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检索条件"主题词=WAVEGUIDES"
17852 条 记 录,以下是71-80 订阅
Simulation of octave spanning mid-infrared supercontinuum generation in dispersion-varying planar waveguides
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APPLIED OPTICS 2015年 第11期54卷 3448-3454页
作者: Hu, Hongyu Zhang, Xiang Li, Wenbo Dutta, Niloy K. Univ Connecticut Dept Phys Storrs CT 06269 USA
A dispersion-varying tapered planar waveguide is designed to generate supercontinuum efficiently in the mid-infrared region. The rib waveguide of lead-silicate glass on silica is 1.8 cm long, consisting of a segment w... 详细信息
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Generalized characteristics of photo-elastic birefringence in polymer strip waveguides
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OPTICAL MATERIALS EXPRESS 2015年 第5期5卷 1030-1044页
作者: Hossain, Md. Faruque Chan, Hau Ping Kouzani, Abbas Z. Goni, Md. Osman Khulna Univ Engn & Technol Dept Elect & Commun Engn Khulna 9203 Bangladesh City Univ Hong Kong Dept Elect Engn Kowloon Hong Kong Peoples R China Deakin Univ Sch Engn Warun Ponds Vic 3216 Australia
This work investigates the material birefringence in a polymer strip waveguide which originates from thermal stress during the fabrication process. The stress is estimated through a comprehensive numerical study based... 详细信息
来源: 评论
Comparison of Waveguiding Properties of Plasmonic Voids and Plasmonic waveguides
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JOURNAL OF PHYSICAL CHEMISTRY C 2010年 第16期114卷 7462-7471页
作者: Alu, Andrea Engheta, Nader Univ Penn Dept Elect & Syst Engn Philadelphia PA 19104 USA Univ Texas Austin Dept Elect & Comp Engn Austin TX 78712 USA
Here we compare different nanoscale waveguiding geometries involving plasmonic materials for subdiffractive propagation at optical frequencies. Deriving closed-form analytical formulas to analyze the different structu... 详细信息
来源: 评论
Electric and magnetic waveguides in graphene: quantum and classical
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PHYSICA SCRIPTA 2024年 第10期99卷 1059e5-1059e5页
作者: Barranco, David Kuru, Sengul Negro, Javier Univ Valladolid Dept Fis Teor Atom & Opt Valladolid 47011 Spain Ankara Univ Fac Sci Dept Phys TR-06100 Ankara Turkiye
Electric and magnetic waveguides are considered in planar Dirac materials like graphene as well as their classical version for relativistic particles of zero mass and electric charge. We have assumed the displacement ... 详细信息
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Lossless propagation in metal-semiconductor-metal plasmonic waveguides using quantum dot active medium
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APPLIED OPTICS 2015年 第10期54卷 2790-2797页
作者: Sheikhi, K. Granpayeh, N. Ahmadi, V. Pahlavan, S. KN Toosi Univ Technol Fac Elect Engn Ctr Excellence Electromagnet Opt Commun Lab Tehran *** Iran Tarbiat Modares Univ Fac Elect & Comp Engn Tehran *** Iran
In this paper, we analyze and simulate the lossless propagation of lightwaves in the active metal-semiconductor-metal plasmonic waveguides (MSMPWs) at the wavelength range of 1540-1560 nm using a quantum dot (QD) acti... 详细信息
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Negative index Clarricoats-Waldron waveguides for terahertz and far infrared applications
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OPTICS EXPRESS 2010年 第4期18卷 3626-3631页
作者: Salandrino, Alessandro Christodoulides, Demetrios N. Univ Cent Florida CREOL Coll Opt & Photon Orlando FL 32816 USA
We explore a class of dielectrically loaded metallic waveguides capable of supporting negative index modes in the far infrared and terahertz regime. Principles of operation, modal structure and appropriate coupling sc... 详细信息
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Modal degeneracy in equilateral triangular waveguides
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JOURNAL OF ELECTROMAGNETIC WAVES AND APPLICATIONS 2002年 第7期16卷 943-956页
作者: McCartin, BJ Kettering Univ Flint MI 48504 USA
Issues relating to modal degeneracy in an equilateral triangular waveguide are herein treated. Specifically, it is determined precisely which cutoff frequencies can arise, the multiplicity of each such frequency is as... 详细信息
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Fabrication of low-loss channel waveguides in Al2O3 and Y2O3 layers by inductively coupled plasma reactive ion etching
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APPLIED PHYSICS B-LASERS AND OPTICS 2007年 第2-3期89卷 311-318页
作者: Bradley, J. D. B. Ay, F. Worhoff, K. Pollnau, M. Univ Twente MESA Inst Nanotechnol IOMS Grp NL-7500 AE Enschede Netherlands
Etching of amorphous Al2O3 and polycrystalline Y2O3 films has been investigated using an inductively coupled reactive ion etch system. The etch behaviour has been studied by applying various common process gases and c... 详细信息
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Charge dynamics and poling in glass waveguides
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JOURNAL OF APPLIED PHYSICS 1996年 第2期80卷 654-661页
作者: Statman, D Georges, JA Department of Physics Allegheny College Meadville Pennsylvania 16335
Germanosilicate glass waveguides were electrically poled using interdigitated electrodes. This poling resulted in a quasiphase-matched second-order susceptibility. Second-harmonic light was observed. Measured intensit... 详细信息
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Nanoholes Grating Couplers for Coupling Between Silicon-on-Insulator waveguides and Optical Fibers
IEEE PHOTONICS JOURNAL
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IEEE PHOTONICS JOURNAL 2009年 第3期1卷 184-190页
作者: Chen, Xia Tsang, Hon Ki Chinese Univ Hong Kong Dept Elect Engn Shatin Hong Kong Peoples R China
Simulation and experimental results of grating couplers composed of arrays of nanoholes are presented. The use of an array of holes instead of a conventional waveguide grating provides an additional degree of freedom ... 详细信息
来源: 评论