Tuesday, 3 May 2011 - CLEO

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Ballroom Foyer JOINT JTuI • Nanophotonics and Integration Joint Poster Session—Continued JTuI24 Fabrication of Low Contrast Homogenous Guided Mode Resonance Filters, Aaron Pung 1 , Menelaos Poutous 1 , Zach Roth 1 , Eric Johnson 1 ; 1 UNCC, USA. This paper presents a narrow spectral filter based on a homogeneous Silicon Dioxide structure with a periodic array of air holes. Theoretical and experimental results are provided for a resonant structure with a 6 nm spectral width at 1.591μm. JTuI25 Realization of small footprint microring reflectors, Amir Arbabi 1 , Young Mo Kang 1 , Lynford L. Goddard 1 ; 1 Electrical and Computer Engineering, Univ. of Illinois at Urbana-Champaign, USA. We present design, fabrication and characterization of a single wavelength narrow-band reflector made by integration of a DBR inside a ring resonator. The DBR covers half of the ring’s circumference and is only reflective at one ring resonance. JTuI26 Experimental Demonstration and Simulation of Lossless Metal-Free Integrated Elliptical Reflectors for Waveguide Turnings and Crossings, Xiangyu Li 1 , Fang Ou 1 , Zhenyu Hou 1 , Yingyan Huang 2 , Seng-Tiong Ho 1 ; 1 Department of Electrical Engineering and Computer Science, Northwestern Univ., USA; 2 OptoNet. Inc, USA. Novel on-chip waveguide turnings and crossings based on metal-free elliptical reflectors are simulated and demonstrated. 1µm-wide waveguide case gives half the loss in elliptical reflector turn (16% loss) compared to plane mirror turn (30% loss). JTuI27 Polarization Dependence of Facet Reflectivity in Rectangular Submicron Waveguides, Todd Stievater 1 , Doewon Park 1 , Marcel W. Pruessner 1 , William S. Rabinovich 1 , Scott A. Holmstrom 2 , Subramaniam Kanakaraju 3 , Christopher Richardson 3 , Jacob B. Khurgin 4 ; 1 Naval Research Lab, USA; 2 Univ. of Tulsa, USA; 3 Lab for Physical Sciences, USA; 4 Johns Hopkins Univ., USA. We measure and theoretically describe the polarization anisotropy of the facet reflectivity in rectangular subwavelength waveguides. This effect is increasingly impacting integrated optical devices as the lateral size scale shrinks. CLEO:QELS–Fundamental Science 3: Metamaterials and Complex Media JTuI28 Modal Formulation for Scattering on the Absorbing Silicon Nanowire Arrays for Photovoltaic Applications, Kokou B. Dossou 1 , Lindsay C. Botten 1 , Ara A. Asatryan 1 , Björn C. Sturmberg 2 , Michael A. Byrne 1 , Christopher G. Poulton 1 , Ross C. McPhedran 2 , C. Martijn de Sterke 2 ; 1 Department of Mathematical Sciences, Univ. of Technology, Sydney, Australia; 2 School of Physics, Univ. of Sydney, Australia. We develop a modal method for modeling scattering off absorbing silicon nanowire arrays for photovoltaic applications. This semi-analytic approach allows the efficient, accurate calculation of absorption and gives insight into absorption mechanism. JTuI29 Scattering Performance of Plasmonic Nanorod Antennas: An Accurate and Fast Computational Scheme, Arash Rashidi 1 , Hossein Mosallaei 1 , Raj Mittra 2 ; 1 Electrical and Computer Engineering, Northeastern Univ., USA; 2 Electrical Engineering, Pennsylvania State Univ., USA. A fast and efficient computational scheme to characterize scattering from plasmonic nanorod antennas employing macro basis functions is introduced. This is a physics-based numerical paradigm with significant impact on computational nanophotonics. JTuI30 Gain and noise in long-range surface plasmonpolariton amplifiers, Israel De Leon 1 , Pierre Berini 1,2 ; 1 SITE, Univ. of Ottawa, Canada; 2 Physics, Univ. of Ottawa, Canada. An analysis of gain and noise in a long-range surface plasmon amplifier is presented. The amplifier incorporates a gain medium in the form of LDS821 dye molecules in solution. JTuI31 Thin Substrates for Enhanced Metamaterial Sensing Applications, Sher-Yi Chiam 1,2 , Ranjan Singh 3,4 , Weili Zhang 4 , Andrew A. Bettiol 1 ; 1 