Conference Papers (-Jan. 2011)

Laser Propulsion

Laser Supported Detonation in Argon Atmosphere
Kohei Shimamura, Bin Wang, Kimiya Komurasaki, Yoshihiro Arakawa University of Tokyo
AIAA-2011-1139
49th AIAA Aerospace Sciences Meeting including the New Horizons Forum and Aerospace Exposition, Orlando, Florida, Jan. 4-7, 2011

Preliminary Experiments of a Double-Beam Technique for Laser-Ablative-Impulse Enhancement
Koichi MORI, Akihiro Sasoh, Nagoya University, Kimiya Komurasaki, Yoshihiro Arakawa, The University of Tokyo
AIAA-2009-252
47th AIAA Aerospace Sciences Meeting, Orlando, Florida, Jan. 5-8, 2009

Modeling of Laser Supported Detonation Wave Structure Based on Measured Plasma Properties
Keigo Hatai, Akihiro Fukui, Kimiya Komurasaki, Yoshihiro Arakawa, The University of Tokyo, Tokyo
AIAA-2008-4092
39th Plasmadynamics and Lasers Conference, Seattle, Washington, June 23-26, 2008

LSD Termination Conditions and Post-Shock Electron Density
A. Fukui, K. Kawamura, K. Komurasaki, H. Koizumi and Y. Arakawa, University of Tokyo, Chiba, Japan
AIAA-2007-1189
45th AIAA Aerospace Sciences Meeting and Exhibit, Reno, Nevada, Jan. 8-11, 2007

Blast Wave Energy Conversion Process in a Line-Focusing Laser Supported Detonation Waves
M. Ushio, K. Kawamura, and K. Komurasaki, University of Tokyo, Kashiwa-shi, Japan; H. Katsurayama and Y. Arakawa, University of Tokyo, Bunkyo-ku, Japan
AIAA-2006-1356
44th AIAA Aerospace Sciences Meeting and Exhibit, Reno, Nevada, Jan. 9-12, 2006

Electron Density Measurement of Laser Supported Detonation Waves
A. Fukuda, Y. Hirooka, K. Mori, K. Komurasaki and Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2004-2565
35th AIAA Plasmadynamics and Lasers Conference, Portland, Oregon, June 28-1, 2004

Analytical Study on Flight Performance of an Air-Breathing RP Laser Launcher
H. Katsurayama, M. Ushio, K. Komurasaki and Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2004-3585
40th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Fort Lauderdale, Florida, July 11-14, 2004

Computational Analysis on Nozzle Performance of a RP Laser Thruster
H. Katsurayama, Y. Hirooka, K. Komurasaki and Y. Arakawa, University of Tokyo, Tokyo, Japan; K. Mori, The University of Tokyo, Tokyo, Japan
AIAA-2004-653
42nd AIAA Aerospace Sciences Meeting and Exhibit, Reno, Nevada, Jan. 5-8, 2004

Nozzle Performance of a RP Laser Thruster
Y. Hirooka, H. Katsurayama, K. Mori, C. Inoue, K. Komurasaki and Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2003-4429
39th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Huntsville, Alabama, July 20-23, 2003

Energy Conversion Efficiency of Laser Produced Plasma in a Supersonic Flow
K. Mori, K. Komurasaki, H. Katsurayama and Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2003-3859
34th AIAA Plasmadynamics and Lasers Conference, Orlando, Florida, June 23-26, 2003

An Experimental Study on the Energy Balance in the Repetitively Pulsed Laser Propulsion
K. Mori, H. Katsurayama, Y. Hirooka, K. Komurasaki and Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2003-496
41st Aerospace Sciences Meeting and Exhibit, Reno, Nevada, Jan. 6-9, 2003

Feasibility Study of a Laser Ramjet Single-Stage-To-Orbit Vehicle
H. Katsurayama, Y. Hirooka, K. Komurasaki and Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2003-497
41st Aerospace Sciences Meeting and Exhibit, Reno, Nevada, Jan. 6-9, 2003

