The
choice
of
electrode
materials
affects
the
electrochemical
performance
supercapacitors,
and
selection
suitable
is
necessary
to
enable
industrialization
supercapacitors.
conductive
polymer
polypyrrole
well
known
researchers
for
its
excellent
properties,
but
pure
does
not
fulfill
advantages.
disadvantage
that
microstructure
molecules,
which
favorable
energy
storage
when
supercapacitors
are
being
charged
discharged,
greatly
damaged
by
contraction/expansion
molecular
chains,
directly
assembled
subsequently.
So
firstly,
we
modified
PPy
using
functional
group
nature
3-amino-4-methylene-phenylboronic
acid
(g-PPy)
give
it
more
active
sites.
Secondly,
MXene
acts
as
backbone
g-PPy,
limits
expansion
contraction
volume
improves
cycle
stability
charging
discharging.
In
contrast,
compounded
MXene/g-PPy
has
good
specific
capacitance
after
several
thousand
cycles,
due
3-amino-4-methylenebenzeneboronic
acid,
a
large
number
g-PPy
sites,
hydrophilicity
surface
interaction
with
sodium
dodecylbenzene
sulfonate
hydrogen
bonding
between
Even
10,000
charge/discharge
significantly
improved
capacity
retention
rate
98.6%.
addition,
corresponding
symmetrical
were
tested
exhibit
significant
cycling
at
low
temperature.
This
study,
therefore,
provides
method
preparation
based
electrodes
high
modifying
electrodes.
Nanoscale,
Journal Year:
2023,
Volume and Issue:
16(4), P. 1539 - 1576
Published: Dec. 1, 2023
The
development
of
advanced
cathode
materials
for
zinc-ion
batteries
(ZIBs)
is
a
critical
step
in
building
large-scale
green
energy
conversion
and
storage
systems
the
future.
Manganese
dioxide
one
most
well-studied
due
to
its
wide
range
crystal
forms,
cost-effectiveness,
well-established
synthesis
processes.
This
review
describes
recent
research
progress
manganese
dioxide-based
ZIBs,
reaction
mechanism,
electrochemical
performance,
challenges
ZIBs
are
systematically
introduced.
Optimization
strategies
high-performance
with
different
nanostructures,
morphologies,
compositions
discussed.
Finally,
current
future
directions
cathodes
envisaged.
Inorganics,
Journal Year:
2024,
Volume and Issue:
12(4), P. 112 - 112
Published: April 12, 2024
Two-dimensional
transition
metal
carbides/nitrides
(MXenes)
are
emerging
members
of
the
two-dimensional
material
family,
obtained
by
removing
A
layer
MAX
phase
through
methods
such
as
liquid-phase
etching.
This
article
summarizes
structure
and
properties
MXenes,
well
several
preparation
methods,
including
etching
with
hydrofluoric
acid
fluoride
salts,
alkali-based
etching,
electrochemical
Lewis
molten
salt
direct
synthesis.
Due
to
their
unique
surface
chemistry,
MXenes
exhibit
good
metallic
conductivity,
hydrophilicity,
excellent
flexibility,
ion
intercalation
properties,
showing
great
potential
in
research
application
supercapacitors
attracting
widespread
attention.
The
combination
MXene
other
types
materials,
polymers,
hydroxides,
oxides,
carbon
takes
advantage
composites
improve
energy
storage
performance
shows
supercapacitors.
provides
a
detailed
summary
composite
materials
capacitor
introduces
progress
field
supercapacitor
applications,
aiming
provide
references
for
high-performance
electrode
materials.
Inorganics,
Journal Year:
2025,
Volume and Issue:
13(2), P. 49 - 49
Published: Feb. 8, 2025
Hybrid
supercapacitors
(HSCs)
are
a
novel
type
of
supercapacitor
composed
battery-type
electrodes
and
capacitor-type
electrodes,
which
have
directly
transformed
the
global
energy
landscape.
On
one
hand,
they
can
replace
clean
sources
that
heavily
dependent
on
climatic
conditions
in
specific
regions,
thereby
enhancing
effective
utilization
intermittent
sources.
other
with
their
high
density
akin
to
secondary
batteries
long
lifespan
power
characteristic
supercapacitors,
perfectly
bridge
gap
between
supercapacitors.
This
article
reviews
fundamental
storage
principles
HSCs
highlights
latest
optimization
strategies
for
based
transition
metal
oxides
(TMOs)
carbon
over
past
two
years.
These
include
heteroatom
doping,
heterostructured
materials,
nanocomposites,
metal–organic
frameworks
(MOF).
Finally,
prospects
future
research
directions
discussed.
