Monday, June 1, 2009 - CLEO

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Room 340 Room 341 Rooms 328-329IQECCLEOIMI • Quantum Information II—ContinuedCMFF • Four-Wave Mixing—ContinuedCMGG • VCSELs I—ContinuedIMI5 • 2:30 p.m.One-Way Quantum Computation Using aQuantum Nondemolition Entangling Gate,Yoshichika Miwa 1,2 , Jun-Ichi Yoshikawa 1,2 , Peter vanLoock 3 , Akira Furusawa 1,2 ; 1 Univ. of Tokyo, Japan,2CREST-JST, Japan, 3 Univ. Erlangen-Nürnberg,Germany. We demonstrate a Û=exp(iκˆx 2 ) gate asan example of one-way quantum computation. Thecoefficient κ is controlled via the local oscillatorphase of a homodyne measurement. The squeezingbelow the shot noise limit is observed.CMFF4 • 2:30 p.m.Optical Parametric Amplification in the NIRin a Gaseous Medium by Use of a Hollow Fibre,Alexander Grün 1 , Daniele Faccio 1,2 , Arnaud Couairon3 , Philip K. Bates 1 , Olivier Chalus 1 , Jens Biegert 1,4 ;1ICFO-Inst. de Cienciès Fotióniques, MediterraneanTechnology Park, Spain, 2 CNISM-Dept. di Fisicae Matematica, Univ. dell’Insubria, Italy, 3 CNRS-Ctr. de Physique Théorique, École Polytechnique,France, 4 ICREA-Institucio Catalana de Recercai Estudis Avancats, Spain. We demonstrate efficientparametric generation of >4 µJ, 80 fs pulsescentered at 1.3 µm in a gas-filled hollow fibre.The measured bandwidth supports few-cycle,passively CEP-locked infrared pulses for EUV andattosecond physics.CMGG4 • 2:30 p.m.Microwave Signal Mixing in Coupled-CavityVCSELs, Chen Chen, Kent Choquette; Univ.of Illinois at Urbana-Champaign, USA. Twomicrowave signals of different frequencies areused to modulate the top and bottom cavity of acoupled-cavity VCSEL. Signal mixing is observed,which can be engineered by varying the DC biasesto the cavities.IMI6 • 2:45 p.m.Engineering a Telecom-Band Controlled-NOTGate, Monika Patel 1,2 , Joseph B. Altepeter 1 , MatthewA. Hall 1 , Milja Medic 1,2 , Prem Kumar 1,2 ; 1 Ctr.for Photonic Communication and Computing,Electrical Engineering and Computer Science Dept.,Northwestern Univ., USA, 2 Dept. of Physics andAstronomy, Northwestern Univ., USA. We experimentallycharacterize a linear optics, telecom-bandquantum controlled-NOT gate using a fiber-basedsource of degenerate photon-pairs and bound itsprocess fidelity to 0.907 ≤ F p ≤ 0.948.CMFF5 • 2:45 p.m.Four-Wave Mixing in Integrated Silicon NitrideWaveguides, Jacob S. Levy, Alexander Gondarenko,Amy C. Turner-Foster, Mark A. Foster, AlexanderL. Gaeta, Michal Lipson; Cornell Univ., USA. Wedemonstrate four-wave mixing in silicon nitridewaveguides with -7.1 dB conversion efficiencybetween the signal and idler. We observe no evidenceof nonlinear losses with pump powers ashigh as 110 W.CMGG5 • 2:45 p.m.Long-Wavelength BTJ-VCSELs with ImprovedModulation Bandwidth and Temperature Range,Werner H. Hofmann 1 , Michael Müller 1 , GerhardBöhm 1 , Jürgen Rosskopf 2 , Markus-ChristianAmann 1 ; 1 Walter Schottky Inst., Technische Univ.München, Germany, 2 VERTILAS GmbH, Germany.InP-based VCSELs, emitting at 1.55 µm withimproved active region and reduced parasitics aredemonstrated. A superior modulation-bandwidth>10 GHz is achieved up to 85°C. Potential bit-ratesof 12.5 or even 17 Gb/s are feasible.IMI7 • 3:00 p.m.Quantum Optics in Laser-Written WaveguideCircuits, Graham D. Marshall 1 , Jonathan C. F.Matthews 2 , Alberto Politi 2 , Peter Dekker 1 , MartinAms 1 , Michael J. Withford 1 , Jeremy L. O’Brien 2 ;1Macquarie Univ., Australia, 2 Univ. of Bristol,UK. Building quantum optical circuits withwaveguides-on-a-chip networks is a practical routeto scalable quantum information processing. Wereport circuits made using direct-write laser techniquesthat create high fidelity, 2 or 3-dimensional,fiber compatible quantum networks.CMFF6 • 3:00 p.m.Generation of Wavelength-Tunable MulticoloredFemtosecond Laser Pulses in a FusedSilica Glass, Jun Liu 1 , Takayoshi Kobayashi 1,2,3,4 ;1Univ. of Electro-Communications, Japan, 2 JST,ICORP, Ultrashort Pulse Laser Project, Japan, 3 Natl.Chiao Tung Univ., Taiwan, 4 Osaka Univ., Japan.Multicolored femtosecond pulses were generatedsimultaneously through cascade four-wave mixingin fused-silica glass. They have excellent powerstability, pulse duration, spatial model properties,and continuous tunable ability from 360nm to1.2μm suited to multi-color devices.CMGG6 • 3:00 p.m.32 Gb/s Transmission Experiments Using HighSpeed 850 nm VCSELs, Petter Westbergh 1 , JohanS. Gustavsson 1 , Åsa Haglund 1 , Anders Larsson 1 ,Friedhelm Hopfer 2 , Dieter Bimberg 2 , Andrew Joel 3 ;1Chalmers Univ. of Technology, Sweden, 2 Inst.für Festkörperphysik, Technische Univ. Berlin,Germany, 3 IQE Europe Ltd., UK. We demonstrateerror free transmission at bit rates up to 32 Gb/sat room temperature and 25 Gb/s at 85°C using a9 μm oxide aperture 850 nm VCSEL.Monday, June 13:15 p.m.