Applied Physics Reviews,
Journal Year:
2022,
Volume and Issue:
9(2)
Published: May 25, 2022
Solar
cells
based
on
organic–inorganic
hybrid
perovskite
materials
have
emerged
as
the
most
efficient
next-generation
thin-film
solar
within
just
a
decade
of
research
and
show
great
promise
for
commercialization.
As
control
microstructure
layer
is
key
factor
enabling
high
photovoltaic
efficiency,
good
stability,
successful
up-scaling
high-quality
thin
films
commercialization,
reliable
accurate
characterization
paramount.
X-ray
diffraction
(XRD)-based
techniques,
including
conventional
laboratory-based
XRD
synchrotron-based
grazing-incidence
wide-angle
x-ray
scattering,
are
widely
used
to
probe
films.
Nevertheless,
it
common
these
experiments
be
poorly
executed
data
improperly
interpreted.
This
review
focuses
principles
techniques
their
application
microstructure.
Fundamentals
presented
with
strong
emphasis
best
practices
in
collection
analysis.
Approaches
extraction
microstructural
information
from
discussed,
need
simulating
patterns.
Applications
characterizing
demonstrated
both
three-dimensional
layered
perovskites,
covering
various
aspects
phase
identification
quantification,
texture
analysis,
microstrain,
macrostrain
well
situ
operando
characterization.
The
additional
subtleties
complexities
associated
perovskites
due
more
complex
discussed.
Common
mistakes
pitfalls
that
lead
misinterpretation
also
highlighted.
Science,
Journal Year:
2021,
Volume and Issue:
374(6575), P. 1598 - 1605
Published: Dec. 23, 2021
Stable
but
not
quite
cubic
The
black,
photoactive
phase
of
formamidinium
(FA)
perovskites,
which
is
usually
stabilized
by
cation
alloying
to
avoid
the
formation
inactive
hexagonal
phases,
assumed
be
cubic.
High-resolution
microscopy
studies
Doherty
et
al
.
using
nanoscale
probes
revealed
that
these
FA-rich
phases
are
rather
undergo
slight
tilting
(by
two
degrees)
octahedra.
Black
can
have
localized
regions
nucleate
degradation.
Surface-bound
ethylenediaminetetraacetic
acid
tilted
pure
FA
lead
triiodide
against
environmental
—PDS
Chemical Society Reviews,
Journal Year:
2021,
Volume and Issue:
50(23), P. 13090 - 13128
Published: Jan. 1, 2021
This
review
comprehensively
summarized
the
mechanisms
and
progress
of
single-junction,
heterojunction
multijunction
designs
perovskite-based
solar
cells,
providing
guidelines
for
further
development
this
field.