Laser plasma production and expansion in a supersonic flow
K. Mori (Tokyo, Univ., Japan), K. Komurasaki, and Y. Arakawa
AIAA-2002-634
AIAA Aerospace Sciences Meeting and Exhibit, 40th, Reno, NV, Jan. 14-17, 2002

Computational Performance Estimation of Laser Ramjet Vehicle
H. Katsurayama, K. Komurasaki and Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2002-3778
38th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Indianapolis, Indiana, July 7-10, 2002

Fundamental Researches on Laser Powered Propulsion
K. Komurasaki, Y. Arakawa, S. Hosoda, H. Katsurayama and K. Mori, University of Tokyo, Tokyo, Japan
AIAA-2002-2200
33rd Plasmadynamics and Lasers Conference, Maui, Hawaii, May 20-23, 2002

A far-field repetitive pulse laser thruster
Kouichi Mori, Kimiya Komurasaki, Hiroshi Katsurayama, and Yoshihiro Arakawa (Tokyo, Univ., Japan)
AIAA-2001-649
Aerospace Sciences Meeting and Exhibit, 39th, Reno, NV, Jan. 8-11, 2001

Numerical analyses on pressure wave propagation in repetitive pulse laser propulsion
Hiroshi Katsurayama, Kimiya Komurasaki, and Yoshihiro Arakawa (Tokyo, Univ., Japan)
AIAA-2001-3665
AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, 37th, Salt Lake City, UT, July 8-11, 2001

Simulation of a 2-kW class laser thruster
P. Molina-Morales, K. Toyoda, K. Komurasaki, and Y. Arakawa (Tokyo, Univ., Japan)
AIAA-2001-650
Aerospace Sciences Meeting and Exhibit, 39th, Reno, NV, Jan. 8-11, 2001

CFD Analysis of Plasma Flow in a Laser Thruster
P. Molina-Morales, K. Komurasaki, Y. Arakawa, University of Tokyo, Japan.
IEPC-99-018
26th IEPC, Kitakyushu, Japan, Oct. 1999

Plasma Diagnostics of Laser Sustained Plasma in a CW Laser Thruster
S. Hosoda, K. Komurasaki, Y. Arakawa, University of Tokyo, Japan.
IEPC-99-017
26th IEPC, Kitakyushu, Japan, Oct. 1999

An Experimental Research on a CW CO2 Laser Thruster
K. Toyoda, K. Komurasaki, Y. Arakawa, University of Tokyo, Japan.
IEPC-99-012
26th IEPC, Kitakyushu, Japan, Oct. 1999

Microwave Rocket

Concept Study of a Beamed Energy Propulsion Craft as Workhorse of a Future Space Transportation Architecture
Armin Herbertz, Yasuhisa Oda, Kimiya Komurasaki, University of Tokyo
AIAA-2008-4865
44th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Hartford, CT, July 21-23, 2008

Air Breathing Processes in a Repetitively Pulsed Microwave Rocket
Y. Shiraishi, Y. Oda, T. Shibata, and K. Komurasaki, The University of Tokyo, Kashiwa, Japan; K. Takahashi, A. Kasugai, and K. Sakamoto, Japan Atomic Energy Agency, Naka, Japan
AIAA-2008-1085
46th AIAA Aerospace Sciences Meeting and Exhibit, Reno, Nevada, Jan. 7-10, 2008

An Experimental Observation for the Shock Wave Driven by Atmospheric Microwave Plasma in a Microwave Rocket
Y. Oda, T. Shibata and K. Komurasaki, the university of Tokyo, Kashiwa, Chiba, Japan; K. Takahashi, A. Kasugai and K. Sakamoto, Japan Atomic Energy Agency, Naka, Ibaraki, Japan
AIAA-2007-4592
38th AIAA Plasmadynamics and Lasers Conference, Miami, FL, June 25-28, 2007

