2004 Proceedings

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2004 Table of Contents

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FIFTEENTH INTERNATIONAL SYMPOSIUM

ON SPACE TERAHERTZ TECHNOLOGY

April 27-29, 2004

Hotel Northampton

Northampton, Massachusetts

1. Invited Talks, Chair: Erik Kollberg

   • James Webb Space Telescope, SAFIR, SPECS, and the future of Space Astronomy

     John C. Mather, Dan Lester, and Harold Yorke

   • Development status of Herschel-Heterodyne Instrument for the Far-Infrared (HIFI)

     Nick Whyborn, Thijs de Graauw, Emmanuel Caux, Tom Phillips, Juergen Stutzki

   • The Submillimeter Array - Antennas and Receivers

     Raymond Blundell

2. Session 1 HEB Mixers 1, Chairs: Dr. Sigfrid Yngvesson and Dr. Erik Kollberg

   • Optimization of HEB mixer for the Herschel Space Observatory.

     S. Cherednichenko, P. Khosropanah, T.Berg, H. Merkel, E. Kollberg, V.Drakinskiy, B. Voronov, G. Gol'tsman

   • Hot Electron Bolometer mixers with improved interfaces: Sensitivity, LO power and Stability

     J.J.A. Baselmans, M. Hajenius, J.R. Gao, A. Baryshev, J. Kooi, T.M. Klapwijk, P.A.J. de Korte, B. Voronov, and G. Gol'tsman

   • Stability Measurements of a NbN HEB Receiver at THz Frequencies

     T. Berg, S. Cherednichenko, V. Drakinskiy, H. Merkel, E. Kollberg, J.W. Kooi

   • Development of NbN Terahertz HEB Mixers Coupled Through Slot-Ring Antennas

     Eyal Gerecht, Dazhen Gu, Xin Zhao, John Nicholson, Fernando Rodriguez-Morales, and Sigfrid Yngvesson

   • Phonon-cooled hot electron bolometers on freestanding 2µm Si₃N₄ membranes for THz applications

     Pedro Muñoz, Sven Bedorf, Michael Brandt, Thomas Tils, Martina Wiedner, Martin Brüll, Netty Honingh, Karl Jacobs

   • The Role of Quantum Noise in Terahertz Receivers

     Sigfrid Yngvesson, Erik Kollberg

3. Session 2 SIS Mixers, Chair: Dr. Edward Tong

   • The ALMA Band 6 (211-275 GHz) Sideband-Separating SIS Mixer-Preamplifier

     A. R. Kerr, S.-K. Pan, E. F. Lauria, A. W. Lichtenberger, J. Zhang, M. W. Pospieszalski, N. Horner, G. A. Ediss, J. E. Effland, R. L. Groves

   • A Fixed-Tuned SIS Mixer with Ultra-Wide-Band IF and Quantum-Limited Sensitivity for ALMA Band 3 (84-116 GHz) Receivers

     S.-K. Pan, A. R. Kerr, M. W. Pospieszalski, E. F. Lauria, W. K. Crady, N. Horner, Jr., S. Srikanth, E. Bryerton, K. Saini, S. M. X. Claude, C. C. Chin, P. Dindo, G. Rodrigues, D. Derdall, J. Z. Zhang, and A. W. Lichtenberger

   • Low noise 1.2 THz SIS mixer for Herschel radio observatory

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

   • Development of the HIFI band 3 and 4 mixer units

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

   • Waveguide-type all-NbN SIS mixers on MgO substrates

     Masanori Takeda, Yoshinori Uzawa, Akira Kawakami, Zhen Wang, and Takashi Noguchi

4. Session 3 Direct Detectors 1, Chair: Dr. Albert Betz

   • Arrays of Bolometers for Far-Infrared and Submillirneter Astronomy

     D.T. Chuss, C.A. Allen, S. Babu, D.J. Benford, J.L. Dotson, C.D. Dowell, M. Jhabvala, D.A. Harper, S. Harvey Moseley, R.F. Silverberg, J.G. Staguhn, G. Voellmer, E.J. Wollack

   • A 90 GHz Bolometer Camera Detector System for the Green Bank Telescope

     Dominic J. Benford, Mark J. Devlin, Simon R. Dicker, Christine A. Allen, Troy J. Ames, Ernest D. Buchanan, Tina C. Chen, James A. Chervenak, Joshua B. Forgione, Kent D. Irwin, Jeff Klein, Brian S. Mason, S. Harvey Moseley, Roger D. Norrod, Philip R. Jewel1, Johannes G. Staguhn, Mark P. Supanich, Edward J. Wollack

