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Research Reports



  • Kiuchi,H., 2011
    "Optical Transmission Signal Phase Compensation Method Using an Image Rejection Mixer" IEEE Photonic Journal, Vol. 3, No.1, 89-99, February 2011 (doi:10.1109 / 2011.2105862)


  • Inoue, H., Noguchi, T., Kohno, K., 2010
    "SIS junction as a microwave noise source" J. Phys. C, 234, 042014 1-7

  • Shi, S. C., Sekimoto, Y., 2010,
    "Development of Submillimeter-Wave SIS Mixers and ALMA Receivers" Japan Society of Infrared Science and Technology, 19, 33 - 36

  • Sugimoto, M., Iguchi, S., Inatani, J., Sekimoto, Y., Asayama, S., 2010,
    "Sensitivity Analysis of Optical Systems in Radio Telescopes" PASJ, 62, 39-50

  • Kamikura, M., Naruse, M., Asayama, S., Satou, N., Shan, W., Sekimoto, Y., 2010
    "Development of a 385 - 500 GHz Orthomode Transducer (OMT)" Journal of Infrared, Millimeter, and Terahertz Waves, 31, 697-707

  • Fujii, Y., Kroug, M., Kaneko, K., Gonzalez, A., Uzawa, Y., T. Kojima, Kuroiwa, K., Miyachi, A., K. Makise, Z. Wang, and W. Shan., 2010
    "Performance of the ALMA Band 10 SIS Receiver Prototype Model" European Society for Applied Superconductivity" 14, ST202

  • Kojima, T., Kuroiwa, K., Uzawa, Y., Kroug, K., Takeda, M., Fujii, Y., Kaneko, K., Miyachi, A., Z. Wang and H. Ogawa., 2010
    "A Low-Noise Terahertz SIS Mixer Incorporating a Waveguide Directional Coupler for LO Injection" J. Infrared Millimeter, and Terahertz Waves, 31, 1321-1330


  • Uzawa, Y., Kroug, M., Kojima, T., Takeda, M., Candotti, M., Fujii, Y., Kaneko, K., Shan, W., Noguchi, T., Wang, Z., 2009
    "A sensitive ALMA Band 10 SIS receiver engineering model", Supercond. Sci. Technol., vol.22, 114002-1 - 114002-8

  • Kojima,T., Kroug, M., Takeda, M., Uzawa, Y., Shan, W., Fujii, Y., Wang, Z., Ogawa, H., 2009
    "Three Quanta Sensitivity Superconductor-Insulator-Superconductor Mixer for the 0.78-0.95 THz Band", Appl. Phys. Express, vol.2, 102201-1~102201-3

  • Takeda, M., Shan, W., Kojima, T., Uzawa, Y., Kroug, M., Li, J., Shi, S., and Wang, Z., 2009
    ,IEEE Tran. Appl. Supercond., vol. 19, 436-439

  • Takeda, M., Shan, W., Kojima, T., Saito, S., Kroug, M., Uzawa, Y., and Wang, Z., 2009
    "Low-noise waveguide SIS mixer with NbN/AlN/NbN tunnel junctions tuned by an NbN/MgO/NbTiN microstrip circuit" ,Supercond. Sci. Technol., vol. 22, 75015-1-75015-5

  • Kojima, T., Kroug, M., Takeda, M., Shan, W., Fujii, Y., Uzawa, Y., Wang, Z., and Shi, S., 2009
    "Performance of Terahertz Waveguide SIS Mixers Employing Epitaxial NbN Films and Nb Junctions", IEEE Tran. Appl. Supercond., vol. 19, 405-408

  • Kroug, M., Endo, A., Tamura, T., Noguchi, T., Kojima, T., Uzawa, Y., Takeda, M., Wang, Z., and Shan, W., 2009
    "SIS Mixer Fabrication for ALMA Band10", IEEE Tran. Appl. Supercond., vol. 19, 171 -173

  • M. Sugimoto, G. Kosugi, S. Iguchi, H. Iwashita, M. Saito, J. Inatani, T. Takahashi, M. Tasaki, K. Nakanishi, J.P. McMullin, J.P. Puga, B. Hoff, J. Norambuena, T. Kamazaki, B. Vila-Vilaro, B. Ikenoue, K.-I. Morita, S. Asayama, M. Yamada, and H. Kiuchi, 2009
    "Beam Pattern Measurements and Observational Evaluations of the ALMA/ACA 12-m Antenna" Publ. Astron. Soc. Japan, vol. 61, no. 3, pp.451- 459

  • M. Sugimoto, M. Carter, J. Inatani, Y. Sekimoto, and S. Iguchi, 2009
    "Design of Corrective Beam Waveguide System for the ALMA/ACA 7-m Antenna" Publ. Astron. Soc. Japan, vol. 61, no. 5, pp.1065-1080