–3:45 p.m. Coffee Break, Concourse LevelNOTES________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Concurrent sessions are grouped across four pages. Please review all four pages for complete session information.71
Rooms 318-320 Rooms 321-323 Rooms 324-326 Room 314CLEOIQECCLEOIQEC3:45 p.m.–5:30 p.m.CMHH • Novel Applications ofMicrostructured FilmsJohn M. Fini; OFS Labs, USA,Presider3:45 p.m.–5:30 p.m.IMJ • Quantum Information IIIPresider to Be Announced3:45 p.m.–5:30 p.m.CMII • High Repetition RateCombsCurtis Menyuk; Univ. ofMaryland, Baltimore County,USA, Presider3:45 p.m.–5:30 p.m.IMK • NanoplasmonicWaveguides and DevicesPresider to Be AnnouncedCMHH1 • 3:45 p.m. InvitedA Chirped Photonic Crystal Fiber for High-Fidelity Guiding of Sub-100 fs Pulses, JuliaS. Skibina 1 , Rumen Iliew 2 , Jens Bethge 3 , MartinBock 3 , Dorit Fischer 3 , Valentin I. Beloglasov 4 ,Reiner Wedell 5 , Sven Burger 6 , Günter Steinmeyer 3 ;1Saratov State Univ., Russian Federation, 2 Inst. fürFestkörpertheorie und Optik, Friedrich-Schiller-Univ. Jena, Germany, 3 Max-Born-Inst., Germany,4Nanostructured Glass Technology Co., RussianFederation, 5 Inst. für Angewandte Photonike.V., Germany, 6 Zuse Inst. Berlin, Germany. Wedemonstrate a novel photonic-crystal fiberarchitecture that breaks with the paradigm oflattice homogeneity and enables a new degree offreedom in photonic-crystal-fiber design. We experimentallydemonstrate guiding of 20-fs pulsesover meter distance.IMJ1 • 3:45 p.m.Single Photon Source for an Ion Trap QuantumNetwork, Marc Almendros, Felix Rohde, CarstenSchuck, Jan Huwer, Nicolas Piro, Markus Hennrich,Francois Dubin, Jürgen Eschner; ICFO, Spain.Trapped between high numerical aperture laserobjectives, a single calcium ion is converted intoa high-efficiency source of single photons, withcontrolled coherence properties. Thereby, variousschemes to establish entanglement between remoteions are probed.IMJ2 • 4:00 p.m.A Single Ion Interacting with Single SpontaneousParametric Down-Conversion Photons,Nicolas Piro, Felix Rohde, Carsten Schuck, MarcAlmendros, Jan Huwer, Markus Hennrich, AlbrechtHaase, Morgan W. Mitchell, Francois Dubin, JürgenEschner; ICFO, Spain. We present a tunable,frequency-stabilized, narrow-bandwidth sourceof frequency-degenerate, entangled photon pairs,which can address the two D-P transitions in 40 Ca +ions. We also demonstrate single ion-single photoninteraction by the detection of quantum jumps.CMII1 • 3:45 p.m. InvitedFemtosecond Laser Frequency Comb for PrecisionAstrophysical Spectroscopy, Chih-Hao Li 1 ,Andrew J. Benedick 2 , Claire E. Cramer 1 , GuoqingChang 2 , Li-Jin Chen 2 , Peter Fendel 2 , Gabor Furesz 1 ,Alexander G. Glenday 1 , Franz X. Kaertner 2 , David F.Phillips 1 , Dimitar Sasselov 1 , Andrew Szentgyorgyi 1 ,Ronald Walsworth 1 ; 1 Harvard-Smithsonian Ctr. forAstrophysics, USA, 2 MIT, USA. High-resolutionspectroscopy is a crucial tool for cosmology andthe search for extrasolar planets. We present a lasercomb with up to 40-GHz line spacing for use as anew spectrographic calibration source.IMK1 • 3:45 p.m.Surface Plasmon Enhanced Magneto-OpticIsolator, Juan Montoya 1 , Joel M. Hensley 1 , KrishnanParameswaran 1 , Mark G. Allen 1 , Rajeev J.Ram 2 ; 1 Physical Sciences Inc., USA, 2 MIT, USA.We present an integrated isolator design basedon nonreciprocal coupling into a magneto-opticsurface-plasmon waveguide that achieves an isolation>30dB with an insertion
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Monday, June 1, 2009 - CLEO

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