Journal of Semiconductors,
Journal Year:
2025,
Volume and Issue:
46(1), P. 011608 - 011608
Published: Jan. 1, 2025
Abstract
Photodetectors
with
weak-light
detection
capabilities
play
an
indispensable
role
in
various
crucial
fields
such
as
health
monitors,
imaging,
optical
communication,
and
etc.
Nevertheless,
the
of
weak
light
signals
is
often
severely
interfered
by
multiple
factors
background
light,
dark
noise
circuit
noise,
making
it
difficult
to
accurately
capture
signals.
While
traditional
technologies
like
silicon
photomultiplier
tubes
excel
sensitivity,
their
high
cost
inherent
fragility
restrict
widespread
application.
Against
this
background,
perovskite
materials
have
rapidly
emerged
a
research
focus
field
photodetection
due
simple
preparation
processes
exceptional
optoelectronic
properties.
Not
only
are
straightforward
cost-effective,
but
more
importantly,
they
can
be
flexibly
integrated
into
flexible
stretchable
substrates.
This
characteristic
significantly
compensates
for
shortcomings
rigid
electronic
devices
specific
application
scenarios,
opening
up
entirely
new
possibilities
technology.
Herein,
recent
advances
technology
reviewed.
Firstly,
chemical
physical
properties
discussed,
highlighting
remarkable
advantages
detection.
Subsequently,
review
systematically
organizes
techniques
analyses
different
scenarios.
Meanwhile,
from
two
core
dimensions
performance
improvement
absorption
enhancement,
key
strategies
improving
photodetectors
explored.
Finally,
concludes
brief
summary
discussion
on
potential
challenges
that
may
arise
further
development
devices.
Frontiers of Mechanical Engineering,
Journal Year:
2023,
Volume and Issue:
18(2)
Published: June 1, 2023
Abstract
Next-generation
optoelectronics
should
possess
lightweight
and
flexible
characteristics,
thus
conforming
to
various
types
of
surfaces
or
human
skins
for
portable
wearable
applications.
Flexible
photodetectors
as
fundamental
devices
have
been
receiving
increasing
attention
owing
their
potential
applications
in
artificial
intelligence,
aerospace
industry,
wise
information
technology
120,
among
which
perovskite
is
a
promising
candidate
the
light-harvesting
material
its
outstanding
optical
electrical
properties,
remarkable
mechanical
flexibility,
low-cost
low-temperature
processing
methods.
To
date,
most
reports
demonstrated
fabrication
methods
materials,
materials
engineering,
solar
cells,
light-emitting
diodes,
lasers,
photodetectors,
strategies
device
performance
enhancement,
few
can
be
seen
with
focus
on
perovskite-based
we
will
give
comprehensive
summary,
herein.
begin
with,
brief
introduction
(solution
vapor-based
methods),
configurations
(photovoltaic,
photoconductor,
phototransistor),
parameters
are
first
arranged.
Emphatically,
presented
following,
including
substrates
(i.e.,
polymer,
carbon
cloth,
fiber,
paper,
etc.),
soft
electrodes
metal-based
conductive
networks,
carbon-based
two-dimensional
(2D)
conformal
encapsulation
(single-layer
multilayer
stacked
encapsulation),
low-dimensional
perovskites
(0D,
1D,
2D
nanostructures),
elaborate
structures.
Typical
such
communication,
image
sensing,
health
monitoring
further
exhibited
learn
deeper
level.
Challenges
future
research
directions
proposed
end.
The
purpose
this
review
not
only
shed
light
basic
design
principle
but
also
serve
roadmap
developments
exploring
fields
industrial
manufacturing,
life,
care.
The Journal of Physical Chemistry Letters,
Journal Year:
2024,
Volume and Issue:
15(9), P. 2511 - 2518
Published: Feb. 27, 2024
An
electron
transport
layer
(ETL)
with
a
suitable
gradient
energy
level
can
enhance
transfer,
suppress
carrier
recombination,
and
effectively
improve
the
photoresponse
of
photodetectors
(PDs).
