Advanced Functional Materials,
Год журнала:
2023,
Номер
33(50)
Опубликована: Сен. 19, 2023
Abstract
MBenes
are
post‐MXene
materials
that
contain
boron
in
their
structure
instead
of
carbon
and
nitrogen.
This
unique
composition
offers
an
opportunity
to
explore
the
role
performance
2D
materials.
However,
wet‐chemical
etching
delamination
starting
MoAlB
phase
challenging
due
persistent
bonding
aluminum
atoms
with
neighboring
elements.
Herein,
it
is
overcome
by
processing
for
24,
48,
72
h
aqueous
HCl/H
2
O
solution.
The
time‐wise
delivers
individual
single‐to‐few
layered
48‐MBene
flakes.
theoretical‐to‐experimental
XRD
analysis
revealed
best‐delaminated
having
Mo
B
orthorhombic
lattice
arrangement.
presence
oxide
allows
direct
1.2
eV
indirect
0.2
optical
band
gaps
outstanding
photocatalytic
activity
decomposing
methylene
blue
as
a
model
organic
contaminant.
photocatalyst
achieves
about
90%
MB
decomposition
under
ultraviolet
simulated
white
light
irradiation
three
times
faster
kinetics
outperforming
even
hybridized
MXenes.
In
addition,
appeared
best
suited
utilize
full
spectrum
visible
into
reactive
oxygen
species.
Conversely,
24‐MBene
72‐MBene
shows
incomplete
or
oxidation,
hampering
activity.
obtained
results
open
experimental
pathway
apply
environmental
remediation.
Materials Advances,
Год журнала:
2024,
Номер
5(9), С. 3535 - 3562
Опубликована: Янв. 1, 2024
This
paper
presents
a
comprehensive
overview
of
the
current
landscape
self-powered
photodetectors,
emphasizing
emerging
role
transition
metal
dichalcogenides
(TMDCs)
as
promising
materials
for
addressing
their
growing
need
in
this
field.
Abstract
Lithium‐sulfur
(Li‐S)
batteries
are
recognized
as
a
most
promising
energy
storage
technology
for
their
high
theoretical
density,
abundant
sulfur
resources,
and
environmental
friendliness.
Nonetheless,
practical
applications
of
Li‐S
currently
hindered
by
obstacles
such
the
shuttle
effect
lithium
polysulfides
(LiPSs),
sluggish
reaction
kinetics,
formation
Li
dendrites.
Heterostructured
electrocatalysts
can
achieve
synergistic
adsorption‐catalysis
LiPSs
regulating
component
composition
to
accelerate
electrochemical
guide
uniform
deposition
Li.
Electrospinning
has
emerged
versatile
approach
precise
fabrication
heterostructured
nanomaterials,
advantages
including
tunable
composition,
controlled
fiber
diameter,
diverse
pore
structures,
flexible
morphological
heterogeneous
interfacial
design.
In
this
contribution,
latest
research
progress
on
heterostructures
constructed
electrospinning
is
reviewed.
Initially,
definition
outlined
mechanisms
promote
kinetics
in
analyzed.
Subsequently,
principles
influencing
factors
constructing
based
discussed.
The
application
cathodes,
separators,
anodes
further
comprehensively
Finally,
issues
identified,
corresponding
effective
solutions
provided.
This
review
intended
inspire
design
construction
efficient
batteries.
ACS Applied Materials & Interfaces,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 10, 2025
Two-dimensional
van
der
Waals
heterostructures
with
exotic
quantum
phenomena
have
garnered
a
huge
surge
in
the
field
of
optoelectronic
devices.
Herein,
we
report
spectroscopic
evidence
efficient
interfacial
charge
transfers
at
interface
novel
2D/2D
V4C3Tx
MXene/protonated
g-C3N4
(PCN)
heterostructured
thin
film,
demonstrating
robust
photosensitivity
and
large
exciton
activation
energy
139.5
meV.
Through
temperature-dependent
photoluminescence
(PL)
time-resolved
PL
spectroscopy,
unravel
photophysical
mechanism
driving
transfer
V4C3Tx/PCN
heterostructures.
These
exhibit
superior
to
white
UV
light
compared
either
PCN
or
pristine
materials.
Additionally,
observed
significant
quenching
unusual
negative
thermal
extended
carrier
lifetime
across
broad
temperature
range
70–370
K.
Notably,
elevated
370
K,
was
enhanced
by
more
than
2-fold,
making
promising
for
applications.
This
work
provides
critical
insight
into
between
MXene
PCN,
opening
new
avenue
rationally
designing
g-C3N4-based
highly
photosensitive
ACS Applied Materials & Interfaces,
Год журнала:
2023,
Номер
15(37), С. 44075 - 44086
Опубликована: Сен. 8, 2023
Solution-based
processing
offers
advantages
for
producing
thin
films
due
to
scalability,
low
cost,
simplicity,
and
benignity
the
environment.
Here,
we
develop
conductive
photoactivated
self-cleaning
reduced
graphene
oxide
(rGO)/Ti3CNTx
MXene
via
spin
coating
under
ambient
conditions.
The
addition
of
a
rGO
layer
on
top
Ti3CNTx
resulted
in
up
45-fold
improvement
environmental
stability
film
compared
bare
film.
optimized
rGO/Ti3CNTx
exhibits
an
optical
transmittance
74%
visible
region
spectrum
sheet
resistance
19
kΩ/sq.
show
high
rhodamine
B
discoloration
activity
upon
light
irradiation.
Under
UV
irradiation,
electrically
combination
with
situ
formed
semiconducting
titanium
induces
photogenerated
charge
carriers,
which
could
potentially
be
used
photocatalysis.
On
other
hand,
transparency,
white
irradiation
can
bleach
adsorbed
dye
photolysis.
This
study
opens
door
using
as
multifunctional
coatings
properties.
Advanced Functional Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Сен. 17, 2024
Abstract
Currently,
over
60%
of
the
world's
population
lives
in
cities.
Urban
living
has
many
advantages
but
there
are
also
challenges
regarding
need
for
smart
urbanization.
The
next
generation
tunable
2D
nanomaterials,
called
MXenes,
is
critical
enabling
technology
that
can
bring
current
urban
thinking
to
level,
a
city.
city
novel
concept
based
on
framework
self‐sufficient
technologies
interactive
and
responsive
citizens’
needs.
In
this
perspective,
MXene‐enabled
sustainable
development
discussed.
They
advance
self‐sufficient,
adaptive,
buildings
minimize
resource
consumption,
solving
deficiency
essential
resources
such
as
clean
energy,
water,
air.
MXenes
at
cutting
edge
technological
limitations
associated
with
Internet
Things
(IoT)
telemedicine,
combining
diverse
properties
offering
multitasking.
It
foreseen
have
bright
future
contributing
concept.
Therefore,
roadmap
presented
demonstrating
practical
feasibility
Altogether,
study
promotes
role
advancing
well‐being
citizens
by
raising
quality
level.
