Advanced Science,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 3, 2025
Abstract
Efficiency,
stability,
and
cost
are
crucial
considerations
in
the
development
of
photovoltaic
technology
for
commercialization.
Perovskite
solar
cells
(PSCs)
a
promising
third‐generation
due
to
their
high
efficiency
low‐cost
potential.
However,
stability
organohalide
perovskites
remains
significant
challenge.
Inorganic
perovskites,
based
on
CsPbX
₃
(X
=
Br
−
/I
),
have
garnered
attention
excellent
thermal
optoelectronic
properties
comparable
those
perovskites.
Nevertheless,
inorganic
faces
several
hurdles,
including
need
high‐temperature
annealing
achieve
photoactive
α‐phase
susceptibility
transitioning
into
nonphotoactive
δ‐phase
under
environmental
stressors,
particularly
moisture.
These
challenges
impede
creation
high‐efficiency,
high‐stability
devices
using
low‐cost,
scalable
manufacturing
processes.
This
review
provides
comprehensive
background
fundamental
structural,
physical,
lead‐halide
It
discusses
latest
advancements
fabricating
PSCs
at
lower
temperatures
ambient
conditions.
Furthermore,
it
highlights
progress
state‐of‐the‐art
devices,
manufactured
environments
reduced
temperatures,
alongside
simultaneous
upscaling
PSCs.
Advanced Materials,
Journal Year:
2022,
Volume and Issue:
34(24)
Published: April 18, 2022
Flexible
perovskite
solar
cells
(f-PSCs)
have
attracted
great
attention
because
of
their
unique
advantages
in
lightweight
and
portable
electronics
applications.
However,
efficiencies
are
far
inferior
to
those
rigid
counterparts.
Herein,
a
novel
histamine
diiodate
(HADI)
is
designed
based
on
theoretical
study
modify
the
SnO2
/perovskite
interface.
Systematic
experimental
results
reveal
that
HADI
serves
effectively
as
multifunctional
agent
mainly
three
aspects:
1)
surface
modification
realign
conduction
band
upward
improve
interfacial
charge
extraction;
2)
passivating
buried
surface,
3)
bridging
between
layers
for
effective
transfer.
Consequently,
MA-free
PSCs
HADI-SnO2
electron
transport
layer
(ETL)
display
not
only
high
champion
power
conversion
efficiency
(PCE)
24.79%
open-circuit
voltage
(VOC
)
1.20
V
but
also
outstanding
stability
demonstrated
by
preserving
91%
initial
after
being
exposed
ambient
atmosphere
1200
h
without
any
encapsulation.
Furthermore,
solution-processed
ETL
formed
at
low
temperature
(100
°C)
utilized
f-PSCs
achieve
PCE
22.44%,
highest
reported
date.
Advanced Materials,
Journal Year:
2021,
Volume and Issue:
34(4)
Published: Oct. 13, 2021
Abstract
The
presence
of
surface
ligands
not
only
plays
a
key
role
in
keeping
the
colloidal
integrity
and
non‐defective
metal
halide
perovskite
quantum
dots
(PQDs),
but
also
serves
as
knob
to
tune
their
optoelectronic
properties
for
variety
exciting
applications
including
solar
cells
light‐emitting
diodes.
However,
these
indispensable
may
deteriorate
stability
PQDs
due
highly
dynamic
binding
insulating
nature.
To
address
issues,
number
innovative
chemistry
engineering
approaches
have
been
developed
past
few
years.
Based
on
an
in‐depth
fundamental
understanding
atomistic
structure
defect
formation
mechanism
tiny
nanoparticles,
critical
overview
focusing
advanced
synthesis,
in‐situ
passivation,
solution‐phase/solid‐state
ligand
exchange
is
presented,
after
which
unprecedented
achievements
photovoltaics
other
optoelectronics
are
presented.
practical
hurdles
future
directions
critically
discussed
inspire
more
rational
design
PQD
toward
applications.
International Journal of Nanomedicine,
Journal Year:
2022,
Volume and Issue:
Volume 17, P. 1951 - 1970
Published: May 1, 2022
Abstract:
Despite
the
massive
advancements
in
nanomedicines
and
their
associated
research,
translation
into
clinically-applicable
products
is
still
below
promises.
The
latter
fact
necessitates
an
in-depth
evaluation
of
current
from
a
clinical
perspective
to
cope
with
challenges
hampering
potential.
Quantum
dots
(QDs)
are
semiconductors-based
nanomaterials
numerous
biomedical
applications
such
as
drug
delivery,
live
imaging,
medical
diagnosis,
addition
other
beyond
medicine
solar
cells.
