Monday, June 1, 2009 - CLEO

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Room 340 Room 341 Rooms 328-329CLEO8:00 a.m.–9:45 a.m.CMI • THz Instrumentation andTechniquesChiko Otani; RIKEN, Japan,Presider8:00 a.m.–9:45 a.m.CMJ • Nonlinear OpticalMaterialsDavid Hagan; CREOL, Univ. ofCentral Florida, USA, Presider8:00 a.m.–9:45 a.m.CMK • Quantum Dots andMode-Locked LasersA. Catrina Bryce; Univ. ofGlasgow, UK, PresiderCMI1 • 8:00 a.m.Amplitude Modulation of Terahertz QuantumCascade Lasers by External Interband-ExcitationLight, Norihiko Sekine, Iwao Hosako; NICT, Japan.We have investigated light-current characteristicsof terahertz quantum cascade lasers under externallight injection. The light injection induces themodulation of the output power that is explainedby the characteristic properties of the laser.CMJ1 • 8:00 a.m. InvitedUltra-Wide THz-Wave Generation by DASTand BNA, Hiromasa Ito 1,2 ; 1 RIKEN Sendai, Japan,2Tohoku Univ., Japan. Organic crystals are mostpromising materials for efficient THz-wavegeneration. 4-dimethylamino-N-methyl-4-stilbazolium tosylate (DAST) and N-benzyl-2-methyl-4-nitroaniline (BNA) are investigatedfor ultra-wide THz-wave generation. New THzapplications will be presented using frequencyagileTHz sources.CMK1 • 8:00 a.m. TutorialCommercialization of QD Lasers, MitsuruSugawara; Fujitsu Labs Ltd., Japan. This talk willoverview developments and commercializationof quantum-dot optical devices, i.e., lasers andamplifiers, from the epoch-making finding of InAsself-assembled quantum dots emitting at 1.3 μm tothe launch of QD Laser Inc and its activity.CMI2 • 8:15 a.m.Inverse-Quantum-Engineering: A New Methodologyfor Designing THz QCLs for Basic andApplied Research, Inès Waldmueller, Michael C.Wanke, Maytee Lerttamrab, Dan G. Allen, WengW. Chow; Sandia Natl. Labs, USA. We demonstratethe general capabilities of the developed methodologyby tuning the emission frequency of a GaAs/Al x Ga 1-x As THz QCL over a frequency range of 2.9THz, and the Al fraction over a range of 0.17.CMI3 • 8:30 a.m.Spatiotemporal Control of THz Pulses byShaping the Laser Beam Transverse Profile ina Non Linear Rectifying Crystal, Ciro D’Amico,Marc Tondusson, Jerome Degert, Eric Freysz; Univ.de Bordeaux1, France. We demonstrate that spatiotemporalproperties of Terahertz (THz) pulsesgenerated in a ZnTe crystal are controlled in theintermediate field by shaping the transverse spatialprofile of the near infrared (NIR) femtosecond(fs) optical pump.CMJ2 • 8:30 a.m.Multilayer Walk-off Corrected Nonlinear OpticalDevices - Engineering of Quasi-NoncriticalPhase-Matching to All Wavelengths, XiaodongMu, Helmuth E. Meissner, Huai-Chuan Lee; OnyxOptics, Inc., USA. Multilayer walk-off correctednonlinear crystal composites not only can correctthe spatial walk-off, but also can compensatethe phase-mismatching caused by incident angledeviation. The noncritical phase-matching-likeproperties can be engineered to all wavelengths.Dr. Sugawara joined Fujitsu Laboratories Ltd.,Japan, in 1984, and studied physics of semiconductoroptical devices like lasers, detectors, amplifiers,and switches. Since the finding of self-assembledquantum dots emitting at 1.3 micron by hisgroup in 1995, he has been working on physics ofquantum-dot lasers and amplifiers and their applicationto optical communications. He workedas a professor of University of Tokyo in 2001-2005to develop quantum-dot optical devices underthe academic-industrial collaboration project. In2006, he launched QD Laser, Inc. to commercializequantum-dot optical devices as President andCEO. He is the recipient of the JAPAN PrimeMinister’s Award 2007 and the Runner-Up Awardin the Semiconductor category of The Wall StreetJournal Technology Innovation