A Plasma and Shockwave Observation with Pulse Repetition in a Microwave Boosted Thruster
Y. Oda and K. Komurasaki, The university of Tokyo, Kashiwa, Japan; K. Takahashi, A. Kasugai, and K. Sakamoto, Japan Atomic Energy Agency, Naka Fusion Institute, Naka, Japan
AIAA-2006-4631
42nd AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Sacramento, California, July 9-12, 2006

An Experimental Study on a Thrust Generation Model for Microwave Beamed Energy Propulsion
Y. Oda and K. Komurasaki, University of Tokyo, Kashiwa, Japan; K. Takahashi, A. Kasugai, and K. Sakamoto, Japan Atomic Energy Research Institute, Naka, Japan
AIAA-2006-765
44th AIAA Aerospace Sciences Meeting and Exhibit, Reno, Nevada, Jan. 9-12, 2006

A Microwave Beaming Thruster Powered by 1MW Microwave
T. Nakagawa, Y. Mihara, M. Matsui and K. Komurasaki, University of Tokyo, Tokyo, Japan; K. Takahashi and K. Sakamoto, Naka Fusion Research Establishment, Ibaragi, Japan
AIAA-2003-4430
39th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Huntsville, Alabama, July 20-23, 2003

A Fundamental Experiment of Microwave Beaming Propulsion
Y. Mihara, M. Matsui and K. Komurasaki, University of Tokyo, Tokyo, Japan; K. Takahashi, K. Sakamoto and T. Imai, Japan Atomic Energy Research Institute, Naka, Japan
AIAA-2003-498
41st Aerospace Sciences Meeting and Exhibit, Reno, Nevada, Jan. 6-9, 2003

Arc-heaters and Diode-Laser Absorption Spectroscopy

Cavity Enhanced Absorption Spectroscopy of High Enthalpy Plasma Flow under Mechanical Vibration
Satoshi Nomura, Tsuyoshi Kaneko, Kimiya Komurasaki, University of Tokyo, Hiroki Takayanagi, Kazuhisa Fujita, JAXA), Tokyo
AIAA-2011-1095
49th AIAA Aerospace Sciences Meeting including the New Horizons Forum and Aerospace Exposition, Orlando, Florida, Jan. 4-7, 2011

Emission Spectroscopy of High Pressure CO2 Plasma Flows
Makoto Matsui, Shouta Matsumoto Shizuoka University, Suisei Yamagishi, Kensaku Tanaka, Kimiya Komurasaki University of Tokyo, ,Yoshiki Yamagiwa, Shizuoka University, Yoshihiro Arakawa, University of Tokyo
AIAA-2010-4916
27th AIAA Aerodynamic Measurement Technology and Ground Testing Conference, Chicago, Illinois, June 28-1, 2010

Influence of Mechanical Vibration on Cavity Enhanced Absorption Spectroscopy
Hiroki Takayanagi, Satoshi, Nomura University of Tokyo, Kazuhisa Fujita, JAXA, Kimiya Komurasaki, University of Tokyo
AIAA-2010-4912
27th AIAA Aerodynamic Measurement Technology and Ground Testing Conference, Chicago, Illinois, June 28-1, 2010

Kinetic Energy Measurement of a 1kW Arcjet by Pitot Probe and Laser Absorption Spectroscopy
Alseny Diallo,Satoshi Nomura, Makoto Matsui, Kimiya Komurasaki, Yoshihiro Arakawa, The University of Tokyo, G. Herdrich, Stuttgart University, Stuttgart, H. Takayanagi, The University of Tokyo
AIAA-2008-4139
26th AIAA Aerodynamic Measurement Technology and Ground Testing Conference, Seattle, Washington, June 23-26, 2008

Enthalpy Distributions of Laser Driven High Enthalpy Wind Tunnel
Makoto Matsui, Tokyo; Koji Shinmi, Kimiya Komurasaki, Yoshihiro Arakawa, The University of Tokyo
AIAA-2008-4133
26th AIAA Aerodynamic Measurement Technology and Ground Testing Conference, Seattle, Washington, June 23-26, 2008