Nevertheless,
power
QDs
underestimated
clinics.
In
article,
we
review
status
literature,
preparation,
characterization,
applications.
addition,
market
ongoing
trials
recruiting
highlighted,
special
focus
on
limiting
QDs.
Moreover,
technically
compared
commercially-available
substitutes.
Eventually,
inspire
technical
aspects
that
should
be
considered
improve
fate
Graphical
Keywords:
quantum
dots,
translation,
trials,
vivo
photodynamic
therapy,
biosensors
Advanced Energy Materials,
Journal Year:
2022,
Volume and Issue:
12(35)
Published: July 28, 2022
Abstract
Lead
sulfide
colloidal
quantum
dot
solar
cells
(CQDSCs),
the
next
generation
of
photovoltaics,
are
hampered
by
non‐radiative
recombination
induced
defects
and
an
electron‐hole
extraction
imbalance.
CQDSCs
have
three
interfaces:
CQD/CQD,
electron
transport
layer
(ETL)/CQD,
CQD/hole
(HTL),
modifying
one
these
interfaces
does
not
fix
problem
stated
above.
Here,
coordinated
control
passivation
in
PbS
presented
it
is
shown
that
synergistic
effects
may
improve
charge
carrier
balance
minimize
simultaneously.
A
facile
method
developed
for
epitaxially
growing
ultrathin
perovskite
shell
on
CQD
surface
to
passivate
CQD/CQD
interface,
resulting
absorber
layers
with
long
diffusion
lengths.
With
introduction
organic
films
adjustable
electrical
characteristics,
influence
ETL/CQD
interfacial
modifications
investigated.
An
excessive
increase
rate
reduces
fill
factor
efficiency,
as
discovered.
Therefore
a
modified
created
at
CQD/HTL
interface
promote
hole
extraction,
which
enhances
passivates
interface.
Finally,
exhibit
power
conversion
efficiency
15.45%,
record
Pb
chalcogenide
CQDSCs.
Energy & Environmental Science,
Journal Year:
2021,
Volume and Issue:
14(8), P. 4599 - 4609
Published: Jan. 1, 2021
Herein,
a
“surface
matrix
curing”
(SMC)
strategy
is
introduced
to
restore
the
surface
of
CsPbI3
PQDs
for
improving
photovoltaic
performance
PQD
solar
cells.
Small,
Journal Year:
2023,
Volume and Issue:
19(17)
Published: Jan. 24, 2023
Carbon-based
quantum
dots
(QDs)
have
emerged
as
a
fascinating
class
of
advanced
materials
with
unique
combination
optoelectronic,
biocompatible,
and
catalytic
characteristics,
apt
for
plethora
applications
ranging
from
electronic
to
photoelectrochemical
devices.
Recent
research
works
established
carbon-based
QDs
those
frontline
through
improvements
in
design,
processing,
device
stability.
This
review
broadly
presents
the
recent
progress
synthesis
QDs,
including
carbon
graphene
graphitic
nitride
their
heterostructures,
well
salient
applications.
The
methods
are
first
introduced,
followed
by
an
extensive
discussion
dependence
performance
on
intrinsic
properties
nanostructures
aiming
present
general
strategies
designing
optimal
performance.
Furthermore,
diverse
presented,
emphasis
relationship
between
band
alignment,
charge
transfer,
improvement.
Among
discussed
this
review,
much
focus
is
given
photo
electrocatalytic,
energy
storage
conversion,
bioapplications,
which
pose
grand
challenge
rational
designs.
Finally,
summary
existing
challenges
future
directions
elaborated.
Advanced Energy Materials,
Journal Year:
2021,
Volume and Issue:
11(20)
Published: April 17, 2021
Abstract
Quantum
dot
(QD)
solar
cells,
benefiting
from
unique
quantum
confinement
effects
and
multiple
exciton
generation,
have
attracted
great
research
attention
in
the
past
decades.
Before
2016,
efforts
were
mainly
devoted
to
cells
comprising
lead
chalcogenide
QDs,
while
halide
perovskite
QDs
recently
emerged
as
a
rising
star
field.
This
review
aims
compare
similarities
differences
between
for
photovoltaic
applications.
The
fundamental
physical
properties
of
these
two
types
nanomaterials
their
state‐of‐the‐art
devices
are
summarized,
with
focus
on
ligand
device
engineering.
Furthermore,
special
section
is
stability
issue
that
often
hinders
technologies.
Finally,
future
development
tandem
devices,
challenges
associated
large‐size
cell
fabrication
toxicity,
potential
mitigation
solutions
discussed.