Physics, National Univ. of Singapore, Singapore; 2 NUS High School of Math and Science, Singapore; 3 School of Electrical and Computer Engineering, Oklahoma State Univ., USA; 4 Materials Physics and Applications Division, Los Alamos National Lab, USA. We show that metamaterials on thin substrates exhibit great sensitivity to changes in their dielectric environment. They thus show excellent potential for sensing applications as the analyte film can be applied on the substrate side. JTuI32 Control of self-accelerating Airy beams with optically-induced refractive-index gradient, Zhuoyi Ye 1 , Sheng Liu 2 , Cibo Lou 1 , Peng Zhang 3 , Yi Hu 1 , Daohong Song 1 , Jianlin Zhao 2 , Zhigang Chen 1,3 ; 1 TEDA Applied Physics School,, Nankai Univ., China; 2 School of Science, Northwestern Polytechnical Univ., China; 3 Department of Physics and Astronomy, San Francisco State Univ., USA. We show how to enhance, reduce, and completely suppress the acceleration of Airy beams in gradedindex media. By engineering the refractive-index gradient, active bending control of the Airy beams is realized, relevant to various environments. JTuI33 Photonic Band Gap in 3D Network Structures with Short-range Order, Seng Fatt Liew 1 , Jin-Kyu Yang 2 , Heeso Noh 1 , Carl Schreck 3 , Corey S. O’Hern 4,3 , Hui Cao 1,3 ; 1 Applied Physics, Yale Univ., USA; 2 Optical Engineering, Kongju National Univ., Republic of Korea; 3 Physics, Yale Univ., USA; 4 Mechanical Engineering, Yale Univ., USA. We show numerically a significant depletion of the density of optical states in disordered three-dimensional network structures. The pseudo photonic band gap is likely produced by short-range order and uniformity of local topology. JTuI34 Advanced and delayed optical images through single and coupled image resonators, Parvin Sultana 1 , Takahiro Matsumoto 2 , Makoto Tomita 1 ; 1 Physics, Shizuoka Univ., Japan; 2 Research and Development Center, Stanley Electric Corporation, 5-9-5 Tokodai, Japan. We propagated transverse two dimensional images encoded on optical pulses through a frequency window of coupled image resonator induced transparency. The optical images are stored and delayed by 10.5 ns. JTuI35 Frequency Tunable Metamaterial Designs Using Near-Field Coupled SRR Structures in the Terahertz Region, Evren Ekmekci 1,3 , Andrew C. Strikwerda 1 , Kebin Fan 2 , George R. Keiser 1 , Xin Zhang 2 , G. Turhan-Sayan 3 , Richard D. Averitt 1 ; 1 Physics, Boston Univ., USA; 2 Mechanical Engineering, Boston Univ., USA; 3 Electrical and Electronics Engineering, Middle East Technical Univ., Turkey. We present freq. tunable metamaterials using broadside-coupled SRRs. Freq. tuning, arising from changes in near field coupling, is obtained by in-plane displacement between the SRR layers. A 30μm shift results in a 663GHz freq. redshift(51% of f 0 ). JTuI36 Terahertz propagation through free-standing woven-steel-mesh metamaterials, Cumali Sabah 1 , Mark D. Thomson 1 , Fanzhen Meng 1 , Hartmut G. Roskos 1 ; 1 Physikalisches Institut, Johann Wolfgang Goethe Univ., Germany. Woven mesh metamaterials are investigated for THz frequencies. Pronounced amplitude transmission with 92% is observed. The spectral positions of surface-plasmon polaritons agree with the theory and abnormal group velocities occur between pass bands. JTuI37 Giant Goos-Hänchen Effect at Photonic Crystals Surfaces, Irina Soboleva 1,2 , Valentina Moskalenko 1 , Andrey Fedyanin 1 ; 1 Quantum Electronics, Lomonosov Moscow State Univ., Russian Federation; 2 A.N. Frumkin Inst. of Physical Chemistry and Electrochemistry, RAS, Russian Federation. Giant Goos-Hänchen effect is detected using TIR spectroscopy, directly observed in surface electromagnetic waves at photonic crystals using far-field optical microscopy visualization and achieves 100-times enhancement. JTuI38 Circularly-Polarized Resonances at the Photonic Band-edge of Chiral Liquid Crystal Microcavities, Luke J. Bissell 1 , Svetlana G. Lukishova 1 , Carlos R. Stroud 1 ; 1 Inst. of Optics, Univ. of Rochester, USA. Narrow, circularly-polarized microcavity resonances were observed for the first time in the fluorescence at the photonic band-edge of glassy chiral liquid crystal microcavities both undoped and doped with quantum dots irradiated by a cw-laser beam. Tuesday, 3 May Concurrent sessions are grouped across four pages. Please review all four pages for complete session information. 121
