Monday, June 1, 2009 - CLEO

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Room 315 Room 316 Room 317IQECCLEOIMC • Nonlinear Nanophotonicand Periodic Media—ContinuedCMC • Transmission and OpticalProcessing—ContinuedCMD • Light Emission inNovel Nano-Structures andMaterials—ContinuedIMC4 • 9:00 a.m.Dynamic Localization in Curved CoupledOptical Waveguide Arrays, Arash Joushaghani 1 ,Rajiv Iyer 1 , Julius Wan 2 , Joyce K. S. Poon 1 , MartijnC. de Sterke 3 , Marc M. Dignam 2 , J. Stewart Aitchison1 ; 1 Univ. of Toronto, Canada, 2 Queen’s Univ.,Canada, 3 Univ. of Sydney, Australia. We presentthe experimental observation of three differentoptical localization schemes in curved coupledoptical waveguide arrays. Exact and approximatedynamic localization are compared and a newtype of localization, quasi-Bloch oscillations, isdemonstrated.CMC4 • 9:00 a.m.Highly Alignment Tolerant 10 Gb/s LinksUsing Very Large Core Plastic Optical Fiber,Arup Polley, Stephen E. Ralph; Georgia Tech,USA. We experimentally demonstrate error-free10Gb/s transmission over the largest core sizefiber ever reported. A tolerance of ±30micronis demonstrated for both the VCSEL source andPIN diode receiver.CMD4 • 9:00 a.m.Modulation of Uniform Light Pattern with LightExtraction Enhancement by GaN MicrolensArrays of LEDs, YunChih Lee, Chien-Chi Hsu,Shih-Pu Yang, Po-Shen Lee, Jenq-Yang Chang,Mount-Learn Wu; Dept. of Optics and Photonics,Natl. Central Univ., Taiwan. The uniform lightpattern with light extraction enhancement 250% ofLEDs with GaN microlens arrays are demonstratednumerically and experimentally. It makes LEDlight source as a device of spatial-intensity uniformityintegrated with GaN-LEDs structure.IMC5 • 9:15 a.m.From Type II Upconversion to SPDC: A Pathto Broadband Polarization Entanglement inPoled Fibers, Eric Y. Zhu 1 , Lukas G. Helt 2 , MarcoLiscidini 2 , Li Qian 1 , John E. Sipe 2 , Albert Canagasabey3 , Costantino Corbari 3 , Morten Ibsen 3 , PeterG. Kazansky 3 ; 1 Dept. of Electrical and ComputerEngineering, Univ. of Toronto, Canada, 2 Dept. ofPhysics, Univ. of Toronto, Canada, 3 OptoelectronicsRes. Ctr., Univ. of Southampton, UK. We reporttype-II sum-frequency and second-harmonicgeneration in a 24-cm-long periodically-poledsilica fiber. Quasi-phase matching is achievedfor orthogonally-polarized signal and idler over1520-1575 nm, demonstrating the path to infiberbroadband polarization-entangled photonpair generation.CMC5 • 9:15 a.m.1-μm Waveband, 12.5-Gbps Transmission witha Wavelength Tunable Single-Mode SelectedQuantum-Dot Optical Frequency Comb Laser,Naokatsu Yamamoto 1 , Redouane Katouf 1 , KouichiAkahane 1 , Tetsuya Kawanishi 1 , Hideyuki Sotobayashi2 ; 1 NICT, Japan, 2 Aoyama Gakuin Univ.,Japan. 1-μm waveband, 12.5-Gbps transmissionover a 1.5-km single-mode holey-fiber is demonstratedwith clear eye-openings. A wavelengthtunable single-mode selected quantum-dot opticalfrequency-comb laser is used as the optical-sourcepotentially capable of wavelength division multiplexing(WDM).CMD5 • 9:15 a.m.Paper Withdrawn.IMC6 • 9:30 a.m.Ultrafast All-Optical Modulation in GaAsPhotonic Crystal Cavities, Chad Husko 1,2 , AlfredoDe Rossi 2 , Sylvain Combrié 2 , Quynh Tran 2 ,Fabrice Raineri 3,4 , Chee Wei Wong 1 ; 1 ColumbiaUniv., USA, 2 Thales Res. and Technology, France,3Lab de Photonique et de Nanostructures, CNRS,France, 4 Univ. D. Diderot, France. We demonstrateall-optical modulation via ultrafast optical carrierinjection in a GaAs photonic crystal cavity usinga degenerate pump-probe technique. The lowswitching(absorption) energy~120fJ(10fJ),andfast response(~15ps),limited only by carrierlifetime, suggest practical all-optical switchingapplications.CMC6 • 9:30 a.m.Optimum Filter for Wavelength Conversionwith QD-SOA, Rene Bonk 1 , Stelios Sygletos 1 ,Romain Brenot 2 , Thomas Vallaitis 1 , Andrej Marculescu1 , Philipp Vorreau 1 , Jingshi Li 1 , WolfgangFreude 1 , Francois Lelarge 2 , Guang-Hua Duan 2 ,Juerg Leuthold 1 ; 1 Univ. of Karlsruhe, Germany,2Alcatel-Thalès III-V Labs, Joint Lab of Bell Labsand Thales Res. and Technology, France. Highqualityall-optical wavelength conversion isdemonstrated with a single QD-SOA followedby a filter. The operation regimes of QD-SOA areidentified. It is shown that different filter schemesare needed for the respective regimes.CMD6 • 9:30 a.m.Emission Enhancement and Redistributionvia Bloch Surface Waves, Molu Shi 1 , MatteoGalli 2 , Daniele Bajoni 2 , Marco Liscidini 1 , JohnSipe 1 ; 1 Univ. of Toronto, Canada, 2 Univ. of Pavia,Italy. We demonstrate a strong enhancement andintensity redistribution of dipole emission by aBloch Surface Wave at the surface of a periodicsilicon nitrite multi-layer.Monday, June 19:45 a.m.–10:15 a.m. Coffee Break, 300 Level FoyerNOTES_____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Concurrent sessions are grouped across four pages. Please review all four pages for complete session information.53
Room 336 Room 337 Room 338 Room 339CLEOCME • Imaging Applications—ContinuedCMF • Biomedical Tomography—ContinuedCMG • Compact Sensors—ContinuedCMH • Nanostructured andOrganic LEDs—ContinuedCME4 • 9:00 a.m.Ultrashort-Pulsed Nondiffracting Images,Martin Bock, Susanta K. Das, Rüdiger Grunwald;Max-Born-Inst. for Nonlinear Optics and Short-Pulse Spectroscopy, Germany. Saari’s concept of“flying images” was realized with ultrashort-pulsedneedle beam arrays. By applying reflective phaseonlyspatial light modulators, two-dimensionalimage information was programmed in pseudonondiffractingsub-beams of extremely high aspectratio and propagation stability.CMF5 • 9:00 a.m. InvitedMesoscopic Imaging Using Multi SpectralOptoacoustic Tomography (MSOT), VasilisNtziachristos, Daniel Razansky; Technische Univ.München, Germany. The talk describes next generationhigh-resolution photonic tissue imagingthat goes beyond the penetration limit of opticalmicroscopy.CMG5 • 9:00 a.m.Contrast Enhancement of UV Absorption andImproved Biochip Imaging, Kristelle Robin 1 ,Jean-Luc Reverchon 1 , Arnaud Brignon 1 , LaurentMugherli 2 , Michel Fromant 2 , Pierre Plateau 2 , HenriBenisty 3 ; 1 Thales Res. & Technology, France, 2 Labde Biochimie, CNRS, France, 3 Lab Charles Fabryde l’Inst. d’Optique, France. Biochip using UVabsorption for selective DNA or proteins imagingmay take advantage of sensitivity enhancementthanks to either multilayer structures or gratingstructures. We discuss the interest of coupledangular and spectral illumination.CMH5 • 9:00 a.m.Beam Shaping of GaN/InGaN Vertical-InjectionLight Emitting Diodes via High-Aspect-RatioNanorod Arrays, Min-An Tsai 1 , Peichen Yu 1 , C.L. Chao 1 , C. H. Chiu 1 , H. C. Kuo 1 , T. C. Lu 1 , S.C. Wang 1 , J. J. Huang 2 ; 1 Natl. Chiao Tung Univ.,Taiwan, 2 Natl. Taiwan Univ., Taiwan. The enhancedlight extraction and collimated outputbeam profile from GaN/InGaN vertical-injectionlight emitting diodes are demonstrated utilizinghigh-aspect-ratio nanorod arrays. The nanorodarrays are patterned by self-assembled silicaspheres, followed by inductively-coupled-plasmareactive-ion-etching.CME5 • 9:15 a.m.Tabletop Coherent Diffractive Microscopy withSoft X-Rays from High Harmonic Generation at13.5 nm, Daisy A. Raymondson 1 , Richard Sandberg1 , Ethan Townsend 1 , Matt Seaberg 1 , Chan Lao-vorakiat1 , Margaret Murnane 1 , Henry Kapteyn 1 ,Kevin Raines 2 , Jianwei Miao 2 , William Schlotter 3,4 ;1JILA, Univ. of Colorado and NIST, USA, 2 Dept. ofPhysics and Astronomy, Univ. of California at LosAngeles, USA, 3 Inst. fur Experimentalphysik, Univ.Hamburg, Germany, 4 FLASH at DESY, Germany.We demonstrate lensless diffractive microscopywith 92nm resolution using 13.5nm light fromhigh harmonic