   • Frequency Selective Bolometers - Progress and Projections

     G.W. Wilson, T.C. Cheu, E.S. Cheng, D.A. Cottingham, T.M. Crawford, T. Downes, F.M. Finkbeiner, D.J. Fixsen, D.W. Logan, S. Meyer, T. Perera, E.H. Sharp, and R.F. Silverberg

   • A Comparison of Device Characteristics of Mo/Au TES Bolometers with Different Normal Metal Bar Geometries

     Johannes G. Staguhn, Dominic J. Benford, S. Harvey Moseley, Christine A. Allen, James A. Chervenak, Thomas R. Stevenson, Wen-Ting Hsieh

5. Session 4 Sources 1, Chair: Dr. Gopal Narayanan

   • Tunable All-Solid-State Local Oscillators to 1900 GHz

     John Ward, Goutam Chattopadhyay, Alain Maestrini, Erich Schlecht, John Gill, Hamid Javadi, David Pukala, Frank Maiwald, and Imran Mehdi

   • Reliability of cascaded THz frequency chains with planar GaAs circuits

     Frank Maiwald, Erich Schlecht, Robert Lin, John Ward, John Pearson, Peter Siegel, and Imran Mehdi

   • AM Noise in Drivers for Frequency Multiplied Local Oscillators

     Neal Erickson

   • Continuous THz-Wave Generation using Uni-Traveling-Carrier Photodiode

     Hiroshi Ito, Tomofumi Furuta, Fumito Nakajima, Kaoru Yoshino, and Tadao Ishibashi

6. Session 5 Direct Detectors 2, Chair: Dr. S. Harvey Moseley

   • Photon-Counting Superconducting Detectors For Submillimeter Astronomy: Recent Results

     J.D. Teufel, L. Frunzio, M. Shen, D.E. Prober, R.J. Schoelkopf, W.-T. Hsieh, , M.J. Li, F.A. Pellerano, G. Schneider, C.M. Stahle, T.R. Stevenson, D.E. Travers, E.J. Wollack

   • CLOVER- A Novel Instrument for Measuring the CMB Polarization

     G. Yassin, P. A. R. Ade, C. Calderon, A. D. Challinor, L. Dunlop, W. K. Gear, D. J. Goldie, K J. B. Grainge, M. J. Griffin, M. E. Jones, A. N. Lasenby, B. Maffei, P. D. Mauskopr, S. J. Melhuish, A. Orlando, L. Piccirillo, G. Pisano, A. C. Taylor, and S. Withington

   • Detection of 1.6 and 2 THz radiation with a Tunable Antenna-Coupled Intersubband Terahertz (TACIT) detector.

     G. B. Serapiglia, M. S. Sherwin, M. Hanson, A. C. Gossard, and W. R. McGrath

7. Session 6 HEB Mixers 2, Chair: Dr. Eyal Gerecht

   • Quantum Mechanical Mixing Model for Hot Electron Bolometers

     Harald F. Merkel, P. Khosropanah, T. Berg, S. Cherednichenko, E. Kollberg

   • Superconducting Hot-Electron Bolometer Mixer For Terahertz Heterodyne Receivers

     Alexei D. Semenov, Heinz-Wilhelm Hübers, Heiko Richter, Konstantin Smirnov, Gregory N. Gol'tsman, and Boris M. Voronov

   • A Prototype Focal Plane Array with HEB Mixer Elements and MMIC IF Amplifiers

     F. Rodriguez-Morales, K.S. Yngvesson, E. Gerecht, N. Wadefalk, J.Nicholson, D.Gu, X. Zhao, T. Goyette, and J. Waldman

8. Session 7 Poster Session

   • Design and Characterization of a Sideband Separating SIS Mixer for 85-115 GHz

     V. Vassilev, V. Belitsky, C. Risacher, I. Lapkin, A. Pavolotsky, E. Sundin

   • ALMA Band 6 Prototype Cartridge: Design and Performance

     G. A. Ediss, M. Carter, J. Cheng, J. E. Effland, W. Grammer, N. Horner, Jr., A. R. Kerr, D. Koller, E. F. Lauria, G. Morris, S-K Pan, G. Reiland, and M. Sullivan

   • Design Considerations For A Two-Distributed-Junction Tuning Circuit

     Yoshinori Uzawa, Masanori Takeda, Akira Kawakami, Zhen Wang, and Takashi Noguchi

   • Sideband-Separating SIS Mixer at 100GHz Band for Astronomical Observation

     S. Asayama, K. Kimura, H. Iwashita, N. Sato, T. Takahashi, M. Saito, B. Ikenoue, H. Ishizaki, N. Ukita

   • A Dual Polarization Sideband Separation SIS Receiver for the Large Millimeter Telescope

