Journal of Materials Chemistry A,
Journal Year:
2019,
Volume and Issue:
7(8), P. 3941 - 3952
Published: Jan. 1, 2019
A
novel
core–shell
Co8FeS8@NG
hybrid
was
synthesized
through
a
simple,
cost
effective,
single-step
in
situ
hydrothermal
process,
exhibiting
superior
electrochemical
performance
as
advanced
electrode
materials
in
solid-state
supercapacitors.
Advanced Science,
Journal Year:
2018,
Volume and Issue:
6(2)
Published: Nov. 12, 2018
Abstract
High‐performance
fiber‐shaped
energy‐storage
devices
are
indispensable
for
the
development
of
portable
and
wearable
electronics.
Composite
pseudocapacitance
materials
with
hierarchical
core–shell
heterostructures
hold
great
potential
fabrication
high‐performance
asymmetric
supercapacitors
(ASCs).
However,
few
reports
concerning
assembly
ASCs
(FASCs)
using
cathode/anode
all
available.
Here,
cobalt‐nickel‐oxide@nickel
hydroxide
nanowire
arrays
(NWAs)
titanium
nitride@vanadium
nitride
NWAs
constructed
skillfully
directly
grown
on
carbon
nanotube
fibers
shown
to
exhibit
ultrahigh
capacity
specific
capacitance,
respectively.
The
features
outstanding
electrochemical
performances
electrode
exploited
fabricate
an
FASC
device
a
maximum
working
voltage
1.6
V,
this
exhibits
high
capacitance
109.4
F
cm
−3
(328.3
mF
−2
)
excellent
energy
density
36.0
mWh
(108.1
µWh
).
This
work
therefore
provides
strategy
constructing
heterostructured
cathode
anode
next‐generation
devices.
