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学術論文

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  • 2024年
    • S. Suzuki and M. Asada, "Fundamentals and recent advances of terahertz resonant tunneling diodes," Appl. Phys. Express, vol. 17, no. 7, 070101, Jul. 2024.
    • S. Endo and S. Suzuki, "Terahertz resonant-tunneling-diode oscillator with two offset-fed slot-ring antennas," Appl. Phys. Express, vol. 17, no. 4, 044001, Apr. 2024.
    • H. Tanaka, H. Fujikata, F. Han, and S. Suzuki, “Investigation of heat-dissipation structures in resonant tunneling diodes and their characteristics on terahertz oscillators,” Jpn. J. Appl. Phys., vol. 63, 011004, Jan. 2024.
  • 2023年
    • M. S. Li, T. V. Mai, C. Fumeaux, S. Suzuki, W. Withayachumnankul, "Terahertz Resonant-Tunneling Diode With Series-Fed Patch Array Antenna" IEEE Trans. Terahertz Sci. Technol., vol. 13, no. 2, pp. 178-187, Jan. 2023.
    • T. V. Mai, M. Asada, T. Namba, Y. Suzuki, S. Suzuki, "Coherent Power Combination in a Resonant-Tunneling-Diode Arrayed Oscillator with Simplified Structure" IEEE Trans. Terahertz Sci. Technol., vol. 13, no. 4, pp. 405-414, Apr. 2023.
    • F. Han, T. Shimura, H. Tanaka, S. Suzuki, "Two coupled resonant-tunneling-diode oscillators with an air-bridged transmission line for high-power coherent terahertz radiation" Appl. Phys. Express, vol. 16, no. 6, pp. 064003, Jun. 2023.
  • 2022年
    • M. Bezhko, S. Suzuki, S. Iino, and M. Asada, "Fabrication of sub-micrometer 3D structures for terahertz oscillators by electron beam gray-tone lithography" J. Vacuum Sci. Technol. B, vol. 40, no. 2, pp. 023206, Mar. 2022.
    • M. V. Ta, Y. Suzuki, X. Yu, S. Suzuki, and M. Asada, "Structure dependence of oscillation characteristics of structure-simplified resonant-tunneling-diode terahertz oscillator" Appl. Phys. Express, vol. 15, no. 4, pp. 042003, Mar. 2022.
    • A. Dobroiu, Kotaro Asama, S. Suzuki, M. Asada, H. Ito, "Terahertz-wave three-dimensional imaging using a resonant-tunneling-diode oscillator" J. Infrared, Millimeter, Terahertz Waves, vol. 43, no. , pp. 464-478, Jun. 2022.
    • Y. Suzuki, T. V. Mai, X. Yu, S. Suzuki, M. Asada, "Phase Control of Terahertz Waves Using Injection-Locked Resonant Tunneling Diode Oscillator" IEEE Trans. Terahertz Sci. Technol., vol. 12, no. 5, pp. 481-488, Apr. 2022.
    • F. Meng, F. Han, U. Kentsch, A. Pashkin, C. Fowley, L. Rebohle, M. D Thomson, S. Suzuki, M. Asada, H. G Roskos, "Coherent coupling of metamaterial resonators with dipole transitions of boron acceptors in Si" Optics Letters, vol. 47, no. 19, pp. 4969-4972, Oct. 2022.
  • 2021年
    • H. Konno, A. Dobroiu, S. Suzuki, M. Asada, H. Ito, "Discrete Fourier Transform Radar in the Terahertz-Wave Range Based on a Resonant-Tunneling-Diode Oscillator" Sensors, vol. 21, no. 13, pp. 4367, Jul. 2021.
    • Y. Tokizane, H. Ejiri, T. Minamikawa, S. Suzuki, M. Asada, and T. Yasui, "Hybrid optical imaging with near-infrared, mid-infrared, and terahertz wavelengths for nondestructive inspection" Appl. Opt., vol. 60, no. 10, pp. B100-B105, Mar. 2021.
    • X. Yu, Y. Suzuki, T. V. Mai, S. Suzuki, and M. Asada, "Highly Efficient Resonant Tunneling Diode Terahertz Oscillator with a Split Ring Resonator" IEEE Electron Device Lett., vol. 42, no. 7, pp. 982-985, Jul. 2021.
    • M. Bezhko, S. Suzuki, and M. Asada, "Analysis of output power characteristics for resonant-tunneling diode terahertz oscillator with cylindrical cavity resonator" Jpn. J. Appl. Phys., vol. 60, no. 12, pp. 121002, Dec. 2021.
    • F. Han, K. Kobayashi, S. Suzuki, H. Tanaka, H. Fujikata, and M. Asada, "Impedance matching in high-power resonant-tunneling-diode terahertz oscillators integrated with rectangular-cavity resonator," IEICE Trans. Electron., vol. E104-C, no. 8, pp. 398-402, 2021.
