CLEO: QELS-Fundamental Science Tuesday, 11 June

Exhibit Hall 3JOINT18:30–20:30JTu4A • POSTER SESSION I: Nanophotonics, Lightwave Communications and Biophotonics Poster SessionTuesday, 11 JuneJTu4A.01Single-notch Filter Based on a Compact AsymmetricMicrofiber Coupler, Xinliang Zhang 1 , LeiShi 1 , Ping Zhao 1 ; 1 Huazhong Univ of Science andTechnology, China. A novel single-notch filter isexperimentally demonstrated based on a compactasymmetric microfiber coupler. With an extinctionratio over 30 dB, a single narrow transmission dipin a wavelength range over 300 nm was obtained.JTu4A.02Watt-order direct green laser oscillation at522nm in Pr3+-doped waterproof fluoroaluminate-glassfiber, Jun Nakanishi 1 , TsuyoshiYamada 1 , Motoichiro Murakami 2 , Yasushi Fujimoto2 , Osamu Ishii 3 , Masaaki Yamazaki 3 ; 1 Nidek.co.,Ltd., Japan; 2 ILE Osaka Univ, Japan; 3 SumitaOptical Glass, Inc, Japan. We have demonstrateda high power green watt-order fiber-laser with aPr3+-doped waterproof fluoro-aluminate glassfiber. The maximum output power of the 522nmlaser beam was measured to be 1.53W.JTu4A.03Characterization of the DFB fiber laser resonatorstrength and α-parameter by response toexternal feedback, Geoffrey A. Cranch 1 , Gary A.Miller 1 , Joanne Harrison 2 , Scott Foster 2 ; 1 US NavalResearch Laboratory, USA; 2 Defence Science andTechnology Organisation, Australia. A method tocharacterize the linewidth enhancement factoror alpha-parameter of erbium doped fiber frommeasurements of the sensitivity to backreflectionof DFB fiber lasers with a range of known resonatorstrengths is presented.JTu4A.04400-Wavelength Raman Comb Lasing in aRing Cavity Based on Nonlinear PolarizationRotation, Weiqing Gao 1 , Meisong Liao 1 , DinghuanDeng 1 , Tonglei Cheng 1 , Takenobu Suzuki 1 ,Yasutake Ohishi 1 ; 1 Research Center for AdvancedPhoton Technology, Toyota Technological Institute,Japan. We demonstrate Raman comb lasing in aring cavity. The intensities of lines are equalizedby the nonlinear polarization rotation mechanism.More than 400-wavelength lasing with the signalnoiseratio higher than 10 dB is obtained.JTu4A.05Self-starting S-band mode-locked fiber ringlaser by polarization additive pulse modelocking,Ling-Gang Yang 1 , Siao-Shan Jyu 1 ,Chien-Hung Yeh 2 , Chi-Wai Chow 1 , Yinchieh Lai 1 ;1Photonics, Electro-Optical Engineering, NationalChiao Tung University, Taiwan; 2 Information andCommunications Research Laboratories, IndustrialTechnology Research Institute (ITRI), Taiwan. Wehave experimentally demonstrated a self-startingmode-locked fiber laser source operating at 1503nm with 9 nm output bandwidth. The modelockedlaser works stably with a pumping thresholdof 225 mW at 980 nm.JTu4A.06Comparison of timing noise properties ofcarbon nanotubes, graphene and grapheneoxide as saturable absorbers for a mode-lockedEr-doped fiber laser, Qijie Wang 1 , Xiaohui Li 1,3 ,Kan Wu 2 , Perry Ping Shum 2 , Yonggang Wang 3 ,Yishan Wang 3 ; 1 School of Electrical and ElectronicEngineering, Nanyang Technological University, Singapore;2 Centre for Disruptive Photonic Technologies,Nanyang Technological University, Singapore;3State Key Laboratory of Transient Optics andPhotonic, Xi’an Institute of Optics and PrecisionMechanics, Chinese Academy of Sciences, China.We compare the timing noise properties of threemost typical carbon materials, i.e., single walledcarbon nanotubes, graphene and graphene oxideas saturable absorbers in a passively mode-lockedEr-doped fiber laser as a test platform.JTu4A.07Random lasing from capillary fiber, Ja-Hon Lin 1 ,Guo-Lun Hong 1 , Ying-Li Hsiao 1 , Cheng-Ling Lee 2 ;1National Taipei University of Technology, Taiwan;2National United University, Taiwan. Multiemissionpeaks with sub-nanometer spectrumbandwidth has been generated from dye dopedliquid crystal infilling capillary tube with axialpumping by the frequency doubling