2019 Proceedings

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2019 Table of Contents

THIRTIETH INTERNATIONAL SYMPOSIUM

ON SPACE TERAHERTZ TECHNOLOGY

April 15-17, 2019

Gothenburg, Sweden

1. Session I. Instruments, Devices and Technologies for Small Satellites, Chair: Vincent Desmaris

   • Planetary/Cometary Submillimeter-Wave Instruments on Ultra-Small Platforms

     G. Chattopadhyay, M. A. delPino, C. Jung-Kubiak, T. Reck, J. Siles, C. Lee, and A. Tang

   • Fly's Eye Lens Phased Array for Submillimeter-Wave Space Instruments

     M. Alonso-delPino, S. Bosma, C. Jung-Kubiak, G. Chattopadhyay, and N. Llombart

   • Development of an Integrated Dual-Band Schottky Receiver in the Terahertz Regime for Use in Cubesat Systems

     J. R. Hoh, J. V. Siles, and C. E. Groppi

   • Design and Fabrication of Silicon Stacked Architecture for 2.06 THz Receiver Front End

     C. P. Chen, D. Hayton, R. Lin, C. Jung-Kubiak, J. Siles, J. Lee, M. Alonso, A. Peralta, and I. Mehdi

2. Session II. Schottky Receivers and Technologies, Chair: Jan Stake

   • Reliability and Reproducibility of Discrete Schottky Diodes-Based Sources up to 370 GHz

     D. Moro-Melgar, O. Cojocari, I. Oprea, M. Hoefle, and M. Rickes

   • Development of Room-Temperature Schottky Diode Technology for Applications in the Tera-Hertz range

     J. Treuttel, L. Gatilova, J. Valentin, A. Maestrini, Y. Jin, A. Cavanna, C. Goldstein, P. DeMaagt

   • Radiometric Performance of the 530 to 625 GHz Receiver Unit of the Submillimetre Wave Instrument on JUICE

     K. Jacob, M. Kotiranta, P. Sobis, A. Emrich, V. Drakinskiy, J. Stake, A. Maestrini, J. Treuttel, B. Thomas, M. Philipp, P. Hartogh, and A. Murk

3. Session III. SIS Receivers and Mixers, Chair: Christopher Groppi

   • A 1.3 mm Superconductor Insulator Superconductor Mixer Receiver with 40 GHz Wide Instantaneous Bandwidth

     R. Blundell, R. Kimberk, E. T. P. Grimes, N. Hagos, L. Zeng

   • Performance of a 275-500 GHz SIS Mixer with 3-22 GHz IF

     T. Kojima, M. Kroug, K. Uemizu, Y. Niizeki, A. Miyachi, K. Kaneko, Y. Uzawa

   • Experimental Study of a Monolithic Planar-integrated Dual Polarization Balanced SIS Mixer

     W. Shan, S. Ezaki, A. Miyachi, T. Kojima, and Y. Uzawa

4. Session IV. THz Sources, Chair: Imran Mehdi

   • Digitally Tunable 150 GHz Local Oscillator Chain for the Submillimeter Wave Instrument Onboard the ESA JUICE Mission

     B. Thomas, M. Philipp, K. Lichius, M. Trasatti, A. Maestrini, E. P. Miettinen, and P. Hartogh

   • High-Power Broad-Band Room-Temperature 2.46-2.70 THz LO Sources to Enable High-Spectral Resolution Mapping of HD and [NII]

     J. V. Siles, J. H. Kawamura, R. H. Lin, C. Lee, I. Mehdi, P. F. Goldsmith, and J. Pineda

   • Superconducting Flux-Flow Oscillator as a Terahertz External Local Oscillator for Heterodyne Receiving

     N. V. Kinev, K. I. Rudakov, L. V. Filippenko, M. Yu. Fominskiy, A. M. Baryshev, and V. P. Koshelets

5. Poster Session

   • Design and Implementation of a Broadband and Compact 90-degree Waveguide Twist with Simplified Layout

     C. Lopez, V. Desmaris, D. Meledin, A. Pavolotsky, and V. Belitsky

   • High-Performance Smooth-Walled Antennas for THz Frequency Range: Design and Evaluation

     D. Montofré, R. Molina, A. Khudchenko, R. Hesper, A. Baryshev, N. Reyes, and F. P. Mena

   • Design of a Silicon-Based 160~320GHz Tanh-Profile Wideband Corrugated Horn

     J. Hu, Z. Lou, Hao-tian Zhu, Wei-tao Lv, D. Liu, and S.-C. Shi

   • Broadband Waveguide-to-Substrate Transition Using a Unilateral Etched Finline Structure

