Small,
Journal Year:
2023,
Volume and Issue:
19(40)
Published: May 31, 2023
Abstract
Heteroatom‐doped
porous
carbon
materials
with
distinctive
surface
properties
and
capacitive
behavior
have
been
accepted
as
promising
candidates
for
supercapacitor
electrodes.
Currently,
the
researches
mainly
focus
on
developing
facile
synthetic
method
unveiling
structure‐activity
relationship
to
further
elevate
their
performance.
Here,
B,
N
co‐doped
sheet
(BN‐PCS)
is
constructed
by
one‐pot
pyrolysis
of
agar
in
KCl/KHCO
3
molten
salt
system.
In
this
process,
urea
acts
directing
agent
guide
formation
2D
morphology,
decomposition
KHCO
boric
acid
creates
rich
micro‐
mesopores
framework.
The
specific
capacitance
optimized
BN‐PCS
reaches
361.1
F
g
−1
at
a
current
density
0.5
A
an
aqueous
KOH
electrolyte.
Impressively,
fabricated
symmetrical
affords
maximum
energy
43.5
Wh
kg
power
375.0
W
1.0
mol
L
TEABF
4
/AN
It
also
achieves
excellent
long‐term
stability
retention
91.1%
Columbic
efficiency
100%
over
10
000
cycles.
This
study
indicates
effective
engineering
advanced
high‐performance
storage
devices.
Advanced Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 10, 2025
Abstract
New
carbon‐based
materials
(CMs)
are
recommended
as
attractively
active
due
to
their
diverse
nanostructures
and
unique
electron
transport
pathways,
demonstrating
great
potential
for
highly
efficient
energy
storage
applications,
electrocatalysis,
beyond.
Among
these
newly
reported
CMs,
metal–organic
framework
(MOF)‐derived
CMs
have
achieved
impressive
development
momentum
based
on
high
specific
surface
areas,
tunable
porosity,
flexible
structural‐functional
integration.
However,
obstacles
regarding
the
integrity
of
porous
structures,
complexity
preparation
processes,
precise
control
components
hinder
regulation
interface
engineering
in
CMs.
In
this
context,
review
systematically
summarizes
latest
advances
tailored
types,
processing
strategies,
energy‐related
applications
MOF‐derived
focuses
structure‐activity
relationship
metal‐free
carbon,
metal‐doped
metallide‐doped
carbon.
Particularly,
intrinsic
correlation
evolutionary
behavior
between
synergistic
interaction
micro/nanostructures
species
with
electrochemical
performances
emphasized.
Finally,
insights
perspectives
relevant
research
presented,
future
prospects
challenges
discussed,
providing
valuable
guidance
boost
high‐performance
electrodes
a
broader
range
application
fields.
