ACS Applied Nano Materials,
Journal Year:
2024,
Volume and Issue:
7(14), P. 16119 - 16126
Published: July 4, 2024
Carbon
monoxide
(CO)
poses
significant
health
risks
to
humans,
impacts
the
lifespan
and
efficiency
of
hydrogen
fuel
cells
as
a
primary
impurity,
is
also
used
for
early
insulation
fault
diagnosis
in
equipment.
However,
portable
CO
detectors
with
low
detection
limits
are
still
lacking.
In
this
work,
we
demonstrate
floating-gate
field-effect
transistor
(FG-FET)
gas
sensor,
which
carbon
nanotubes
(CNTs)
tin
oxide
(SnO2)
film
separated
by
Y2O3
layer
act
channel
sensing
layer,
respectively.
Thanks
wettability
secondary
annealing
process
preparation
SnO2
sol–gel
method,
structure
not
only
ensures
stability
but
possesses
an
optimized
interface
state
material,
protecting
device
facilitating
excellent
transmission
signal.
The
SnO2/CNT
FG-FET
sensor
achieved
effective
monitoring
1
ppb
at
150
°C,
breaking
current
limit.
Furthermore,
demonstrates
good
regular
response
range
1–30
concentration.
prepared
features
extremely
limit,
ultrahigh
sensitivity,
selectivity,
providing
idea
high-performance
FET
development.
Nano-Micro Letters,
Journal Year:
2024,
Volume and Issue:
16(1)
Published: Feb. 16, 2024
Due
to
the
constraints
imposed
by
physical
effects
and
performance
degradation,
silicon-based
chip
technology
is
facing
certain
limitations
in
sustaining
advancement
of
Moore's
law.
Two-dimensional
(2D)
materials
have
emerged
as
highly
promising
candidates
for
post-Moore
era,
offering
significant
potential
domains
such
integrated
circuits
next-generation
computing.
Here,
this
review,
progress
2D
semiconductors
process
engineering
various
electronic
applications
are
summarized.
A
careful
introduction
material
synthesis,
transistor
focused
on
device
configuration,
dielectric
engineering,
contact
integration
given
first.
Then
transistors
including
digital
analog
circuits,
heterogeneous
chips,
sensing
discussed.
Moreover,
several
(artificial
intelligence
chips
quantum
chips)
based
specific
mechanism
devices
introduced.
Finally,
challenges
encountered
achieving
circuit-level
or
system-level
analyzed,
development
pathways
roadmaps
further
speculated
outlooked.
Advanced Materials,
Journal Year:
2023,
Volume and Issue:
35(42)
Published: April 27, 2023
Abstract
2D
materials
with
dangling‐bond‐free
surfaces
and
atomically
thin
layers
have
been
shown
to
be
capable
of
being
incorporated
into
flexible
electronic
devices.
The
optical
properties
can
tuned
or
controlled
in
other
ways
by
using
the
intriguing
strain
engineering
method.
latest
encouraging
techniques
regard
creating
nanoelectronics
are
condensed
this
review.
These
potential
used
a
wider
range
applications
near
long
term.
It
is
possible
use
ultrathin
(graphene,
BP,
WTe
2
,
VSe
etc.)
transition
metal
dichalcogenides
(2D
TMDs)
order
enable
electrical
behavior
devices
studied.
A
category
produced
on
smaller
scales
exfoliating
bulk
materials,
whereas
chemical
vapor
deposition
(CVD)
epitaxial
growth
employed
larger
scales.
This
overview
highlights
two
distinct
requirements,
which
include
from
single
semiconductor
van
der
Waals
heterostructures
various
nanomaterials.
They
where
must
avoided
it
required,
such
as
solutions
produce
strain‐insensitive
devices,
pressure‐sensitive
outcomes,
respectively.
Finally,
points‐of‐view
about
current
difficulties
possibilities
electronics
provided.
Sensors,
Journal Year:
2023,
Volume and Issue:
23(15), P. 6849 - 6849
Published: Aug. 1, 2023
Identifying
disease
biomarkers
and
detecting
hazardous,
explosive,
flammable,
polluting
gases
chemicals
with
extremely
sensitive
selective
sensor
devices
remains
a
challenging
time-consuming
research
challenge.
Due
to
their
exceptional
characteristics,
semiconducting
metal
oxides
(SMOxs)
have
received
lot
of
attention
in
terms
the
development
various
types
sensors
recent
years.
The
key
performance
indicators
SMOx-based
are
sensitivity,
selectivity,
recovery
time,
steady
response
over
time.
discussed
this
review
based
on
different
properties.
Surface
properties
functional
material,
such
as
its
(nano)structure,
morphology,
crystallinity,
greatly
influence
performance.
A
few
examples
complicated
poorly
understood
processes
involved
SMOx
sensing
systems
adsorption
chemisorption,
charge
transfers,
oxygen
migration.
future
prospects
gas
sensors,
chemical
biological
also
discussed.
Journal of environmental chemical engineering,
Journal Year:
2024,
Volume and Issue:
12(2), P. 112144 - 112144
Published: Feb. 9, 2024
The
advancement
of
industry
and
the
hastening
urbanization
have
led
to
serious
problems
associated
with
emanation
various
harmful
lethal
gases,
which
are
a
threat
humankind.
Therefore,
fabrication
highly
sensitive
selective
sensors
for
monitoring
these
gases
is
desirable.
Due
its
stability,
sensitivity,
selectivity
in
general
environment,
indium
oxide
(In2O3)
has
attracted
considerable
attention
gas
sensing.
Thus,
current
review
discusses
latest
research
made
over
last
five
years
on
In2O3-based
sensors.
influence
environmental
pollutants,
such
as
VOCs,
NOX,
CO,
O3,
NH3,
SO2
environment
human
life
were
discussed.
Among
synthesis
methods,
hydrothermal
approach
been
most
used
preparation
based
In2O3.
drawbacks
challenges
linked
In2O3
(5)
years,
showed
that
functioning
at
higher
temperatures.
This
lack
commercialization
because
reliability
issues
long-term
stability
drift.
So
far,
noble
metals
doped-In2O3
shown
promising
advantages
room
temperature
operation,
could
be
useful
reaching
next
generation
intelligent
from
micro/nanomaterials
era
self-powered,
artificially
system
their
integration
smartphones.
Bluetooth
modules
can
make
it
feasible
wirelessly
monitor
concentration
different
without
need
an
external
power
source
transmit
information
via
smartphone.
would
further
suitable
wireless
signal
detection,
Internet
Things,
data
processing,
particularly
machine
learning,
aid
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Jan. 26, 2024
Abstract
Exhaled
breath‐based
disease
diagnosis
is
an
ancient
technique,
and
the
application
of
this
technique
rapidly
developing
for
quick
testing,
such
as
viral
infection,
asthma,
chronic
kidney
disease,
so
on.
Among
diagnostic
tools,
exhaled
test
has
demonstrated
merits
being
non‐invasive,
convenient,
quick,
comfortable.
In
review,
breath
via
gaseous
part
major
focus.
First,
summary
state‐of‐art
studies
based
on
gas
detection
described.
Second,
typical
disease‐related
their
measurements
are
Finally,
various
structure
field
effect
transistor
(FET)‐type
sensors
gas‐based
discussed
in
detail.
This
review
may
inspire
new
research
ideas
directions
applying
FET‐type
to
route.
