CLEO: QELS-Fundamental Science Tuesday, 11 June

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Executive Ballroom210HExecutive Ballroom210GExecutive Ballroom210FExecutive Ballroom210ECLEO: Science& InnovationsCTu2E • NLO in Fibers—ContinuedCTu2F • Silicon PhotonicModulators—ContinuedCTu2G • MicrowavePhotonics I—ContinuedCTu2H • Measurements inExtreme Environments—ContinuedCTu2E.5 • 15:00Two Octaves of Frequency Generation by CascadedIntermodal Nonlinear Mixing in SolidOptical Fiber, Jeffrey Demas 1 , Paul Steinvurzel 1 ,Boyin Tai 1 , Yuhao Chen 1 , Siddharth Ramachandran1 ; 1 Electrical Engineering, Boston University,USA. We generate over two octaves of light inBessel-beam-like fiber modes by pumping inthe LP 06 mode of a custom fiber. Distinct linesare generated in the visible in mode orders thatincrease monotonically from LP 07 at 678 nm toLP 016 at 453 nm.CTu2F.4 • 15:00Design Optimization and Experimental Demonstrationof Low VπL Carrier-Depletion SiliconMach-Zehnder Modulator, Ilya Goykhman 1 ,Boris Desiatov 1 , Shalva Ben-Ezra 2 , Joseph Shappir 1 ,Uriel Levy 1 ; 1 Hebrew University of Jerusalem, Israel;2Fenisar Israel Ltd., Israel. We design, optimize anddemonstrate a highly efficient carrier-depletionsilicon Mach-Zehnder modulator with very lowVπL of ~0.2Vcm. Design consideration, fabricationprocess and experimental results will bepresented.CTu2G.4 • 15:00Radio-Frequency Arbitrary Waveform Generationwith a Programmable SiN Spectral Shaper,Jian Wang 1 , Dennis Lee 1 , Yi Xuan 1 , Li Fan 1 , LeoT. Varghese 1 , Pei-Hsun Wang 1 , Daniel E. Leaird 1 ,Andrew M. Weiner 1 , Minghao Qi 1 ; 1 PurdueUniversity, USA. We demonstrate programmableelectrical waveform generation around 10 GHzfrequency using a SiN microring spectral shaperat both polarizations. Shaping is controlled by ringresonances that may be thermally tuned usingmicro-heaters in ~1 ms.CTu2H.5 • 15:00FDML Raman: High Speed, High ResolutionStimulated Raman Spectroscopy with RapidlyWavelength Swept Lasers, Sebastian Karpf 1 , MatthiasEibl 1 , Wolfgang Wieser 1 , Thomas Klein 1 ,Robert Huber 1 ; 1 Institut für BioMolekulare Optik,Ludwig-Maximilians-Universität, Germany. An allfiber based system for high speed, high resolutionRaman sensing is presented. The system is basedon a wavelength swept Fourier Domain ModeLocked (FDML) laser for the detection of theRaman signal.CTu2E.6 • 15:15Broadband Supercontinuum in As2Se3 Wiresby Suppression of Two-photon Absorption,Alaa Al-kadry 1 , Chams Baker 1 , Mohammed El-Amraoui 2 , Younès Messaddeq 2 , Martin Rochette 1 ;1Electrical and Computer Engineering, McGill University,Canada; 2 COPL, Laval University, Canada.We report the generation of a supercontinuumspanning over 1260-2200 nm in a 10 cm longAs2Se3 wire pumped at 1550 nm, by avoidingthe effects of two-photon absorption normallyobserved at this pump wavelength.CTu2F.5 • 15:15Deposited low temperature silicon GHz modulator,Yoon Ho D. Lee 1 , Michael O. Thompson 2 ,Michal Lipson 1,3 ; 1 Electrical and Computer Engineering,Cornell University, USA; 2 Materials Scienceand Engineering, Cornell University, USA; 3 KavliInstitute at Cornell, Cornell University, USA. Wedemonstrate multi gigahertz polysilicon electroopticmodulator fabricated using low temperatureExcimer laser annealing technique compatiblewith CMOS backend integration. Carrier injectionmodulation at 3 Gbps is achieved.CTu2G.5 • 15:15Linear Frequency Chirp Generation EmployingOptoelectronic Feedback Loop and IntegratedSilicon Photonics, Phillip Sandborn 1 ; 1 Universityof California, Berkeley, USA. We demonstrategeneration of linear frequency chirps with anexcursion of 50 GHz (λ0=1548nm) using anoptoelectronic phase-locked loop and integratedsilicon photonics interferometer (FSR=3.0GHz),demonstrating feasibility of an integrated chipscalefrequency-modulated continuous-waveLADAR source.CTu2H.6 • 