Ballroom Foyer JOINT JTuI • Nanophotonics and Integration Joint Poster Session—Continued Tuesday, 3 May JTuI39 Deterministic resonance and phase control for photonic sub- and super-radiance in coupled nanocavities, Tingyi Gu 1 , Serdar Kocaman 1 , Xiaodong Yang 2 , James F. McMillan 1 , Jiangjun Zheng 1 , Mingbin Yu 3 , Guo-Qiang Lo 3 , Dim-Lee Kwong 3 , Chee Wei Wong 1,3 ; 1 Electrical Engineering, Columbia Univ., USA; 2 Univ. of California, Berkeley, USA; 3 3The Inst. of Microelectronics, Singapore. Integrated chipscale electrodes allow isolated control of resonances and phases in optical multi-cavity system. By tuning the intra-cavity interferences, all-optical analogue to sub- and super-radiance on chip are achieved. JTuI40 Purcell effect in a magnetic cavity, Adel Rahmani 1 , Christopher G. Poulton 1 , Michael J. Steel 2 , Patrick C. Chaumet 3 , Garnett W. Bryant 4 ; 1 Mathematical Sciences, Univ. of Technology Sydney, Australia; 2 MQ Photonics Research Centre and Department of Physics and Astronomy, Macquarie Univ., Australia; 3 Institut Fresnel, Aix-Marseille Universite, France; 4 Atomic Physics Division and Joint Quantum Inst., National Inst. of Standards and Technology, USA. We study dipole emission inside a spherical cavity and investigate how the inclusion of magnetic effects leads to differences in the physics of radiating sources. JTuI41 Increased Optical Intensity near High Order Degenerate Photonic Band Edges for Nonlinear Applications, Nadav Gutman 1 , Lindsay C. Botten 2 , C. Martijn de Sterke 1 ; 1 IPOS and CUDOS, School of Physics, The Univ. of Sydney, Australia; 2 CUDOS, School of Mathematical Sciences, Univ. of Technology, Australia. We show theoretically that Degenerate Band Edges (DBEs) lead to high optical intensities. A method is proposed to create arbitrary DBE, (ω-ωD)=k 2n , for any integer n, by coupling n optical modes by multiple superimposed periodic structures. JTuI42 Selective Thermal Emission from Patterned Steel Surfaces, Joshua A. Mason 1 , David Adams 1 , Shaun Smith 1 , Zachariah Johnson 1 , Andrew Davis 2 , Dan Wasserman 1 ; 1 Physics and Applied Physics, Univ. of Massachusetts at Lowell, USA; 2 Alloy Surfaces Co., Inc., USA. Here we demonstrate mid-infrared selective thermal emission from periodically patterned steel surfaces with selective emission enhancement of a factor of 2.6. Numerical modeling and emission characterization are presented. JTuI43 Quasi-phase Matching in Nonlinear Metamaterials, Alec Rose 1 , David R. Smith 1 ; 1 Electrical and Computer Engineering, Pratt School of Engineering, Duke Univ., USA. We employ nonlinear metamaterials to demonstrate alternative quasi-phase matching (QPM) methods not feasible in natural materials. Additionally, we propose a method for dynamic QPM via resonance tuning, allowing for a tunable frequency of operation. JTuI44 Giant nonlinear optical enhancement in chalcogenide glass fibers with deep-subwavelength metallic nanowires, Bora Ung 1 , Maksim Skorobogatiy 1 ; 1 Engineering physics, Ecole Polytechnique de Montreal, Canada. A nanostructured chalcogenide-metal optical fiber is proposed. This hybrid nanofiber enables both very strong field confinement and extreme nonlinear light-matter interactions, much larger than a bare chalcogenide nanowire of comparable diameter. CLEO:QELS–Fundamental Science 6: Nano-Optics and Plasmonics JTuI45 Ultracompact Surface Plasmon Polariton Unidirectional Generator Based on Asymmetric Single-Nanoslit, Zhi Li 1 , Qihuang Gong 1 ; 1 Peking Univ., China. An