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2002 Table of Contents

THIRTEENTH INTERNATIONAL SYMPOSIUM

ON SPACE TERAHERTZ TECHNOLOGY

Tuesday - Thursday, March 26-28, 2002

Maxwell-Dworkin Building

Harvard University

Cambridge, Massachusetts

1. Session 1: SIS I, Chair: Raymond Blundell

   • Fixed-Tuned Waveguide 0.6 THz SIS Mixer with Wide Band IF

     A. Baryshev, E. Lauria, R. Hesper, T. Zijlstra, W. Wild

   • Saturation by Noise and CW Signals in SIS Mixers

     A.R. Kerr

   • Quantum-limited Mixing in a Transformer-coupled SIS Resonator for the 600 GHz Frequency Band

     C-Y.E. Tong, R. Blundell, K.G. Megerian, J.A. Stem, H.G. LeDuc

   • Design and Characterization of 225 — 370 GHz DSB and 250 — 360 GHz SSB Full Height Waveguide SIS Mixers

     A. Navarrini, B. Lazareff, D. Billon-Pierron, I. Peron

2. Session 2: HEB I, Chair: Dan Prober

   • Detailed Characterization of Quasi-Optically Coupled Nb Hot Electron Bolometer Mixers in the 0.6 — 3 THz Range

     W.F.M. Ganzevles, P. Yagoubov, W.J. Vreeling, J.R. Gao, P.A.J. de Korte, T.M. Klapwijk

   • A Hot Spot Model for HEB Mixers Including Andreev Reflection

     H. Merkel

   • The sensitivity and IF bandwidth of waveguide NbN Hot Electron Bolometer Mixer on MgO buffer layers over crystalline quartz

     D. Meledin, C-Y.E. Tong, R. Blundell, N. Kaurova, K. Smimov, B. Voronov, G. Goltsman

   • Quantum Noise Contribution to the, Receiver Noise Temperature of HEB THz Heterodyne Receivers

     E. Kollberg, S. Yngvesson

   • A Broadband Terahertz Heterodyne Receiver with an NbN HEB Mixer

     S. Cherednichenko, M. Kroug, P. Khosropanah, A. Adam, H. Merkel, E. Kollberg, D. Loudkov, B. Voronov, G Gol'tsman, H. Richter, H.-W. Hübers

3. Session 3: Detectors, Chair: Erik Kollberg

   • Recent Progress on Photon-Counting Superconducting Detectors for Submillimeter Astronomy

     J.D. Teufel, T.R. Stevenson, W.-T. Hsieh, M.J. Li, C.M. Stahle, E. J. Wollack, D.E. Prober, R.J. Schoelkopf

   • Spectral Sensitivity and Temporal Resolution of NbN Superconducting Single-Photon Detectors

     A. Verevkin, J. Zhang, W. Slysz, R. Sobolewski, A. Lipatov, 0. Okunev, G. Chulkova, A. Komeev, K. Smirnov, G.N. Gol'tsman, A. Semenov

   • Kinetic Inductance THz Mixer for Space Applications

     Andrei V. Sergeev, Vladimir V. Mitin, Boris S. Karasik, and William R. McGrath

   • Broadband Direct Detection Submillimeter Spectrometer with Multiplexed Superconducting Transition Edge Thermometer Bolometers

     Dominic J. Benford, Troy A. Ames, Jay A. Chervenak, S. Harvey Moseley, Rick A. Shafer, Johannes G. Staguhn, George M. Voellmer, François Pajot, Cyrille Rioux, Thomas G. Phillips, Bruno Maffei, and Kent D. Irwin

   • Critical Temperature Dependence of Heterodyne Mixing in Superconducting Nb based Hot-Electron Bolometers

     I. Siddiqi, D.E. Prober, B. Bumble, H.G. LeDuc

4. Session 4: Systems, Chair: Scott Paine

   • Terahertz Initiatives at the Antarctic Submillimeter Telescope and Remote Observatory (AST/RO)

     Antony A. Stark, Adair P. Lane, Christopher L. Martin, Richard A. Chamberlin, Jacob Kooi, and Christopher K. Walker

   • SMART: The KOSMA Sub-Millimeter Array Receiver for Two frequencies

     U.U. Graf, S. Heyminck, E.A. Michael, S. Stanko, C.E. Honingh, K, Jacobs, R. Schieder, and J. Stutzki

