BENTHAM SCIENCE PUBLISHERS eBooks,
Journal Year:
2024,
Volume and Issue:
unknown, P. 271 - 296
Published: June 26, 2024
In
this
chapter,
we
study
the
characteristics
of
2-dimensional
material
Tungsten
Diselenide
(WSe2
),
along
with
its
properties,
applications,
and
challenges.
Here,
present
in
detail
evaluation
TMDC
materials
other
2D
available
comparison
to
WSe2
materials.
We
also
differentiate
these
based
on
their
qualities,
characteristics,
advantages,
applications
detail.
Later,
discuss
designed
device
structure
WSe2FET
simulation
results.
Simulation
analysis
describes
input
output
a
transistor
as
channel
compares
response
conventional
MOSFET.
Thereafter,
hetero-dielectric
performance
different
high-K
values,
then
dielectric-modulated
biosensor
is
sensitivity.
It
observed
from
that
devices
have
high
Ion/Ioff
current
ratio
compared
MOSFET
due
interface
layers
interaction
gate
controlling
capability.
Finally,
sensitivity
behavior
understand
K-value
rises,
increases
because
electrostatic
property
nature.
has
larger
surface-to-volume
ratio,
which
provides
sensing
area
for
interactions
biomolecules,
potentially
enhancing
biosensor.<br>
Advanced Science,
Journal Year:
2024,
Volume and Issue:
11(31)
Published: June 18, 2024
Since
two-dimensionalal
(2D)
materials
have
distinct
chemical
and
physical
properties,
they
are
widely
used
in
various
sectors
of
modern
technologies.
In
the
domain
diagnostic
biodevices,
particularly
for
point-of-care
(PoC)
biomedical
diagnostics,
2D-based
field-effect
transistor
biosensors
(bio-FETs)
demonstrate
substantial
potential.
Here,
this
review
article,
operational
mechanisms
detection
capabilities
biosensing
devices
utilizing
graphene,
transition
metal
dichalcogenides
(TMDCs),
black
phosphorus,
other
2D
addressed
detail.
The
incorporation
these
into
FET-based
offers
significant
advantages,
including
low
limits
(LOD),
real-time
monitoring,
label-free
diagnosis,
exceptional
selectivity.
also
highlights
diverse
applications
biosensors,
ranging
from
conventional
to
wearable
devices,
underscoring
versatility
material-based
FET
devices.
Additionally,
provides
a
comprehensive
assessment
limitations
challenges
faced
by
along
with
insights
future
prospects
advancements.
Notably,
detailed
comparison
is
tabulated
platforms
their
working
mechanisms.
Ultimately,
aims
stimulate
further
research
innovation
field
while
educating
scientific
community
about
latest
advancements
materials-based
biosensors.
