A review of chalcogenide-based perovskites as the next novel materials: Solar cell and optoelectronic applications, catalysis and future perspectives
Next Nanotechnology,
Journal Year:
2024,
Volume and Issue:
7, P. 100102 - 100102
Published: Sept. 11, 2024
Language: Английский
Cs2AgSbI6 Nanocrystals: a New Air-Stable Iodide Double-Perovskite (Elpasolite) Semiconductor
Journal of the American Chemical Society,
Journal Year:
2025,
Volume and Issue:
unknown
Published: May 1, 2025
Three-dimensional
(3D)
iodide
double
perovskites
(elpasolites)
are
extremely
rare
due
to
inherent
instability
issues.
Here,
we
report
the
discovery
of
an
air-stable
elpasolite
semiconductor
in
form
nanocrystals
with
composition
Cs2AgSbI6,
synthesized
via
halide
exchange
from
Cs2AgSbBr6
nanocrystals.
This
composition,
previously
considered
thermodynamically
unstable
based
on
computational
predictions,
shows
a
∼1.8
eV
optical
gap
near-infrared
photoluminescence.
The
stable
air
up
at
least
140
°C.
As
one
only
few
known
examples
intermediate-bandgap
3D
perovskites,
Cs2AgSbI6
represents
promising
platform
for
further
development
this
family
materials
as
well
fundamental
and
optoelectronic
investigations.
Language: Английский
Solar Cells Based on Pb-Free and Perovskite-Inspired Materials: Futuristic of Perovskite Solar Cells
Mohit Singh,
No information about this author
Akash Akash,
No information about this author
J. P. Tiwari
No information about this author
et al.
ACS Applied Energy Materials,
Journal Year:
2024,
Volume and Issue:
7(22), P. 10212 - 10229
Published: Nov. 11, 2024
The
breakthrough
in
2012
showed
how
next-generation
solar
cells
lead
to
perovskite-based
materials
and
devices.
Perovskite
(PSCs)
have
achieved
power
conversion
efficiency
(PCE)
∼26.1%
on
rigid
∼25.09%
flexible
substrates.
long
lifetime
of
∼8760
h
is
reported
for
PSCs
using
Pb-based
perovskites
as
an
absorber.
However,
the
question
Pb
toxicity
still
a
major
issue
commercialization
path.
poor
stability
Pb-related
hinder
their
industrial
applications.
various
efforts
from
past
decade
resulted
development
tin
halide
perovskites,
defect-structured
double
perovskite-inspired
such
rudorffites.
PCE
these
newly
developed
falls
short
that
corresponding
Pb-halide-based
perovskites.
Hence,
herein,
review
present
status
Pb-free
perovskite
related
cell
devices
will
be
discussed.
Further,
summarize
recent
developments
free
useful
cells.
Sn-,
Ge-,
Sb-,
Bi-based
combinations
would
explored
futuristic
use
In
summary,
latest
progress,
outstanding
challenges,
future
directions
thin
films,
nanocrystals
also
reviewed.
focus
optical
optoelectronic
properties
give
researchers
today
tomorrow
who
are
working
field
may
join
shortly.
Language: Английский
Organic indoor PV: vanishing surface recombination allows for robust device architecture
Materials Horizons,
Journal Year:
2024,
Volume and Issue:
11(16), P. 3903 - 3910
Published: Jan. 1, 2024
As
a
promising
candidate
to
drive
low-power,
off-grid
applications,
organic
indoor
photovoltaics
are
beginning
attract
research
and
commercial
attention.
In
photovoltaic
devices,
charge
transport
layers
often
used
promote
the
extraction
of
majority
carriers,
while
blocking
minority
carriers.
They
can
however
be
source
device
degradation
introduce
additional
complexity
fabrication
stack.
Here,
simplified,
yet
performant
OPV
architecture
is
demonstrated
with
extended
absorber
thickness
without
electron
layer
(ETL).
We
show
that
diminished
impact
ETL
on
results
from
drastically
reduced
surface
recombination
in
thick
devices.
However,
remains
important
under
strong,
outdoor
illumination,
since
case
overwhelmed
by
bulk
recombination.
The
proposed
simplified
(>500
nm)
has
great
potential
large-scale
production
OPV.
Language: Английский