   • BLAST — A New Balloon-Borne Submillimeter Telescope

     S. Dicker, P. Ade, J. Bock, J. Cung, E. Chapin, M. Devlin, M. Griffin, J. Gunderson, M. Halpern, P. Hargrave, D. Hughes, J. Klein, C. Mactavish, G. Marsden, P. Mauskopf, B. Netterfield, L. Olmi, M. Rex, D. Scott, G. Tucker, M. Truch, M. Viero

   • Prospects for Terahertz Radio Astronomy from Northern Chile

     R. Blundell, J.W. Barrett, H. Gibson, C. Gottleib, T.R. Hunter, R. Kimberk, S. Leiker, D. Marrone, D. Meledin, S. Paine, D.C. Papa, R.J. Plante, P. Riddle, M.J. Smith, T.K. Sridharan, C.E. Tong, R.W. Wilson, M.A. Diaz, L. Bronfman, J. May, A. Otarola, S.J.E. Radford

5. Session 5: Sources I, Chair: Antti Raisanen

   • 1400 — 1900 GHz Membrane Based Schottky Diode Tiiplers

     Alain Maestrini, Goutam Chattopadhyay, Erich Schlecht, David Pukala and Imran Mehdi

   • 1500 GHz Tunable Source Using Cascaded Planar Frequency Doublers

     N. Erickson, G. Narayanan, R. Grosslein, G. Chattopadhyay, A. Maestrini, E. Schlecht, I. Mehdi, S. Martin

   • Harmonic Balance Optimization of Terahertz Schottky Diode Multipliers Using an Advanced Device Model

     E. Schlecht, G. Chattopadhyay, A. Maestrini, D. Pukala, J. Gill, I. Mehdi

   • Millimeter- and Submillimeter-Wave Planar Varactor Sideband Generators

     Haiyong Xu, Gerhard S. Schoenthal, Robert M. Weikle, Jeffrey L. Hesler, and Thomas W. Crowe

6. Session 6: Signal Generation via Optical Mixing, Chair: Jonas Zmuidzinas

   • A Photonic Local Oscillator for an SIS Mixer in the 100 GHz Band

     T. Noguchi, A. Ueda, H. Iwashita, Y. Sekimoto, M. Ishiguro, T. Ishibashi, H. Ito, T. Nagatsuma

   • Millimeter- and Submillimeter-Wave Electrodynamic Properties of Polymer Electro-Optic Materials

     Mark Lee, 0leg Mitrofanov, and Howard E. Katz

   • THz Field Generation and Manipulation by Coherent Control Over Phonon-Polaritons

     T. Feurer, Joshua C. Vaughan, Nikolay S. Stoyanov, David W. Ward, Keith A. Nelson

   • Novel Tunable Source for Generation of THz Radiation

     L. Maleki, H. Javadi, V. Ilchenko

   • Generation of Millimetre and Sub-Millimetre Waves by Photomixing in a 1.55 um Wavelength Photodiode

     P.G. Huggard, B.N. Ellison, P. Shen, N.J. Gomes, P.A. Davies, W.P. Shillue, A. Vaccari, J.M. Payne

7. Session 7: HEB II, Chair : Jon Kawamura

   • Performance of Terahertz Heterodyne Receiver with a Superconducting Hot-Electron Mixer

     Alexei Semenov, Heinz-Wilhelm Hübers, Heiko Richter, Manfred Birk, Michael Krocka, Ulrich Mair, Konstantin Smirnov, Grigory Gol'tsman, Boris Voronov

   • Noise Temperature for Nb DHEB Mixer Receiver for Far-Infrared Spectroscopy

     E. Gerecht, C.D. Reintsema, E.N. Grossman, A.L. Betz, R.T. Boreiko

   • Tantalum Hot-Electron Bolometers for Low-Noise Heterodyne Receivers

     Anders Skalare, William McGrath, Bruce Bumble, Henry G. LeDuc

   • Improved Equivalent Circuit for Hot Electron Bolometer Mixers Fed by Twin Slots

     Paolo Focardi, Andrea Neto, Waal R. McGrath, Bruce Bumble, Henry G. LeDuc

   • Gain Bandwidth of Photon-Cooled HEB Mixer made of NbN Thin Film with MgO Buffer Layer on Si

     Yuriy B. Vachtomin, Matvey 1. Finkel, Sergey V. Antipov, Boris M. Voronov, Konstantin V. Smimov, Natalia S. Kaurova, Vladimir N. Drakinski, and Gregory N. Gol'tsman