  • Suzuki, T., Noguchi, T., Endo, A., Matsuo, H. 2009,"Origin of subgap current in an SIS junction," IEICE Technocal Report Vol.108, No.420, 17-21

  • Iguchi, S.; Morita, K.-I.; Sugimoto, M.; Saito, B. V. Vilaro M.; Hasegawa, T.; Kawabe, R.; Tatematsu, K.; Sakamoto, S.; Kiuchi, H.; Okumura, S. K., et al. 2009
    "The Atacama Compact Array (ACA)," PASJ, 61, 1-12
  • Naruse, M., Ito, T., Sekimoto, Y., Toba , H., Satou, N., Sugimoto, M., Shan, W., Iizuka, Y., Kamba, T., Kamikura, M., Serizawa, Y. 2009
    "Near-Field Beam Pattern Measurement of Qualification Model of ALMA Band 8 (385 - 500GHz) Cartridge Receiver," Experimental Astronomy, 24, 89-107
  • Noguchi, T., Suzuki, T., Endo A., Tamura, T. 2009
    "Contribution of the Imaginary Part of the Superconducting Gap Energy on the SIS Tunneling Current," Physica C, 469 1585-1588

  • Endo, A., Noguchi, T., et al. 2009
    "Atomic nitrogen source for the formation of aluminum nitride tunnel barrier SIS junctions," Physica C 469 1589-1592

  • Endo, A., Noguchi, T., et al. 2009
    "A THz SIS Mixer with a NbTiN-Ground Plane and SIS Microtrilayers Directly Grown on a Quartz Substrate," IEEE Trans. Appl. Supercond., 19, 9. IEEE Trans. Appl. Supercond. 19 400-404


  • Kiuchi. H, 2008
    "Highly stable millimeter-wave signal distribution with an optical round-trip phase stabilizer" IEEE Trans. Microwave Theory and Techniques, Vol.56, No.6, pp.1493-1500, Jun. 2008.

  • Kimura, K., Iwashita, H., Asayama, S. Sugimoto, M., Kikuchi, G., Ogawa, H. 2008
    "Antenna Performance of a Directly Dug Corrugated Feedhorn for the 150-GHz Band,” International Journal of Infrared and Millimeter Waves, 29, 713-723
  • Serizawa, Y., Sekimoto, Y., Kamikura, M., Shan, W. L.,. Ito, T. 2008
    "A 400 - 500 GHz Balanced SIS Mixer with a Waveguide Quadrature Hybrid Coupler,” International Journal of Infrared and Millimeter Waves, 29, 846-861
  • Satou, N., Sekimoto, Y., Iizuka, Y., Ito, T., Shan, W. L., Kamba, T., Kumagai, K., Kamikura, M., Tomimura, Y., Serizawa, Y., Asayama, S., Sugimoto, M. 2008
    "A Submillimeter Cartridge-Type Receiver: ALMA Band 8 (385 - 500 GHz) qualification model,” PASJ, 60, 407-419


  • Tatsumi, D., Takahashi, R., Arai, K., Nakagawa, N., Agatsuma, K., Yamazaki, T., Fukushima, M., Fujimoto, M., Takamori, A., Bertolini, A., Sannibale, V., DeSalvo, R., Marka, S., Ando, M., Tsubono, K., Akutsu, T., Yamamoto, K., Ishitsuka, H., Uchiyama, T., Miyoki, S., Ohashi, M., Kuroda, K., Awaya, N., Kanda, N., Araya, A., Telada, S., Tomaru, T., Haruyama, T., Yamamoto, A., Sato, N., Suzuki, T. 2007
    "Current status of Japanese detectors," Classical and Quantum Gravity, 24, S399-403
  • Kiuchi, H., Kawanishi, T., Yamada, M., Sakamoto, T., Tsuchiya, M., Amagai, J., and Izutsu, M. 2007
    "High extinction ratio Mach-Zehnder modulator applied to a highly stable optical signal generator," IEEE Transaction on Microwave Theory and Techniques, Volume 55, 1964-1972
  • Kiuchi, H., Okumura, S., Amagai, J., Iguchi, S., & Kondo, T. 2007,
    "Directly controlled reference frequency wavefront clock method applied to 100-GHz radio interferometry and fringe simulator," Radio Science, 42, RS3012 (doi: 10.1029/2006RS003506)
  • Endo, A., Noguchi, T., Matsunaga, T., Tamura, T. 2007
    "Development of Nb/Al-AlNx/Nb SIS Tunnel Junctions for Submillimeter-Wave Mixers," IEEE Trans. Appl. Supercond., 17, 367-370
  • Shan, W. -L., Shi, S. -C., Sekimoto, Y., Noguchi, T. 2007
    "Effect of Magnetic Field on Performance of SIS Mixers Measured at 385-500GHz," IEEE Microwave and Wireless Components Letters., 17, 268-270
  • Uzawa. Y., Wang, Z., Takeda, M., Kroug, M. 2007
    "Evaluation of tunneling barriers in superconducting NbN junctions with subharmonic gap structures," IEEE Trans. Appl. Supercond., 17, 214-217
  • Shan, W.-L.., Shi, S.-C., Matsunaga, T., Endo, A., Noguchi, T., Uzawa, Y., Takizawa, M. 2007
    "Design and Development of SIS mixers for ALMA band 10," IEEE Trans. Appl. Supercond., 17, 363-366
  • Takeda, M. Wang, Z., Uzawa, Y. 2007
    "SIS mixers based on NbN techniques for ALMA Band 10," IEEE Trans. Appl. Supercond., 17, 359-362
  • Shitov, S. V., Koryukin, O. V., Uzawa, Y., Noguchi, T., Uvarov. A. V.,?Cohn, I. A., Bukovski, M. A. 2007
    "Design of balanced mixers for ALMA Band-10," IEEE Trans. Appl. Supercond., 17, 347-350