asymmetric single-nanoslit with lateral dimension of only 370 nm is demonstrated to work as an efficient SPP unidirectional generator at wavelength of 830 nm. JTuI46 Mechanical Tuning of Surface Plasmon in Flexible Gold Nanograting, Yonghao Cui 1 , Venkata A. Tamma 1 , Won Park 1 ; 1 Univ. of Colorado at Boulder, USA. We present design, fabrication and characterization of mechanically tunable gold nanograting structure. As the period of the flexible gold grating was tuned mechanically, shift in surface plasmon coupling condition led to tuning of resonant. JTuI47 Plasmon resonance induced enhancement of reflection band in a one-dimensional metal nanocomposite photonic crystal, Saima Husaini 1,2 , Lev I. Deych 1 , Vinod Menon 1 ; 1 Physics, Queens College of the City Univ. of New York, USA; 2 Physics, Graduate School and Univ. Center, USA. A one-dimensional metal-nanocomposite-dielectric photonic crystal showing 200% enhancement of the reflection band due to the interplay between the plasmon resonance of the silver nanoparticles and Bloch modes of the photonic crystal is demonstrated. JTuI48 Plasmonic Aharonov-Bohm Effect, Vladimir Kleiner 1 , Sergey Nechaev 1 , Yuri Gorodetski 1 , Erez Hasman 1 ; 1 Russell Berrie Nanotechnology Inst., Technion-Inst. for Technology of Israel, Israel. A wave-front phase dislocation due to the scattering of surface plasmons from a topological defect is directly measured in the near field by means of interference. The analogy to the Aharonov-Bohm effect is presented. JTuI49 Average Enhancement Factor of Molecules- Doped Coreshell on Fluorescence, Mao-Kuen Kuo 1 , Jiunn-Woei Liaw 2 ; 1 Inst. of Applied Mechanics, National Taiwan Univ., Taiwan; 2 Department of Mechanical Engineering, Chang Gung Univ., Taiwan. We propose the average enhancement factor of a molecule-doped coreshell (Ag@SiO 2 ) on fluorescence to estimate the overall performance of a large number of coreshells. Results are in good accordance with experimental data. JTuI50 Silica nanowaveguides for subwavelength photonics, Bruno Beche 1 , Francois Dore 1 , Lionel Camberlein 2 , Daphne Duval 1 , Nolwenn Huby 1 , Joseph Zyss 3 , Etienne Gaviot 2 ; 1 Univ. Rennes 1, France; 2 Univ. Maine, France; 3 ENS Cachan, France. We report original approaches based on nanofluidic mechanisms involving silica nanoparticules that allowed us to design the formation of specific silica nanopatterns or organized networks of silica nanoridges that present sublambda propagation regime. JTuI51 A one-dimensional hybrid photonic crystal microcavity in the strong coupling regime, Lei Zhang 1 , Hui Deng 1 ; 1 Physics, Univ. of Michigan, USA. We propose a new hybrid photonic crystal cavity structure for one-dimensional polaritons by integrating a planar high-index-contrast grating (HCG) into a vertical microcavity. It can be readily scaled up to coupled quasi onedimensional arrays. JTuI52 Tracking molecular binding to nanostructures using CO 2 snow jet on plasmonic SERS substrates, James T. Hugall 1 , Jeremy J. Baumberg 1 , Sumeet Mahajan 1 ; 1 NanoPhotonics Centre, Cavendish Lab, Univ. of Cambridge, UK. Carbon dioxide snow jets are used to eject and rearrange molecules attached to nanostructured plasmonic surfaces. Tracking the dynamics of such perturbations provides strong insight into the origin of different contributions to SERS. JTuI53 Experimental Demonstration of Locally Oxidized Hybrid Silicon Plasmonic Waveguide, Boris Desiatov 1 , Ilya Goykhman 1 , Uriel Levy 1 ; 1 Applied Physics, Hebrew Univ., Israel. We demonstrate selfaligned approach for fabrication of hybrid silicon plasmonic waveguide. The demonstrated structure provides both nanoscale confinement together with propagation length of 100 microns. JTuI54 Sub-15 nm Photo-electron Source Using a Nano-aperture Integrated with a Nano-antenna, Yao-Te Cheng 1 , Yuzuru Takashima 1 , Juan R. Maldonado 2 , Larry Scipioni 3 , David Ferranti 3 , Piero A. Pianetta 1,2 , Lambertus Hesselink 