Sensors,
Journal Year:
2022,
Volume and Issue:
22(7), P. 2516 - 2516
Published: March 25, 2022
Liquid
metal
(LM)
has
attracted
prominent
attention
for
stretchable
and
elastic
electronics
applications
due
to
its
exceptional
fluidity
conductivity
at
room
temperature.
Despite
progress
in
this
field,
a
great
disparity
remains
between
material
fabrication
practical
on
account
of
the
high
surface
tension
unavoidable
oxidation
LM.
Here,
composition
nanolization
liquid
can
be
envisioned
as
effective
solutions
processibility-performance
dilemma
caused
by
tension.
This
review
aims
summarize
strategies
fabrication,
processing,
application
LM-based
nano-composites.
The
intrinsic
mechanism
superiority
method
will
further
extend
capabilities
printable
ink.
Recent
nano-composites
printing
are
also
provided
guide
large-scale
production
electronics.
Journal of Hazardous Materials,
Journal Year:
2023,
Volume and Issue:
451, P. 131184 - 131184
Published: March 11, 2023
The
adverse
effects
of
NO2
on
the
environment
and
human
health
promote
development
high-performance
gas
sensors
to
address
need
for
monitoring.
Two-dimensional
(2D)
metal
chalcogenides
have
been
considered
an
emerging
group
NO2-sensitive
materials,
while
incomplete
recovery
low
long-term
stability
are
two
major
hurdles
their
practical
implementation.
transformation
into
oxychalcogenides
is
effective
strategy
alleviate
these
drawbacks,
but
usually
requires
multiple-step
synthesis
lacks
controllability.
Here,
we
prepare
tailorable
2D
p-type
gallium
oxyselenide
with
thicknesses
3-4
nm,
through
a
single-step
mechanochemical
that
combines
in-situ
exfoliation
oxidation
bulk
crystals.
optoelectronic
sensing
performances
such
different
oxygen
contents
investigated
at
room
temperature,
in
which
GaSe0.58O0.42
exhibits
largest
response
magnitude
82.2%
towards
10
ppm
irradiation
UV,
full
reversibility,
excellent
selectivity,
long
term
least
one
month.
Such
overall
significantly
improved
over
those
reported
oxygen-incorporated
chalcogenide-based
sensors.
This
work
provides
feasible
approach
manner
demonstrates
great
potential
room-temperature
fully
reversible
sensing.
ACS Applied Nano Materials,
Journal Year:
2024,
Volume and Issue:
7(3), P. 3229 - 3238
Published: Jan. 29, 2024
Detecting
trace-level
nitrogen
dioxide
(NO2)
in
real
time
is
critical
due
to
its
adverse
impact
on
human
health
and
the
environment.
However,
achieving
a
fast
response,
high
sensitivity
selectivity,
excellent
stability
NO2
detection
remains
challenge.
Two-dimensional
(2D)
metal
chalcogenides
are
promising
for
gas
sensing,
but
their
practical
use
thwarted
by
issues
like
insufficient
recovery
poor
stability.
As
an
alternative,
it
anticipated
that
2D
oxychalcogenides,
emerging
class
of
gas-sensing
semiconductor
materials,
offer
favorable
characteristics.
In
this
work,
p-type
gallium
oxyselenide
nanosheets
tailored
with
various
oxygen
concentrations
synthesized
regulating
annealing
temperature
selenide.
We
find
sensor
based
GaSe0.31O0.69
exhibits
highest
response
58.28%
10
ppm
at
room
temperature.
addition,
has
more
than
times
higher
interfering
gases.
More
importantly,
material
exhibited
outstanding
long-term
(up
4
months)
demonstrated
reversible
This
work
paves
cost-effective
way
development
room-temperature
sensors,
exhibiting
exceptional
Applied Physics Reviews,
Journal Year:
2023,
Volume and Issue:
10(1)
Published: Jan. 3, 2023
As
a
promising
third-generation
semiconductor,
gallium
oxide
(Ga2O3)
is
currently
facing
bottleneck
for
its
p-type
doping.
The
doping
process
of
conventional
semiconductors
usually
introduces
trace
impurities,
which
major
technical
problem
in
the
electronics
industry.
In
this
article,
we
conceived
that
complexity
could
be
significantly
alleviated,
and
high
degree
control
over
results
attained
using
selective
enrichment
liquid
metal
interfaces
harvesting
doped
semiconductor
layers.
An
appropriate
mechanism
thus
proposed
to
prepare
semiconducting
based
on
multicomponent
alloys.
Liquid
alloys
with
certain
Cu
weight
ratios
bulk
are
utilized
harvest
Cu-doped
Ga2O3
films,
result
conductivity.