     C. Lopez, V. Desmaris, D. Meledin, A. Pavolotsky, and V. Belitsky

   • Compact Wideband Passive and Active Component Chips for Radio Astronomy Instrumentation

     H. Rashid, D. Meledin, V. Desmaris, E. Sundin, and V. B.

   • Compact Cryogenic Wide-Band Balanced Amplifiers with Superconducting 90° Hybrids for the IF of Submillimeter-Wave SIS Mixers

     R. I. Amils, I. López-Fernández, J. D. Gallego, V. Desmaris, V. Belitsky, D. Meledin, E. Sundin, C. Diez, I. Malo

   • Modelling Dielectric Losses in Microstrip Traveling-Wave Kinetic-Inductance Parametric Amplifiers

     D. Valenzuela, F. P. Mena, and J. Baselmans

   • Characterization of GaN-based Low Noise Amplifiers at Cryogenic Temperatures

     V. Desmaris, D. Meledin, E. Sundin, M. Thorsell, N. Rorsman, and V. Belitsky

   • Design and Prototyping of New Flexible Stripline Based Transmission Lines as Alternatives to Semi-Rigid Coaxial Cables

     M. Neric, H. Mani, T. Mozdzen, and C. Groppi

   • A Robust 24-29 GHz Low Noise Amplifier with 1dB Noise Figure and 23 dBm P1dB

     P. Zheng, X. Tong, S. Zhang, J. Xu, R. Wang

   • Design of a Radio Frequency Waveguide Diplexer for Dual-band Simultaneous Observation at 210-375 GHz

     S. Masui, S. Ueda, Y. Yamasaki, K. Yokoyama, N. Okada, T. Onishi, H. Ogawa, Y. Hasegawa, K. Kimura, T. Kojima, A. Gonzalez

   • Advanced Tuning Algorithms for Increasing Performance of High-Frequency SIS Mixers

     T. Vos, R. Hesper, J. Barkhof, A. M. Baryshev, A. Khudchenko, and P. Yagoubov

   • CHAI, the CCAT-Prime Heterodyne Array Instrument

     U. U. Graf, N. Honingh, I. Barrueto, K. Jacobs, B. Klein, R. Molina, Nicolás A. Reyes, P. A. Tapia, and Jürgen Stutzki

   • 240 GHz DSB Receiver Performance

     K. Rudakov, A. Baryshev, R. Hesper, A. Khudchenko, D. Montofre, R. de H. Stijkel, P. Dmitriev, and V. Koshelets

   • Design and Fabrication of an on-Chip Sideband Separating (2SB) Balanced SIS Mixer for 400 - 500 GHz on a 9?m Silicon Membrane

     S. Widdig, K. Jacobs, M. Schultz, C. E. Honingh, N. Wehres, and J. Stutzki

   • First Results of the Sideband Separating Mixer for 850 GHz

     A. Khudchenko, R. Hesper, A. M. Baryshev, J. Barkhof, M. E. Bekema, R. de H. Stijkel, K. Rudakov, D. Montofré, D. van Nguyen, V. P. Koshelets, P. Dmitriev, M. Fominsky, C. Heiter, S. Heyminck, R. Güsten, and B. Klein

   • Instrumentation Development for the 2020 Decade at the NOEMA and 30m Telescopes

     C. Risacher, A.-L. Fontana, S. Leclercq, S. Mahieu, D. Maier, J. Reverdy, P. Serres, M. Berton, Y. Bortolotti, O. Garnier, M. Parioleau, Q. Moutote, G. Perrin, B. Pissard, F. Gueth, K.-F. Schuster

   • Configuring the ALMA Band 3 Cartridge into a Balanced 2SB Receiver

     D. Henke, P. Niranjanan, and L. Knee

   • Barrier Reduction and Sub-Gap Leakage in Niobium Based SIS Junctions

     M. Kroug, T. Noguchi

   • Array of Multichroic Double-Slot Antennas with Cold-Electron Bolometers for the 220/240 GHz Channels of the LSPE Instrument

     L. S. Kuzmin, A. V. Chiginev, D. A. Pimanov, A. V. Gordeeva, S. Masi, and P. de Bernardis

   • Specific Capacitance of Nb/Al-AlN/Nb Superconducting Tunnel Junctions

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

   • Native Oxide on Ultra-Thin NbN Films

     A. V. Lubenchenko, A. B. Pavolotsky, S. Krause, O. I. Lubenchenko, D. A. Ivanov, V. Desmaris, V. Belitsky

   • Design of On-Chip Broadband Band Selection Filter for Multi-Chroic mm/submm Camera.

