2024 Proceedings

Download the complete Proceedings file.

This is a large file and will require a .PDF viewer.

2024 Proceedings.PDF

Download the table of contents and other front matter as a .PDF.

2024 Table of Contents

THIRTY-THIRD INTERNATIONAL SYMPOSIUM

ON SPACE TERAHERTZ TECHNOLOGY

April 7-11, 2024

Charlottesville, Virginia, USA

1. Session 1, Moderator: Hiroshi Matsuo

   • The Integration of LNA Based Receivers for Millimeter and Sub-millimeter Wavelength Radio Astronomy

     W. McGenn, et al.

   • wSMA Receiver Cartridges

     L. Zeng

   • Phoenix: A Far-IR Mission for Cosmology

     A. Kogut, J. Chluba, D. Fixsen, E. Wollack

   • Heterodyne Spectrometer Instrument (HSI) for Far-IR Spectroscopy Space Telescope (FIRSST)

     M. C. Wiedner, et al.

   • A Compact Terahertz Instrument for Continuity Microwave Limb Sounding of Atmosphere

     S. Khanal, A.Tang, J. Kooi, N. Livesey, G. Chattopadhyay

   • U-WISHeS and V-WiSHeS: Terahertz Heterodyne Flight Spectrometers under Development Targeting the Uranus and Venus Systems

     C. M. Anderson, et al.

2. Invited Talk, Moderator: Patricio Mena

   • Implementation and Applications of Advanced Electromagnetic Surfaces

     Sean Hum

3. Session 2, Moderator: Ricardo Finger

   • Metasurface-Based Terahertz Quantum-Cascade Lasers Operating Beyond 5 THz

     A. D. Kim, et al.

   • Superconducting Glide-Symmetric Bifilar Transmission Lines for Tunable Stop-Band and Filtering Applications

     J. Cárdenas, F. P. Mena, F. Pizarro

   • Design Considerations for a W-band Josephson Junction Travelling Wave Parametric Amplifier

     J. Navarro Montilla, A. Barbier, E. F. C. Driessen, B.-K. Tan

   • Demonstration of a Compact High-Resolution Spectrograph for Far-Infrared Astronomy: Silicon-Based Virtually Imaged Phased Array

     B. Zou, et al.

   • Development of Fully-Integrated Optically-Controlled THz Switches for Tunable and Reconfigurable Filters

     P. Li, Y. Shi, Y. Deng, P. Fay, L. Liu

4. Session 3, Moderator: Philip Mauskopf

   • Design and Simulation of an Ultra-Wideband 211-375 GHz SIS Mixer based on a Micromachined Metallic Substrate

     C. López, V. Desmaris, D. Meledin, A. Pavolotsky, V. Belitsky

   • Improved Process Flow of Heterogeneously Integrated Gallium Arsenide Schottky Diodes

     C. Moore, et al.

   • A Planar RF-LO Coupler Design for Heterodyne Receiver at 220 GHz

     Y.-J. Wang, C.-L. Wang, C.-C. Wang, Y.-C. Huang, M.-J. Wang

   • Silicon Micromachined 400-600-GHz Orthomode Transducer

     Z. Rizk, et al.

5. Session 4, Moderator: Sean Hum

   • Demonstration of Multi-Layer Antireflective Treatments for Gradient Index Silicon Optics at THz Frequencies

     C. Jung-Kubiak, et al.

   • Si Metalens for Quasi-optical THz HEB Mixer Arrays

     D. Ren, et al.

   • Design and Measurements of a 480GHz Metamaterial Flat Lens

     C. N. Whitton, et al.

   • Inverse-Designed Volumetric and Multi-Layer Silicon Metaoptics

     C. Ballew, S. van Berkel, S. Khanal, G. Chattopadhyay

   • A Low Loss Dual-poloarization Optical Diplexing Scheme for Millimeter to Terahertz Waves

     K. J. Carter, C.-Y. E. Tong, L. Zeng, P. Grimes

6. Invited Talks, Moderator: Bert Hawkins

   • SIS Foundry Panel

     Panel

   • The ALMA2030 Wideband Sensitivity Upgrade

     Crystal Brogan

7. Session 5, Moderator: Cecile Jung-Kubiak

   • On the Sensitivity Limitation in the HEB Mixers

     B. S. Karasik, C. Yoo

   • Wideband Cryogenic Isolators for Sideband-separating Receivers

     L. Zeng, E. Tong, R. Kimberk

   • Design of Reverse-Coupler Orthomode Transducer for the 209-281 GHz

     A. Navarrini, et al.

   • Comprehensive Laboratory Characterization of the AMKID Instrument

     N. Reyes, et al.

   • Installation and Testing of the wSMA Prototype Receiver System

     P. K. Grimes, et al.

8. Session 6, Moderator: Shengcai Shi

   • Estimating Sensitivity of Ultra-Wideband Cryogenic IF-LNAs to Input Mismatch by Noise Wave Measurement

