K. Tabata, A. Manabe, K. Komurasaki, T. Kariya, R. Minami, T. Imai, Y. Oda, M. Fukunari, Y. Yamaguchi, Y. Tatematsu, K. Hayashi, R. Ikeda, K. Kajiwara, K. Takahashi, and K. Sakamoto, "High-Power Microwave Oscillation of a 94 GHz Gyrotron for Air-Breakdown Plasma Observations in Microwave Rocket," IRMMW-THz 2021, August 2021, Online.

Kuniyoshi Tabata, Hanco Britz, Kimiya Komurasaki, Rei Kawashima, and Hiroyuiki Koizumi, "2D Full-Cycle Simulation of Air-Breathing Microwave Rocket," Space Propulsion 2020, March 2021, Estoril, Portugal (online).

Ayuto Manabe, Johannes Jacobus Britz, Takashi Takeuchi, Kuniyoshi Tabata, Tomohei Taniguchi, Toshiyuki Tamagawa, Kimiya Komurasaki, Rei Kawashima, Hiroyuki Koizumi, ”2D Full Engine Cycle Simulation for Microwave Rocket,” Asian Joint Conference on Propulsion and Power (AJCPP) 2021, 4E4, Online, Mar.4-5, 2021.

Tomohei Taniguchi, Kuniyoshi Tabata, Kimiya Komurasaki, Tsuyoshi Kariya, Ryutaro Minami, Tsuyoshi Imai, Yasuhisa Oda, Masafumi Fukunari, Keishi Sakamoto, ”Development of a High-Power Millimeter-Wave Oscillator Gyrotron Intended for Microwave Rocket Research”, Asian Joint Conference on Propulsion and Power (AJCPP) 2021, 5E1, Online, Mar.4-5, 2021.

Kuniyoshi Tabata, Tsuyoshi Kariya, Yasuhisa Oda, Ryu Minami, Masafumi Fukunari, Ryosuke Ikeda, Kazuo Hayashi, Tomohei Taniguchi, Yuki Harada, Takashi Takeuchi, Tsuyoshi Imai, Kenishi Sakamoto, Kimiya Komurasaki, Yoshinori Tatematsu, Yuusuke Yamaguchi, Ken Kajiwara, and Kojis Takahashi, "Development of a High Power Gyrotron Prototype for GW-Class Microwave Beam Source Study," IRMMW-THz 2020, November 2020, Online.

Keisuke Kanda, Kohei Matsui, Theo Rousell, Kimiya Komurasaki, Hiroshi Katsurayama, Hiroyuki Shiraishi, "Comparison of Measured and Computed Plasma Densities at Laser Supported Detonation Waves," The 26th Annual Meeting of IAPS, Naha, Japan, Mar. 2019

Yusuke Nakamura, Kimiya Komurasaki, Kuniyoshi Tabata, Hiroyuki Koizumi, "Role of Photon-Carrying Excited-Neutral-Particles on Ionization Front Propagating in Millimeter-Wave with Under-Critical Intensity," The 26th Annual Meeting of IAPS, Naha, Japan, Mar. 2019

Kuniyoshi Tabata, Masafumi Fukunari(Fukui University), Yasuhisa Oda(QST), Tsuyoshi Kariya, Ryutaro Minami(University of Tsukuba), Keishi Sakamoto(QST), Tsuyoshi Imai(University of Tsukuba), Kimiya Komurasaki(University of Tokyo), "Development of a 600 kW Gyrotron for Microwave Rocket Researches," IW-FIRT2019, Fukui, Japan, Mar. 2019(Financial Support for Students and Young Researchers)

Yusuke Nakamura, Kimiya Komurasaki, Hiroyuki Koizumi, "Modeling of Milliemter-Wave Discharge at Under-Critical Intensity Considering Excitation on Ionization Front," 28th Asia-Pacific Conference on Plasma Physics, Kanazawa, Japan, Nov. 2018

Yasuhisa Oda(QST), Masayuki Takahashi(Tohoku University), Kuniyoshi Tabata(University of Tokyo), Naofumi Ohnishi(Tohoku University), Kimiya Komurasaki(University of Tokyo), Keishi Sakamoto(QST) "Frequency dependence of atmospheric millimeter wave breakdown plasma," IRMMW-THz 2018, Nagoya, Japan, Sep. 2018

