ACS Applied Energy Materials,
Journal Year:
2023,
Volume and Issue:
6(5), P. 2728 - 2738
Published: Feb. 27, 2023
Zn-ion
hybrid
supercapacitors
(ZHSCs)
are
emerging
charge
storage
devices
that
inherit
many
of
the
advantages
and
batteries.
However,
problems
such
as
unsatisfactory
cycling
stability
low
energy
density
need
to
be
solved
urgently,
which
can
accomplished
by
developing
cathode
materials
with
excellent
properties.
Herein,
we
report
development
performance-enhanced
ZHSCs
obtained
incorporating
N
S
heteroatoms
into
orange
peel-based
hierarchical
porous
carbon
(NS-OPC)
facilitate
Zn2+
adsorption.
The
results
ex
situ
photoelectron
spectroscopy
X-ray
diffraction
demonstrated
presence
−OH
chemisorbed
Zn4SO4(OH)6·5H2O
during
charging
discharging,
respectively.
Density
functional
theory
calculations
show
double
doping
promote
chemisorption/desorption
kinetics
thus
electrochemical
C
materials.
Impressively,
when
used
assemble
ZHSCs,
device
still
has
an
53.9
Wh
kg–1,
a
high
power
6063.75
W
86.2%
capacity
retention
after
10,000
cycles.
This
study
not
only
provides
reasonable
technique
for
superior
C-based
electrode
but
also
contributes
understanding
process
in
heteroatom-doped
Advanced Energy Materials,
Journal Year:
2022,
Volume and Issue:
13(3)
Published: Dec. 2, 2022
Abstract
One
of
the
most
exciting
new
developments
in
energy
storage
technology
is
Zn‐ion
hybrid
supercapacitors
(ZHSCs).
ZHSCs
combine
batteries
with
(SCs)
to
address
and
power
needs
portable
devices
electric
automobiles.
Low
density
development
cathode
material
are
significant
issues
for
ZHSCs.
This
review
provides
an
in‐depth
investigation
charge
mechanisms
from
SCs
The
advantages/disadvantages
ZHSCs,
recent
materials,
design
device
fabrications
critically
summarized.
New
materials
should
be
developed
achieve
high
while
preserving
inherent
capability
stability.
People
increasingly
engage
smart
electronic
gadgets,
demanding
flexible,
resilient,
highly
safe
devices.
ZHSC
has
emerged
as
a
complete
alternative
risky
sodium‐ion/lithium‐ion
technologies.
An
overview
all
reported
carbon‐based,
biomass‐derived
carbons,
metal
oxides,
MOFs,
COFs,
MXenes,
graphene,
composite
employed
comprehensively
provided.
Furthermore,
micro,
wire‐shaped,
printed,
photo‐rechargeable
also
examined
their
practical
challenges.
anticipated
offer
valuable
recommendations
designing
manipulating
high‐performance
real‐world
applications.
Advanced Functional Materials,
Journal Year:
2022,
Volume and Issue:
32(40)
Published: Aug. 7, 2022
Abstract
Activated
carbons
are
one
of
the
most
important
classes
high‐surface‐area
porous
materials.
Owing
to
their
unique
structure,
low
price,
and
large‐scale
production
technology,
these
have
been
traditionally
used
as
sorbents
for
eliminating
contamination.
In
past
decade,
many
innovations
seen
in
synthesis,
applications,
theoretical
experimental
methods.
Herein,
a
comprehensive
review
up‐to‐date
progress
activated
is
presented
from
viewpoint
synthetic
chemistry
materials
science.
First,
critical
textural
properties
discussed,
with
special
emphasis
on
texture,
heteroatom
doping,
surface
functional
groups,
partial
graphitization.
Next,
advanced
strategies
summarized.
Special
attention
given
reaction
mechanism
between
activating
agents
carbon
sources,
well
design
controlled
forms
morphology.
Then,
applicability
various
emerging
fields
covered,
including
supercapacitors,
capacitive
deionization,
batteries,
electrocatalysis,
capture.
particular,
this
highlights
potential
synthesis–structure–property
correlations
Finally,
we
present
future
challenges
outlook
success
energy
environmental