     K. W. Chin, T. Ohshima, S. Ono, T. Sakai, T. Takekoshi, S. Mima, R. Kawabe, M. Naruse, K. Yoshioka, and S. Uno

   • NbN/AlN/NbN Superconducting Tunnel Junctions Fabricated for HSTDM

     J. Li, Z. Wang, M. Yao, Q. Shi, B.-L. Liu, H.-H. Li, D. Liu, and S.-C. Shi

   • MgB2 HEB Terahertz Mixers: Diffusion- or Phonon-Cooled?

     N. Acharya, S. Lara, and S. Cherednichenko

   • Bandwidth Performance of a THz Normal Metal TiN Bolometer-Mixer

     N. A. Tovpeko, A. V. Trifonov, A. V. Semenov, S. V. Antipov, N. S. Kaurova, N. A. Titova, and G. N. Goltsman

   • Development of a HEB Mixer for the Observation of Molecular Hydrogen on SOFIA

     J. Böhm, N. Honingh, and K. Jacobs

   • MgB2 HEB Mixers with Nanopatterned Surfaces: Effect on the Noise Temperature and the LO Power

     N. Acharya and S. Cherednichenko

   • Development of a Ti Hot Electron Bolometer Based on Johnson Noise Thermometry

     W. Miao, H. Gao, Z. Wang, W. Zhang, Y. Ren, K. M. Zhou, J. Q. Zhong, and S. C. Shi

   • Measurements of Receiver Noise Temperature of an Ni-NbN HEBM at 2 THz

     Y. Irimajiri and A. Kawakami

   • Bandwidth of a 4.7 THz asymmetric Fourier Grating

     Y. Gan, B. Mirzaei, J. R. G. Silva, W. Laauwen, F. F. S. van der Tak, and J. R. Gao

   • A Planar Silicon Metamaterial Lens with Integrated Anti-Reflection Coating for Frequencies Around 150 GHz

     J. Jauk, G. Wang, M. Parioleau, A. L. Fontana, S. Leclercq, and E. F. C. Driessen

   • Asymmetric Phase Grating as 4.7 THz Beam Multiplexer for GUSTO

     B. Mirzaei, Y. Gan, J. R. Silva, M. Finkel, S. Yates , W. Laauwen, A. Young , C. Walker, and J. R. Gao

   • Development of mm/submm Frequency Selective Filters made with FPC Fabrication Technology

     S. Uno, K. Yoshioka, T. Oshima, T. Takekoshi, K. Kohno, and K. W. Chin

   • Development of mm/submm Broadband Anti-Reflection Coating Exploiting the Various Expanded PTFEs Measured with THz-TDS

     T. Oshima, K. Yoshioka, T. Takekoshi, K. W. Chin, S. Uno, and T. Sakai

   • Measurements of a Prototype 20 GHz Metamaterial Flat Lens

     C. Whitton, C. Groppi, P. Mauskopf, and P. Goldsmith

   • Low-loss Silicon MEMS Phase Shifter at 550 GHz

     S. Rahiminejad, M. A. del Pino, C. Jung-Kubiak, T. Reck, and G. Chattopadhyay

   • Multilayer Dielectric Diagonal Horn for Reshaping THz QCL Beam Pattern

     H. Zhu, F. Joint, E. Herth, D. Decanini, Y. Delorme, R. Colombelli, and Q. Xue

   • Broadband Antireflective Silicon Optics for Terahertz Instruments

     C. Jung-Kubiak, F. DeFrance, S. Rahiminejad, J. Sayers, J. Connors, T. Macioce, G. Chattopadhyay, and S. R. Golwala

   • Optical Performance of Laser-Patterned High-Resistivity Silicon Wafer in the Frequency Range of 0.1 - 4.7 THz

     E. Svirplys, S. Indrisiunas, H. Richter, A. Urbanowicz, G. Raciukaitis, T. Hagelschuer, H.-W. Hübers, and I. Kasalynas

   • Spectral Measurements of THz Radiation from Intrinsic Josephson Junction BSCCO Stacks; Phase Locking of the BSCCO Oscillators