Then,
field-effect
transistors
were
integrated
printed
p
n-type
films
demonstrated
own
excellent
electrical
properties
stability.
Au
electrodes
fabricated
layers
showed
good
Ohmic
behavior.
Furthermore,
high-power
diodes
realized
homojunction
through
combining
van
der
Waals
stacking
transfer
printing.
diode
exhibited
efficiency
at
room
temperature,
involving
rectification
ratio
103
forward
current
density
10
V
(J@10
V)
1.3
mA.
This
opens
opportunity
cost-effective
creation
controlled
dopants.
disclosed
here
suggests
important
strategies
further
synthesis
manufacturing
routes
industries.
Advanced Materials,
Journal Year:
2023,
Volume and Issue:
35(52)
Published: July 7, 2023
Abstract
Liquid
metals
and
their
derivatives
provide
several
opportunities
for
fundamental
practical
exploration
worldwide.
However,
the
increasing
number
of
studies
shortage
desirable
materials
to
fulfill
different
needs
also
pose
serious
challenges.
Herein,
address
this
issue,
a
generalized
theoretical
frame
that
is
termed
as
“Liquid
Metal
Combinatorics”
(LMC)
systematically
presented,
summarizes
promising
candidate
technical
routes
toward
new
generation
material
discovery.
The
major
categories
LMC
are
defined,
eight
representative
methods
manufacturing
advanced
outlined.
It
illustrated
abundant
targeted
can
be
efficiently
designed
fabricated
via
through
deep
physical
combinations,
chemical
reactions,
or
both
among
main
bodies
liquid
metals,
surface
chemicals,
precipitated
ions,
other
materials.
This
represents
large
class
powerful,
reliable,
modular
innovating
general
achieved
combinatorial
not
only
maintained
typical
characteristics
but
displayed
distinct
tenability.
Furthermore,
fabrication
strategies,
wide
extensibility,
pivotal
applications
classified.
Finally,
by
interpreting
developmental
trends
in
area,
perspective
on
provided,
which
warrants
its
future
society.
ACS Nano,
Journal Year:
2024,
Volume and Issue:
18(17), P. 11139 - 11152
Published: April 15, 2024
The
size-controlled
synthesis
of
liquid
metal
nanoparticles
is
necessary
in
a
variety
applications.
Sonication
common
method
for
breaking
down
bulk
metals
into
small
particles,
yet
the
influence
critical
factors
such
as
composition
has
remained
elusive.
Our
study
employs
high-speed
imaging
to
unravel
mechanism
particle
formation
during
mechanical
agitation.
Gallium-based
metals,
with
and
without
secondary
bismuth,
indium,
tin,
are
analyzed
observe
effect
cavitation
surface
eruption
sonication
release.
impact
inclusion
investigated
on
metals'
tension,
solution
turbidity,
size
distribution
generated
particles.
work
evidences
that
there
an
inverse
relationship
between
tension
ability
be
broken
by
sonication.
We
show
even
0.22
at.
%
bismuth
gallium,
significantly
decreased
from
558
417
mN/m
(measured
Milli-Q
water),
resulting
enhanced
generation
rate:
3.6
times
increase
turbidity
∼43%
reduction
particles
gallium
alloy
compared
same
duration.
particles'
photocatalysis
annealed
also
presented
applicability
process
proof-of-concept
demonstration.
This
contributes
broader
understanding
nanoparticles,
controlled
characteristics,
via
agitation
diverse
Small,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 10, 2025
The
self-limiting
Cabrera-Mott
oxidation
reaction
on
metal
surfaces
provides
an
effective
pathway
for
synthesizing
atomically
thin
2D
oxide.
Inspired
by
this
reaction,
it
is
proposed
that
solid
bismuth
metals
can
react
with
dissolved
oxygen
and
water
molecules
in
aqueous
environment,
forming
ultrathin
oxyhydroxide
layer
their
surfaces.
lattice
mismatch
between
the
surface
underlying
pure
enables
mechanical
exfoliation
of
detached
nanosheets.
Moreover,
sulfurization
interaction
H2S
expands
applicability
solid-liquid
interfacial
reactions
realizing
oxysulfide,
effectively
tuning
electronic
bandgap
energy,
work
function,
band
position.
Given
its
good
photoresponse
from
blue
to
UV
light,
optoelectronic
gas
sensing
performances
oxysulfide
are
investigated.
Under
purple
light
irradiation,
Bi2O1.12S1.88-based
sensor
exhibits
excellent
response
factor
48.5%
toward
10
ppb
NO2,
which
lowest
detection
limit
reported
compounds-based
so
far.
This
a
novel
facile
synthesis
approach
simultaneously
demonstrates
substantial
potential
high-performance
sensing.