15:15Fiber-Optic Point Measurement of High Pressuresin Thermal Explosions, Markus P. Hehlen 1 ,Gary R. Parker 1 , Alan M. Novak 1 , Philip Rae 1 ,Gerald Rivera 1 , Derek W. Schmidt 1 , Kevin C. Henderson1 , Brian M. Patterson 1 , Laura B. Smilowitz 1 ;1Los Alamos National Laboratory, USA. A multilayerdielectric coating deposited on the endfaceof a single-mode fiber is used as an optical sensorfor high pressures. The reflectance of the coatingdecreases by 10% for a pressure of 710 MPa.CTu2E.7 • 15:30SRS-mediated generation of new wavelengthsfrom 523 nm to 1750 nm in a graded-indexmultimode optical fiber, Hamed Pourbeyram 1 ,Govind P. Agrawal 2 , Arash Mafi 1 ; 1 Electrical Engineering,University of Wisconsin Milwaukee, USA;2Institute of Optics, University of Rochester, USA.We report on the generation of new wavelengthsspanning over two octaves from 523 nm to 1750nm in a standard telecommunication gradedindexmultimode optical fiber, mediated by thestimulated Raman scattering process.CTu2F.6 • 15:30Demonstration of Effective In-device r33 over1000 pmV in Electro-optic Polymer RefilledSilicon Slot Photonic Crystal Waveguide Modulator,Xingyu Zhang 1 , Amir Hosseini 2 , Che-yunLin 1 , Jingdong Luo 3 , Alex K-Y. Jen 3 , Ray T. Chen 1 ;1University of Texas at Austin, USA; 2 Omega Optics,Inc., USA; 3 University of Washington, USA. Wedemonstrate a band engineered slot photoniccrystal waveguide refilled with electro-optic (EO)polymer. The combined effects of slow-light andhigh performance EO polymer makes possibleeffective in-device r33 of 1012pm/V and Vπ×Lof 0.345Vmm.CTu2G.6 • 15:30A Wideband Tunable Optoelectronic OscillatorUsing a Tunable Microwave Photonic FilterBased on a Phase Modulator and a TunableOptical Filter, Xiaopeng Xie 1 , Sun Tao 1 , ChengZhang 1 , Peng Guo 1 , Xiaoqi Zhu 1 , Lixin Zhu 1 ,Weiwei Hu 1 , Zhangyuan Chen 1 ; 1 Peking University,China. An optoelectronic oscillator (OEO) tunedfrom 4.74 GHz to 38.38 GHz is proposed andexperimentally demonstrated. To our knowledge,this is the widest fundamental frequency tunablerange achieved by an OEO.CTu2H.7 • 15:30Advances in fiber-coupled pulsed-laser diagnosticsfor simultaneous species-concentration andvelocity measurements in practical combustors,Paul S. Hsu 1 , Sukesh Roy 1 , Naibo Jiang 1 , AnilPatnaik 2 , James R. Gord 2 ; 1 Spectral Energies LLC,USA; 2 Air force research lab, USA. A fiber-coupled,10-kHz, UV-PLIF and PIV combined detectionsystem employing a common 6-m-long opticalfiber is developed for simultaneous 2D fields ofOH radical concentration and velocity measurementsin practical combustion facilities.Tuesday, 11 JuneFor Conference News & InsightsVisit blog.cleoconference.orgConcurrent sessions are grouped across four pages. Please review all four pages for complete session information.1092013CLEO Tuesday.indd 185/17/13 3:11 PM
Meeting Room211D-BMeeting Room212A-CMeeting Room212D-BMarriott San JoseSalon I & IICLEO: Science& InnovationsCTu2I • Frequency Combs:Applications—ContinuedCTu2J • Technologies for Access& Datacom Networking—ContinuedCTu2K • What’s (really) New inFibers?—ContinuedCTu2I.5 • 15:00Few-Femtosecond Jitter Microwave SignalGeneration from Free-Running Mode-LockedEr-Fiber Lasers, Kwangyun Jung 1 , Junho Shin 1 ,Jungwon Kim 1 ; 1 Korea Advanced Inst of Science &Tech, Republic of Korea. We demonstrate 10-GHzmicrowave signal generation from a free-runningmode-locked Er-fiber laser with 3.7 fs (2.6 fs)absolute rms timing jitter integrated from 1 kHz(10 kHz) to 100 MHz offset frequency.CTu2J.5 • 15:00Experimental Demonstration of 40-Gb/sOFDM-PON Based on Polarization Interleavingand Direct Detection, Bangjiang Lin 1 , Juhao Li 1 ,Yuanbao Luo 1 , Yangsha Wan 1 , Hui Yang 1 , YongqiHe 1 , Zhangyuan Chen 1 ; 1 Peking University, China.We demonstrate 40-Gb/s OFDM-PON based onpolarization interleaving (PI) and 64-QAM modulation.The