Awards 2006. He isthe editor and the author of the book entitled Self-Assembled InGaAs/GaAs Quantum Dots.Monday, June 1CMI4 • 8:45 a.m.Terahertz-Wave Detection Using an OrganicDAST Crystal Covering Ultra-Wide Frequency-Range at Room Temperature, Hiroaki Minamide 1 ,Jun Zhang 1 , Ruixiang Guo 1 , Seigo Ohno 1 , KatsuhikoMiyamoto 1 , Hiromasa Ito 1,2 ; 1 RIKEN Sendai,Japan, 2 Tohoku Univ., Japan. Rapidly responding,high-sensitivity terahertz (THz)-wave detectionwith an organic DAST crystal was demonstratedusing nonlinear frequency up-conversion tonear-infrared light. Detection of THz-wave signalsfrom 16.4-THz to 26.3-THz was achieved at roomtemperature.CMJ3 • 8:45 a.m.Nonlinear Optical Transformation of the PolarizationState with Holographic Cut CubicCrystals, Stoyan Kourtev 1 , Lorenzo Canova 2 ,Nikolay Minkovski 1 , Aurelie Jullien 2 , Olivier Albert 2 ,Rodrigo Lopez-Martens 2 , Solomon M. Saltiel 1 ;1Faculty of Physics, Sofia Univ., Bulgaria, 2 Labd’Optique Appliquée, École Natl.e Supérieure deTechniques Avances, École Polytechnique, CNRS,France. We demonstrate very efficient (~30%)nonlinear optical polarization switch between twolinearly cross-polarized states with holographiccut BaF 2 crystal. The same cut can be used fornonlinear optical transformation of circularlypolarized light.Concurrent sessions are grouped across four pages. Please review all four pages for complete session information.51
Rooms 318-320 Rooms 321-323 Rooms 324-326 Room 314CLEOIQECCLEOIQECCMA • fs Fiber Oscillators I—ContinuedIMA • Strongly Coupled AtomicSystems—ContinuedCMB • 10 Years of FrequencyCombs CLEO Symposium I—ContinuedIMB • Infrared and NonlinearPlasmonics—ContinuedCMA5 • 9:00 a.m.Femtosecond Pulses with 1.1 GHz RepetitionRate Generated from a CW Laser without Mode-Locking, Yitang Dai, Chris Xu; Cornell Univ., USA.471-fs pulses are generated by injecting a 33-pspulse train, obtained from pulse carving a 1.55-μmCW DFB laser, into a time-lens loop. High repetitionrate of 1.1 GHz is demonstrated.IMA2 • 9:00 a.m.Photon Correlations in Systems with StrongLight-Matter Coupling, Lukas Schneebeli, MackilloKira, Stephan W. Koch; Dept. of Physics and MaterialSciences Ctr., Philipps-Univ., Germany. Theappearance of the two-photon strong-couplingstates is analyzed in atomic vs. semiconductorquantum-dot microcavities. An identical excitationmechanism explains phenomena observedin photon-correlation measurements.CMB2 • 9:00 a.m.Frequency Measurement of a Sr Optical LatticeClock Using a Coherent Optical Link over a120-km Fiber, Feng-Lei Hong 1,2 , Mitsuru Musha 3 ,Masao Takamoto 2,4 , Hajime Inaba 1,2 , Shinya Yanagimachi1 , Akifumi Takamizawa 1 , Ken-ichi Watabe 1 ,Takeshi Ikegami 1 , Michito Imae 1,2 , Yasuhisa Fujii 1,2 ,Masaki Amemiya 1,2 , Ken’ichi Nakagawa 3 , Ken-ichiUeda 3 , Hidetoshi Katori 2,4 ; 1 AIST, Japan, 2 CREST,Japan Science and Technology Agency, Japan, 3 Univ.of Electro-Communications, Japan, 4 Univ. of Tokyo,Japan. We demonstrate a precision frequency measurementusing a phase-stabilized 120-km opticalfiber link over a physical distance of 50 km. Theabsolute frequency of the 87 Sr optical lattice clock ismeasured to be 429228004229874.1(2.4) Hz.IMB4 • 9:00 a.m.IR Index Sensing Based on Surface Phonon-Polaritons in SiC, Dmitriy Korobkin 1 , BurtonNeuner III 1 , Chris Fietz 1 , Davy Carole 2 , GabrielFerro 2 , Gennady Shvets 1 ; 1 Dept. of Physics, Univ.of Texas, USA, 2 Univ. Claude Bernard Lyon 1,France. We present results demonstrating theexcitation of surface phonon-polaritons at theinterface between SiC and different materials.The resonant nature of the excitation can be usedto sense minute substance amounts or distinguishbetween substances.CMA6 • 9:15 a.m.Giant-Chirp Oscillators for Short-Pulse FiberAmplifiers, William H. Renninger, Andy Chong,Frank W. Wise; Cornell Univ., USA. A dissipativesolitonoscillator can replace the oscillator,stretcher, pulse-picker, and pre-amplifier in achirped-pulse fiber amplifier. 