    • M. Asada and S. Suzuki, "Terahertz Emitter Using Resonant-Tunneling Diode and Applications" Sensors, vol. 21, no. 4, pp. 1384-1-1384-19, Feb. 2021.
  • 2020年
    • K. Kobayashi, S. Suzuki, F. Han, H. Tanaka, H. Fujikata, and M. Asada, "Analysis of a high-power resonant-tunneling-diode terahertz oscillator integrated with a rectangular cavity resonator" Jpn. J. Appl. Phys., vol. 58, no. 5, pp. 050907-1-050907-5, May 2020.
    • A. Dobroiu, R. Wakasugi, Y. Shirakawa, S. Suzuki, and M. Asada, "Amplitude-modulated continuous-wave radar in the terahertz range using lock-in phase measurement" Meas. Sci. Technol., vol. 31, no. , pp. 105001-1-105001-9, May 2020.
    • Yuma Takida, Safumi Suzuki, Masahiro Asada, and Hiroaki Minamide, "Sensitive terahertz-wave detector responses originated by negative differential conductance of resonant-tunneling-diode oscillator" Appl. Phys. Lett., vol. 117, no. 2, pp. 021107-1-021107-5, Jul. 2020.
    • T. Van Mai, Y. Suzuki, X. Yu, S. Suzuki, and M. Asada, "Structure-Simplified Resonant-Tunneling-Diode Terahertz Oscillator Without Metal-Insulator-Metal Capacitors" J. Infrared Milli. Terahz. Waves, vol. 41, no. 12, pp. 1498-1507, Dec. 2020.
  • 2019年
    • K. Kasagi, S. Suzuki, and M. Asada, "Large-scale array of resonant-tunneling-diode terahertz oscillators for high output power at 1 THz" J. Appl. Phys., vol. 125, no. 15, pp. 151601, Apr. 2019.
    • R. Izumi, T. Sato, S. Suzuki, and M. Asada, "Resonant-tunneling-diode terahertz oscillator with a cylindrical cavity for high-frequency oscillation" AIP Advances, vol. 9, no. 8, pp. 85020, Aug. 2019.
    • K. Arzi, S. Suzuki, A. Rennings, D. Erni, N. Weimann, M. Asada, and W. Prost, "Sub-harmonic injection locking for phase and frequency control of RTD-based THz oscillator" IEEE Trans. Terahertz Sci. Tech., vol. 10, no. 2, pp. 221-224, Jan. 2020.
    • M. Bezhko, S. Suzuki, and M. Asada, "Frequency increase in resonant-tunneling diode cavity-type terahertz oscillator by simulation-based structure optimization" Jpn. J. Appl. Phys., vol. 59, no. 3, pp. 32004, Mar. 2020.
  • 2018年
    • D. Horikawa, Y. Chen, T. Koike, S. Suzuki, and M. Asada, "Resonant-tunneling-diode terahertz oscillator integrated with a radial line slot antenna for circularly polarized wave radiation" Semiconductor Science and Technology, vol. 33, no. 11, pp. 114005, Oct. 2018.
    • A. Dobroiu, R. Wakasugi, Y. Shirakawa, S. Suzuki, and M. Asada, "Absolute and Precise Terahertz-Wave Radar Based on an Amplitude-Modulated Resonant-Tunneling-Diode Oscillator" Photonics, vol. 5, no. 4, pp. 52, Nov. 2018.
    • K. Ogino, S. Suzuki, and M. Asada, "Phase locking and frequency tuning of resonant-tunneling-diode terahertz oscillators" IEICE Transactions on Electronics, vol. E101–C, no. 3, pp. 183-185, Mar. 2018.
    • H. Matsumoto, S. Suzuki, M. Asada, and Y. Monnai, "Waveguide coupler for resonant-tunnelling diode oscillator at 420 GHz" Electronics Lett., vol. 55, no. 3, pp. 140-142, Dec. 2018.
    • S. Suzuki and S. Shibuya, "Low-noise high-electron-mobility-transistor terahertz detector integrated with bow-tie antenna" Int. J. Terahertz Sci. Tech., vol. 11, no. 2, pp. 57-64, Jun. 2018.
  • 2017年
    • N. Oshima, K. Hashimoto, S. Suzuki, and M. Asada, "Terahertz Wireless Data Transmission With Frequency and Polarization Division Multiplexing Using Resonant-Tunneling-Diode Oscillators" IEEE Tran. Terahertz Sci. Technol., vol. 7, no. 5, pp. 593-598, Sep. 2017.
    • M. Asada, S. Suzuki, and T. Fukuma, "Measurements of temperature characteristics and estimation of terahertz negative differential conductance in resonant-tunneling-diode oscillators" AIP Advances, vol. 7, no. 11, pp. 115226, Nov. 2017.