In
this
letter,
series
ITO/ZnO/CdS/MAPbI
Nanotechnology,
Journal Year:
2024,
Volume and Issue:
35(24), P. 242001 - 242001
Published: March 11, 2024
Abstract
Flexible
photodetectors
(PDs)
have
garnered
increasing
attention
for
their
potential
applications
in
diverse
fields,
including
weather
monitoring,
smart
robotics,
textiles,
electronic
eyes,
wearable
biomedical
monitoring
devices,
and
so
on.
Notably,
perovskite
nanostructures
emerged
as
a
promising
material
flexible
PDs
due
to
distinctive
features,
such
large
optical
absorption
coefficient,
tunable
band
gap,
extended
photoluminescence
decay
time,
high
carrier
mobility,
low
defect
density,
long
exciton
diffusion
lengths,
strong
self-trapped
effect,
good
mechanical
flexibility,
facile
synthesis
methods.
In
this
review,
we
first
introduce
various
methods
elucidate
corresponding
electrical
properties,
encompassing
quantum
dots,
nanocrystals,
nanowires,
nanobelts,
nanosheets,
single-crystal
thin
films,
polycrystalline
nanostructured
arrays.
Furthermore,
the
working
mechanism
key
performance
parameters
of
optoelectronic
devices
are
summarized.
The
review
also
systematically
compiles
recent
advancements
based
on
perovskites.
Finally,
present
current
challenges
prospects
development
nanostructures-based
PDs.
Journal of Semiconductors,
Journal Year:
2024,
Volume and Issue:
45(5), P. 051601 - 051601
Published: May 1, 2024
Abstract
The
flexible
perovskite
light-emitting
diodes
(FPeLEDs),
which
can
be
expediently
integrated
to
portable
and
wearable
devices,
have
shown
great
potential
in
various
applications.
FPeLEDs
inherit
the
unique
optical
properties
of
metal
halide
perovskites,
such
as
tunable
bandgap,
narrow
emission
linewidth,
high
photoluminescence
quantum
yield,
particularly,
soft
nature
lattice.
At
present,
substantial
efforts
been
made
for
with
encouraging
external
efficiency
(EQE)
24.5%.
Herein,
we
summarize
recent
progress
FPeLEDs,
focusing
on
strategy
developed
layers
electrodes
facilitate
optoelectrical
mechanical
performance.
In
addition,
present
relevant
applications
displays
beyond.
Finally,
perspective
toward
future
development
PeLEDs
are
also
discussed.
Advanced Optical Materials,
Journal Year:
2023,
Volume and Issue:
11(21)
Published: July 4, 2023
Abstract
Encrypted
optical
communication
is
a
critical
technology
in
numerous
fields,
including
remote
sensing,
environmental
monitoring,
and
homeland
defense.
As
core
of
wireless
interconnect
systems,
the
conventional
photodetectors
generally
receive
signals
from
single
direction
fail
to
distinguish
between
various
wavebands,
severely
undermining
potential
for
data
transfer
protection.
Herein,
Bi
2
O
3
layer‐integrated
waveband‐discriminated
perovskite
photodetector
presented.
By
rational
design
energy
band
device
architecture,
novel
self‐powered,
double‐sided
responsive,
recognizable
short
or
long‐wave
UV,
as
well
visible
signals.
Without
external
bias,
exhibits
high
performance
with
peak
responsivities
42.1
72.3
mA
W
−1
frontal
reverse
incidence,
respectively.
Benefiting
these
advantages,
applicable
encryption.
In
reversible
message
delivery
achieved
through
conversion
decoding
illumination
patterns
binary
digits.
For
further
step,
encrypted
processing
fulfilled
incidence.
virtue
eight
irradiation
combinations,
secret
key
containing
ten‐bit
commands
will
generate
over
billion
encryption
methods.
This
work
realizes
new
mode
that
entirely
relies
on
signals,
offering
insights
into
communication.
