Gels,
Год журнала:
2024,
Номер
10(12), С. 803 - 803
Опубликована: Дек. 6, 2024
Flexible
solid-state-based
supercapacitors
are
in
demand
for
the
soft
components
used
electronics.
The
increased
attention
paid
toward
solid-state
electrolytes
could
be
due
to
their
advantages,
including
no
leakage,
special
separators,
and
improved
safety.
Gel
polymer
(GPEs)
preferred
energy
storage
field,
likely
owing
safety,
lack
of
compatibility
with
various
separators
as
well
higher
ionic
conductivity
(IC)
than
traditional
solid
electrolytes.
This
review
covers
classification,
properties,
configurations
different
GPE-based
recent
advancements
that
have
occurred
this
area
storage.
Ionic
liquid
(IL)-based
materials
popular
GPEs
electrochemical
can
prepare
unprecedented
flexible
great
IC
wide
potential
range.
A
comparative
assessment
GPEs-based
reveals
a
majority
them,
value
specific
capacitance
is
generally
under
1000
F
g−1,
density
reaches
around
125
Wh
kg−1,
power
seen
less
1500
W
kg−1.
results
research
serve
an
essential
reference
upcoming
scholars,
significantly
improve
our
comprehension
efficacy
GPE-containing
supercapacitors.
Case Studies in Chemical and Environmental Engineering,
Год журнала:
2024,
Номер
10, С. 100890 - 100890
Опубликована: Авг. 8, 2024
This
study
investigated
a
gas
adsorbent
film
based
on
the
AC/MgO/Fe2O3/TiO2/ZnO/Zeolite
nanocomposite
for
NO,
CO,
and
SO2
removal.
The
adsorption
in
absorbent
presence
absence
of
plasma
at
room
temperature
have
been
compared.
results
indicated
rapid
reduction
CO
concentration,
decreasing
from
1500
ppm
to
200
(in
plasma)
ppm–50
within
just
1
minute.
notably
enhanced
removal
efficiencies
pollutant
gases
showed
efficiency
92
%,
95
97
%
SO2,
gas,
respectively.
Furthermore,
finding
reveals
that
environment
enhances
effectiveness
all
three
gases,
resulting
an
approximate
12
increase
efficiency.
analysis
capacities
revealed
exhibited
lowest
capacity,
whereas
demonstrated
highest
capacity.
findings
this
research
offer
valuable
insights
into
layers
impact
environments
films
future
researchers.
ACS Applied Nano Materials,
Год журнала:
2024,
Номер
7(16), С. 19668 - 19676
Опубликована: Авг. 12, 2024
Glucose
can
form
carbon
material
under
hydrothermal
conditions.
Thus,
carbon-layer-coated
nickel
sulfide
nanoparticles
were
prepared
using
a
one-step
method
with
as
the
primary
phase.
The
effect
of
glucose
mass
on
structure
and
electrochemical
properties
was
studied
in
detail.
size
decreased
after
surface
coated
by
layer,
forming
uniform
spherical
particles
200–300
nm.
layer
thickness
∼3
nitrogen
adsorption–desorption
test
revealed
that
specific
area
pristine
2.7
m2
g–1.
Under
optimal
conditions,
(NixSy-0.5)
depicted
15.2
high
provided
additional
electrochemically
active
sites.
glucose-derived
could
be
utilized
conductive
agent
to
enhance
electron
transport
electrode.
Electrochemical
results
capacitance
NixSy-0.5
612.5
C
g–1
at
1
A
g–1,
higher
than
(381.7
g–1).
hybrid
supercapacitor
(HSC)
assembled
positive
electrode
commercial
activated
(AC)
negative
exhibited
energy
density
47
Wh
kg–1.
retention
rate
is
(99%)
20
000
cycles.
This
study
demonstrated
simultaneous
preparation
sulfide–carbon
composites
feasible
strategy
for
preparing
economical
efficient
materials.
E3S Web of Conferences,
Год журнала:
2025,
Номер
610, С. 01004 - 01004
Опубликована: Янв. 1, 2025
The
compelling
necessity
for
sustainable
energy
storage
solutions
has
propelled
the
advancement
of
high-performance
strategies.
Conventional
carbon
materials
derived
from
fossils
sources
cause
limitations
being
high
rate,
processing
challenges,
and
potential
harm.
Conversely,
activated
sourced
biomass
emerged
as
a
promising
substitute
due
to
its
abundant
presence
in
nature,
content,
ease
with
minimal
toxicity.
This
study
outlines
production
matured
bark
Acacia
catechu
through
sequence
processes,
including
pre-carbonization,
carbonization,
activation
at
varying
temperatures
utilizing
potassium
hydroxide
(KOH)
an
activating
agent.
prepared
specimen
underwent
analysis
using
diverse
methods
such
iodine
methylene
blue
number
techniques,
XRD,
FTIR-test,
Raman
test,
TEM,
capacity
was
appraised
via
CV,
GCD,
EIS,
CV
stability
tests
paying
three-electrode
arrangement.
synthesized
800
°C
(KBAC-8)
demonstrated
specific
capacitance
264.51
F/g
1
A/g,
outstanding
retention
94.64%
superior
coulombic
efficiency
equated
KBAC-6
KBAC-4.
Overall
results
suggest
relevance
KBAC-8
supercapacitor
applications
subordinate
resistance.