     V. P. Koshelets, N. V. Kinev, A. B. Ermakov, R. Wieland, E. Dorsch, O. Kizilaslan, D. Koelle, R. Kleiner, and H. Wang

   • 4.7 THz GaAs Schottky Diode Receiver Components

     P. J. Sobis, V. Drakinskiy, D. Jayasankar, A. Hammar, M. Anderberg, A. Emrich, E. Saenz and J. Stake

   • Reliability Assessment of GaAs and InP THz Mixers and Frequency Multipliers Fabricated on 3" Wafers

     J. Vukusic, V. Drakinskiy, D. Heinerås, D. Jayasankar, P. Sobis, T. Bryllert, V. Valenta, M. Genevieve, F. M. Martin, and J. Stake

   • YBaCuO Josephson Generators as THz Sources for Bolometer Characterization

     L. S. Revin, A. L. Pankratov, D. V. Masterov, A. E. Parafin, S. A. Pavlov, A. V. Chiginev, I. V. Rakut, A. V. Gordeeva, V. O. Zbrozhek, A. V. Blagodatkin, L. S. Kuzmin

   • A 4.7 THz QCL Phase Locking Experiment

     S. Mahdizadeh, M. Justen, and U. U. Graf

   • A 900GHz Broadband Balanced Frequency Quadrupler

     F. Yang

   • A 410-510GHz Local Oscillation Source for SIS Mixers

     P. Chen, X.-J. Deng, L. Li, K. Huang,S.-C. Shi, and K. Zhang

   • Characterization of Digital Real-Time Spectrometers for Radio Astronomy and Atmospheric Remote Sensing

     A. Murk, M. Kotiranta

   • Astroclimatic Studies of the Sites for Forthcoming Radio Astronomical Observatories

     G. M. Bubnov, V. F. Grigorev, V. F. Vdovin, P. M. Zemlyanukha, and I. I. Zinchenko

   • Atmospheric Phase Monitoring Interferometer for the NOEMA Observatory

     S. Mahieu, B. Pissard, M. Bremer, C. Risacher, R. Blundell, R. Kimberk, J. Test

   • New Optics for SEPIA-Heterodyne Facility Instrument for the APEX Telescope

     I. Lapkin, S.-E. Ferm, M. Fredrixon, D. Meledin, M. Strandberg, V. Desmaris, A. Ermakov, A. Pavolotsky, E. Sundin and V. Belitsky

   • Far-Sidelobe Measurements of LiteBIRD Low Frequency Telescope 1/4-Scaled Model

     H. Takakura, Y. Sekimoto, J. Inatani, S. Kashima, H. Imada, T. Hasebe, T. Kaga, Y. Takeda, and N. Okada

   • Holographic Measurement System for the CCAT-Prime Telescope - System Design and Novel Software Approach

     X. Ren, P. Astudillo, U. Graf, R. Hills, B. Nikolic, P. Mena, S. Parshley and Nicolás Reyes

   • Characteristics Investigation on Thermal Deformation of Large Size Terahertz Reflector Antenna in Space

     Y. Qian, X. F. Hao, and Y. H. Shi

6. Session V. SIS Devices and Receivers, Chair: Christophe Risacher

   • Noise Analysis of SIS Receivers Using Chain Noise Matrices

     C. E. Tong, P. Grimes, and L. Zeng

   • A 1MM SIS Receiver Utilizing Different Intermediate Frequency (IF) Configurations

     D. Meledin, V. Desmaris, E. Sundin, A. Pavolotsky, M. Fredrixon, I. Lapkin, M. Strandberg, A. Ermakov, J.-D., Gallego, I. Lopez-Fernandez, C. Diaz, and V. Belitsky

   • Noise Characterisation of a Flux-Pumped Lumped-Element Josephson Parametric Amplifier Using an SIS Mixer

     M. Esposito, J. Garrett, B.-K. Tan, P. Leek, and G. Yassin

   • Multi-Tone Spectral Domain Analysis of a 230 GHz SIS Mixer

     J. D. Garrett, B. K. Tan, F. Boussaha, C. Chaumont, and G. Yassin

7. Session VI. Future Missions and Projects - I, Chair: Patricio Mena

   • A Space Mission to Probe the Trail of Water

     P. Goldsmith, Y. Seo, J. Kawamura, J. Siles, W. Langer, D. Lis

   • First Generation Heterodyne Instrumentation Concepts for the Atacama Large Aperture Submillimeter Telescope

