Materials Today Sustainability,
Год журнала:
2022,
Номер
21, С. 100271 - 100271
Опубликована: Ноя. 12, 2022
In
this
work,
a
thorough
electrochemical
impedance
spectroscopy
study
is
performed
of
both
liquid
and
polymeric
aqueous
dye-sensitized
solar
cells
(a-DSSCs),
which
are
also
compared
with
conventional
organic
solvent-based
devices.
The
main
purpose
unveiling
phenomena
limiting
the
efficiency
water-based
photovoltaics.
Indeed,
spectra
a-DSSCs
show
two
peculiar
(and
unreported)
features
that
not
observed
in
organic-based
DSSCs.
higher
frequency
one
(R45°)
likely
associated
slowdown
diffusion
kinetics
redox
mediator:
it
due
to
breakdown
hydrogen-bond
network
environment,
was
supported
by
density
functional
theory
calculations.
lower-frequency
feature
additional
amount
energy
required
for
at
semiconductor/FTO
interface
adducts
between
protons
(coming
from
solvent)
electrons
localized
TiO2
surface
trap-states.
This
'disruption
energy'
results
resistive
element
(RIC)
inversely
correlates
device
efficiency.
Very
interestingly,
RIC
depends
on
applied
potential
becomes
negligible
only
much
more
positive
values
than
VOC.
Tailored
equivalent
circuits
implementing
simultaneously
R45°
currently
under
investigation.
Chemical Society Reviews,
Год журнала:
2022,
Номер
51(16), С. 6965 - 7045
Опубликована: Янв. 1, 2022
This
review
summarizes
the
recent
advances
in
light
driven
catalytic
H
2
evolution
and
CO
reduction
systems
towards
production
of
solar
fuels,
utilizing
porphyrin
or
phthalocyanine
derivatives.
Nature,
Год журнала:
2023,
Номер
617(7961), С. 499 - 506
Опубликована: Май 17, 2023
Abstract
Phase
segregation
is
ubiquitously
observed
in
immiscible
mixtures,
such
as
oil
and
water,
which
the
mixing
entropy
overcome
by
enthalpy
1–3
.
In
monodispersed
colloidal
systems,
however,
colloidal–colloidal
interactions
are
usually
non-specific
short-ranged,
leads
to
negligible
4
The
recently
developed
photoactive
particles
show
long-range
phoretic
interactions,
can
be
readily
tuned
with
incident
light,
suggesting
an
ideal
model
for
studying
phase
behaviour
structure
evolution
kinetics
5,6
this
work,
we
design
a
simple
spectral
selective
active
system,
TiO
2
species
were
coded
distinctive
dyes
form
photochromic
swarm.
particle–particle
programmed
combining
light
various
wavelengths
intensities
enable
controllable
gelation
segregation.
Furthermore,
cyan,
magenta
yellow
colloids,
dynamic
swarm
formulated.
On
illumination
of
coloured
adapts
appearance
due
layered
segregation,
presenting
facile
approach
towards
electronic
paper
self-powered
optical
camouflage.
Nature Communications,
Год журнала:
2023,
Номер
14(1)
Опубликована: Сен. 6, 2023
Abstract
Halide
perovskites
solar
cells
are
now
approaching
commercialisation.
In
this
transition
from
academic
research
towards
industrialisation,
standardized
testing
protocols
and
reliable
dissemination
of
performance
metrics
crucial.
study,
we
analyze
data
over
16,000
publications
in
the
Perovskite
Database
to
investigate
assumed
equality
between
integrated
external
quantum
efficiency
short
circuit
current
JV
measurements.
We
find
a
systematic
discrepancy
with
JV-values
being
on
average
4%
larger.
This
persists
across
time,
perovskite
composition,
device
architecture,
indicating
need
explore
new
physics
update
reporting
assumptions
field.
Chemical Science,
Год журнала:
2023,
Номер
14(20), С. 5350 - 5360
Опубликована: Янв. 1, 2023
IoT
devices
powered
by
copper
electrolyte-based
dye-sensitized
photovoltaic
cells
as
ambient
light
harvesters
achieve
38%
power
conversion
efficiency
and
incorporate
a
dynamic
intelligent
on-device
energy
management
system.
Chemical Reviews,
Год журнала:
2023,
Номер
123(15), С. 9327 - 9355
Опубликована: Июнь 9, 2023
In
response
to
the
current
trend
of
miniaturization
electronic
devices
and
sensors,
complementary
coupling
high-efficiency
energy
conversion
low-loss
storage
technologies
has
given
rise
development
photocapacitors
(PCs),
which
combine
in
a
single
device.
Photovoltaic
systems
integrated
with
supercapacitors
offer
unique
light
capabilities,
resulting
improved
overall
efficiency
over
past
decade.
Consequently,
researchers
have
explored
wide
range
device
combinations,
materials,
characterization
techniques.
This
review
provides
comprehensive
overview
photocapacitors,
including
their
configurations,
operating
mechanisms,
manufacturing
techniques,
focus
on
emerging
applications
small
wireless
devices,
Internet
Things
(IoT),
Everything
(IoE).
Furthermore,
we
highlight
importance
cutting-edge
materials
such
as
metal–organic
frameworks
(MOFs)
organic
for
supercapacitors,
well
novel
photovoltaics,
advancing
PCs
carbon-free,
sustainable
society.
We
also
evaluate
potential
development,
prospects,
application
scenarios
this
area
research.
Advanced Materials,
Год журнала:
2024,
Номер
36(37)
Опубликована: Янв. 16, 2024
This
review
outlines
the
rapid
evolution
of
flexible
perovskite
solar
cells
(f-PSCs)
to
address
urgent
need
for
alternative
energy
sources,
highlighting
their
impressive
power
conversion
efficiency,
which
increases
from
2.62%
over
24%
within
a
decade.
The
unique
optoelectronic
properties
materials
and
inherent
mechanical
flexibilities
instrumental
in
development
f-PSCs
are
examined.
Various
strategies
proposed
material
modification
device
optimization
significantly
enhance
efficiency
bending
durability.
transition
small-scale
devices
large-area
photovoltaic
modules
diverse
applications
is
discussed
addition
challenges
innovative
solutions
related
film
uniformity
environmental
stability.
provides
succinct
yet
comprehensive
insights
into
f-PSCs,
paving
way
integration
various
potential
renewable
landscape.