8. Session 8: Interactive Forum

   • Quasi-Optical Beam Waveguide Analysis Using Frame Based Gaussian Beam Expansion

     Torsten Bondw and Stig Busk Sørensen

   • A Superconductive Parallel Junction Array Mixer for Very Wide Band Heterodyne Submillimeter-Wave Spectrometry

     F. Boussaha, Y. Delorme, M. Salez, M.H. Chung, F. Dauplay, B. Lecomte, J.G. Caputo, V. Thevenet

   • WaFIRS, A Waveguide Far-IR Spectrometer: Enabling Space-Borne Spectroscopy of High-z Galaxies in the Far-IR and Submm

     C.M. Bradford, J.J. Bock, M. Dragovan, L. Earle, J. Glenn, B. Naylor, H. Nguyen, J. Zmuidzinas

   • Superconducting Hot Electron Bolometers on Freestanding Silicon Nitride Membrane Strips Using Flip-Chip Mounting

     M. Brandt, J. Stodolka, T. Tils, C.E. Honingh, K Jacobs

   • A Fast, Very Sensitive Calorimetric Power meter for Millimeter to Submillimeter Wavelengths

     Neal Erickson

   • Feasibility Study for the Focalisation of the New 40m Radiotelescope of Centro Astronomic de Yebes

     E. Garcia, L. de Haro, J.A. López Fernández, F. Tercero, B. Galocha, J.L. Besada

   • NbN Film Development for Phonon-Cooled HEB Devices

     E. Gerecht, A.K. Bhupathiraju, E.N. Grossman, J. Nicholson, F. Rodriguez-Morales, D. Gu, and K.S. Yngvesson

   • A Dual Reflector Feed System for a Sub-MM Hologram CATR

     Janne Häkli, Tomi Koskinen, Juha Ala-Laurinaho, Jussi Sälly, Anne Lönnqvist, Julia Mallat, Jussi Tuovinen, Antti V. Räisänen

   • Mixer Development for HIFI Band 2 (640 - 800 GHz)

     C.E. Honingh, M. Justen, R. Teipen, T. Tils, K. Jacobs

   • The HIFI Focal Plane Unit

     B.D. Jackson, K.J. Wildeman, N.D. Whyborn

   • An Interferometric Microwave Comb Generator

     R. Kimberk, C.E. Tong, H. Gibson, R.W. Wilson, R. Blundell, S. Paine, T.R. Hunter

   • Development of the HIFI Band 3 and 4 Mixer Units

     G. de Lange, B.D. Jackson, M. Eggens, H. Golstein, W.M. Laauwen, L. de Jong, S. Kikken, C. Pieters, H. Smit, D. Van Nguyen

   • DC and IF Bandwidth Measurements of Superconducting Diffusion-Cooled Hot Electron Bolometer Mixers based on Nb/Au Bilayer

     X. Lefoul, P. Yagoubov, M. Hajenius, W.J. Vreeling, W.F.M. Ganzevles, J.R. Gao, P.A.J. de Korte, T.M. Klapwijk

   • Broadband Fourier transform Spectrometer (FTS) Measurements of Spiral and Double-Slot Planar Antennas at Terahertz Frequencies

     D. Loudkov, P. Khosropanah, S. Cherednichenko, A. Adam, H. Merkel, E. Kollberg, G Gol'tsman

   • Progress in SIS Device Fabrication for HIFI Mixer Band 2 at KOSMA

     P. Pütz, S. Glenz, C.E. Honingh, K. Jacobs

   • Low Noise Cryogenic IF Amplifiers for Super Heterodyne Radioastronomy Receivers

     Christophe Risacher, Victor Belitsky

   • Integrated Niobium Thin Film Air Bridges as Variable Capacitors for Superconducting GHz Eletronic Circuits

     Matthias Schicke and Karl-Friedrich Schuster

   • Simulation of the Performance of a 5-Junction Array for 780-950GHz

     S.C. Shi, M.J. Wang, and T. Noguchi

   • A Superconducting Spectrometer with Phase-Locked Josephson Oscillator

     S.V. Shitov, V.P. Koshelets, P.N. Dmitriev, L.V. Filippenko, An. B. Ermakov, V.V. Khodos, V.L. Vaks

   • Automatic Tuning of SMART, KOSMA's 490/810 GHz Array Receiver

     S. Stanko, U.U. Graf, S. Heyminck

   • Optical Modulation Spectrometer: A Concept Study

     Volker Tolls and Rudolf Schieder

   • Design and Analysis of a Waveguide NbN-based SIS Mixer using a Tuning Circuit with Two Half-Wavelength Distributed Junctions for the 900-GHz Band