Materials Chemistry Frontiers,
Journal Year:
2023,
Volume and Issue:
7(8), P. 1496 - 1519
Published: Jan. 1, 2023
This
article
reviews
the
principles
of
material
selection,
device
design,
and
system
integration
within
a
flexible
platform
towards
advanced
optoelectronic
sensing
applications
such
as
biomimic
vision
systems,
human–machine
interaction,
biomedicine.
Small,
Journal Year:
2023,
Volume and Issue:
19(22)
Published: March 4, 2023
This
work
reports
for
the
first
time
a
highly
efficient
single-crystal
cesium
tin
triiodide
(CsSnI3
)
perovskite
nanowire
solar
cell.
With
perfect
lattice
structure,
low
carrier
trap
density
(≈5
×
1010
cm-3
),
long
lifetime
(46.7
ns),
and
excellent
mobility
(>600
cm2
V-1
s-1
CsSnI3
nanowires
enable
very
attractive
feature
flexible
photovoltaics
to
power
active
micro-scale
electronic
devices.
Using
in
conjunction
with
conductive
wide
bandgap
semiconductors
as
front-surface-field
layers,
an
unprecedented
efficiency
of
11.7%
under
AM
1.5G
illumination
is
achieved.
demonstrates
feasibility
all-inorganic
tin-based
cells
via
crystallinity
device-structure
improvement
high-performance,
thus
paves
way
energy
supply
wearable
devices
future.
Journal of Materials Chemistry C,
Journal Year:
2024,
Volume and Issue:
12(17), P. 6288 - 6296
Published: Jan. 1, 2024
A
novel
zero-dimensional
cadmium
hybrid
metal
halide
(C
19
H
18
P)
2
CdCl
4
single
crystal
was
synthesized
by
inserting
+
into
a
[CdCl
]
2−
tetrahedron
lattice
through
slow
volatilization
method,
which
proved
to
be
promising
X-ray
detector.
Advanced Science,
Journal Year:
2024,
Volume and Issue:
12(2)
Published: Nov. 19, 2024
Abstract
The
memristor
has
recently
demonstrated
considerable
potential
in
the
field
of
large‐scale
data
information
processing.
Metal
halide
perovskites
(MHPs)
have
emerged
as
leading
contenders
for
memristors
due
to
their
sensitive
optoelectronic
response,
low
power
consumption,
and
ability
be
prepared
at
temperatures.
This
work
presents
a
comprehensive
enumeration
analysis
predominant
research
advancements
mechanisms
resistance
switch
(RS)
behaviors
MHPs‐based
memristors,
along
with
summary
useful
characterization
techniques.
impact
diverse
optimization
techniques
on
functionality
perovskite
is
examined
synthesized.
Additionally,
MHPs
processing,
physical
encryption
devices,
artificial
synapses,
brain‐like
computing
advancement
evaluated.
review
can
prove
valuable
reference
point
future
development
applications.
In
conclusion,
current
challenges
prospects
are
discussed
order
provide
insights
into
avenues
next‐generation
storage
technologies
biomimetic
Nanomaterials,
Journal Year:
2023,
Volume and Issue:
13(3), P. 419 - 419
Published: Jan. 19, 2023
Metal
halide
perovskites
are
promising
energy
materials
because
of
their
high
absorption
coefficients,
long
carrier
lifetimes,
strong
photoluminescence,
and
low
cost.
Low-dimensional
perovskites,
especially
one-dimensional
(1D)
perovskite
nanowires
(NWs),
have
become
a
hot
research
topic
in
optoelectronics
owing
to
excellent
optoelectronic
properties.
Herein,
we
review
the
synthetic
strategies
mechanisms
NWs
recent
years,
such
as
injection,
vapor
phase
growth,
selfassembly,
solvothermal
synthesis.
Furthermore,
summarize
applications
optoelectronics,
including
lasers,
photodetectors,
solar
cells.
Finally,
propose
possible
perspectives
for
development
NWs.