     C. Groppi, A. Baryshev, U. Graf, M. Wiedner, P. Klaassen, T. Mroczkowski

   • Millimetron Space Observatory: Progress in the Development of Payload Module

     A. Smirnov, E. Golubev, M. Arkhipov, E. Filina, V. Pyshnov, N. Myshonkova, S. Fedorchuk, T. Kosmovich, I. Vinogradov, A. Baryshev, Th. de Graauw, S. Likhachev, and N. Kardashev

8. Session VII. THz Optics and Antennas, Chair: Hiroshi Matsuo

   • Wide-Field Designs for Off-Axis Telescopes: Application to the Optics of CCAT-Prime

     R. E. Hills

   • In Flight Measurements System of Millimetron Primary Mirror Surface

     A. M. Baryshev, E. Golubev, M. Arkhipov, E. Filina, V. Pyshnov, N. Myshonkova, A. Smirnov, S. Fedorchuk, A. Andrianov, Th. de Graauw, S. Likhachev, and N. Kardashev

   • Far-Field Beam Pattern Technique for High Pointing Accuracy Characterization of GUSTO HEB Mixer Arrays

     J. R. Silva, S. Yates, W. Laauwen, M. Finkel, J. R. Gao

9. Session VIII. HEBs and KIDs, Chair: Gregory Goltsman

   • Mid-Infrared Heterodyne Receiver Based on a Superconducting Hot Electron Bolometer and a Quantum Cascade Laser

     Y. Ren, D. Zhang, K. Zhou, W. Miao, W. Zhang, S. Shi

   • 2 THz Hot Electron Bolometer Mixer Using a Magnetic Thin Film

     A. Kawakami, Y. Irimajiri

   • Demonstration of a TACIT Heterodyne Detector at 2.5 THz

     C. Yoo, M. Huang, J. Kawamura, K. W. West, Boris. S. Karasik, L. N. Pfeiffer, and M. S. Sherwin

   • Understanding Dissipative Behaviour in Superconducting Microresonators Over a Wide Range of Readout Power

     T. Skyrme, S. Withington, C. N. Thomas, D. J. Goldie, A. L. Hornsby, S. Doyle, P. Barry

   • Increased Multiplexing of Kinetic-Inductance Detector Arrays by Post-Characterization Adaptation of the Individual Detectors

     S. Shu, M. Calvo, J. Goupy, S. Leclercq, A. Catalano, A. Bideaud, A. Monfardini, and E. F. C. Driessen

10. Session IX. Future Missions and Projects - II, Chair: Valery Koshelets

    • Prospects of High Angular Resolution Terahertz Astronomy from Antarctica

      H. Matsuo, S.-C. Shi, S. Paine, Q.-J. Yao, Z.-H. Lin

    • New Stage of the Suffa Submm Observatory in Uzbekistan Project

      Y. N. Artemenko, Y. Yu. Balega, A. M. Baryshev, G. M. Bubnov, A. Etnaer, N. S. Kardashev, V. G. Gimmelman, T. M. de Graauw, A. Gunbina, S. A. Eghamberdiev, B. L. Kogan, N. N. Kolachevsky, V. P. Koshelets, G. Lagerweij, I. V. Lesnov, L. N. Likhacheva, S. F. Likhachev, M. Mansfeld, G. Marchiori, F. Rampini, G. I. Shanin, Y. A. Schekinov, I. I. Zinchenko, and V. F. Vdovin

11. Session X. Future Missions and Projects - III, Chair: Edward Tong

    • COMETS - Comets Observation & Mapping Enhanced THz Spectrometer at 210-580 GHz: Objectives and Development Status

      J. V. Siles, J. H. Kawamura, M. Alonso-del-Pino, G. Chattopadhyay, C. Lee, R. H. Lin, and M. Choukroun

    • The Origins Space Telescope and the HEterodyne Receiver for Origins (HERO)

      M. C. Wiedner, A. Baryshev, V. Belitsky, V. Desmaris, A. DiGiorgio, J.-D. Gallego, M. Gerin, P. Goldsmith, F. Helmich, W. Jellema, A. Laurens, I. Mehdi, C. Risacher, HERO technical team, HERO science team, the heterodyne receiver roadmap team, A. Cooray, M. Meixner, and the Origins Study Team