     Gopal Narayanan, Ron Grosslein, Vikram Kodipelli, Vern Fath, Don Lydon, and Prachi Deshpande

   • Design of a Balanced Waveguide HEB Mixer for APEX 1.32 THz Receiver

     M. Pantaleev, D. Meledin, A. Pavolotsky, C. Risacher, and V. Belitsky

   • New Results on Bistability Effects in HEB Devices

     Dazhen Gu, Yan Zhuang, Sigfrid Yngvesson

   • Bandwidth Measurements on HEB Mixers at Terahertz Frequencies Using Sideband Generators as well as Two Lasers

     F. Rodriguez-Morales, K.S. Yngvesson, E. Gerecht, J. Nicholson J. Waldman, T. Goyette, D. Gu, X. Zhao, and R. Zannoni

   • Ultimate Performance of a Cold-Electron Bolometer with Strong Electrothermal Feedback

     Leonid Kuzmin

   • Noise temperature measurements of NbN phonon-cooled Hot Electron Bolometer mixer at 2.5 and 3.8 THz.

     Yu. B. Vachtomin, S. V. Antipov, S. N. Maslennikov, K. V. Smirnov, S. L. Polyakov, N. S. Kaurova, E. V. Grishina, B. M. Voronov, and G. N. Goltsman

   • Superconducting Single Photon Detectors Array Based on Hot Electron Phenomena

     S. Ryabchun, A. Korneev, V. Matvienko, K. Smirnov, P. Kouminov, V. Seleznev, N. Kaurova, B. Voronov, G.N. Gol'tsman

   • Compact 1.6-1.9 THz local oscillator as stand-alone unit for GREAT

     M. Philipp, U.U. Graf, F. Lewen, D. Rabanus, A. Wagner-Gentner, P. Müller, and J. Stutzki

   • Improving the Efficiency of Quasi-optical Analysis and Design of Terahertz Systems

     Marcin L. Gradziel, David White, J.A. Murphy, S. Withington

   • Instrument for Measurements of HEB Receiver Noise Temperature with Cold and Hot Loads Internal to the Cryostat

     Ric Zannoni, Sigfrid Yngvesson

   • Modal Analysis and Experimental Study of High-Order Mode Contribution to Standing Waves in Quasi-Optical Systems

     Willem Jellema, Stafford Withington, Neil Trappe, J. Anthony Murphy, Wolfgang Wild

   • Integrated submillimeter system

     Anders Emrich

   • Regarding Atmospheric and Mechanical Stability Requirements of (LO-Pumped) Mixers

     J. W. Kooi, R. Schieder, J. Baselmans, M. Hajenius, A. Baryshev, R. Hesper

   • BSMILES - A Balloon borne Superconducting Submillimeter-Wave Limb-Emission Sounder for Atmospheric Research

     Yoshihisa Irimajiri, Takeshi Manabe, Satoshi Ochiai, Harunobu Masuko, Takamasa Yamagami, Yoshitaka Saito, Naoki Izutsu, Michiyoshi Namiki

   • ALMA cartridge-type receiver system for Band 4

     K. Kimura, S. Asayama, T. Nakajima, N. Nakashima, J. Korogi, Y. Yonekura, H. Ogawa, N. Mizuno, K. Suzuki, Y. Fukui, H. Andoh, Y. Sekimoto, T. Noguchi, and A. Yamamoto

   • A Dual-Frequency Mixer Array for CHAMP+

     R.Hesper, H. Schaeffer, G. Gerlofsma, C. Kasemann, A. Baryshev

   • The Large Millimeter Telescope

     F. Peter Schloerb and Luis Carrasco

   • A Multi-path Far-Infrared and Sub-millimetre Gas Cell for Spectral Tests of Herschel/HIFI

     D. Teyssier, E. Dartois, D. Deboffle, J.-P. Crussaire, Y. Longval, F. Boulanger, M. Pérault

   • Tunable Heterodyne Mixer using Plasmon Modes in a Grating Gated Double-Quantum-Well Field Effect Transistor

     Mark Lee, Michael C. Wanke, and John L. Reno

   • A Broadband Finline Ortho-Mode Transducer for TeraHertz Applications

     Christopher Groppi, Christian Drouet d'Aubigny, Christopher Wa1ker, and Arthur Lichtenberger

   • Chip for autocorrelation spectrometer applications with integrated digitizer

     L. Landén, A. Emrich, S. Andersson, J. Dahlberg

   • T-Shaped Emitter Metal Heterojunction Bipolar Transistors For Submillimeter Wave Applications