Laser Diagnostics of Inductively Heated Oxygen, Nitrogen and Air Flows
M. Matsui, K. Komurasaki and Y. Arakawa, The University of Tokyo, Tokyo, Japan; G. Herdrich, Institut fur Raumfahrtsysteme University of Stuttgart, Germany; H. Takayanagi, The University of Tokyo, Tokyo, Japan; M. Auweter-Kurtz, University of Stuttgart, Stuttgart , Germany
AIAA-2007-4408
39th AIAA Thermophysics Conference, Miami, FL, June 25-28, 2007

High Enthalpy Flow Diagnostics by Cavity Enhanced Absorption Spectroscopy
H. Takayanagi, M. Matsui, K. Komurasaki, and Y. Arakawa, The University of Tokyo, Tokyo, Japan
AIAA-2007-3896
39th AIAA Thermophysics Conference, Miami, FL, June 25-28, 2007

Development of High Sensitive Laser Absorption Spectroscopy for Arc-Heater Flow Diagnostics
H. Takayanagi, M. Matsui, K. Komurasaki and Y. Arakawa, University of Tokyo, Kashiwa, Chiba, Japan
AIAA-2006-3447
25th AIAA Aerodynamic Measurement Technology and Ground Testing Conference, San Francisco, California, June 5-8, 2006

Characterization of Zirconium Cathode Arc-Heater Plume by Laser Absorption Spectroscopy
M. Matsui, T. Ikemoto, H. Takayanagi, K. Komurasaki, and Y. Arakawa, University of Tokyo, Kashiwa, Japan
AIAA-2006-3446
25th AIAA Aerodynamic Measurement Technology and Ground Testing Conference, San Francisco, California, June 5-8, 2006

Generation of Atomic Oxygen Flows by an Arc-Heater Using Hollow Cathode
M. Matsui and T. Ikemoto, University of Tokyo, Kashiwa, Japan; H. Takayanagi, University of Tokyo, Tokyo, Japan; K. Komurasaki, University of Tokyo, Kashiwa, Japan; and Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2005-5326
38th AIAA Thermophysics Conference, Toronto, Ontario, June 6-9, 2005

Preliminary Experiments of Cavity Enhanced Absorption Spectroscopy for Plasma Torch Flow Diagnostics
H. Takayanagi, M. Matsui, K. Komurasaki, and Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2006-1354
44th AIAA Aerospace Sciences Meeting and Exhibit, Reno, Nevada, Jan. 9-12, 2006

Laser Absorption Spectroscopy in High Enthalpy Flows
M. Matsui, University of Tokyo, Chiba, Japan; K. Komurasaki, University of Tokyo, Kashiwa, Japan; and Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2005-5325
38th AIAA Thermophysics Conference, Toronto, Ontario, June 6-9, 2005

Effects of Swirl Flow on an Atmospheric Inductively Coupled Plasma
T. Inoue, M. Matsui, H. Takayanagi, K. Komurasaki, and Y. Arakawa, University of Tokyo, Bunkyo-ku, Japan
AIAA-2005-4931
36th AIAA Plasmadynamics and Lasers Conference, Toronto, Ontario, June 6-9, 2005

Inductively Coupled Plasmas Supported by Laser Plasmas for High Enthalpy Flows
T. Inoue, S. Uehara, K. Komurasaki and Y. Arakawa, University of Tokyo, Bunkyo-ku, Japan
AIAA-2005-950
43rd AIAA Aerospace Sciences Meeting and Exhibit, Reno, Nevada, Jan. 10-13, 2005

Sensitivity Enhancement in Laser Absorption Spectroscopy for the Diagnostics of High-Enthalpy Flows
H. Takayanagi, M. Matsui, K. Komurasaki and Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2005-831
43rd AIAA Aerospace Sciences Meeting and Exhibit, Reno, Nevada, Jan. 10-13, 2005

Estimation of Atomic Oxygen Concentration by Semi-Empirical Collisional-Radiative Model in High Enthalpy Flow
M. Matsui, H. Takayanagi, Y. Oda, K. Komurasaki and Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2004-2473
37th AIAA Thermophysics Conference, Portland, Oregon, June 28-1, 2004