     R. Amils, et al.

   • 345 GHz SIS Junction Development for the ngEHT

     J. Kooi, et al.

   • Lumped-Element Aluminum KIDs with Hierarchical Phased-Array Antennas

     F. Defrance, et al.

   • A Wideband RF and Wideband IF DSB SIS Mixer

     I. Lapkin, et al.

   • Production of ALMA Band 2 Cryogenic 1st Stage LNA

     P. Pütz, et al.

   • A New Technique for Measurement of the IF Output Impedance of SIS Mixers

     P. Dindo, et al.

   • Embedding Impedance Recovery in a Twin-Junction SIS Mixer

     G. Yassin, J. Wenninger, B.-K. Tan

9. Invited Talk, Moderator: Bert Hawkins

   • Understanding the Interplay of Physics and Chemistry During Planet Formation

     Ilse Cleeves

10. Session 7, Moderator: Jeanne Treuttel

    • Overview of the ESO ALMA Development Studies

      C. De Breuck

    • 4.7-THz Schottky Diode Harmonic Mixer: Design, Fabrication, and Performance Optimization

      D. Jayasankar, N. Rothbart, H.-W. Hübers, J. Stake

    • 1.90 THz-2.06 THz Schottky Receiver with 4000-6000K DSB Noise Temperature at Room Temperature

      A. Maestrini, J. Siles, C. Lee, R. Lin, I. Mehdi

    • Development Status of the ALMA Band 6v2 SIS Mixers

      J. G. Lambert, et al.

    • Lumped-element Model Analysis for THz HEB Mixer Based on Sputtered MgB2 Thin Films

      C. Yoo, C. Kim, D. C. Cunnane, C. A. Curwen, B. S. Karasik

11. Session 8, Moderator: Andrey Baryshev

    • Dual Band 1.3mm/3mm Receivers for the NOEMA Observatory

      A.-L. Fontana, et al.

    • Findings for the OSAS-B 4.7-THz Heterodyne Spectrometer for Atomic Oxygen in the Mesosphere and Lower Thermosphere

      M. Wienold, et al.

    • Cryogenic Receiver System for the Black Hole Explorer

      C. E. Tong, et al.

    • The Terahertz Intensity Mapper: Design, Modeling, and Characterization of the Cryogenic Receiver

      J. Fu, et al.

    • Highly-Compact Terahertz Planetary/Cometary Instruments

      G. Chattopadhyay, et al.

    • Enhancing the IRAM30m Telescope for the Next 15 years

      C. Duran et al.

12. Poster Session

    • Progress Towards a Focal Plane Unit for CHAI Based on Superconducting Planar Circuity

      I. Barrueto, et al.

    • Waveguide Circuitry for the Prototype ALMA Band 6v2 Sideband Separating SIS Mixer

      P. Dindo, et al.

    • Upgrading the Future of ALMA: the Wideband Sensitivity Upgrade

      J. Donovan Meyer, R.A. Loomis, C. Brogan, T. Hunter

    • Broadband Microfabricated Waveguide Terminations for Low-power Applications at Teraherz Frequencies

      K. B. Flosason, et al.

    • 3D-Printed All-Metal Wideband Dual-Polarization Cryogenic Dichroic Filters

      L. Helldner, et al.

    • A Turnstile OMT using Magic-Tees and Integrated Noise-Injection Couplers

      D. Henke, D. Atherton, I. Wevers, A. Densmore

    • Development of the High-Resolution Spectrometer of the Millimetron Space Observatory

      I. Tretyakov, et al.

    • Amplitude and Phase Beam Pattern Measurements of a waveguide-type HEBM at 1.9 Thz

      Y. Irimajiri, et al.

    • Wideband OMT with Modified Bøifot Layout and Co-aligned Waveguide Outputs

      I. Lapkin, et al.

    • Design of Octave-Band Magic-T Using Stepped Ridges and Posts

      N. Tasouji, et al.

    • Investigating Pin-Hole Issues in Josephson Junction Travelling Wave Parametric Amplifiers Requiring Large Area of Dielectric Layer

      J. Navarro Montilla, N. Klimovich, A. Barbier, E. F. C. Driessen, B.-K. Tan

    • Development of a Phase-Modulating Beam Multiplexer for a THz Local Oscillator

      B. Pedroni, et al.

    • S-Parameter Measurements of ALMA Band 2 Orthomode Transducer using Cryogenic System at Room Temperature

      S. Masui, R. Sakai, T. Kojima, K. Kaneko

    • Improvement of the Polarization Performance of ALMA Band 9

      S. Realini, R. Hesper, A. Baryshev, J. Barkhof

    • A 200 GHz Fully Integrated Quasi-Optical Detector Using Orthogonal Heterostructure Backward Diodes with Improved Performance

      Y. Shi, Y. Deng, P. Li, P. Fay, L. Liu

    • An Initial Concept of a Resonance Phase Matched Junction-Loaded Travelling Wave Parametric Tripler

      B.-K. Tan

    • FYST CCAT Heterodyne Array Instrument Precursor

      K. Vynokurova, et al.

    • Highly-Balanced Quadrature Hybrid with 55% Bandwidth

      C. Chien, Y.-J. Hwang, C.-T. Ho

The National Radio Astronomy Observatory is a facility of the National Science Foundation
operated under cooperative agreement by Associated Universities, Inc.