As
one
of
the
most
outstanding
allotropes
carbon
assembled
with
a
cylindrical
nanostructure,
nanotubes
(CNTs)
have
attracted
extensive
attention
in
areas
material
science
and
engineering
due
to
their
unique
structural
characteristics
physicochemical
properties.
Very
recently,
versatile
hierarchical
CNT‐based
photocatalysts
are
considerable
interest
current
research
applications
ranging
from
fuel
generation
environmental
purification.
Therefore,
it
is
necessary
summarize
provide
essential
references
for
continuous
study.
In
this
review,
different
design
strategies
flexible
functionalizations
prototype
construction
described
typical
research,
especially
structure‐related
or
electronic‐effected
mechanism
photocatalytic
reaction
pollutants
degradation,
water
splitting,
CO
2
reduction
overviewed.
Finally,
various
aspects
discussed
future
developments
commercial
applications.
ACS Nano,
Год журнала:
2022,
Номер
16(9), С. 13370 - 13429
Опубликована: Сен. 12, 2022
Photocatalytic
water
splitting,
CO2
reduction,
and
pollutant
degradation
have
emerged
as
promising
strategies
to
remedy
the
existing
environmental
energy
crises.
However,
grafting
of
expensive
less
abundant
noble-metal
cocatalysts
on
photocatalyst
materials
is
a
mandatory
practice
achieve
enhanced
photocatalytic
performance
owing
ability
extract
electrons
efficiently
from
enable
rapid/enhanced
catalytic
reaction.
Hence,
developing
highly
efficient,
inexpensive,
noble-metal-free
composed
earth-abundant
elements
considered
noteworthy
step
toward
considering
photocatalysis
more
economical
strategy.
Recently,
MXenes
(two-dimensional
(2D)
transition-metal
carbides,
nitrides,
carbonitrides)
shown
huge
potential
alternatives
for
cocatalysts.
several
excellent
properties,
including
atomically
thin
2D
morphology,
metallic
electrical
conductivity,
hydrophilic
surface,
high
specific
surface
area.
In
addition,
they
exhibit
Gibbs
free
intermediate
H
atom
adsorption
close
zero
than
that
commercial
Pt-based
cocatalyst,
Fermi
level
position
above
H2
generation
potential,
an
capture
activate
molecules.
Therefore,
there
growing
interest
in
MXene-based
various
events.
this
review,
we
focus
recent
advances
synthesis
with
0D
morphologies,
stability
MXenes,
photocatalysts
evolution,
degradation.
The
challenges
possible
future
directions
enhance
are
also
discussed.
RSC Applied Interfaces,
Год журнала:
2023,
Номер
1(1), С. 43 - 69
Опубликована: Сен. 27, 2023
Semiconductor
heterojunctions
are
pivotal
in
determining
the
overall
photocatalytic
efficiency.
This
review
explores
recent
advances
diverse
heterojunction
types,
charge
transfer
mechanisms
and
materials.
Advanced Functional Materials,
Год журнала:
2024,
Номер
34(19)
Опубликована: Янв. 17, 2024
Abstract
Photocatalytic
CO
2
reduction
into
renewable
hydrocarbon
fuels
is
a
green
solution
to
address
emission
and
energy
issues
simultaneously.
However,
the
fast
recombination
of
photogenerated
charge
carriers
sluggish
surface
reaction
kinetics
restrict
efficiency
photocatalytic
reduction.
The
emergence
2D
MXenes
has
potential
in
improving
reduction,
owing
their
high
electrical
conductivity,
flexible
structural
properties,
abundant
active
sites.
Hence,
this
review
will
concisely
summarize
highlight
recent
advances
MXenes‐based
photocatalysts
used
First,
synthesis
properties
briefly
introduced.
Second,
mechanism
photoreduction
along
with
roles
are
summarized,
including
promoting
adsorption
,
enhancing
separation
photo‐induced
carriers,
acting
as
robust
support,
photothermal
effect.
Third,
different
kinds
such
MXenes/metal
oxides,
MXenes/nitrides,
MXenes/LDH,
MXenes/perovskite,
MXene‐derived
for
classified
via
type
semiconductors.
Finally,
challenges
perspectives
also
presented,
exploring
suitable
machine
learning,
uncovering
structure‐activity
relationship
by
situ,
time‐
space‐resolved
characterization
techniques,
anti‐oxidization
ability,
scale‐up
applications.
Environmental Science and Ecotechnology,
Год журнала:
2024,
Номер
21, С. 100427 - 100427
Опубликована: Апрель 25, 2024
Plastic
waste
discarded
into
aquatic
environments
gradually
degrades
smaller
fragments,
known
as
microplastics
(MPs),
which
range
in
size
from
0.05
to
5
mm.
The
ubiquity
of
MPs
poses
a
significant
threat
ecosystems
and,
by
extension,
human
health,
these
particles
are
ingested
various
marine
organisms
including
zooplankton,
crustaceans,
and
fish,
eventually
entering
the
food
chain.
This
contamination
threatens
entire
ecological
balance,
encompassing
safety
health
systems.
Consequently,
developing
effective
MP
removal
technologies
has
emerged
critical
area
research.
Here,
we
summarize
mechanisms
recently
reported
strategies
for
removing
ecosystems.
Strategies
combining
physical
chemical
pretreatments
with
microbial
degradation
have
shown
promise
decomposing
MPs.
Microorganisms
such
bacteria,
fungi,
algae,
specific
enzymes
being
leveraged
remediation
efforts.
Recent
advancements
focused
on
innovative
methods
membrane
bioreactors,
synthetic
biology,
organosilane-based
techniques,
biofilm-mediated
remediation,
nanomaterial-enabled
strategies,
nano-enabled
demonstrating
substantial
potential
enhance
efficiency.
review
aims
stimulate
further
innovation
methods,
promoting
environmental
social
well-being.
