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Photonic Applications Systems Technologies Conference (2007)

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  • Photonic Applications Systems Technologies Conference (PhAST) 2007 paper: JFA1
  • OSA Technical Digest (CD)
  • Wang, Yong; Granados, E; Larotonda, Miguel A; Berrill, Mark; Luther, Bradley M; Patel, Dineshchandra; Menoni, Carmen S; Rocca, Jorge J
  • We demonstrated the generation of an extremely bright λ=32.6nm laser beam with high spatial coherence by saturated amplification of high harmonic seed pulses in a soft x-ray laser...

  • Photonic Applications Systems Technologies Conference (PhAST) 2007 paper: JFA2
  • OSA Technical Digest (CD)
  • Nabekawa, Y; Shimizu, T; Midorikawa, Katsumi; Okino, T; Yamanouchi, Y
  • We report the direct observation of a train of attosecond pulses by mean of autocorrelation method using nonlinear two photon processes in atoms and molecules in the xuv region.

  • Photonic Applications Systems Technologies Conference (PhAST) 2007 paper: JFA3
  • OSA Technical Digest (CD)
  • Popmintchev, Tenio; Grisham, Michael E; Gaudiosi, David M; Reagan, Brendan A; Cohen, Oren; Berrill, Mark A; Murnane, Margaret M; Kapteyn, Henry C; Rocca, Jorge J
  • We demonstrate a significant extension of the harmonic cutoff in xenon, krypton and argon ions using a capillary discharge, up to 160 eV, 170 eV and 275 eV respectively.

  • Photonic Applications Systems Technologies Conference (PhAST) 2007 paper: JFA4
  • OSA Technical Digest (CD)
  • Pai, Chih-Hao; Kuo, Cheng-Cheng; Lin, Ming-Wei; Wang, Jyhpyng; Chen, Szu-yuan; Lin, Jiunn-Yuan
  • Enhancement of relativistic third-harmonic generation by using a periodic plasma waveguide is achieved. Resonant dependence of harmonic intensity on plasma density modulation...

  • Photonic Applications Systems Technologies Conference (PhAST) 2007 paper: JFA5
  • OSA Technical Digest (CD)
  • Marjoribanks, Robin S; Thaury, C; Quéré, Fabien; Geindre, Jean-Paul; Audebert, Patrick; Monot, Pascal; Martin, Philippe
  • High harmonics from ultra-intense laser-matter interaction can be generated by both linear means and by relativistic means. In experiments up to a few 10<sup>19...

  • Photonic Applications Systems Technologies Conference (PhAST) 2007 paper: JFA6
  • OSA Technical Digest (CD)
  • Layer, Brian; York, Andrew; Varma, Sanjay; Chen, Yu-Hsin; Milchberg, Howard
  • Up to 4 cm long corrugated plasma waveguides are generated in clustered hydrogen, nitrogen, and argon gas jets. The corrugation period is as short as 70μm with relative modulation...

  • Photonic Applications Systems Technologies Conference (PhAST) 2007 paper: JFB1
  • OSA Technical Digest (CD)
  • Chau, Kenneth J; Elezzabi, Abdulhakem
  • Terahertz (THz) time-domain spectroscopy is employed to study the solid-liquid phase transition of metallic Ga particle collections. This work is the first non-invasive THz...

  • Photonic Applications Systems Technologies Conference (PhAST) 2007 paper: JFB2
  • OSA Technical Digest (CD)
  • Kim, Ki-Yong; Glownia, James H; Yellampalle, Balakishore; Taylor, Antoinette J; Rodriguez, George
  • The quasi-DC electrical conductivity of warm dense matter is directly measured with terahertz-probe reflection spectroscopy. The measurements show a noticeable deviation from the Drude...

  • Photonic Applications Systems Technologies Conference (PhAST) 2007 paper: JFB3
  • OSA Technical Digest (CD)
  • Baron, Corey A; Chau, Kenneth J; Elezzabi, Abdulhakem Y
  • We demonstrate isotropic photonic magnetoresistive behaviour in the THz transmission through highly porous ferromagnetic particle collections. Experimental evidence suggests a...

  • Photonic Applications Systems Technologies Conference (PhAST) 2007 paper: JFB4
  • OSA Technical Digest (CD)
  • Deibel, Jason; Kono, Junichiro; Mittleman, Daniel; Fan, Wenhui; Upadhya, Prashanth C; Sengupta, Amartya; Cunningham, John; Linfield, Edmund H; Davies, Giles; Munekata, Hiro
  • We report temperature and magnetic field dependent terahertz time domain spectroscopy measurements on InMnAs. The temperature dependent transmission is shown to vary with Mn content...