Kuniyoshi Tabata, Yusuke Nakamura, Kimiya Komurasaki, Tsuyoshi Kariya, Ryutaro Minami, "Millimeter-Wave Discharge below Critical Intensity Using a 28 GHz Gyrotron", IRMMW-THz 2018, Nagoya, Japan, Sep. 2018

Yusuke Nakamura, Kimiya Komurasaki, Hiroyuki Koizumi, "Modeling of Under-Critical Millimeter-Wave Discharge Induced by High Excitation Temperature", IRMMW-THz 2018, Nagoya, Japan, Sep. 2018

Yusuke Nakamura, Kimiya Komurasaki, Hiroyuki Koizumi, "Mechanism of Comb-Shape Structure Plasma Filament Formation in Atmopsheric Millimeter-Wave Discharge", International High Power Laser Ablation Symposium, Next Generation Beamed Energy Propulsion, Santa Fe, America, Mar. 2018

Kimiya Komurasaki, Yusuke Nakamura, "Microwave Rocket Development Status at the University of Tokyo", International High Power Laser Ablation Symposium, Next Generation Beamed Energy Propulsion, Santa Fe, America, Mar. 2018

Kuniyoshi Tabata, Nguyen Florian, Yuki Harada, Yusuke Nakamura, Kimiya Komurasaki, Rei Kawashima, Hiroyuki Koizumi, "Key Technologies for Microwave Rocket", AJCPP2018, Xiamen, China, Mar. 2018

Florian Nguyen, Yuki Harada, Alseny Diallo, Kimiya Komurasaki, Hiroyuki Koizumi, Rei Kawashima, " Numerical Modeling of a Reed Valve System for the Estimation of Air Refreshing Performance in a Pulse Detonation Beamed Microwave Rocket", 31st International Symposium on Space Technology and Science, Matsuyama, Japan, Jun 2017

Yusuke Nakamura, Masafumi Fukunari, Toshikazu Yamaguchi, Kimiya Komurasaki, Hiroyuki Koizumi," Numerical Analysis of Comb Shaped Plasma Front Propagation in Millimeter- Wave Discharge under Atmospheric Pressure," the 47th AIAA Plasmadynamics and Lasers Conference, AIAA Aviation and Aeronautics Forum and Exposition June 2016(accepted)

Masafumi Fukunari, Kimiya Komurasaki, Yusuke Nakamura, Hiroyuki Koizumi,"Development of a Reed Valve Air-breathing System and a Microwave Concentrator for Microwave Rocket," 2016 High Power Laser Ablation & Directed Energy Symposium, Santa Fe, New Mexico, April 2016

Masafumi Fukunari, Kaoru Kakinuma, Kimiya Komurasaki, Toshikazu Yamaguchi, Yusuke Nakamura, Hiroyuki Koizumi, Kevin Parkin,"Use of Microwave Rocket for the First Stage of a Launch Vehicle," 2016 High Power Laser Ablation & Directed Energy Symposium, Santa Fe, New Mexico, April 2016 (Invited)

Masafumi Fukunari, Kimiya Komurasaki, Yusuke Nakamura, Hiroyuki Koizumi,"Design and Sizing of Microwave Rocket Proposed for First Stage Rocket of Conventional Chemical Rocket," 8th Asian Joint Conference on Propulsion and Power, Kagawa Japan,March 2016

Masafumi Fukunari, Nat Wongsuryrat, Toshikazu Yamaguchi, Yusuke Nakamura, Kaoru Kakinuma, Hiroyuki Koizumi, Kimiya Komurasaki,"Development of a tapered-tube millimeter-wave receiver for distant wireless power transfer in Microwave Rocket system,"Joint Conference 30th ISTS, 34th IEPC & 6th NSAT, Kobe-Hyogo, Japan, July,2015

Kaoru Kakinuma , Masafumi Fukunari , Toshikazu Yamaguchi , Yusuke Nakamura , Hiroyuki Koizumi, Kimiya Komurasaki,Kevin Parkin,"Two-Stage-to-Orbit Transporting System Combining Microwave Rocket and Microwave Thermal Rocket for Small Satellite Launch,"Joint Conference 30th ISTS, 34th IEPC & 6th NSAT, Kobe-Hyogo, Japan, July,2015