Q-switchedNd:YAG laser to demonstrate the random lasingbehavior.JTu4A.08Switchable Dual Wavelength Erbium-dopedFiber Laser in C- and L-band, Seungbin Ahn 1 ,Hyun-Joo Kim 1 , Young-Geun Han 1 ; 1 HanyangUniversity, Republic of Korea. We propose anovel scheme for a switchable dual wavelengtherbium-doped fiber laser based on a polarizationdependentsurface long-period grating. The lasingwavelength was switched in C- and L-band with aresponse time of 270 μs.JTu4A.09Experimental study on thermal profile ofgraphite filament and its effect on optical fiberfusion splicing, Donghui Zhao 1 , Samir Ghalmi 1 ,Giorgio Giaretta 1 , Jean-Michel Pelaprat 1 ; 1 VytranLLC, USA. By utilizing a novel high-temperaturemeasuring method, we investigated thermal profileof graphite filament for fiber fusion splicing. Theexperimental results indicate its excellent uniformitywith less than 6.42% temperature fluctuationover 1.5mm diameter area.JTu4A.10Generation and Amplification of Stable NanosecondPulses in a Thulium-doped FiberLaser, Jiang Liu 1 , Pu Wang 1 ; 1 Beijing University ofTechnology, China. We demonstrated that SESAMmode-locked thulium-doped fiber laser producedstable nanosecond pulses from 2.5ns to 12.5ns atrepetition rates between 1.72MHz and 258kHz.Average power of 5.6W at 1942nm was obtainedby two-stage all-fiber amplifiers.JTu4A.11Mid-infrared Fluorotellurite Glasses and Fibers,Huan Zhan 1 , Aidong Zhang 1 , Jianli He 1 , ZhiguangZhou 1 , Lu Li 1 , Aoxiang Lin 1 ; 1 Xi’an Inst of Opticsand Precision Mech, China. We report on thefabrication and characterization of rare earthions-doped water-free fluorotellurite glasses andfibers. For 2.8 mm glass fiber rods, its backgroundloss was ~12 dB/m in the range of 2.5~4.2 µm.JTu4A.12Generation of Polarizing Sections in HighlyBirefringent Photonic Crystal Fibers via Post-Processing, Priscila Romagnoli 1 , Claudecir R.Biazoli 2 , Marcos A. R. Franco 3 , Cristiano M. B.Cordeiro 2 , Christiano J. S. de Matos 1 ; 1 MackGrafe,Mackenzie Presbyterian University, Brazil; 2 Institutode Fisica “Gleb Wataghin”, Universidade Estadualde Campinas - UNICAMP, Brazil; 3 Laboratoriode Eletromagnetismo Computacional, Instituto deEstudos Avançados (IEAv), Brazil. The structureof a commercial highly birefringent PCF waslocally tapered to create a polarizing section. Apolarization-depended loss of at least 32.2 dB overa 1-cm length was induced in the 1550-nm region.JTu4A.13Coupling Light into Fiber Using Second OrderFiber Bragg Gratings, Nai-Hsiang Sun 1 , Chia-Ming Hu 1 , Jung-Sheng Chiang 1 , Wen-Fung Liu 2 ,Gary A. Evans 3 , Jerome K. Butler 3 ; 1 Department ofElectrical Engineering, I-Shou University, Taiwan;2Department of Electrical Engineering, Feng ChiaUniversity, Taiwan; 3 Department of ElectricalEngineering, Southern Methodist University, USA.Light is successfully coupled into the fiber by usingsecond-order FBGs. The measured power from thetwo ends of the FBGs are 10.715 nW and 10.233nW, respectively, with an input power of ~12 mW.JTu4A.14Arbitrary Triggerable and Wavelength TunablePs-source in the Visible Range with High OffbandRejection, Kristian Lauritsen 1 , ThomasSchoenau 1 , Thomas Eckhardt 1 , Romano Härtel 1 ,Philipp Kubina 1 , Torsten Siebert 1 , Rainer Erdmann1 ; 1 PicoQuant GmbH, Germany. A tunablecoherent ps-source is presented that covers thevisible range from 480 nm to 700 nm and featuresa 57 db out-of-band rejection and user-triggerablepulses in the 1 - 40 MHz repetition rate range.JTu4A.15Fabrication and Photoluminescence Propertyof the PbS-doped Silica Optical Fiber, JianxiangWen 1 ; 1 Shanghai University, China. A new techniqueof atomic layer deposition (ALD) has beenthe first introduced to fabricate PbS-doped silicafiber, whose optical properties are measured. Thefiber exhibits photoluminescence property in thewavelength range 1100-1185 nm.JTu4A.16Soliton rains in