    • The Terahertz Intensity Mapper (TIM): an Imaging Spectrometer for Galaxy Evolution Studies at High-Redshift

      J. Vieira, J. Aguirre, C. M. Bradford, J. Filippini, C. Groppi, D. Marrone, M. Bethermin, T.-C. Chang, M. Devlin, O. Dore, J. Fu, S. H. Dunsheath, G. Holder, G. Keating, R. Keenan, E. Kovetz, G. Lagache, P. Mauskopf, D. Narayanan, G. Popping, E. Shirokoff, R. Somerville, I. Trumper, B. Uzgil, and J. Zmuidzinas

    • Study for Proposal of SMILES-2 to JAXA M-Class Mission

      S. Ochiai, P. Baron, Y. Irimajiri, T. Nishibori, Y. Hasegawa, Y. Uzawa, H. Maezawa, M. Suzuki, A. Saito, and M. Shiotani

12. Session XI. QCL THz Sources, Chair: Heinz-Wilhelm Hübers

    • Double-Metal QCL with Backshort Tuner

      M. R. Mertens, M. Justen, C. Bonzon, K. Ohtani, M. Beck, U. U. Graf, and J. Faist

    • Frequency Tuning of Terahertz Quantum-Cascade Lasers by Optical Excitation

      M. Wienold, T. Alam, X. Lü, K. Biermann, L. Schrottke, H. T. Grahn, and H. W. Hübers,

    • A Compact 4.7-THz Source Based on a High-Power Quantum-Cascade Laser with a Back-Facet Mirror

      T. Hagelschuer, H. Richter, M. Wienold, X. Lü, B. Rüben, K. Biermann, L. Schrottke, H. T. Grahn, and H.-W. Hübers

    • 81-Beam Supra-THz Local Oscillator by a Phase Grating and a Quantum Cascade Laser

      Y. Gan, B. Mirzaei, J. R. G. Silva, A. Khalatpour, Q. Hu, C. Groppi, J. V. Siles, and J. R. Gao

13. Session XII. Radars, Systems, Backend, Chair: Sheng-Cai Shi

    • Digital High-Resolution Wide-Band Fast Fourier Transform Spectrometer

      B. Klein, S. Hochgürtel, I. Kr?mer, A. Bell, and G. Grutzeck

    • Validation Measurements of Humidity Profiling in Rain Using a 170 GHz Differential Absorption Radar

      K. B. Cooper, R. J. Roy, M. Lebsock, R. Dengler, R. Rodriguez-Monje, J. Siles, L. Millan, and M. Alonso-Delpino

    • Cold-Source Noise Temperature Measurements with a Vector Network Analyzer Frequency Extender at WR-6.5

      T. J. Reck, S. Durant, and J. Hesler

    • On the Comparison Between Low Noise Amplifiers and Photonic Upconverters for Millimeter and Terahertz Radiometry

      G. Santamaría Botello, K. A. Abdalmalak, D. Segovia-Vargas, A. Murk, L. E. García Muñoz

    • A Broadband Down-Conversion Module for the Extended W-Band

      D. Monasterio, C. Jarufe, D. Gallardo, Nicolás Reyes, P. Mena, L. Bronfman

14. Session XIII. Novel Devices and Technologies, Chair: Jian-Rong Gao

    • Quantum Transport at Dirac Point Enables Graphene for Terahertz Heterodyne Astronomy

      S. Cherednichenko, A. Danilov, D. Golubev, H. He, K. H. Kim, R. Yakimova, F. Lombardi, T. Bauch, S. Lara-Avila, and S. Kubatkin

    • Design and Evaluation of SIS Photon Detectors at Terahertz Frequencies

      H. Ezawa, H. Matsuo, M. Ukibe, G. Fujii, and S. Shiki

    • Near Infrared Photon Detectors Using Titanium-Based Superconducting Transition-Edge Sensors

      W. Zhang, Y. Gen, P. Z. Li, J. Q. Zhong, Z. Wang, W. Miao, Y. Ren, Q. J. Yao, J. F. Wang, and S. C. Shi

    • On-Chip Refrigerator Integrated into a Photon-Noise-Limited Detector for High-Performance Cosmology Missions

      A. L. Pankratov, L. S. Kuzmin, A. V. Gordeeva, V. O. Zbrozhek, V. A. Shamporov, L. S. Revin, S. Masi, P. de Bernardis

Participants

The National Radio Astronomy Observatory is a facility of the National Science Foundation
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