Journal of Saudi Chemical Society,
Год журнала:
2023,
Номер
27(6), С. 101753 - 101753
Опубликована: Окт. 18, 2023
It
is
highly
desirable
and
of
utmost
importance
to
find
eco-friendly
green
approaches
for
a
sustainable
environment.
Nowadays
researchers
from
different
communities
have
determined
that
it
economical
demanding
synthesize
nanomaterials
by
utilizing
plants,
fruits,
yeast,
algae,
fungi,
other
techniques
as
stabilizers
mediators.
Compared
the
chemical
synthesis
techniques,
plant-mediated
approach
considered
an
eco-friendly,
efficient,
easy,
stable,
cost-effective
means
nanomaterials.
Among
various
nano-size
materials,
Graphitic
carbon
nitride,
g-C3N4,
(CN)
belongs
new
class
multifunctional
metal-free
n-type
semiconductors.
has
polymeric
structure
with
many
potential
applications
in
agriculture
energy
sectors
fields.
So,
explore
their
utilization
nanomaterials,
especially
g-C3N4.
In
this
review,
we
comprehensively
explored
g-C3N4
based
preparation,
properties,
applications,
opportunities.
Adding
more,
study
aims
all
feasible
approaches,
characterization
modification
methods.
Apart
this,
current
statutes
future
prospectus
are
also
explored.
Finally,
work
will
open
gateway
Polymers,
Год журнала:
2022,
Номер
14(10), С. 2056 - 2056
Опубликована: Май 18, 2022
The
global
energy
demand
is
expected
to
increase
by
30%
within
the
next
two
decades.
Plastic
thermochemical
recycling
a
potential
alternative
meet
this
tremendous
because
of
its
availability
and
high
heating
value.
Polypropylene
(PP)
polyethylene
(PE)
are
considered
in
study
their
substantial
worldwide
category
plastic
wastes.
Two
cases
were
modeled
produce
hydrogen
from
waste
plastics
using
Aspen
Plus®.
Case
1
base
design
containing
three
main
processes
(plastic
gasification,
syngas
conversion,
acid
gas
removal),
where
results
validated
with
literature.
On
other
hand,
case
2
integrates
gasification
steam
methane
reforming
(SMR)
enhance
overall
production.
then
analyzed
terms
values,
production
rates,
efficiency,
greenhouse
emissions,
process
economics.
reveal
that
produces
5.6%
more
than
1.
efficiency
was
enhanced
4.13%.
reduces
CO2
specific
emissions
4.0%
lowers
cost
29%.
This
reduction
H2
confirms
dominance
integrated
model
over
standalone
model.
Advanced Functional Materials,
Год журнала:
2022,
Номер
33(8)
Опубликована: Дек. 20, 2022
Abstract
Metal–organic
frameworks
(MOFs)
have
emerged
as
ideal
multifunctional
platforms
for
renewable
hydrogen
(H
2
)
energy
applications
owing
to
their
tunable
chemical
compositions
and
structures
high
porosity.
Their
advanced
component
species
porous
structure
contribute
greatly
the
enhanced
activity,
electrical
conductivity,
photo
response,
charge‐hole
separation
efficiency,
structural
stability
of
MOF
materials,
which
are
promising
practical
H
economy.
In
this
review,
we
mainly
introduce
design
strategies
enhancement
electro‐/photochemical
behaviors
or
adsorption
performance
materials
production,
storage,
utilization
from
compositional
perspective.
Following
these
engineering
strategies,
correlation
between
composition
property‐structure‐performance
pristine
MOFs
composite
with
components
is
illustrated.
Finally,
challenges
directions
future
development
related
composites
economy
provided.
The Chemical Record,
Год журнала:
2022,
Номер
22(7)
Опубликована: Апрель 26, 2022
Abstract
Among
several
known
zeolites,
silicoaluminophosphate
(SAPO)‐34
zeolite
exhibits
a
distinct
chemical
structure,
unique
pore
size
distribution,
and
chemical,
thermal,
ion
exchange
capabilities,
which
have
recently
attracted
considerable
research
attention.
Global
carbon
dioxide
(CO
2
)
emissions
are
serious
environmental
issue.
Current
atmospheric
CO
level
exceeds
414
parts
per
million
(ppm),
greatly
influences
humans,
fauna,
flora,
the
ecosystem
as
whole.
Zeolites
play
vital
role
in
removal,
recycling,
utilization.
This
review
summarizes
properties
of
SAPO‐34
its
capture
separation
from
air
natural
gas.
In
addition,
due
to
their
high
thermal
stability
catalytic
nature,
conversions
into
valuable
products
over
single
metal,
bi‐metallic,
tri‐metallic
catalysts
oxides
supported
on
were
also
summarized.
Considering
these
accomplishments,
substantial
problems
related
discussed,
future
recommendations
offered
detail
predict
how
could
be
employed
for
greenhouse
gas
mitigation.
The Chemical Record,
Год журнала:
2022,
Номер
22(7)
Опубликована: Апрель 14, 2022
Abstract
As
the
world
moves
towards
renewable
and
sustainable
energy
sources,
need
for
systems
that
can
quickly
safely
store
this
is
also
rising.
Supercapacitors
(SCs)
are
among
most
promising
alternatives
to
conventional
lithium‐ion
batteries.
SCs
more
stable,
have
higher‐power
densities,
be
charged
much
faster.
However,
their
issues,
three
of
main
drawbacks
current
1)
lower
2)
high
cost
production,
3)
safety
concerns
in
wearable
devices.
In
review,
we
discuss
recent
progress
made
supramolecule‐based
(SSCs).
supramolecular
systems,
molecules
held
stable
using
non‐covalent‐type
bonds.
This
allows
a
flexible
system
which
molecular
interaction
sites
easily
break
reform
at
low
energy,
allowing
exposure
highly
active
self‐healing.
When
heterometal
atoms
introduced
into
these
further
activation
metal
through
metal‐metal
along
with
metal‐ligand
interactions.
review
discusses
different
types
SSCs
(carbon‐based
metal‐incorporated)
been
utilized
years
depending
on
synthesis
process.
The
working
principle
utilization
elements
enhance
performance
discussed.