normal dispersion Yb fiberlaser with dual-filter, Chengying Bao 1 , XiaoshengXiao 1 , Changxi Yang 1 ; 1 Tsinghua University,China. We report an observation of soliton rainsin normal dispersion Yb fiber laser. The cavity consistedof a narrow filter and a broad birefringentplate filter. Soliton rain was obtained in the weakmode-locking regime.JTu4A.17Broadband multipoint sensing with single-armfrequency-shifted interferometry, Yiwei Zhang 1 ,Fei Ye 1 , Bing Qi 1,2 , Hoi-Kwong Lo 1,2 , Li Qian 1 ;1Department of Electrical & Computer Engineering,University of Toronto, Canada; 2 Center for QuantumInformation and Quantum Control, Universityof Toronto, Canada. Using a broadband source,a slow detector, and a modulator, we proposeand demonstrate a single-arm frequency-shiftedinterferometer capable of sensing multiple weakreflections simultaneously in parallel and in seriesat 0.1-m spatial resolution.JTu4A.18Impact by fiber dispersion, nonlinearity, and saturableabsorption in short-cavity mode-lockedfiber lasers, Yuta Hasegawa 1 , Shinji Yamashita 1 ;1Dept. of Electrical Engineering and InformationSystems, The University of Tokyo, Japan. We numericallyinvestigate the temporal and spectral changeof optical pulses in short cavity mode-locked fiberlasers. We found that the shorter cavity length hasless impact by fiber dispersion and nonlinearity.JTu4A.19Dissipative Soliton Resonance in an Anomalous-Dispersion Figure-Eight Fiber Laser, Zhi-ChaoLuo 1 , Qiu-Yi Ning 1 , Hai-Lan Mo 1 , Shi-Ke Wang 1 ,Hu Cui 1 , Jin Liu 2 , Ai-Ping Luo 1 , Wen-Cheng Xu 1 ;1Laboratory of Nanophotonic Functional Materialsand Devices, South China Normal University,China; 2 South China Academy of Advanced Optoelectronics,South China Normal University, China.We report on the mode-locked rectangular pulseoperating in dissipative soliton resonance (DSR)region in an anomalous-dispersion figure-eightfiber laser. The results demonstrate that theformation of DSR pulse is independent of modelockingtechniques.JTu4A.20Generation of higher-order bound solitons in acarbon nanotube mode-locked fiber laser, XinZhao 1 , Qi Wang 1 , Zheng Gong 1 , Zheng Zheng 1 ;1School of Electronic and Information Engineering,Beihang University, China. Various bound statesconsisting of up to five solitons have been stablygenerated from a passively mode-locked fiberlaser for the first time, using a carbon nanotubemodelocker through intracavity gain/loss tuning.JTu4A.21Femtosecond CPA System operating at 1560nm Seeded by a Graphene Mode-Locked FiberLaser, Grzegorz J. Sobon 1 , Jaroslaw Sotor 1 ,Karol Krzempek 1 , Grzegorz Dudzik 1 , KrzysztofM. Abramski 1 ; 1 Laser & Fiber Electronics Group,Wroclaw University of Technology, Poland. Wedemonstrate a chirped pulse amplification setupseeded by a fiber laser mode-locked by graphenesaturable absorber. The system provides 1 W ofoutput power with 800 fs pulse duration at 1560nm wavelength.JTu4A.22Electrochemically exfoliated graphite nanosheetmode-locker for sub-picosecond L-bandfiber lasers, Chun-Yu Yang 1 , Yung-Hsiang Lin 1 ,Chung-Lun Wu 1 , Gong-Ru Lin 1 ; 1 National TaiwanUniversity, Taiwan. The electrochemically exfoliatedgraphite nano-sheets with diameter of 500nm and area density of 8300 #/mm 2 is employedto passively mode-lock the L-band fiber laser withpulsewidth of 850 fs and linewidth of 2.8 nm.JTu4A.23All-solid tellurite microstructured opticalfiber with one layer of high-index rods, TongleiCheng 1 , Zhongchao Duan 1 , Weiqing Gao 1 ,Meisong Liao 1 , Dinghuan Deng 1 , Takenobu Suzuki1 , Yasutake Ohishi 1 ; 1 ofmlab, Japan. A simpleall-solid tellurite microstructured optical fiberwhich has only one layer of high-index rods isproposed and fabricated. The core and claddingare made from the TZNL glass, and the high-indexrods are made from the TLWMN glass.128CLEO: 2013 • 9–14 June 20132013CLEO Tuesday.indd 375/17/13 3:11 PM