搜索结果: 16-28 共查到“非线性导波光学 Waveguides”相关记录28条 . 查询时间(0.026 秒)
Broadband and Enhanced Picosecond Cross-phase Modulation in InGaAs /AlAsSb Quantum Well Waveguides G.W. Cong, R. Akimoto, M. Nagase, T. Mozume, T. Hasama, and H. Is
Broadband Enhanced Picosecond Cross-phase Modulation Quantum Well Waveguides
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2015/8/3
Ultrafast cross-phase modulation induced by intersubband excitation was ~2-3times enhanced when tuning probe wavelength from 1640 to 1360nm, showing a ~300nm broadband. Interband dispersion model expl...
Miniaturisation of Photonic Waveguides with a Left-Handed Material
Miniaturisation Photonic Waveguides Left-Handed Material
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2015/7/30
We propose a slab waveguide structure containing a left-handed material. The thickness of this waveguide can be reduced below one wavelength, with light still excellently confined to its core.
Ultra Small 100 GHz 40 ch Athermal AWG Module Using 2.5%-∆ Silica-Based Waveguides
Athermal AWG Module Silica-Based Waveguides
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2015/7/30
We demonstrated an ultra small 100GHz 40ch athermal AWG module based on 2.5%- ∆ waveguides. The module is 30x10x5mm with an insertion loss of 2.0-2.9 dB.
Modes of Subwavelength Plasmonic Slot Waveguides
Modes Subwavelength Plasmonic Slot Waveguides
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2015/8/10
We investigate the properties of the modes that are supported by 3-D subwavelength plasmonic slot waveguides. We first show that the fundamental mode that is supported by a symmetric plasmonic s...
Conditions for designing single-mode air-core waveguides in three-dimensional photonic crystals
designing single-mode air-core waveguides three-dimensional photonic crystals
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2015/8/11
The authors present a general procedure that allows the design of single-mode air-core waveguides in three-dimensional photonic crystals. The procedure involves analyzing the modal profile of th...
We generalize the concept of principal states of polarization and prove the existence of principal modes in multimode waveguides. Principal modes do not suffer from modal dispersion to first order of ...
Bends and splitters in metal-dielectric-metal subwavelength plasmonic waveguides
Bends splitters metal-dielectric-metal subwavelength plasmonic waveguides
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2015/8/11
We investigate the performance of bends and splitters in metal-dielectric-metal subwavelength plasmonic waveguides. We show that bends and splitters with no additional loss over a very wide frequency ...
Creating large bandwidth line defects by embedding dielectric waveguides into photonic crystal slabs
bandwidth line defects embedding dielectric waveguides photonic crystal slabs
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2015/8/11
We introduce a general designing procedure that allows us, for any given photonic crystal slab, to create an appropriate line defect structure that possesses single-mode bands with large bandwidth and...
Absorbing Boundary Conditions for FDTD Simulations of Photonic Crystal Waveguides
Absorbing Boundary Conditions FDTD Simulations Photonic Crystal Waveguides
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2015/8/12
We present a novel numerical scheme for the reduction of spurious reflections in simulations of electromagnetic wave propagation in photonic crystal waveguides. We use a distributed Bragg re@...
High Transmission through Sharp Bends in Photonic Crystal Waveguides
High Transmission Sharp Bends Photonic Crystal Waveguides
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2015/8/12
We demonstrate highly efficient transmission of light around sharp corners in photonic bandgap waveguides. Numerical simulations reveal complete transmission at certain frequencies, and very hig...
Photonic-bandgap microcavities in optical waveguides
Photonic-bandgap microcavities optical waveguides
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2015/8/12
Confinement of light to small volumes has important implications for optical emission properties: it changes the probability of spontaneous emission from atoms, allowing both enhancement and inh...
Bound states in photonic crystal waveguides and waveguide bends
Bound states photonic crystal waveguides waveguide bends
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2015/8/12
We investigate the mechanism for the appearance of bound states in two-dimensional photonic crystal waveguides and contrast it with the corresponding mechanism for conventional guides. It is shown tha...
Guided and defect modes in periodic dielectric waveguides
Guided defect modes periodic dielectric waveguides
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2015/8/12
The nature of guided modes and defect modes in periodic dielectric waveguides is investigated computationally for model systems in two dimensions. It is shown that defect states that exist within the ...