Terahertz Metamaterial Sensors: Design Theory, Optimization Approach, and Advancements in Biosensing Applications
Advanced Materials Technologies,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 14, 2024
Abstract
Metamaterials
(MMs),
distinguished
by
their
unique
electromagnetic
properties,
offer
significant
advantages
in
the
realm
of
terahertz
(THz)
biosensing
and
early
disease
diagnosis.
The
intense
electric
field
confined
within
subwavelength
volumes
metallic
MMs
enhances
interaction
between
light
analytes.
Q‐factor,
sensitivity
figure
merit
(FOM)
are
three
critical
direct
parameters
for
quantitative
evaluation
sensor
performance.
Researchers
pursuing
enhancement
these
optimal
design
structures
dimensions
as
well
proper
choice
materials.
Recently,
dielectric
perturbation
theory
is
quantitatively
calculated
successfully
utilized
optimization
THz
sensors.
Guided
this
theory,
review
focuses
on
principle
sensors,
various
study
how
to
improve
fundamental
specific
application
including
functionalization
process,
fabrication
Based
methods
results,
future
development
sensors
finally
presented
a
perspective
view.
Language: Английский
Sustainable Materials Enabled Terahertz Functional Devices
Baoning Wang,
No information about this author
Haolan Wang,
No information about this author
Ying Bao
No information about this author
et al.
Nano-Micro Letters,
Journal Year:
2025,
Volume and Issue:
17(1)
Published: April 11, 2025
Abstract
Terahertz
(THz)
devices,
owing
to
their
distinctive
optical
properties,
have
achieved
myriad
applications
in
diverse
domains
including
wireless
communication,
medical
imaging
therapy,
hazardous
substance
detection,
and
environmental
governance.
Concurrently,
mitigate
the
impact
of
electronic
waste
generated
by
traditional
materials,
sustainable
materials-based
THz
functional
devices
are
being
explored
for
further
research
taking
advantages
eco-friendliness,
cost-effective,
enhanced
safety,
robust
biodegradability
biocompatibility.
This
review
focuses
on
origins
biological
structures
materials
as
well
succinctly
elucidates
latest
device
fabrication,
communication
macromolecule
detection
sensors,
environment
monitoring
biomedical
therapeutic
devices.
We
highlight
recent
protein-based
monitoring.
Besides,
this
explores
developmental
prospects
integrating
with
presenting
potential
future.
Language: Английский