Photocatalytic
degradation
of
pollutants
was
an
attractive
method
to
handle
environmental
pollution
issues.
Here
Bi12O17Cl2
photocatalysts
were
synthesized
facilely
by
hydrolyzed
bismuth-based
metal
organic
framework
(Bi-MOFs)
precursor
and
its
thickness
adjusted
controlling
the
hydrolysis
time.
Under
visible
light
irradiation,
MOF-derived
materials
fabricated
this
strategy
exhibited
higher
photocatalytic
activity
in
bisphenol
A
(BPA)
tetracycline
hydrochloride
(TCH)
than
conventional
prepared
hydrothermal
chemical
precipitation,
which
could
reach
up
94.3%
92.2%
within
60
min
under
optimal
condition.
The
inhibition
experiments
electron
spin
resonance
(ESR)
confirmed
that
superoxide
radicals
(•O2−)
main
active
species
for
photodegradation
activity.
Furthermore,
possible
pathways
BPA
TCH
proposed
according
detected
intermediates
LC-MS.
At
same
time,
has
been
extended
synthesize
Bi5O7I
Bi12O17Br2
materials,
providing
a
novel
fabrication
bismuth-rich
bismuth
oxyhalides
environment
treatment.
ACS Applied Nano Materials,
Journal Year:
2024,
Volume and Issue:
7(3), P. 3188 - 3198
Published: Jan. 23, 2024
Photocatalytic
degradation
of
pollutants
is
an
attractive
method
to
handle
environmental
pollution
issues.
Here,
Bi12O17Cl2
photocatalysts
were
synthesized
facilely
by
hydrolyzed
bismuth-based
metal
organic
framework
(Bi-BTC)
precursors,
and
their
thickness
was
adjusted
controlling
the
hydrolysis
time.
Under
visible
light
irradiation,
MOF-derived
nanoflakes
fabricated
this
strategy
exhibited
higher
photocatalytic
activity
in
bisphenol
A
(BPA)
tetracycline
hydrochloride
(TCH)
than
conventional
materials
prepared
hydrothermal
chemical
precipitation,
which
could
reach
up
94.3
92.2%
within
60
min
under
optimal
conditions.
The
inhibition
experiments
electron
spin
resonance
(ESR)
confirmed
that
superoxide
radicals
(·O2–)
main
active
species
for
photodegradation
activity.
Furthermore,
possible
pathways
BPA
TCH
proposed
according
detected
intermediates
LC-MS.
At
same
time,
has
been
extended
synthesize
Bi5O7I
Bi12O17Br2
materials,
providing
a
fabrication
bismuth-rich
bismuth
oxyhalide
environment
treatment.
Inorganic Chemistry Frontiers,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
This
summary
describes
and
elucidates
an
enhanced
strategy
for
photocatalytic
nitrogen
fixation
over
Bi
2
MO
6
(M
=
Mo,
W)-based
catalysts
points
out
the
development
prospects
of
fixation.
Advanced Sustainable Systems,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 5, 2025
Abstract
Photocatalytic
nitrogen
fixation
has
evolved
as
potential
sustainable
technique
for
producing
ammonia
in
contrast
to
Haber‐Bosch
(HB)
process.
In
this
process,
semiconductor‐based
materials
are
utilized
the
presence
of
light
and
water,
thereby
making
it
less
energy‐intensive
more
eco‐friendly.
However,
photocatalytic
have
several
disadvantages,
including
limited
chemisorption
activation
nitrogen,
low
absorption,
rapid
charge
recombination,
sluggish
kinetics.
To
overcome
these
issues,
design
catalyst
tailoring
active
surface
sites
vital
so
that
enhanced
performance
can
be
achieved.
Also,
there
is
debate
about
correct
determination
due
interference
by
nitrogenous
impurities.
Taking
all
factors
into
consideration,
review
examines
recent
reports
on
defects
modified
(vacancy
doping),
facet‐engineered,
heterojunction‐based
catalysts
fixation.
The
different
quantification
techniques
like
Nessler's
reagent,
indophenol
method,
ion
chromatography
(IC),
etc.
been
discussed
detail
along
with
issues
associated
them.
Finally,
existing
challenges
outlook
emerging
technology
presented.
It
expected
will
assist
researchers
understanding
current
state
field
effectively
implementing
pave
way
future
advancements.
Small,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 12, 2025
Abstract
The
design
of
highly
efficient
photocatalysts
to
photoreduce
nitrogen
(N
2
)
ammonia
(NH
3
under
mild
conditions
is
extremely
challenging.
In
this
work,
various
molar
ratio
molybdenum
(Mo)
incorporated
into
Bi
12
O
17
Cl
via
a
hydrothermal
process.
resulting
Mo‐doped
exhibits
remarkable
solar‐driven
activity
for
N
photo
fixation
without
any
scavengers
or
sacrificial
agents.
optimal
sample
with
5%
Mo
dopants
displays
an
NH
yield
39.83
µmol
g
−1
h
,
1.6‐fold
improvement
over
undoped
pristine
.
impressive
performance
attributed
the
synergistic
effects
oxygen
vacancies
(OVs)
and
Mo‐loading,
enhancing
light
absorption
extending
photo‐response
through
band
gap
reduction.
Additional
contributions
arise
from
enriched
active
sites,
facilitating
adsorption
electron
transport
reactants.
Density
functional
theory
calculations
reveal
that
integration
induces
significant
charge
redistribution
around
thereby
reducing
energy
barrier
associated
activation
protonation.
In‐depth
investigation
reaction
pathway
unravels
step‐by‐step
process
which
further
elucidates
beneficial
role
loading
in
overall
photoconversion
As
whole,
work
promotes
simple
effective
engineering
approach
based
on
heteroatom
doping
as
efficacious
strategy
toward
fixation.
Advanced Energy and Sustainability Research,
Journal Year:
2024,
Volume and Issue:
unknown
Published: June 16, 2024
The
Haber–Bosch
process
is
a
cornerstone
in
the
field
of
ammonia
production
and
represents
decisive
advance
industrial
chemistry.
This
method,
developed
early
20th
century,
revolutionizes
agriculture
enables
mass
fertilizers.
As
world
strives
for
sustainable
energy
environmental
protection,
alternative
methods
such
as
photo/photoelectrocatalytic
nitrogen
reduction
reaction
(NRR)
are
gaining
momentum.
By
using
sunlight,
electricity,
or
combination
both,
these
approaches
promise
with
renewable
sources
innovative
materials.
Researchers
trying
to
understand
underlying
principles,
mechanisms,
advances
overcome
challenges
optimize
their
effectiveness.
research
step
toward
agriculture,
offers
greener
more
efficient
way
forward.
review
looks
at
production,
particularly
through
photo‐
photoelectrocatalytic
NRRs.
It
examines
hurdles
implementing
provides
an
overview
fundamentals
fixation
comparison
current
mechanisms.
In
addition,
thermodynamic,
theoretical,
computational
studies
processes
summarized.
Various
photocatalysts
photoelectrocatalysts
used
also
presented.