  • Batov, I.?E.., Jin, X. Y., Shitov, S. V., Koval, Y., Muller, P., Ustinov, A. V. 2006,
    "Detection of 0.5 THz radiation from intrinsic Bi2Sr2CaCu2O8 Josephson junctions," Appl. Phys. Lett. 88, , 88, 262504-1
  • Kamikura, M, Tomimura, Y, Sekimoto, Y, Asayama, S, Shan, W. L., Satou, N, Iizuka, Y, Ito, T, Kamba, T, Serizawa, Y, Noguchi, T. 2006,
  • Shan, W., Asayama, S., Kamikura, M., Noguchi, T., Shi, S., Sekimoto, Y. 2006,
    "A 385-500 GHz Low Noise Superconductor-Insulator-Superconductor Mixer for ALMA Band 8," IEICE Transactions on Electronics, E89-C, 170-176
  • Yamada, M., Kiuchi, H., Kawanishi, T., Sakamoto, T., Tsuchiya, M., Amagai, J., & Izutsu, M. 2006,
    "Phase Stability Measurement of an Optical Two-Tone Signal Applied ti a Signal Reference Source for Millimeter and Sub-Millimeter Wave Interferometer," PASJ, 58, 787-791


  • Uzawa, Y., Takeda, M., Kawakami, A., Wang, Z. & Noguchi, T. 2005,
    "Design consideration for a two-distributed-junction tuning circuit,"International Journal of Infrared and Millimeter Waves, 189-195
  • M. Kamikura, Y. Tomimura, Y. Sekimoto, S. Asayama, W. L. Shan, N. Satou, Y. Iizuka,?T. Ito, T. Kamba, Y. Serizawa, & T. Noguchi. 2005,"A 385 - 500 GHz SIDEBAND-SEPARATING (2SB) SIS MIXER BASED ON A WAVEGUIDE SPLIT-BLOCK COUPLER,"International J. Infrared and Millimeter Wave
  • Shan, W. L., Noguchi, T, Shi, S. C, Sekimoto, Y. 2005
    "Design and Development of SIS Mixers for ALMA Band 8,"IEEE AS, 15, 503
  • Iguchi, S. 2005,
    "Radio interferometer sensitivities for three types of receiving systems: DSB, SSB, and 2SB systems,"PASJ, 57, 643-677
  • Kiuchi, H. 2005,
    "Parallel bit stream correlation system for very long baseline interferometry,"Radio Science, Vol. 40, RS5013, doi:10.1029/2005RS003282
  • Shan, W., Noguchi, T., Shi, S-C, & Sekimoto, Y. 2005,
    "Design and Development of SIS Mixers for ALMA Band 8,"IEEE Trans. Applied Superconductivity, 15_2, 503-506


  • S. Asayama, H. Ogawa, T. Noguchi, K. Suzuki, H. Andoh, A. Mizuno. 2004,
    "An Integrated Sideband-Separating SIS Mixer Based on Waveguide Split Block for 100 GHz Band with 4.0 - 8.0 GHz IF," IJIRMW, 25, 107-117
  • Musha, M., Ueda, A., Horikoshi, M., Nakagawa, K., Ishiguro,M., Ueda, K. & Ito,H. 2004,
    "A highly stable mm-wave synthesizer realized by mixing two lasers locked to an optical frequency comb generator," Opt. Comm, 240, 201-208
  • Sugimoto, M., Sekimoto, Y., Tatematsu, K., Kamba, T., Toba, H.,Yokogawa, S., Okuda, T., Kohno, K., Noguchi, T. Yamaguchi, N., Kandori, R. & Muraoka, K. 2004,
    "RCartridge-type 800 GHz receiver for the Atacama Submillimeter Telescope Experiment (ASTE)," Publ. Astron. Soc.Japan, 56, 1115-1126






  • Asaki, Y., Saito, M., Kawabe, R., Morita, K.-I., & Sasao, T. 1996,
    "Phase compensation experiments with the paired antennas method," Radio Science, 31, 1615;

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