1 , Roger F. Pease 1 ; 1 Stanford Univ., USA; 2 SLAC National Accelerator Lab, USA; 3 Carl Zeiss NTS, Inc, USA. We propose a nano-scale C-aperture nano-tip photo-electron source with a CsBr photo-cathode. We fabricated the structure and estimated the optical spot available in the CsBr thin film with photoresist exposure. JTuI55 Critical Coupling Requirements for Surface Plasmon Enhanced Magneto-Optic Isolators, Joseph A. Summers 1 , Rajeev J. Ram 1 ; 1 Research Lab of Electronics, Massachusetts Inst. of Technology, USA. The critical coupling criteria between dielectric waveguides and lossy surface plasmons is applied to isolator designs. This framework shows that non-reciprocal plasmon-semiconductor waveguides are not achievable, and alternatives are proposed. JTuI56 ENZ-enhanced transmission through subwavelength slits, Sandeep Inampudi 1 , David Slocum 1 , David Adams 1 , Shivashankar Vangala 1 , William Goodhue 1 , Dan Wasserman 1 , Viktor A. Podolskiy 1 ; 1 Physics and Applied Physics, Univ. of Massachusetts, Lowell, USA. We have performed comprehensive analysis of the ENZ-enhanced light transmission through subwavelength slits, identified bulk plasma resonance as a main cause of this transmission, and developed an analytical description of the phenomenon. JTuI57 Multiple Selective Excitations of Localized Surface Plasmons in Coupled Gold Nano-Spheres, Po-Nan Li 1 , Hsiu-Hao Tsao 1 , Chen-Bin Huang 1 ; 1 Inst. of Photonics Technologies, National Tsing Hua Univ., Taiwan. Numerical simulations show up to five localized surface plasmons (LSP) states can be selectively excited using simple source polarization control in gold nano-spheres. The extinctions among different selective states are quantitatively analyzed. JTuI58 Direct Visualization of Delocalized Band-Edge Slow-Bloch Mode Laser, Thanh-Phong Vo 1 , Adel Rahmani 2 , Ali Belarouci 1 , Christian Seassal 1 , Dusan Nedeljkovic 4 , Mathieu Mivelle 3 , Daniel Charraut 3 , Thierry Grosjean 3 , Ségolène Callard 1 ; 1 Institut of Nanotechnology of Lyon, France; 2 Department of Mathematical Science, Univ. of Technology, Australia; 3 Département d’Optique P.M. Duffieux, Institut FEMTO-ST, France; 4 Lovalite, France. We report on the near- and far-field investigation of the Slow Bloch Mode associated with the Γ-point of the Brillouin zone, for an active honeycomb lattice photonic crystal, using near-field scanning optical microscopy. JTuI59 Theoretical approach to the ultrafast nonlinear optical response of metal slabs, Mathias Wand 1 , Arno Schindlmayr 1 , Torsten Meier 1 , Jens Förstner 1 ; 1 Department of Physics, Univ. of Paderborn, Germany. We present an ab-initio method for calculating nonlinear and nonlocal optical effects in metallic slabs with sub-wavelength thickness. We find a strong localization of the second-harmonic current at the metal-vacuum interface. JTuI60 Near-infrared Nano-imaging Spectroscopy of Semiconductor Quantum Dots using a Phase Change Mask Layer, Nobuhiro Tsumori 1 , Motoki Takahashi 1 , Toshiharu Saiki 1 ; 1 Graduate School of Science and Technology, Keio Univ., Japan. We proposed a near-infrared nano-imaging spectroscopy of semiconductor quantum structures using a phase change mask layer. The performance of this method was demonstrated by numerical simulation and photoluminescence measurement of quantum dots. JTuI61 Nanophotonic Device Optimization with Adjoint FDTD, Paul Hansen 1 , Yuxin Zheng 2 , Eugene Perederey 1 , Lambertus Hesselink 1,2 ; 1 Applied Physics, Stanford Univ., USA; 2 Electrical Engineering, Stanford Univ., USA. The sensitivity of a nanophotonic device’s performance with respect to changes in its shape and size can be efficiently obtained by adjoint FDTD. By optimizing the structure’s boundary we constrain resulting designs to be fabricatable. 122 CLEO: 2011 • 1–6 May 2011
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Tuesday, 3 May 2011 - CLEO

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