bandwidth requirement of componentsis reduced using the PI scheme and high-ordermodulation, achieving high-speed transmission.CTu2K.4 • 15:00Cups curvature effect on confinement loss inhypocycloid-core Kagome HC-PCF, BenoîtDEBORD 1 , Meshaal Alharbi 1,2 , Thomas Bradley 1,2 ,Coralie Fourcade-Dutin 1 , Yingying Wang 1 , LucaVincetti 3 , Frédéric Gérôme 1 , Fetah Benabid 1,2 ;1GPPMM group, Xlim Research Institute, France;2CPPM - Department of Physics, University of Bath,United Kingdom; 3 Department of Engineering “EnzoFerrari”, University of Modena and Reggio Emilia,Italy. We report on numerical and experimentalresults showing the influence of cups curvatureof hypocycloid-core Kagome HC-PCF on theconfinement loss. Fabricated fibers with circularcups demonstrate record loss-level of 40 dB/kmat 1064 nm.CTu2I.6 • 15:15Signal-to-noise ratio of heterodyne beatsbetween a comb and a continuous wave laserabove the limit of a single mode, Jean-DanielDeschênes 1 , Jérôme Genest 1 ; 1 Universite Laval,Canada. We propose and demonstrate simpleand robust techniques for improving the signalto-noiseratio of heterodyne beats between afrequency comb and a continuous wave laserbeyond the shot-noise limit of a single comb mode.CTu2J.6 • 15:15A Heavy-traffic Feasible Intra-cycle SleepMechanism for Power Saving in 10G-EPON,Xintian Hu 1 , Xue Chen 1 , Liqian Wang 1 , ZhiguoZhang 1 ; 1 State Key Lab of Information Photonicsand Optical Communications, Beijing Universityof Posts and Telecommunications, China. Based onfast wake-up ONU, an intra-cycle sleep mechanismis proposed to perform energy conservation withlittle degradation of QoS even under heavy trafficload in 10G-EPON. Both mathematical analysisand comparative simulation are performed.CTu2K.5 • 15:15Circular Antiguided Resonant Multicore FiberStructure with Improved Intermodal Discrimination,Anatoly P. Napartovich 1,2 , Nikolay N.Elkin 1,2 , Dmitry V. Vysotsky 1 ; 1 TRINITI, RussianFederation; 2 FPFE, MIPT, Russian Federation.Novel fiber laser design strategy is proposedbased on in-phase mode selection in a circularantiguided resonant structure. Parameters of7-core array are found numerically providing themaximal gain overlap factor for the in-phase mode.Tuesday, 11 JuneCTu2I.7 • 15:30Characterization of the Tuning Properties ofSingle-frequency Optical Frequency Synthesizers,Felix Rohde 1 , Erik Benkler 1 , ReinhardUnterreitmayer 2 , Thomas Puppe 2 , Armin Zach 2 ,Harald R. Telle 1 ; 1 Frequency Comb Metrology,Physikalisch-Technische Bundesanstalt, Germany;2TOPTICA Photonics AG, Germany. Precise andagile manipulation of frequency and phase ofoutput signals of single-frequency optical frequencysynthesizers based on a novel techniquefor frequency shifting of frequency combs isinvestigated by relative measurements betweenidentical synthesizers.CTu2J.7 • 15:30Improved Phase Matching by Paired-Fiber CoherentMatched Detection for Time-FrequencyDomain Demultiplexing, Takahide Sakamoto 1 ,Ryan P. Scott 2 , S. J. Ben Yoo 2 ; 1 NICT, Japan; 2 UCDavis, USA. We investigate coherent matcheddetection with paired fiber configuration, whichimproves phase matching between receivedtime-frequency domain multiplexed signals andmulticarrier local oscillator, giving a tolerance toresidual dispersion.CTu2K.6 • 15:30Limits of Hollow Core Negative CurvatureFiber, Fei Yu 1 , Jonathan C. Knight 1 ; 1 Departmentof Physics, University of Bath, United Kingdom. Westudy spectral attenuation limits in silica hollowcore negative curvature fibers. We demonstratetransmission to 4.3 μm wavelength and analyzethe attenuation curve. The lowest attenuationmeasured is 24 dB/km at 2400 nm wavelength.110 CLEO: 2013 • 9–14 June 20132013CLEO Tuesday.indd 195/17/13 3:11 PM
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CLEO: QELS-Fundamental Science Tuesday, 11 June

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