150-ps pulses at3-MHz repetition rate are amplified to 1-uJ energywith pulse duration as short as 670 fs.IMA3 • 9:15 a.m.Conditional Dynamics in Two-Mode CavityQED, David G. Norris 1 , Eric J. Cahoon 1 , PabloBarberis 2 , Howard J. Carmichael 3 , Luis A. Orozco 1 ;1Univ. of Maryland, USA, 2 Univ. Nacional Autonomade Mexico, Mexico, 3 Univ. of Auckland,New Zealand. The conditional dynamics of 85 Rbatoms in a driven two-mode optical cavity showsquantum beats from ground state Larmor precession.We study the manipulation and control oftheir fringe visibility.CMB3 • 9:15 a.m.Absolute Ranging Using Frequency Combs,William C. Swann, Ian Coddington, Nathan R.Newbury; NIST, USA. We present a techniquefor measuring absolute range that uses two mismatchedfrequency combs to measure distanceover 1.5 m range with 10 nm level statisticaluncertainty.IMB5 • 9:15 a.m.Weak Coupling of Monolayer Lead SulfideQuantum Dots to Silicon Photonic CrystalCavities at Near-Infrared Wavelengths, RanojoyBose, Jie Gao, Fang Wen Sun, James F. McMillan,Xiaodong Yang, Charlton J. Chen, Chee Wei Wong;Columbia Univ., USA. We present experimentalanalysis of weak coupling for monolayer leadsulfide quantum dots coupled to silicon photoniccrystal cavities between 4K and room temperature,as well as power-saturation measurementsof dots at 4K.Monday, June 1CMA7 • 9:30 a.m.High Energy Femtosecond Chirped-Pulse Oscillator,Caroline Lecaplain 1 , Bulend Ortaç 2 , AmmarHideur 1 , Jens Limpert 2 , Andreas Tünnermann 2 ;1Univ. de Rouen, France, 2 Inst. of Applied Physics,Friedrich-Schiller-Univ. Jena, Germany. We reporton the generation of high-energy femtosecondpulses in a chirped-pulse oscillator based on anytterbium-doped photonic crystal fiber. Outputpulses with 800 fs duration and more than 90 nJenergy are generated.IMA4 • 9:30 a.m.A Cavity QED System Coupling NitrogenVacancy Centers in a Diamond Nanopillar to aSilica Microsphere, Khodadad N. Dinyari, MatsLarsson, Hailin Wang; Univ. of Oregon, USA. Acomposite cavity QED system, which couples nitrogenvacancy centers in a diamond nanopillar towhispering gallery modes in a silica microsphereand overcomes limitations of earlier diamondnanocrystal based systems, is demonstrated.CMB4 • 9:30 a.m.New Mechanism of All-Optical Poling forCarrier-Envelope Phase Measurement UsingDye-Grafted Polymer, Takayoshi Kobayashi 1,2,3,4 ,Kotaro Okamura 1,2 ; 1 Univ. of Electro-Communications,Japan, 2 JST, Japan, 3 Natl. Chiao Tung Univ.,Taiwan, 4 Osaka Univ., Japan. All-optical poling efficiencywas measured using dye-grafted polymerto determine the carrier-envelope phase. Increasedchromophore density lead to tenfold reduction insignal detection time and presence of restoringforce to zero poling was observed.IMB6 • 9:30 a.m.Enhancement of Nonlinearity in RandomMetal-Dielectric Films, Uday K. Chettiar, PiotrNyga, Alexander V. Kildishev, Vladimir P. Drachev,Vladimir M. Shalaev; Purdue Univ., USA. Metaldielectriccomposites are studied experimentallyand through fullwave simulations using FDTD.Simulations show excellent agreement withexperiments. The local fields obtained from thesimulations give insight into the enhancement ofthe nonlinear processes.9:45 a.m.–10:15 a.m. Coffee Break, 300 Level FoyerNOTES_______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________52CLEO/IQEC and PhotonXpo 2009 • May 31–June 5, 2009
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Monday, June 1, 2009 - CLEO

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