promoting
water
splitting
other
hydrogen-related
reactions
discussed,
shedding
light
transition
to
hydrogen-based
economy.
Finally,
this
addresses
application
various
organic
reactions,
highlighting
efficiency
chemical
transformations,
green
synthesis,
manufacturing
processes.
