The Journal of Physical Chemistry C,
Journal Year:
2023,
Volume and Issue:
127(25), P. 12383 - 12393
Published: June 16, 2023
BaTiO3
(BTO)
typically
demonstrates
a
strong
n-type
character
with
absorption
only
in
the
ultraviolet
(λ
≤
390
nm)
region.
Extending
applications
of
BTO
to
range
fields
necessitates
thorough
insight
into
how
tune
its
carrier
concentration
and
extend
optical
response.
Despite
significant
progress,
simultaneously
inducing
visible-light
controlled
via
doping
remains
challenging.
In
this
work,
p-type
600
is
realized
iridium
(Ir)
doping.
Detailed
analysis
using
advanced
spectroscopy/microscopy
tools
revealed
mechanistic
insights
n-
transition.
The
computational
electronic
structure
further
corroborated
observation.
This
complementary
data
helped
establish
correlation
between
occupancy
position
dopant
band
gap
concentration.
A
decrease
Ti3+
donor-level
mutually
correlated
oxygen
vacancies
upon
Ir
attributed
behavior.
Due
formation
Ir3+/Ir4+
in-gap
energy
levels
within
forbidden
region,
transition
can
be
elicited
from
or
such
levels,
resulting
absorption.
newly
developed
Ir-doped
promising
semiconductor
imminent
solar
fuel
generation
optoelectronics.
Advanced Materials,
Journal Year:
2023,
Volume and Issue:
36(5)
Published: Aug. 28, 2023
Piezo-photocatalysis
is
a
frontier
technology
for
converting
mechanical
and
solar
energies
into
crucial
chemical
substances
has
emerged
as
promising
sustainable
strategy
N
Chemical Communications,
Journal Year:
2024,
Volume and Issue:
60(39), P. 5104 - 5135
Published: Jan. 1, 2024
This
review
has
examined
the
advancements
and
challenges
in
development
of
transition
metal-based
electrocatalysts
for
alkaline
water
splitting
reaction
last
decade.
