Abstract
Plastics
are
one
of
the
greatest
inventions
20
th
century
that
bring
convenience
to
mankind.
Owing
commercialization
plastics,
plastic
pollution
has
become
a
petrifying
environmental
issue
as
demand
for
products
overwhelms
recycling
rates.
However,
conventional
methods
(i.e.,
pyrolysis
and
gasification)
require
high
pressure
temperature
treat
waste
plastic,
resulting
in
ineluctably
energy‐waste
secondary
pollution.
On
contrary,
selective
catalylic
technologies
provide
green
approach
degrade
plastics
whilst
also
reforming
them
into
value‐added
chemicals
fuels.
In
this
review,
innovative
approaches,
including
photocatalysis,
electrocatalysis,
photoelectrocatalysis,
have
been
comprehensively
reviewed
from
perspective
sustainable
use
resources.
Distinctive
emphasis
is
placed
on
highlighting
merits
each
technology
enlightening
state‐of‐the‐art
modification
strategies
strengthen
pillars
catalytic
activities.
The
transformation
with
above
techniques
elaborated
terms
reaction
conditions
various
substrates.
With
feasibility
breakdown
displayed
study,
insights
challenges
prospects
upcycling
underscored
well
facilitate
society
moving
toward
circular
economy.
Advanced Functional Materials,
Год журнала:
2024,
Номер
34(40)
Опубликована: Апрель 16, 2024
Abstract
In
the
quest
of
renewable
energy
technologies,
solar
photoreforming
emerges
as
one
affordable
yet
challenging
process
for
converting
biomass
into
hydrogen,
hydrocarbon
fuels,
and
chemicals.
This
review
highlights
state‐of‐the‐art
photoreforming,
elucidating
its
underlying
mechanisms
conversion
dissipated
polymers
H
2
valuable
Biomass
feedstocks
such
carbohydrates,
agricultural
residues,
glycopolymers,
food
wastes,
waste
plastics
are
evaluated
based
on
their
chemical
composition,
content,
sustainability
aspects,
exploring
selection
appropriate
bio‐renewable
resources,
considering
abundance,
availability,
potential
hydrogen
production.
The
impact
diverse
parameters
efficiency
is
explored,
encompassing
factors
like
reaction
temperature,
pH,
catalyst
loading,
reactor
design,
solvent
effect,
light
intensity
across
various
sacrificial
substrates.
discussion
also
considers
correlation
with
production
rate,
selectivity,
efficiency.
buckles
design
synthesis
functional
photocatalysts
biomass‐derived
feedstock,
highlighting
photocatalytic
(PC)
properties
in
reforming
processes
related
feedstock
chemicals
biofuel.
delves
pathways
future
advancements
including
artificial
intelligence
(AI)
machine
learning
(ML),
alongside
addressing
challenges
insightful
perspectives
within
this
evolving
field
green
energy.
Angewandte Chemie International Edition,
Год журнала:
2024,
Номер
63(37)
Опубликована: Июнь 17, 2024
Abstract
The
photocatalytic
conversion
of
biomass
and
plastic
waste
provides
opportunities
for
sustainable
fuel
chemical
production.
Heterogeneous
photocatalysts,
typically
composed
semiconductors
with
distinctive
redox
properties
in
their
conduction
band
(CB)
valence
(VB),
facilitate
both
the
oxidative
reductive
valorization
organic
feedstocks.
This
article
a
comprehensive
overview
recent
advancements
photorefinery
plastics
from
perspective
photocatalysts.
We
explore
roles
VB
CB
enhancing
value‐added
via
various
pathways.
Our
aim
is
to
bridge
gap
between
mechanisms
renewable
carbon
feedstock
valorization,
inspiring
further
development
refinery
plastics.
Abstract
The
higher
amount
of
Pt
usage
and
its
poisoning
in
methanol
oxidation
reaction
acidic
media
is
a
major
setback
for
fuel
cells.
Herein,
promising
dual
application
high‐performance
electrocatalyst
has
been
developed
hydrogen
evolution
oxidation.
A
low
Pt‐content
nanoalloy
co‐doped
with
Cu,
Mn,
P
synthesized
using
modified
solvothermal
process.
Initially,
ultrasmall
≈2.9
nm
PtCuMnP
prepared
on
N‐doped
graphene‐oxide
support
subsequently,
it
characterized
several
analytical
techniques
examined
through
electrochemical
tests.
Electrochemical
results
show
that
PtCuMnP/N‐rGO
overpotential
6.5
mV
at
10
mA
cm
−2
0.3
m
H
2
SO
4
high
mass
activity
the
reaction.
For
reaction,
exhibits
robust
performance.
6.790
mg
−1
,
which
7.43
times
than
commercial
Pt/C
(20%
Pt).
Moreover,
chronoamperometry
test,
shows
exceptionally
good
stability
retains
72%
initial
current
density
even
after
20,000
cycles.
Furthermore,
outstanding
performance
along
excellent
anti‐poisoning
ability.
Hence,
bifunctional
can
be
used
efficiently
npj Materials Sustainability,
Год журнала:
2025,
Номер
3(1)
Опубликована: Янв. 16, 2025
The
accumulation
of
non-degradable
plastics
poses
a
significant
environmental
challenge.
Photoreforming
presents
promising
solution
through
plastic
upcycling.
This
review
explores
the
mechanisms
photoreforming
that
determine
product
selectivity,
emphasizing
role
polymer
molecular
structure
and
pre-treatment
techniques.
By
identifying
key
factors
affecting
reaction
dynamics,
we
aim
to
establish
optimized
frameworks
for
enhance
sustainable
waste
management,
highlighting
opportunities
improvement
innovation.
