Advanced Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 29, 2025
Abstract
Transition
metal
dichalcogenides
(TMDs)
offer
remarkable
potential
for
next‐generation
functional
devices,
but
achieving
ultrafast
synthesis
with
precise
structural
and
phase
control
under
ambient
conditions
remains
a
significant
challenge.
Here,
photothermal
annealing
assisted
by
graphene
oxide
is
introduced
of
TMDs
forming
heterostructure.
This
process
reaches
adjustable
temperatures
between
1
768
3
162
K
within
10
ms,
featuring
rapid
kinetics,
enabling
the
various
metastable
nanomaterials
in
air.
The
form
directly
from
precursors
above
700
K,
while
2
300
induce
carbothermic
reactions,
producing
transition
carbides
(TMCs)
core@shell
heterostructures
(TMC@TMD
TMC@carbon).
Introducing
seed
materials
like
single
metals,
oxides,
multielement/high‐entropy
alloys
enables
formation
core(seed)@shell
(TMD)
heterostructures.
resulting
composites
demonstrated
significantly
enhanced
catalytic
performance
gas
sensing
hydrogen
production.
robust
versatile
method
holds
broad
designing
advanced
heterostructure‐engineered
TMD
and/or
TMC
tailored
targeted
applications.
Cancer
remains
a
global
health
challenge,
driving
the
need
for
advanced
treatments.
While
transition
metal
dichalcogenides
(TMDs)
show
promise
in
cancer
therapy,
their
stability
and
efficacy
require
improvement.
This
study
explores
TMD-based
composites
as
solution
to
enhance
therapeutic
potential.
review
begins
by
providing
an
overview
of
TMDs
emphasizing
preparation
techniques
fundamental
properties.
The
focus
is
then
shifted
categorizing
based
on
constituent
materials,
delving
into
various
types,
such
TMD-organic,
TMD-carbon,
TMD-metal
chalcogenide,
TMD-metal,
TMD-oxide
composites,
well
more
complex
ternary
multinary
systems.
We
further
explore
key
fabrication
strategies,
including
hydrothermal/solvothermal
methods
surface
deposition/coating
techniques.
Subsequently,
applications
treatment,
chemotherapy,
photothermal
phototherapy,
integrated
combination
therapies.
Finally,
critical
challenges
field
perspectives
potential
directions
future
research
are
presented.
Inserting
intermediate
layers
in
transition
metal
dichalcogenide
heterostructures
(TMD
HSs)
has
become
an
efficient
approach
to
modulating
interlayer
charge
transfer
rates.
However,
it
could
not
only
modify
the
distance
of
but
also
potentially
alter
coupling
strength
within
HSs,
which
would
profoundly
influence
rate
opposite
direction.
Here,
gain
insight
into
dual
roles
inserted
multilayer
TMD
MoS2-nL
WSe2-MoSe2
(n
=
1-3)
HSs
were
designed
and
systemically
investigated.
Different
from
electron
tunneling
model
following
exponential
behavior,
we
demonstrate
that
coherent
dipole-dipole
between
2L
WSe2
MoSe2
occurs,
facilitating
averaged
(1/0.21
ps-1)
MoS2.
This
is
3.7
times
(an
order
magnitude)
faster
than
1/0.77
ps-1
(1/2.08
MoS2-1L
HS
(MoS2-3L
HS),
emphasizing
its
importance
device
design.
The
burgeoning
initiatives
implementing
self-driven
2D
layered
material
photodetectors
have
been
presented,
heralding
new
avenues
for
the
next-generation
integrated
and
miniaturized
optoelectronic
industry.
Applied Physics Letters,
Год журнала:
2025,
Номер
126(4)
Опубликована: Янв. 27, 2025
The
integration
of
two-dimensional
transition
metal
dichalcogenide
(TMD)
layers
into
van
der
Waals
(vdW)
heterostructures
offers
substantial
opportunities
for
both
materials
synthesis
and
device
design.
Interlayer
interactions
enable
desirable
functionalities,
manipulating
these
is
essential
optimizing
performance.
In
this
work,
we
introduce
ozone
intercalation
vdW
adopt
laser
irradiation
as
a
manipulation
tool,
creating
photoluminescence
(PL)-based
modulation
type
using
interface
engineering.
engineering
can
be
quantitatively
achieved
by
precisely
controlling
the
modification
time,
enabling
controllable
PL
intensity
from
no
quenching
to
quenching.
mechanism
behind
regulation
attributed
interlayer
exciton
suppression
introduced
being
repaired
molecule
reduction
during
treatment.
This
effective
regulatory
technique
universal
in
various
II
band-aligned
TMD
heterostructures,
providing
an
intriguing
strategy
design
systems.