generation. Fast image retrievalwith Fourier transform holography is shown,and we present paths to refining the images tohigher resolution.CMG6 • 9:15 a.m.Highly-Sensitive Intracavity Detection UsingPolarization Mode Beating Techniques,Andrea Rosales-García 1 , Theodore F. Morse 1 , JuanHernández-Cordero 2 ; 1 Boston Univ., USA, 2 Inst.de Investigaciones en Materiales, Univ. NacionalAutónoma de México, Mexico. We proposea highly-sensitive fiber optic sensor based onpolarization mode beating techniques for measuringnanometric changes in optical pathlength. Thehigh sensitivity and narrow laser linewidth show apotential application for ultra-sensitive biologicalmeasurements.CMH6 • 9:15 a.m.Enhancement in Electron Injection and Transportof Organic Light Emitting Diodes UsingMnO, Jiaxiu Luo, Lixin Xiao, Zhijian Chen,Qihuang Gong; State Key Lab for Artificial Microstructuresand Mesoscopic Physics, Dept. ofPhysics, Peking Univ., China. An insulator MnOas an electron injecting and transporting materialintroduced into organic light-emitting diodes toincrease electroluminescence efficiency also caneliminate the problem of the oxidation of reactivedopants to improve stability of devices.Monday, June 1CME6 • 9:30 a.m.Measurement of Two-Photon Excitation Spectrumof Various Fluorophores with FourierTransform Nonlinear Spectroscopy, HiroshiHashimoto 1,2 , Keisuke Isobe 1 , Akira Suda 1 , FumihikoKannari 2 , Hiroyuki Kawano 3 , Hideaki Mizuno 3 ,Atsushi Miyawaki 3 , Katsumi Midorikawa 1 ; 1 RIKENAdvanced Science Inst., Japan, 2 Keio Univ., Japan,3RIKEN Brain Science Inst., Japan. We show atechnique to measure the two-photon excitationspectrum of various fluorophores, based on Fouriertransform nonlinear spectroscopy with the useof ultrabroadband laser (670-1100 nm).CMF6 • 9:30 a.m.High-Resolution Photoacoustic Imaging, FantingKong 1 , Ying-Chih Chen 1 , Harriet O. Lloyd 2 ,Ronald H. Silverman 2,3 , Hyung Kim 4 , JonathanM. Cannata 4 , K. Kirk Shung 4 ; 1 Dept. of Physicsand Astronomy, Hunter College and the GraduateSchool, CUNY, USA, 2 Dept. of Ophthalmology, WeillCornell Medical College, USA, 3 F.L. Lizzi Ctr. forBiomedical Engineering, Riverside Res. Inst., USA,4Dept. of Biomedical Engineering, Univ. of SouthernCalifornia, USA. We report a high-resolutionphotoacoustic imaging apparatus based on aring transducer which allows focused laser andultrasonic beams to be launched collinearly froma monolithic device.CMG7 • 9:30 a.m.Gratings on Porous Silicon Structures for SensingApplications, Marco Liscidini 1 , Xing Wei 2 ,Chris Kang 2 , Guoguang Rong 2 , Scott Retterer 3 ,Maddalena Patrini 4 , John Sipe 1 , Sharon Weiss 2 ;1Univ. of Toronto, Canada, 2 Vanderbilt Univ., USA,3Oak Ridge Natl. Lab, USA, 4 Dept. of Physics, Univ.of Pavia, Italy. We investigate the use of gratingson porous silicon (PSi) structures for sensing applications.Examples of two classes of systems arestudied: grating-coupled waveguide biosensorsand diffraction-based biosensors.CMH7 • 9:30 a.m.Enhancement on Top Emission of OrganicLight-Emitting Diode via Scattering SurfacePlasmons by Nano-Aggregated OutcouplingLayer, Zhijian Chen, Ziyao Wang, Lixin Xiao,Qihuang Gong; State Key Lab for Artificial Microstructuresand Mesoscopic Physics, Dept. of Physics,Peking Univ., China. A stable self nano-aggregatedbathocuproine film was fabricated and introducedatop of conventional organic light emitting diodefor enhancing top emission, leading to 2.7 timesenhancement on top emission due to scatteringsurface plasmon energy.9:45 a.m.–10:15 a.m. Coffee Break, 300 Level FoyerNOTES_______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________54CLEO/IQEC and PhotonXpo 2009 • May 31–June 5, 2009
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Monday, June 1, 2009 - CLEO

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