     Andy Fung, Lorene Samoska, Jim Velebir, Peter Siegel, Mark Rodwell, Vamsi Paidi, Zach Griffith, Miguel Urteaga, Roger Malik

   • Device Technology for SIS Mixers in the 1-1.5 THz Band

     M. Kroug, J. Eroms, T. Zijlstra, A. Baryshev, T.M. Klapwijk

   • A Phase-Locked Terahertz Quantum Cascade Laser

     A.L. Betz, R.T. Boreiko, B. S. Williams, S. Kumar, and Q. Hu, J. L. Reno

9. Session 8 Sources 2, Chair: Dr. Neal Erickson

   • THz Quantum Cascade Laser as Local Oscillator in a Heterodyne Receiver

     H.-W. Hübers, S. G. Pavlov, A. D. Semenov, A. Tredicucci, R. Köhler, Harvey E. Beere, Edmund H. Linfield, David A. Ritchie

   • The Study of Harmonic-Mode Operation of GaAs TUNNETT Diodes and InP Gunn Devices Using a Versatile Terahertz Interferometer

     H. Eisele, M. Naftaly, J. R. Fletcher, D. P. Steenson, M. R. Stone

   • THz Spectrometer Based on a Josephson Oscillator and a Cold-Electron Bolometer

     M. Tarasov, L. Kuzmin, E. Stepantsov, I. Agulo, A. Kalabukhov, T. Claeson

10. Session 9 Systems, Chair: Dr. Grant Wilson

    • Submillimeter SIS Receiver Gain Stabilization

      James Battat, Raymond Blundell, Todd R. Hunter, Robert Kimberk, Patrick S. Leiker, Cheuk-yu Edward Tong

    • SPIFI The South Pole Imaging Fabry-Perot Interferometer on AST/RO

      T. Nikola, G.J. Stacey, T.E. Oberst, S.C. Parshley, A.A. Stark, N. Tothill, J. Harnett

    • Upgrade to the TREND Laser LO at the South Pole Station

      Sigfrid Yngvesson, Eyal Gerecht, John Nicholson, Fernando Rodriguez-Morales, Xin Zhao, Richard Zannoni, Jason Dickinson, Thomas Goyette, William Gorveatt, Jerry Waldman, Dathon Gholish, Jacob Kooi, Christopher Martin, and Eric Mueller

    • High Resolution Imaging using 325 GHz and 1.5 THz Transceivers

      Jason C. Dickinson, Thomas M. Goyette, and Jerry Waldman

11. Session 10 HEB Mixers 2, Chair: Dr. Daniel Prober

    • Increased bandwidth of NbN phonon cooled hot electron bolometer mixers

      M. Hajenius, J.J.A. Baselmans, J.R. Gao, T.M. Klapwijk, P.A.J. de Korte, B. Voronov, and G. Gol'tsman

    • Characterization of NbTiN Hot Electron Bolometer Mixers at 0.8 THz

      Denis Loudkov, Edward Tong and Raymond Blundell, Krikor Megerian, and Jeffrey Stern

    • Ultra-Thin Silicon Chips for Submillimeter-Wave Applications

      R.B. Bass, J.C. Schultz, A.W. Lichtenberger, R.M. Weikle, S.-K. Pan, E. Bryerton, C.K. Walker, Jacob Kooi

12. Session 11 Optics and Related, Chair: Dr. Anthony Kerr

    • A Gaussian Beam Measurement Range for MM and Sub-MM Receivers

      M. Pantaleev, V. Belitsky, K. Ermisch, M. Fredrixon, M. Svensson

    • Gaussian Beam Analysis of Relay Optics for the SEQUOIA Focal Plane Array

      Gopal Narayanan

    • Satellite antenna measurement at 322 GHz using a computer-generated hologram as the focusing element

      J. Ala-Laurinaho, J. Häkli, T. Koskinen, A. Lönnqvist, J. Mallat, A.V. Räisänen, S. Ranvier, J. Säily, J. Tuovinen, V. Viikari

    • The Terahertz Atmosphere

      Scott Paine, Raymond Blundell

    • Characterization and Status of a Terahertz Telescope

      Daniel P. Marrone, Raymond Blundell, Hugh Gibson, Scott Paine, D. Cosmo Papa, C.-Y. Edward Tong

    • Design and Verification of ALMA Band 9 Receiver Optics

      A. Baryshev, R. Hesper, K. Wielinga, G. Gerlofsma, M. Carter

13. Participants

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