High birefringence low loss nearly zero flat dispersion similar to slotted core photonic crystal fibers
Chunrong Jia,
No information about this author
Qingyu Zhang,
No information about this author
Zhipeng Chen
No information about this author
et al.
Journal of Optical Communications,
Journal Year:
2024,
Volume and Issue:
unknown
Published: May 15, 2024
Abstract
Studying
high-performance
photonic
crystal
fibers
(PCF)
is
of
significant
scientific
importance
for
terahertz
(THz)
waveguide
systems.
This
study
introduces
a
novel
PCF
design
with
core
composed
the
smallest
sub-wavelength
units
resembling
slotted
structure,
aiming
to
achieve
high
birefringence
and
low
loss.
The
optical
properties
proposed
are
analyzed
through
simulations,
yielding
impressive
results.
exhibits
an
ultra-high
0.07848,
minimum
limiting
loss
10
−17
dB/cm,
effective
material
as
0.04251
cm
−1
.
Moreover,
it
demonstrates
near-zero
flat
dispersion
−0.012
±
0.074
ps/THz/cm
over
broad
frequency
range
1.2–2.2
THz.
fiber
stands
out
by
not
only
providing
but
also
striking
optimal
balance
among
birefringence,
transmission
loss,
THz
waveguides.
implications
this
work
profound
development
communication
systems,
polarization-maintaining
transmission,
sensing
applications.
Furthermore,
established
important
benchmark
THz-PCFs
that
prioritize
dispersion,
offering
essential
reference
future
research
in
field.
Language: Английский
Mid-infrared supercontinuum generation in As2S3-circular photonic crystal fibers pumped by 4.5 μm and 6 μm femtosecond lasers
Journal of the Optical Society of America B,
Journal Year:
2024,
Volume and Issue:
41(12), P. E1 - E1
Published: July 9, 2024
A
study
on
As
2
S
3
chalcogenide
photonic
crystal
fiber
(PCF)
and
its
potential
in
supercontinuum
generation
(SCG)
applications
is
presented.
The
designed
fibers
exhibit
near-zero
flattened
chromatic
dispersion,
facilitating
coherent
broad
SCG
utilizing
femtosecond
lasers
at
4.5
6
µm
wavelengths.
continuous
spectrum
spanning
from
1.5
to
8
achieved
when
the
initial
stimulated
with
an
input
power
of
20
kW.
With
a
pulse
width
100
fs
kW,
second
provides
soliton-induced
15
spectral
bandwidth.
Furthermore,
integration
these
large
core
diameter
PCFs
high-power
laser
pulses
guarantees
preservation
optical
integrity
without
damage.
Consequently,
hold
promise
for
delivering
SC
spectra
characterized
by
high
density,
catering
diverse
range
practical
including
communications,
spectroscopy,
sensing,
metrology,
calibration.
Language: Английский
Design of simple circular photonic crystal fiber having ultra-large negative dispersion and high birefringence for dispersion compensation
Kajal Mondal
No information about this author
Optical and Quantum Electronics,
Journal Year:
2024,
Volume and Issue:
56(10)
Published: Oct. 9, 2024
Language: Английский
Design and Optimization of Porous-Core Photonic Crystal Fiber Biosensor for Label-Free White Blood Cell Classification Using Crayfish Equivariant Simplicial Quantum Attention Networks
ECS Journal of Solid State Science and Technology,
Journal Year:
2024,
Volume and Issue:
13(12), P. 127003 - 127003
Published: Dec. 2, 2024
Swift
and
precise
categorization
of
white
blood
cells
is
crucial
for
diagnosis
several
hematological
conditions.
Conventional
techniques
include
intricate
labeling
procedures
that
are
laborious
resource-demanding.
A
new
porous
core
photonic
crystal
fiber
biosensor
was
developed
to
tackle
these
issues,
optimized
using
the
Crayfish
Equivariant
Simplicial
Quantum
Attention
Network
(CESQAN)
algorithm.
The
suggested
sensor
design
utilizes
graphene,
capitalizing
on
its
remarkable
optical
qualities
capacity
handle
high-dimensional
data
while
preserving
geometric
integrity.
graphene-based
increases
interactions,
leading
increased
specificity
other
output
performance
metrics.
An
improved
obtained
by
optimizing
parameters,
size,
chemical
potential
graphene.
has
an
outstanding
quality
factor
11.468,
higher
accuracy
99.92%,
F1
score
99.72%,
lower
processing
time
0.1
s,
a
figure
merit
2.887.
To
enhance
optimization
diminish
computing
complexity,
CESQAN
included
in
this
research
behavioral
prediction.
model’s
impressive
suggests
proposed
great
promise
accurate
quick
detection
as
well
monitoring
health
issues.
sensor’s
superior
metrics,
together
with
streamlined
appearance,
signify
significant
progression
biosensing
technology.
Language: Английский