Plasmonic waveguides
Landau Damping Induced Limits in Nanogap Metal Insulator Metal Plasmonic Waveguides and Cavities
... nanogap plasmonic devices, limiting potential ...MIM waveguides, Landau Damping does not limit the confinement but it both decreases and limits the maximum propagation length due to the introduction of the ...
88
Plasmonic Waveguides for Sub wavelength Light Confinement
... Si-based plasmonic waveguides platform ...in plasmonic circuits was seriously restrained by the high ohmic losses, resulting in very short SPP propagation lengths in the waveguides ...a ...
188
Finite element characterisation of plasmonic waveguides in terahertz and optical frequencies
... the overall device sizes. Most plasmonic waveguides consist of either noble metals or doped semiconductors, both of which exhibit a staggering amount of losses at THz frequencies. Hence designing a low loss ...
241
Guiding properties of asymmetric hybrid plasmonic waveguides on dielectric substrates
... In conclusion, we reveal that the AHP waveguide com- bining the advantages of symmetric (long-range) SP mode and hybrid plasmonic waveguides is capable of supporting long-range propagation of the guided ...
6
Asymmetric hybrid plasmonic waveguides with centimeter scale propagation length under subwavelength confinement for photonic components
... of fabrication deviations on its guiding properties. Des- pite the asymmetric field profile along the horizontal dir- ection (the field profile along the vertical direction is approximately symmetric), the modal ...
8
Ultra-broad Mid-IR Supercontinuum Generation in Single, Bi and Tri Layer Graphene Nano-Plasmonic waveguides pumping at Low Input Peak Powers
... This article presents four different plasmonic structures using Graphene which yielded an efficient plasmonic mode with low loss for Supercontinuum(SC) generation. At an operating wavelength of 1550 nm in ...
11
Dispersion characteristics of plasmonic waveguides for THz waves
... The plasmonic waveguide dispersion per unit length (ps/mm) is illustrated in Figure 11 for various widths of the waveguide and for spot sizes of 90% and 95% of the ...
8
Channel Plasmon Nanowire Lasers with V Groove Cavities
... A hybrid channel plasmon nanowire laser based on GaAs/AlGaAs core-shell semiconductor nanowire and silver V-groove is proposed. The laser structure has potential capability of integrating with plasmonic ...
8
Evolution of Plasmonic Modes in a Metal Nano-Wire Studied by a Modified Finite Element Method
... metal plasmonic waveguide although provides a more compact light guiding but often with a very higher propagation loss ...a plasmonic nano-guide, where its width is comparable to its height, ...
12
Design of plasmonic cavities
... dielectric waveguides covered with silver, dispersion curves calculated for the fundamental SPP waveguide modes show how the SPP confinement is built (Figure ...the waveguides, the rectangular cross-section ...
9
Quantum waveguides with corners
... Abstract. The simplest modeling of planar quantum waveguides is the Dirichlet eigenproblem for the Laplace operator in unbounded open sets which are uniformly thin in one direction. Here we consider V-shaped ...
32
High-Q and temperature stable photonic biosensor based on grating waveguides
... In this work, a small group of photonic biosensors have been studied, based on cascade grating waveguides. The structure designed is easy to fabricate by using the conventional CMOS facilities. Insertion of a ...
13
Radiation losses in dielectric optical waveguides
... gallery" rays of acoustics. However, the study of the electromagnetic equivalent has been a more recent phenomena (with the earliest treatment by Richtmeyer [4] in 1939), with the interest in dielectric ...
295
Improved nonlinear optics in silicon-on-insulator nanowires integrated with 2D graphene oxide films
... coupling loss) coupled into the SOI nanowires. As compared with the input pulse spectrum, the output spectrum after transmission through the bare SOI nanowire exhibited measurable spectral broadening. This is expected ...
32
Analysis of Pyramidal Horn Antenna for J-Band Application
... Horn antennas are used as a feeder for larger antenna structure such as parabolic antennas, as standard calibration antennas to measure the gain of other antennas, and as a directive a[r] ...
11
1 Liquid-Phase Epitaxial Growth and Characterization 2 of Nd:YAl 3(BO34 Optical Waveguides 3
... substrate, which suggests a step-like refractive index profile. The film shown in Figure 3b) was obtained after epitaxial growth for 12 hours at the 129. conditions specified above. The[r] ...
10
Coupling of Two Rectangular Waveguides through a Diaphragm with a Dielectric Slab in the Slot
... The electromagnetic field in the slot partially filled with dielectric can be represented by the eigenwave field of the slot cavity as a waveguide. This can also be done for unfilled slots. The functions describing ...
11
Proton exchanged lithium niobate waveguides for photonic applications
... channel waveguides in PPLN samples ...PPLN waveguides, made by the RPE technique [6, ...the waveguides we produced so far are already efficient enough (normalised efficiency ~ 60% W -1 cm -2 ) to be ...
5
External quantum efficiency response of thin silicon solar cell based on plasmonic scattering of indium and silver nanoparticles
... To examine the electrical and optical properties of the proposed solar cell, we measured the photovoltaic current- voltage (I-V) and EQE in each stage of processing. The con- tribution of the plasmonic scatterings ...
8
Rare-earth doped stripe waveguide laser devices
... the process remains uncertain, Sugui et al. have suggested that the refractive index change is due to the increase in polarisability, and to the photoelastic effect caused by the different size of the titanium and ...
203