Abstract
In
latest
events,
water
pollution
has
posed
an
immense
threat,
and
its
sustainable
treatment
is
a
topic
of
concern.
Among
myriad
treatment,
research
community
lensed
towards
heterogeneous
photocatalysis
especially,
inorganic
semiconductors.
Bismuth
tungstate
pristine
Aurivillius
compound
with
unique
crystal
structure,
exceptional
photochemical
stability,
strong
redox
abilities
but
minimum
visible
light
absorption
quick
carrier
recombination
are
caveats,
these
caveats
circumvented
by
synthesizing
BiOX
(X=F,
Cl,
Br
I)
composites
surface
modifiers,
doping
hetero
atoms
(metals
non‐metals),
construction
the
heterojunction
amalgamation
carbon
materials.
The
heart
this
review
strategic
engineering
flower‐like
morphology
photocatalyst
synthesis
optical
properties,
it
also
discusses
charge
transfer
kinetics,
photocatalytic
performance,
durability.
highlighted
in
due
to
ability
harvest
light,
providing
larger
specific
area
which
introduces
more
active
sites
efficient
excitons
generation.
comprehensive
tabulated
data
will
help
actively
engaged
heterogenous
photocatalysis.
It
sheds
on
future
view
environmental
remediation
via
developments.
