Electronics,
Год журнала:
2024,
Номер
13(19), С. 3801 - 3801
Опубликована: Сен. 25, 2024
A
platform
for
indoor
monitoring
inside
buildings,
integrating
both
conventional
and
environmentally
friendly
devices
with
energy-harvesting
sources,
is
proposed.
Biomaterials
such
as
gelatin
chitosan,
derived
from
renewable
resources,
have
been
utilized
to
fabricate
hydrogel
active
layers
sensors
supercapacitors.
These
enhance
the
environmental
profile
of
proposed
solution
by
employing
sustainable
materials
optimizing
energy
consumption.
The
developed
electronic
board
prototype
provides
a
versatile
testing
various
sensor
configurations
while
accommodating
different
sources.
article
details
design
an
harvesting
system
monitoring,
covering
aspects
regarding
power
management
circuits,
low-power
microcontroller
units.
It
examines
storage
sensors,
including
eco-friendly
commercial
ones,
well
radio
transceivers
communication
technologies.
Additionally,
analysis
evaluate
performance
efficiency
presented.
ACS Applied Materials & Interfaces,
Год журнала:
2024,
Номер
16(45), С. 62195 - 62202
Опубликована: Ноя. 5, 2024
We
systematically
analyze
triple-cation
perovskite
solar
cells
for
indoor
applications.
A
large
number
of
devices
with
different
bandgaps
from
1.6
to
1.77
eV
were
fabricated,
and
their
performance
under
1-sun
AM1.5
white
light
emitting
diode
(LED)
was
compared.
find
that
the
trends
agree
well
detailed
balance
limit;
however,
near
optimal
bandgap
(1.77
eV)
perform
worse
due
lower
quality.
Instead,
we
achieve
highest
power
conversion
efficiency
(PCE)
34.0%
870
lx
1.67
Al2O3
passivation.
The
a
1.71
is
not
far
behind,
high
VOC
1.02
V.
Measurements
LED
color
temperatures
confirm
PCE
achieved
warmest
colors.
All
measurements
carried
out
in
dedicated
setup
ensures
diffuse
typical
environments
allows
both
short-
long-term
measurements.
In
best
case,
observe
no
degradation
during
33-day
test
simulated
office
conditions
regular
switching
on
off
T80
30
days
continuous
illumination.
results
obtained
multiple
batches,
which
corroborates
our
findings
gives
them
statistical
relevance.
Polymers,
Год журнала:
2024,
Номер
16(10), С. 1412 - 1412
Опубликована: Май 16, 2024
This
work
inspects
the
utilization
of
all-polymer
solar
cells
(APSCs)
in
indoor
applications
under
LED
illumination,
with
a
focus
on
boosting
efficiency
through
simulation-based
design.
The
study
employs
SCAPS
TCAD
device
simulator
to
investigate
performance
APSCs
white
illumination
at
1000
lux,
power
density
0.305
mW/cm2.
Initially,
is
validated
against
experimental
results
obtained
from
fabricated
cell
utilizing
CD1:PBN-21
as
an
absorber
blend
and
PEDOT:PSS
hole
transportation
layer
(HTL),
where
initial
measured
16.75%.
simulation
includes
examination
both
inverted
conventional
structures.
In
structure,
no
electron
(ETL)
present,
various
materials
are
evaluated
for
their
suitability
HTL.
NiO
emerges
most
promising
HTL
material,
demonstrating
potential
achieve
exceeding
27%.
Conversely,
configuration
without
HTL,
explores
different
ETL
engineer
band
alignment
interface.
Among
investigated,
ZnS
optimal
choice,
recording
approximately
33%.
order
reveal
limitations
these
devices,
interface
bulk
defects
concurrently
investigated.
findings
this
underscore
significance
careful
material
selection
structural
design
optimizing
applications.
Semiconductor Science and Technology,
Год журнала:
2025,
Номер
40(3), С. 035004 - 035004
Опубликована: Янв. 14, 2025
Abstract
This
study
aims
at
exploring
the
potential
of
inorganic
wide-bandgap
mixed-halide
aluminum-containing
perovskites
Cs
3
AlI
x
Br
6−
for
solar
harvesting,
by
investigating
their
structural,
electronic
and
optical
properties
through
density
functional
theory
using
augmented
plane
wave
plus
local
orbital
method.
The
structural
were
calculated
with
PBE-GGA
potential.
Volume
optimization
negative
formation
energies
confirm
thermal
stability
compounds.
Tran–Blaha
modified
Becke–Johnson
(TB-mBJ)
TB-mBJ
corrected
band
gaps
revealed
that
these
materials
belong
to
(WBG)
perovskite
family,
displaying
in
range
3–5
eV.
direct
bandgap
nature,
I-p
Br-p
states
mainly
contributing
valence
Al-s,
Al-p
Cs-d
conduction
band.
Absorption
coefficients
from
10
to140
×
4
per
cm
UV
region,
thus
making
WBG
suitable
applications
this
region.
Optical
show
absorption
light
beyond
eV
validate
gaps.
coefficients,
conductivity
dielectric
function
(real
imaginary)
a
peak
shift
higher
lower
increasing
I
concentration.
above
results
suggest
can
be
highly
considered
use
photovoltaics,
optoelectronic
devices
(light-emitting
diodes,
photodiodes),
power
small
batteries
Internet
Things,
agrivoltaics
fabrication
semi-transparent
cells.
Journal of Polymer Science,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 14, 2025
ABSTRACT
The
FeCl
3
is
a
well‐known
oxidizing
agent
for
oxidative
polymerization
as
well
p‐type
dopant
making
conducting
polymers,
but
no
studies
have
yet
explored
the
simultaneous
use
of
both
and
doping
organic
soluble
conjugated
polymers
(CPs)
in
thermoelectric
(OTE)
applications.
In
this
study,
4
H
‐cyclopenta[2,1‐
b
:3,4‐
′]dithiophene
(CPDT)‐
co
‐3,4‐ethylenedioxythio‐phene
(EDOT)
were
successfully
synthesized
via
simple
‐assisted
coupling
reaction
at
room
temperature.
addition,
enabled
them
to
exhibit
properties.
addition
10%
~
20%
EDOT
polymer
chain
gave
synergetic
effect
on
electrical
conductivity
power
factor
(PF)
OTE
devices.
that
ratio,
strong
electron‐donating
facilitates
CPs,
planar
CPDT
backbones
stabilize
generated
polaron/bipolaron
species
through
efficient
π‐electron
delocalization,
resulting
highest
conductivity.
At
optimal
ratio
20%,
more
than
10‐fold
enhancement
PFs
was
achieved
reaching
up
0.182
±
0.021
μ
W
m
−1
K
−2
.
moiety,
except
PEDOT:PSS,
rarely
found
copolymers,
its
proper
incorporation
expected
enhance
properties
CPs.
