Small,
Journal Year:
2023,
Volume and Issue:
19(43)
Published: June 27, 2023
Flexible
energy
storage
device
is
one
of
the
most
critical
components
as
power
source
for
wearable
electronics.
The
emergence
MXenes,
a
growing
family
2D
nanomaterials,
has
demonstrated
brand-new
possibility
flexible
storage.
However,
fabrication
MXene
films
with
satisfactory
mechanical,
electrical,
and
electrochemical
reliabilities
remains
challenging
due
to
weak
interlayer
interactions
self-restacking
sheets.
Sequential
bridging
polydopamine/polyethyleneimine-functionalized
(PDA/PEI)-coated
sheets
induce
synergistically
covalent
hydrogen
binding
connections
MXene-based
here.
By
interrupting
self-hydrogen
bonding
π-π
stacking
interactions,
introduction
long-chain
PEI
can
not
only
inhibit
massive
aggregation
PDA,
but
also
improve
continuity
interconnection
network
PDA/PEI
between
layers.
Hence,
as-prepared
MXene/PDA/PEI
composite
film
displays
high
mechanical
strength
(≈366
MPa)
which
achieves
12-fold
improvement
compared
pure
film,
well
superior
capability
(≈454
F
g-1
at
5
mV
s-1
)
rate
performance
≈48%
10
000
.
This
modulation
inserted
polymer
layers
provide
an
avenue
assembling
films,
even
be
extended
other
platelets
varied
applications.
Advanced Theory and Simulations,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 22, 2025
Abstract
In
this
study,
the
functioning
of
flexible
perovskite
solar
cells
(FPSCs)
is
examined
using
drift‐diffusion
SCAPS‐1D
simulations
under
ideal
conditions.
The
focus
on
CBz‐PAI
interlayer
at
and
hole
transport
layer
(HTL)
interface
impact
innovative
materials
for
HTLs,
electrons
layers
(ETLs),
transparent
conduction
electrodes
(TCOs),
such
as
AZO
MXene,
in
front
back
contacts.
Initially,
50
configurations
ETLs,
including
BaZrS
3
,
SnS
2
STO,
WS
ZrS
well
HTLs
ACZTSe,
CuBiS
CZGS,
D‐PBTTT‐14,
are
tested
to
identify
optimal
architecture
enhancing
device
efficiency.
incorporation
effectively
reduces
interfacial
charge
recombination,
minimizing
V
OC
losses
boosting
overall
performance.
After
further
optimization
integration
MXene
a
contact,
final
FPSC
design
(PET/ITO/AZO/ZrS
/(FAPbI
)
0.77
(MAPbBr
0.14
(CsPbI
0.09
/CBz‐PAI/CZGS/MXene‐V
C
F
achieves
an
impressive
PCE
27.17%,
setting
new
benchmark
Small,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 31, 2025
As
the
age
of
Internet
Things
(IoTs)
unfolds,
along
with
rapid
advancement
artificial
intelligence
(AI),
traditional
von
Neumann-based
computing
systems
encounter
significant
challenges
in
handling
vast
amounts
data
storage
and
processing.
Bioinspired
neuromorphic
strategies
offer
a
promising
solution,
characterized
by
features
in-memory
computing,
massively
parallel
processing,
event-driven
operations.
Compared
to
rigid
silicon-based
devices,
flexible
devices
are
lightweight,
thin,
highly
stretchable,
garnering
considerable
attention.
Among
materials
utilized
these
transition
metal
carbides/nitrides
(MXenes)
particularly
noteworthy
their
excellent
flexibility,
exceptional
conductivity,
hydrophilicity,
which
confer
remarkable
properties
upon
devices.
Herein,
comprehensive
discussion
is
provided
on
applications
MXenes
memory
This
review
covers
basic
principles
device
structures
common
parameters
emerging
as
well
synthesis,
functionalization
methods,
distinct
MXenes.
The
remaining
future
opportunities
relevant
also
presented.
can
serve
valuable
reference
lay
cornerstone
for
practical
feasible
implementation
technologies.
Chemical Physics Impact,
Journal Year:
2024,
Volume and Issue:
8, P. 100610 - 100610
Published: April 17, 2024
In
recent
years,
the
application
of
perovskites
in
photovoltaic
and
associated
sectors
has
been
experienced
remarkable
accomplishments.
Despite
significant
progress
made
so
far,
there
are
still
challenges
to
overcome
enhance
performance
address
stability
issues,
which
crucial
for
their
successful
commercialization
future.
The
utilization
a
novel
two-dimensional
(2D)
material
called
MXenes
solar
energy
applications
was
introduced
2018.
presence
cells
demonstrated
properties
such
as
carrier
mobility,
electrical
conductivity,
high
transparency,
exceptional
mechanical
strength,
adjustable
work
function.
Due
availability
various
transition
elements
surface-terminating
functional
groups,
MXene
exhibits
capability
adjust
This
characteristic
plays
role
achieving
appropriate
band
orientation
between
charge
transport
layers
absorber
layer
perovskite
(PSCs),
facilitating
efficient
extraction
collection
carriers.
Consequently,
this
review
aims
extensively
examine
diverse
advantages
offered
by
MXenes.
It
provides
comprehensive
analysis
PSCs
across
roles,
including
additives,
electron/hole
transporting
layers,
interfacial
engineering
electrodes.
Furthermore,
elucidates
underlying
mechanisms
behind
these
applications,
offering
understanding
contributions
field
PSCs.
