Property–Performance Relationship of Waste Floral Foam‐Derived Nanoporous Carbon as Metal‐Free Oxygen Evolution Reaction and Hydrogen Evolution Reaction Electrocatalyst: Implications of N and S Doping
Energy Technology,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 9, 2025
Designing
electrocatalysts
with
high‐performance
potential
requires
a
thorough
investigation
of
the
relationships
between
property
changes
and
electrocatalytic
activity.
This
study
compares
effect
N‐doping
N,
S‐codoping
on
properties
waste
floral
foam
derived
pristine
nanoporous
carbon
to
enhance
modulates
textural,
structural,
chemical
that
are
preferable
oxygen
evolution
reaction
(OER)
hydrogen
(HER)
performance.
S‐codoped
having
large
surface
area
(1231
m
2
g
−1
),
higher
content
defects,
OH−,
CO,
pyridinic
N
exhibits
superior
OER
HER
activity
overpotentials
290
−180
mV,
respectively
at
10
mA
cm
−2
,
emphasizing
synergetic
dual
atoms
nitrogen
(N)
sulfur
(S)
in
enhancing
The
work
proposed
here
presents
implementation
“waste‐to‐energy”
through
repurposing
into
as
metal‐free
bifunctional
electrocatalyst
for
HER.
Язык: Английский
Waste floral foam to nanoporous activated carbon for efficient CO2 capture: An investigation on the property-performance correlation of KOH impregnation
Waste Management Bulletin,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 1, 2025
Язык: Английский
Agriculture biomass-derived carbon materials for their application in sustainable energy storage
Carbon letters,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 4, 2025
Язык: Английский
Tailoring Pore Architecture and Heteroatom Functionality of Polymeric Waste-Derived Nanoporous Carbon for CO2 Capture Applications
Industrial & Engineering Chemistry Research,
Год журнала:
2024,
Номер
63(42), С. 17961 - 17971
Опубликована: Окт. 15, 2024
This
study
proposes
upcycling
polymeric
waste,
i.e.,
waste
floral
foam,
into
high-performance
nanoporous
carbon
that
efficiently
captures
CO2.
paper
presents
strategies
for
improving
the
properties
of
carbon,
which
aid
in
a
superior
CO2
capture
performance.
Initially,
pristine
was
produced
from
foam
using
various
KOH
impregnation
ratios.
The
with
1:2
(waste
foam:KOH)
ratio
exhibiting
optimal
capability
further
advanced
through
single
and
dual
atom
doping.
doping
N
codoping
N,S
atoms
altered
its
textural
surface
chemical
properties,
making
them
efficient
capture.
Comparative
studies
(NC-x),
N-doped
(N-NC2),
N,S-codoped
(N,S-NC2)
demonstrate
superiority
N-doping.
exhibited
largest
ultramicroporosity
(0.3100
cm3/g,
63.43%)
highest
heteroatom
content
(34.94
atomic
%),
contributing
to
enhanced
(4.54
mmol/g).
Implementing
"waste-to-depollution"
approach,
this
research
lays
groundwork
producing
low-cost,
environmentally
friendly
remarkable
attributes.
Язык: Английский