Laser Absorption Spectroscopy in Inductive Plasma Generator Flows
M. Matsui and K. Komurasaki, University of Tokyo, Tokyo, Japan; G. Herdrich and M. Auweter-Kurtz, University of Stuttgart, Stuttgart, Germany
AIAA-2004-1222
42nd AIAA Aerospace Sciences Meeting and Exhibit, Reno, Nevada, Jan. 5-8, 2004

Combined Laser Absorption Spectroscopy and Probe Measurements in Inductively Heated High Enthalpy Plasmas
G. Herdrich and M. Auweter-Kurtz, University of Stuttgart, Stuttgart, Germany; M. Matsui and K. Komurasaki, University of Tokyo, Tokyo, Japan
AIAA-2003-3898
36th AIAA Thermophysics Conference, Orlando, Florida, June 23-26, 2003

Arc-heater as an Atomic Oxygen Generator
M. Matsui, S. Ogawa, K. Yamaji, K. Komurasaki and Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2003-3903
36th AIAA Thermophysics Conference, Orlando, Florida, June 23-26, 2003

Translational Temperature Measurement of Arc-Heater Plumes by a Laser Absorption Spectroscopy
M. Matsui, S. Ogawa, K. Komurasaki and Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2003-587
41st Aerospace Sciences Meeting and Exhibit, Reno, Nevada, Jan. 6-9, 2003

Characterization of Arcjet Type Arc-Heater Plumes
M. Matsui, K. Komurasaki and Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2002-2242
33rd Plasmadynamics and Lasers Conference, Maui, Hawaii, May 20-23, 2002

Laser diagnostics of atomic oxygen in arc-heater plumes
M. Matsui (Tokyo, Univ., Japan), K. Komurasaki, and Y. Arakawa
AIAA-2002-793
AIAA Aerospace Sciences Meeting and Exhibit, 40th, Reno, NV, Jan. 14-17, 2002

Absorption measurement of atomic oxygen in arc-heater plumes
Kimiya Komurasaki, Masanori Sugimine, Satoshi Hosoda, and Yoshihiro Arakawa (Tokyo, Univ., Japan)
AIAA-2001-814
Aerospace Sciences Meeting and Exhibit, 39th, Reno, NV, Jan. 8-11, 2001

Probe measurements and laser absorption spectroscopy on the IRS IPG3 plasma plume
M. Auweter-Kurtz, G. Herdrich, T. Laux (Stuttgart, Univ., Germany), and K. Komurasaki (Tokyo, Univ., Japan)
AIAA-2001-2732
AIAA Thermophysics Conference, 35th, Anaheim, CA, June 11-14, 2001

Computerized tomography for reconstruction of the parameters of arcjet plume
F. Y. Zhang, T. Fujiwara (Nagoya Univ., Japan), and K. Komurasaki (Tokyo, Univ., Japan)
AIAA-1999-459
Aerospace Sciences Meeting and Exhibit, 37th, Reno, NV, Jan. 11-14, 1999

Simultaneous Measurements of Plume Temperature and Atomic Number Density with Optical Absorption Tomography
F. Y. Zhang, T. Fujiwara, T. Miyasaka, J. Harada, Nagoya University, Japan, K. Komurasaki, University of Tokyo, Japan.
IEPC-99-040
26th IEPC, Kitakyushu, Japan, Oct. 1999

Plume Diagnostics of an Applied Field Arcjet by Using a Diode-Laser Absorption Technique
K. Komurasaki, T. Iida, D. Kusamoto, F.Y. Zhang, Nagoya University, S. Satori, The Institute of Space and Astronautical Science
IEPC-97-064
25th IEPC, Cleveland, Ohio, Oct. 1997

Diode-laser absorption methods for diagnosis of arcjet plasma
F. Y. Zhang, T. Iida, K. Komurasaki, and T. Fujiwara (Nagoya Univ., Japan)
AIAA-1997-3358
AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, 33rd, Seattle, WA, July 6-9, 1997