     Yoshiri Uzawa, Masanori Takeda, Akira Kawakami, and Zhen Wang

   • Performance Characterization of a 600-700 GHz SIS Mixer

     M.J. Wang, C.C. Chin, W.L. Shan, W. Zhang, H.W. Cheng, T. Noguchi, S.C. Shi

   • A Comparison of Power Measurements from 100 GHz to 600 GHz

     Qun Xiao, Yiwei Duan, and Jeffrey L. Hesler

   • Progress on TREND - A Low Noise Receiver User Instrument at 1.25 THz to 1.5 THz for AST/RO at the South Pole

     K.S. Yngvesson, J. Nicholson, Y. Zhuang, X. Zhao, D. Gu, R. Zannoni, E. Gerecht, M. Coulombe, J. Dickinson, T. Goyette, J. Waldman, C.K. Walker, A. Stark, A. Lane

   • Detection and Interpretation of Bistability Effects in NbN I-IEB Devices

     Yan Zhuang and K. Sigfrid Yngvesson

9. Session 9: Sources II, Chair: Neal Erickson

   • Superconducting Phase-Locked Local Oscillator for SubMIVI Integrated Receiver

     V.P. Koshelets, P.N. Dmitriev, A.B. Ermakov, A.S. Sobolev, M.Yu. Torgashin, V.V. Khodos, V.L. Vaks, P.R. Wesselius, C. Mahaini, J. Mygind

   • On-Chip Detection of Radiation Power from Flux-Flow Oscillators with Epitaxial and High-Jc NbN/A1N/NbN Junctions

     Satoshi Kohjiro, hen Wang, Sergey V. Shitov, Shigehito Miki, Akira Kawakami, and Akira Shoji

   • Development of Backward Wave Oscillators for Terahertz Applications

     Lawrence Ives, Jeff Neilson, Malcom Caplan, Nikolai Chubun, Carol Kory, Mike Read, Steve Schwartzkopf, Ron Witherspoon

   • Novel Heterostructure Device for THz Power Generation

     Z.S. Gribnikov, N.Z. Vagidov, H. Eisele, V.V. Mitin, G.I. Haddad

10. Session 10: Circuits & Optics, Chair: Urs Graf

    • A Novel Full Waveguide Band Orthomode

      Gopal Narayanan and Neal R. Erickson

    • Phase and Amplitude Antenna Measurements on an SIS Mixer Fitted with a Double Slot Antenna for ALMA Band 9

      M. Carter, A. Baryshev, R. Hesper, S.J. Wijnholds, W. Jellema, T. Zijlstra

    • Far-Infrared Optics Design & Verification Phase II

      Ghassan Yassin, Stafford Withington, Créidhe O'Sullivan, J. Anthony Murphy, Willem Jellema, Paul Wesselius, Tully Peacocke, and Bruno Leone

    • On the Design of Sub-MM Wave Amplitude Holograms for CATR

      Tomi Koskinen, Juha Ala-Laurinaho, Jussi Säily, Janne Häkli, Anne Lönnqvist, Julia Mallat, Jussi Tuovinen, Antti V. Räisänen

    • A Holographic Measurement System for the SMA Antennas at 680 GHz

      T.K. Sridharan, C.E. Tong, M. Saito, N. A. Patel, R. Blundell

11. Session 11: SIS II, Chair: Tony Stark

    • Use of Subharmonically Pumped SIS Mixer with High Harmonics Number for Phase and Amplitude Antenna Measurements

      A. Baryshev, M. Carter, R. Hesper, S.J. Wijnholds, W. Jellema, T. Zijlstra

    • Low Noise SIS Mixer with Nb Tuning Circuit for the Frequency above 1 THz

      A. Karpov, J. Zmuidzinas, F. Rice, D. Miller, J.A. Stern, B. Bumble, H.G. LeDuc

    • THz SIS Mixer Development for HIFI

      B.D. Jackson, G. de Lange, W.M. Laauwen, L. de Jong, T. Zijlstra, N.N. Iosad, T.M. Klapwijk

12. Paper from 12th THz Symposium

    • Analysis of Superconducting Coplanar Waveguides for SIS Mixer Circuits

      P. Kittara, G. Yassin, S. Withington

13. Participants

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