Masafumi Fukunari, Nat Wongsuryrat, Toshikazu Yamaguchi, Kimiya Komurasaki, Yasuhisa Oda, Ryosuke Ikeda, Ken Kajiwara, Koji Takahashi, and Keishi Sakamoto,"Demonstration of Sub-Megawatt Power Transmission to Microwave Rocket,"IRMMW-THz 2014,Tucson, AZ, USA, Sept., 2014

Masafumi Fukunari, Nat Wongsuryrat, Toshikazu Yamaguchi, Kimiya Komurasaki, and Hiroyuiki Koizumi,"Design of an Oversize Tapered-tube Beam Concentrator for Microwave Rocket," IRMMW-THz 2014,Tucson, AZ, USA, Sept., 2014

Masafumi Fukunari, Toshikazu Yamaguchi, Kenta Asai, Satoshi Kurita, Nat Wongsuryrat, Kimiya Komurasaki, Yasuhisa Oda, Ryosuke Ikeda, Ken Kajiwara, Koji Takahashi, and Keishi Sakamoto,"Microwave Rocket with Quasi-Optical Microwave Power Transmission System and Flight Demonstration," International High Power Laser Ablation and Beamed Energy Propulsion, Santa Fe NM US, April 2014

Kimiya Komurasaki, Masafumi Fukunari, Anthony Arnault, Toshikazu Yamaguchi,"Replacement of Chemical Rocket Launchers by BEP", International High Power Laser Ablation and Beamed Energy Propulsion, Santa Fe NM US, April 2014

Masafumi Fukunari, Toshikazu Yamaguchi, Kenta Asai, Satoshi Kurita, Nat Wongsuryrat, Kimiya Komurasaki, Yasuhisa Oda, Ryosuke Ikeda, Ken Kajiwara, Koji Takahashi, Keishi Sakamoto, “Launch Experiment and Thrust Measurement of a Kg-order Microwave Rocket,”Asian Joint Conference on Propulsion and Power, Jeju Island, Korea, March, 2014

Masafumi Fukunari, Toshikazu Yamaguchi, Shohei Saitoh, Kenta Asai, Satoshi Kurita, Kimiya Komurasaki, Yasuhisa Oda, Ken Kajiwara, Koji Takahashi, Keishi Sakamoto, “Thrust Performance and Plasma Generation of Microwave Rocket with Microwave Beam Space Transmission System," IEEE Pulsed Power & Plasma Science Conference, San Francisco, California, USA June,2013

Masafumi Fukunari, Anthony Arnault, Toshikazu Yamaguchi, Kimiya Komurasaki, Hiroyuki Koizumi and Yoshihiro Arakawa, Ikkoh Funaki, Hiroshi Katsurayama,"Preliminary Trajectory Analysis of Microwave Rocket with Reed Valve Air-breathing System," 48th AIAA Joint Propulsion Conference, Atlanta Georgia, AIAA 2012-3839,July 2012

Masafumi Fukunari, Shohei Saitoh, Toshikazu Yamaguchi, Kimiya Komurasaki, Reiji Komatsu, Yasuhisa Oda, Ken Kajiwara, Koji Takahashi, Keishi Sakamoto, "Thrust Augmentation Using High Power Beam and Reed Valve Air-breathing System," 48th AIAA Joint Propulsion Conference, Atlanta Georgia, AIAA 2012-3839,July 2012

Masafumi Fukunari, Reiji Komatsu, Anthony Arnault, Toshikazu Yamaguchi, Kimiya Komurasaki, and Yoshihiro Arakawa, “Air-breathing Performance of Microwave Rocket with Reed Valve System”, The 8th International Symposium on Applied Plasma Science, Sep.,2011

Masafumi FUKUNARI, Hiroshi KATSURAYAMA, Toshikazu YAMAGUTCHI,　Kimiya KOMURASAKI, Yoshihiro ARAKAWA, “Analytical Study on Flight　Performance of Microwave Rocket”、 the 28th International　Symposium on Soace Technology and Science , June, 2011,2011-q-11

Masafumi FUKUNARI, Reiji KOMATSU, Toshikazu YAMAGUCHI, Kimiya　KOMURASAKI, Yoshihiro ARAKAWA, Hiroshi KATSURAYAMA “Engine Cycle　Analysis of Air Breathing Microwave Rocket with Reed Valves,” 7th International Symposium on Beamed Energy　Propulsion, Apr.2011