Electric Propulsion (Hall Thruster)

Hall Thruster Channel Wall Erosion Rate Measurement Method Using Multilayer Coating Chip
Shinatora Cho, Shigeru Yokota, Kentaro Hara, Daisuke Takahashi, Yoshihiro Arakawa, Kimiya Komurasaki University of Tokyo, Akira Kobayashi, Osaka University
AIAA-2010-6697
46th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Nashville, TN, July 25-28, 2010

Evaluation of Discharge Behavior of the Pulsed Plasma Thruster SIMP-LEX
Tony Schonherr, Kimiya Komurasaki, Rei Kawashima, Yoshihiro Arakawa, University of Tokyo, Georg Herdrich University of Stuttgart
AIAA-2010-6530
46th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Nashville, TN, July 25-28, 2010

Oscillation Reduction of an Anode-Layer-Type Hall Thruster by Azimuthal Propellant Nonuniformity
Yasuhiro Fukushima, Shigeru Yokota, Kimiya Komurasaki, Yoshihiro Arakawa, The University of Tokyo, Tokyo
AIAA-2008-5187
44th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Hartford, CT, July 21-23, 2008

Development of a Dual Pendulum Thrust Stand for Hall Thrusters
N. Nagao, S. Yokota, K. Komurasaki and Y. Arakawa, The University of Tokyo, Tokyo, Japan
AIAA-2007-5298
43rd AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Cincinnati, OH, July 8-11, 2007

Number Density Distributions of Xenon Atom in Hall Thruster Plumes
M. Matsui, S. Yokota, D. Sako, K. Komurasaki, and Y. Arakawa, The University of Tokyo, Tokyo, Japan
AIAA-2007-5306
43rd AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Cincinnati, OH, July 8-11, 2007

Plasma Density Fluctuation Inside a Hollow Anode in an Anode-Layer Hall Thruster
S. Yokota, K. Komurasaki, and Y. Arakawa, University of Tokyo, Bunkyo, Japan
AIAA-2006-5170
42nd AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Sacramento, California, July 9-12, 2006

Diagnostics of Hall Thruster Plume by Laser Absorption Spectroscopy
S. Yokota, M. Matsui, and D. Sako, The University of Tokyo, Bunkyo, Japan; N. Yamamoto, Kyushu University, Kasuga, Japan; H. Koizumi and K. Komurasaki, University of Tokyo, Bunkyo, Japan; H. Nakashima, Kyushu University, Kasuga, Japan; and Y. Arakawa, University of Tokyo, Bunkyo, Japan
AIAA-2006-5028
42nd AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Sacramento, California, July 9-12, 2006

Plume Characterization of Plasma Thrusters Using Diode-Laser Absorption Spectroscopy
M. Matsui, University of Tokyo, Chiba, Japan; S. Yokota, H. Takayanagi, and H. Koizumi, University of Tokyo, Tokyo, Japan; K. Komurasaki, University of Tokyo, Chiba, Japan; and Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2006-767
44th AIAA Aerospace Sciences Meeting and Exhibit, Reno, Nevada, Jan. 9-12, 2006

A Suppression Method of Discharge Current Oscillations in a Hall Thruster
N. Yamamoto, K. Komurasaki and Y. Arakawa, Univ. of Tokyo, Tokyo, Japan
AIAA-2004-4100
40th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Fort Lauderdale, Florida, July 11-14, 2004

Particle Simulation of Plasma Dynamics Inside an Anode-Layer Hall Thruster
K. Komurasaki, S. Yokota, S. Yasui and Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2004-3954
40th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Fort Lauderdale, Florida, July 11-14, 2004

Function of a Hollow Anode for an Anode Layer Type Hall Thruster
S. Yasui, K. Kumakura, N. Yamamoto, K. Komurasaki and Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2003-4702
39th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Huntsville, Alabama, July 20-23, 2003

Extending Stable Operation Range in Hall Thrusters
N. Yamamoto, T. Nakagawa, K. Komurasaki and Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2002-3953
38th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Indianapolis, Indiana, July 7-10, 2002

