Energy & environment materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 20, 2025
Gallium
nitride
(GaN)
single
crystal
with
prominent
electron
mobility
and
heat
resistance
have
great
potential
in
the
high
temperature
integrate
electric
power
systems.
However,
sluggish
charge
storage
kinetics
inadequate
energy
densities
are
bottlenecks
to
its
practical
application.
Herein,
self‐supported
GaN/Mn
3
O
4
integrated
electrode
is
developed
for
both
harvesting
under
environment.
The
experimental
theoretical
calculations
results
reveal
that
such
structures
Mn‐N
heterointerface
bring
abundant
active
sites
reconstruct
low‐energy
barrier
channels
efficient
transferring,
reasonably
optimizing
ions
adsorption
ability
strengthening
structural
stability.
Consequently,
assembled
GaN
based
supercapacitors
deliver
density
of
34.0
mW
cm
−2
capacitance
retention
81.3%
after
10
000
cycles
at
130
°C.
This
work
innovatively
correlates
centimeter
scale
ideal
capacity
Mn
provides
an
effective
avenue
follow‐up
applications
wide
bandgap
semiconductor.
Abstract
Flexible
electronics
has
emerged
as
a
continuously
growing
field
of
study.
Two‐dimensional
(2D)
materials
often
act
conductors
and
electrodes
in
electronic
devices,
holding
significant
promise
the
design
high‐performance,
flexible
electronics.
Numerous
studies
have
focused
on
harnessing
potential
these
for
development
such
devices.
However,
to
date,
incorporation
2D
rarely
been
summarized
or
reviewed.
Consequently,
there
is
an
urgent
need
develop
comprehensive
reviews
rapid
updates
this
evolving
landscape.
This
review
covers
progress
complex
material
architectures
based
materials,
including
interfaces,
heterostructures,
2D/polymer
composites.
Additionally,
it
explores
wearable
energy
storage
conversion,
display
touch
technologies,
biomedical
applications,
together
with
integrated
solutions.
Although
pursuit
high‐performance
high‐sensitivity
instruments
remains
primary
objective,
also
warrants
consideration.
By
combining
multiple
functionalities
into
singular
device,
augmented
by
machine
learning
algorithms,
we
can
potentially
surpass
performance
existing
technologies.
Finally,
briefly
discuss
future
trajectory
burgeoning
field.
discusses
recent
advancements
sensors
made
from
their
applications
architecture
device
design.
Journal of Materials Chemistry A,
Год журнала:
2024,
Номер
12(21), С. 12423 - 12434
Опубликована: Янв. 1, 2024
A
conjugated
microporous
polymer–graphene
composite
porous
sandwich-like
film
has
been
developed
for
flexible
supercapacitors
with
highly
efficient
electrochemical
performance.
Advanced Energy Materials,
Год журнала:
2024,
Номер
14(18)
Опубликована: Фев. 5, 2024
Abstract
A
key
challenge
in
flexible
supercapacitor
is
balancing
the
trade‐off
between
high
capacity
and
fast
charging
ability
caused
by
dense
structure‐induced
sluggish
ionic
diffusion
storage
dynamics.
Herein,
a
hydrogen‐rich
graphdiyne
(GDY)–Ti
3
C
2
T
x
electrode
reported
with
tunable
interlayer
spacing,
abundant
active
sites,
extensive
charge
nanochannels.
In
particular,
GDY–Ti
(12.6
wt.%)
has
remarkable
volumetric
capacitance
(2296
F
cm
−3
at
1
)
behavior
(1262
50
resulting
from
shortened
transport
pathways,
enhanced
rate,
facilitated
electrolyte
mass
transport.
Moreover,
an
all‐solid‐state
(ASSC)
delivers
energy
density
of
65.6
mWh
,
as
well
long‐term
deformable
cyclic
stability
retention
properties
under
harsh
conditions.
Density
functional
theory
calculations
molecular
dynamic
simulation
demonstrate
electronic
responsiveness
heterostructure
owning
to
stronger
H
+
electrostatic
attraction,
lower
migration
resistance,
accelerated
intercalation
pseudocapacitance
kinetics.
situ
X‐ray
diffraction
reveals
that
stable
Ti─O─C
bond
bridged
organic–inorganic
can
tolerate
repeated
high‐current
charge/discharge
cycling
process.
The
state‐of‐the‐art
ASSC
multiple
outputs
shows
great
potential
for
efficient
supply
practical
applications.
Nano-Micro Letters,
Год журнала:
2024,
Номер
17(1)
Опубликована: Окт. 17, 2024
With
the
rapid
development
of
flexible
wearable
electronics,
demand
for
stretchable
energy
storage
devices
has
surged.
In
this
work,
a
novel
gradient-layered
architecture
was
design
based
on
single-pore
hollow
lignin
nanospheres
(HLNPs)-intercalated
two-dimensional
transition
metal
carbide
(Ti
