Journal of the American Chemical Society,
Год журнала:
2024,
Номер
146(13), С. 8787 - 8799
Опубликована: Март 23, 2024
Harnessing
solar
energy
to
produce
value-added
fuels
and
chemicals
through
photocatalysis
techniques
holds
promise
for
establishing
a
sustainable
environmentally
friendly
economy.
The
intricate
dynamics
of
photogenerated
charge
carriers
lies
at
the
core
photocatalysis.
balance
between
trapping
band-edge
recombination
has
crucial
influence
on
activity
semiconductor
photocatalysts.
Consequently,
regulation
traps
in
photocatalysts
becomes
key
optimizing
their
activities.
Nevertheless,
our
comprehension
trapping,
compared
that
well-studied
recombination,
remains
somewhat
limited.
This
limitation
stems
from
inherently
heterogeneous
nature
both
temporal
spatial
scales,
which
renders
characterization
formidable
challenge.
Fortunately,
recent
advancements
time-resolved
spectroscopy
space-resolved
microscopy
have
paved
way
considerable
progress
investigation
manipulation
trapping.
In
this
Perspective,
we
focus
with
aim
direct
link
photocatalytic
To
achieve
this,
begin
by
elucidating
principles
advanced
spectroscopic
such
as
femtosecond
transient
absorption
microscopic
methods,
single-molecule
fluorescence
surface
photovoltage
microscopy.
Additionally,
provide
an
overview
noteworthy
research
endeavors
dedicated
probing
using
time-
techniques.
Our
attention
is
then
directed
toward
achievements
defect
engineering.
Finally,
summarize
Perspective
discuss
future
challenges
opportunities
lie
ahead
field.
Abstract
With
maximum
utilization
of
active
metal
sites,
more
and
researchers
have
reported
using
single
atom
catalysts
(SACs)
to
activate
persulfate
(PS)
for
organic
pollutants
removal.
In
SACs,
atoms
(Fe,
Co,
Cu,
Mn,
etc.)
different
substrates
(porous
carbon,
biochar,
graphene
oxide,
carbon
nitride,
MOF,
MoS
2
,
others)
are
the
basic
structural.
Metal
atoms,
substances,
connected
chemical
bonds
all
a
great
influence
on
electronic
structures
that
directly
affect
activation
process
PS
degradation
efficiency
pollutants.
However,
there
few
relevant
reviews
about
interaction
between
substances
during
process.
this
review,
SACs
with
species
summarized
investigate
metal−support
evaluate
their
effects
oxidation
reaction
Furthermore,
how
reactive
pathways
also
discussed.
Finally,
challenges
prospects
in
PS‐AOPs
proposed.
Journal of the American Chemical Society,
Год журнала:
2024,
Номер
146(13), С. 8787 - 8799
Опубликована: Март 23, 2024
Harnessing
solar
energy
to
produce
value-added
fuels
and
chemicals
through
photocatalysis
techniques
holds
promise
for
establishing
a
sustainable
environmentally
friendly
economy.
The
intricate
dynamics
of
photogenerated
charge
carriers
lies
at
the
core
photocatalysis.
balance
between
trapping
band-edge
recombination
has
crucial
influence
on
activity
semiconductor
photocatalysts.
Consequently,
regulation
traps
in
photocatalysts
becomes
key
optimizing
their
activities.
Nevertheless,
our
comprehension
trapping,
compared
that
well-studied
recombination,
remains
somewhat
limited.
This
limitation
stems
from
inherently
heterogeneous
nature
both
temporal
spatial
scales,
which
renders
characterization
formidable
challenge.
Fortunately,
recent
advancements
time-resolved
spectroscopy
space-resolved
microscopy
have
paved
way
considerable
progress
investigation
manipulation
trapping.
In
this
Perspective,
we
focus
with
aim
direct
link
photocatalytic
To
achieve
this,
begin
by
elucidating
principles
advanced
spectroscopic
such
as
femtosecond
transient
absorption
microscopic
methods,
single-molecule
fluorescence
surface
photovoltage
microscopy.
Additionally,
provide
an
overview
noteworthy
research
endeavors
dedicated
probing
using
time-
techniques.
Our
attention
is
then
directed
toward
achievements
defect
engineering.
Finally,
summarize
Perspective
discuss
future
challenges
opportunities
lie
ahead
field.