Yamaguchi Toshikazu, Komatsu Reiji, Fukunari Masafumi, Komurasaki Kimiya, Oda Yasuhisa, Kajiwara Ken, Takahashi Koji, Sakamoto Keishi, "Millimeter-wave Driven Shock Wave for a Pulsed Detonation Microwave Rocket,"7th International Symposium on Beamed Energy　Propulsion, Apr.2011

Yasuhisa Oda, Kimiya Komurasaki, Koji Takahashi, Atsushi Kasugai, and Keishi Sakamoto: "Shock Wave Generation by Millimeter-wave Plasma using a High Power Gyrotron", The Joint 31th International Conference on Infrared and Millimeter Waves and 14th International Conference on Terahertz Electronics, 2006 Sep., Shanghai, China

Yasuhisa Oda, Teppei Shibata, Kimiya Komurasaki, Koji Takahashi, Atsushi Kasugai, and Keishi Sakamoto: "Observation of a Shock wave and an Ionization Front Propagation in a Microwave Beaming Thruster", VIth International Workshop on Microwave Discharges, Fundamentals and Applications, 2006 Sep., Zveningorodo, Russia

Yasuhisa Oda, Kimiya Komurasaki, Koji Takahashi, Atsushi Kasugai, and Keishi Sakamoto: "A Plasma and Shockwave Observation with Pulse Repetition in a Microwave Boosted Thruster", AIAA Paper 2006-4631, 42nd AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, 2006 Jul., Sacramento, CA, USA

Yasuhisa Oda, Kimiya Komurasaki, Koji Takahashi, Atsushi Kasugai, and Keishi Sakamoto: "A Multi Pulse Experiment of a Microwave-beaming Thruster ", Proceedings of 25th International Symposium on Space Technology and Science, 2006 Jun., Kanazawa, Japan

Yasuhisa Oda, Koichi Kawamura, Kimiya Komurasaki, Koji Takahashi, Atsushi Kasugai, and Keishi Sakamoto: "An Experimental Study on a Thrust Generation Model for Microwave Beamed Energy Propulsion", AIAA Paper 2006-0765, 44th AIAA Aerospace Sciences Meeting and Exhibition, 2006 Jan., Reno, NV, USA

Yasuhisa Oda, Masato Ushio, Kimiya Komurasaki, Koji Takahashi, Atsushi Kasugai, and Keishi Sakamoto: "Pressure History Measurement in a Microwave Beaming Thruster", Fourth International Symposium of Beaming Energy and Propulsion, 2005 Nov., Nara, Japan

Yasuhisa Oda, Kimiya Komurasaki, Koji Takahashi, Atsushi Kasugai, and Keishi Sakamoto: "Experimental Study on Microwave Beaming Propulsion Using a 1MW-Class Gyrotron", 56th International Astronautical Congress 2005, 2005 Oct., Fukuoka, Japan

Yasuhisa Oda, Kimiya Komurasaki, Koji Takahashi, Atsushi Kasugai, and Keishi Sakamoto: "Application of High Power Millimeter-wave to Space Propulsion", The Joint 30th International Conference on Infrared and Millimeter Waves and 13th International Conference on Terahertz Electronics, 2005 Sep., Williamsburg, VA, USA

Yasuhisa Oda, Tatsuo Nakagawa, Kimiya Komurasaki, Koji Takahashi, Atsushi Kasugai, Keishi Sakamoto, and Tsuyoshi Imai: “Plasma expansion and shock wave propagation in a microwave-beaming thruster”, Proceedings of 24th International Symposium on Space Technology and Science, pp228-233, 2004 Jun., Miyazaki, Japan

Yasuhisa Oda, Masato Ushio, Kimiya Komurasaki, Koji Takahashi, Atsushi Kasugai, and Keishi Sakamoto: “A Multi Pulse Flight Experiment of a Microwave Beaming Thruster”, Third International Symposium of Beaming Energy and Propulsion, 2004 Oct., Troy, NY, USA

Yasuhisa Oda, Tatsuo Nakagawa, Kimiya Komurasaki, Koji Takahashi, Atsushi Kasugai, Keishi Sakamoto, and Tsuyoshi Imai: “An observation of plasma inside of microwave boosted thruster”, Beamed Energy Propulsion: Proceedings of Second International Symposium of Beaming Energy and Propulsion, Kimiya Komurasaki ed., pp399-406, 2003 Oct., Sendai, Japan