    • K. Ogino, S. Suzuki, and M. Asada, "Spectral Narrowing of a Varactor-Integrated Resonant-Tunneling-Diode Terahertz Oscillator by Phase-Locked Loop" J. Infrared, Milli, Terahertz Waves, vol. 38, no. 12, pp. 1477-1486, Dec. 2017.
    • Y. Takida, K. Nawata, S. Suzuki, M. Asada, and H. Minamide, "Terahertz-wave differential detection based on simultaneous dual-wavelength up-conversion" AIP Advances, vol. 7, no. , pp. 035020, Mar. 2017.
    • S. Kitagawa, K. Ogino, S. Suzuki, and M. Asada, "Wide frequency tuning in resonant-tunneling-diode terahertz oscillator using forward-biased varactor diode" Jpn. J. Appl. Phys., vol. 56, no. , pp. 040301, Mar. 2017.
    • Y. Takida, K. Nawata, S. Suzuki, M. Asada, and H. Minamide, "Nonlinear optical detection of terahertz-wave radiation from resonant tunneling diodes" Opt. Express, vol. 25, no. 5, pp. 5389-5395, Mar. 2017.
    • K. Murano, I. Watanabe, A. Kasamatsu, S. Suzuki, M. Asada, W. Withayachumnankul, T. Tanaka, and Y. Monnai, "Low-Profile Terahertz Radar Based on Broadband Leaky-Wave Beam Steering" IEEE Trans. THz Sci. Technol., vol. 7, no. 1, pp. 60-69, Jan. 2017.
    • S. Kitagawa, M. Mizuno, S. Saito, K. Ogino, S. Suzuki, and M. Asada, "Frequency-tunable resonant-tunneling-diode terahertz oscillators applied to absorbance measurement" Jpn. J. Appl. Phys., vol. 56, no. , pp. 058002, Mar. 2017.
  • 2016年
    • S. Kitagawa, S. Suzuki, and M. Asada, “Wide frequency-tunable resonant tunneling terahertz oscillators using varactor diodes,” Electron. Lett. vol. 52, no. 6, pp.479-481, 2016.
    • T. Maekawa, H. Kanaya, S. Suzuki, and M. Asada, “Oscillation up to 1.92 THz in resonant tunneling diode by reduced conduction loss,” Appl. Phys. Express, vol. 9, 024101, 2016.
    • S. Suzuki, T. Nukariya, Y. Ueda, T. Otsuka, and M. Asada, “High Current Responsivity and Wide Modulation Bandwidth Terahertz Detector Using High-Electron-Mobility Transistor for Wireless Communication”, J Infrared Millimeter and Terahz Waves , vol. 37, pp. 658-667, 2016.
  • 2015年
    • M. Asada and S. Suzuki, “Theoretical analysis of external feedback effect on oscillation characteristics of resonant-tunneling-diode terahertz oscillators”, Jpn. J. Appl. Phys. vol. 54, 070309(1-3), 2015
    • H. Kanaya, T. Maekawa, S. Suzuki, and M. Asada, “Structure dependence of oscillation characteristics of resonant-tunneling-diode terahertz oscillators associated with intrinsic and extrinsic delay times”, Jpn. J. Appl. Phys. vol. 54, 094103(1-8), 2015.
    • K. Okada, K. Kasagi, N. Oshima, S. Suzuki, and M. Asada, “Resonant-Tunneling-Diode Terahertz Oscillator Using Patch Antenna Integrated on Slot Resonator for Power Radiation”, IEEE Trans. THz Sci. Technol. vol. 5, no. 4, July, pp.613-618, 2015.
    • Y. Ikeda, S. Kitagawa, K. Okada, S. Suzuki, and M. Asada, “Direct intensity modulation of resonant-tunneling-diode terahertz oscillator up to ~30 GHz,” IEICE Electron. Express, vol.12, No.3, 20141161(1-10), Feb. 2015.
    • K. Kasagi, N. Oshima, S. Suzuki, and M. Asada, “Power Combination in 1 THz Resonant-Tunneling-Diode Oscillators Integrated with Patch Antennas”, Trans. Electron., IEICE Japan, vol. E98-C, no.12, pp.1131-1133, 2015.　
    • M. Asada and S. Suzuki, “Resonant Tunneling Diodes for THz Sources,” Chapter 7 of “Handbook of Terahertz Technologies: Devices and Applications,” Edited by H.-J. Song and T. Nagatsuma, Pan Stanford Publishing, 2015.
    • 浅田雅洋、鈴木左文, “共鳴トンネルダイオードによる室温小型テラヘルツ光源” (Invited), OPTRONICS, no.9, pp. 70-73, 2015.