  • Photonic Applications Systems Technologies Conference (PhAST) 2007 paper: JFB5
  • OSA Technical Digest (CD)
  • Esenturk, Okan; Melinger, Joseph S; Heilweil, Edwin J
  • Intrinsic photoconductivities of P3HT polymers were measured and compared by using optical pump-THz probe spectroscopy. The charge carrier mobility shows a clear dependence on the...

  • Photonic Applications Systems Technologies Conference (PhAST) 2007 paper: JFB6
  • OSA Technical Digest (CD)
  • Nishimura, Hisaaki; Minami, Nobutsugu; Shimano, Ryo
  • Complex dielectric function of single-wall carbon nanotubes (SWNTs) is determined by terahertz time-domain spectroscopy from 0.2 to 20 THz. The real part exhibits extremely large value...

  • Photonic Applications Systems Technologies Conference (PhAST) 2007 paper: JFB7
  • OSA Technical Digest (CD)
  • Katayama, Ikufumi; Shimosato, Hiroshi; Ashida, Masaaki; Kawayama, Iwao; Tonouchi, Masayoshi; Itoh, Tadashi
  • Complex dielectric constants of SrTiO3 thin films have been measured using the broadband terahertz time-domain spectroscopy. The broad detection-bandwidth of the...

  • Photonic Applications Systems Technologies Conference (PhAST) 2007 paper: JFC1
  • OSA Technical Digest (CD)
  • DiChiara, Anthony; Ghebregziabiher, Isaac; Sauer, Rob; Walker, Barry C
  • Photoelectron angular distributions were measured for argon atoms at intensities up to 5 10<sup>18</sup>W/cm<sup>2</sup>. It was found the isotropy increased...

  • Photonic Applications Systems Technologies Conference (PhAST) 2007 paper: JFC2
  • OSA Technical Digest (CD)
  • Palaniyappan, Sasi; Mitchell, Rob; Sauer, Rob; Walker, Barry C
  • Ionization yields of C<sup>+n</sup> (n<6) from the ionization of methane, butane, pentane, and octane are measured from...

  • Photonic Applications Systems Technologies Conference (PhAST) 2007 paper: JFC3
  • OSA Technical Digest (CD)
  • Varma, Sanjay R; Chen, Yu-hsin; Milchberg, Howard M; Alexeev, Ilya
  • We present single-shot direct measurements of nonlinear refractive index temporal dynamics as effective way to determine instantaneous and non-instantaneous Raman contribution to n2 in...

  • Photonic Applications Systems Technologies Conference (PhAST) 2007 paper: JFC4
  • OSA Technical Digest (CD)
  • Wabnitz, Hubertus; Bostedt, Christoph; Laarmann, Tim; Eremina, Ekaterina; Hoener, Matthias; Thomas, Heiko; de Castro, Rubens; Schulz, Joachim; Möller, Thomas; Tiedtke, Kai; Sorokin, Andrei A; Richter, Mathias
  • Irradiation of clusters with intense VUV radiation pulses has shown unexpected high energy deposition and ionisation mechanisms different from the optical regime.The extension to...

  • Photonic Applications Systems Technologies Conference (PhAST) 2007 paper: JFC5
  • OSA Technical Digest (CD)
  • Takahashi, Eiji J; Kanai, Tsuneto; Nabekawa, Yasuo; Midorikawa, Katsumi; Ishikawa, Kenichi L
  • We demonstrate experimental evidence of the dramatic enhancement effect in a process of high-order harmonic generation. The harmonic yield generated from He atoms increased by a factor...

  • Photonic Applications Systems Technologies Conference (PhAST) 2007 paper: JFC6
  • OSA Technical Digest (CD)
  • Zaïr, Amelle; Holler, Mirko; Guandalini, Annalisa; Schapper, Florian; Biegert, Jens; Keller, Ursula; Salières, Pascal; Auguste, Thierry; Cormier, Eric; Wyatt, Adam; Monmayrant, Antoine; Walmsley, Ian A
  • We have investigated intensity dependent high-harmonic generation, when short and long trajectories are both visible in the generated signal. We have measured a plateau-harmonic...

  • Photonic Applications Systems Technologies Conference (PhAST) 2007 paper: JMA1
  • OSA Technical Digest (CD)
  • Zakhidov, Anvar
  • We discuss the different spatial-fluorescent patterns in terms of negative refraction in upper-photonic bands, which have negative group velocity. We analyze fluorescence patterns of...
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