Optical oscillations in a Hall thruster
Kimiya Komurasaki, Yasuyuki Sakurai, and Daisuke Kusamoto (Nagoya Univ., Japan)
AIAA-1998-3638
AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, 34th, Cleveland, OH, July 13-15, 1998

Optical Diagnosis of Plasma in a Channel of Hall Thrusters
D. Kusamoto and K. Komurasaki, Nagoya University, Nagoya, Japan
IEPC-97-067
25th IEPC, Cleveland, Ohio, Oct. 1997

Channel length and thruster performance of Hall thrusters
Kimiya Komurasaki, Kenji Mikami, and Daisuke Kusamoto (Nagoya Univ., Japan)
AIAA-1996-3194
ASME, SAE, and ASEE, Joint Propulsion Conference and Exhibit, 32nd, Lake Buena Vista, FL, July 1-3, 1996

Optimization of channel configuration of Hall thrusters
K.Mikami, K.Komurasaki, T.Fujiwara, Nagoya Univ., Japan
IEPC-95-33
24th International Electric Propulsion Conference, Moscow, Russia, Sept. 1995

Two-Dimensional Numerical Model of Plasma Flow in a Hall Thruster
K. Komurasaki, Nagoya University, Y. Arakawa, University of Tokyo
IEPC-93-230
The 23rd International Electric Propulsion Conference, Seattle, WA, Sept. 1993

Plasma Acceleration Process in a Hall-Current Thruster
K. Komurasaki, M. Hirakawa, Y. Arakawa, The University of Tokyo, Tokyo, Japan
IEPC-91-078
22nd International Electric Propulsion Conference, Viareggio, Italy, October 14-17, 1991

Hall current ion thruster performance
ARAKAWA, YOSHIHIRO (Tokyo, University, Japan) KOMURASAKI, KIMIYA
AIAA-1990-2594
DGLR, and JSASS, International Electric Propulsion Conference, 21st, Orlando, FL, July 18-20, 1990

Wireless Energy Transmission

Mid-range Wireless Power Transmission in Space
Masayoshi Koizumi, Kimiya Komurasaki, Takashi Komaru, Yoshihiro Mizuno, The University of Tokyo, Takayuki Shibata, Kazuhiko Kano, Denso Corporation
AIAA-2010-6918
8th Annual International Energy Conversion Engineering Conference, Nashville, TN, July 25-28, 2010

Integration of MAV Wireless Power Transmission Systems
Akinori Oda, Hironori Sawahara, Mai Ishiba, Kimiya Komurasaki, Yoshihiro Arakawa, The University of Tokyo
AIAA-2010-6627
8th Annual International Energy Conversion Engineering Conference, Nashville, TN, July 25-28, 2010

Microwave Power Transmission to a MAV Using a Software Retro-Directive System
Eri Shimane, Alseny Diallo, Takashi Komaru, Kimiya Komurasaki, Yoshihiro Arakawa, The University of Tokyo
AIAA-2008-5626
6th International Energy Conversion Engineering Conference (IECEC), Cleveland, Ohio, July 28-30, 2008

A MAV Flight Using Microwave Power Supply
E. Shimane, S. Komatsu, K. Komurasaki and Y. Arakawa, The University of Tokyo, Kashiwa-shi, Chiba, Japan
AIAA-2008-1149
46th AIAA Aerospace Sciences Meeting and Exhibit, Reno, Nevada, Jan. 7-10, 2008

Power Transmission to a Micro Aerial Vehicle
S. Komatsu, K. Katsunaga, R. Ozawa, K. Komurasaki, and Y. Arakawa, The University of Tokyo, Kashiwa, Japan
AIAA-2007-1003
45th AIAA Aerospace Sciences Meeting and Exhibit, Reno, Nevada, Jan. 8-11, 2007

Wireless Energy Transmission for Micro Aerial Vehicles Using a Microwave Phased Array
R. Ozawa, H. Takayanagi, K. Komurasaki, Y. Arakawa, K. Katsunaga and H. Ertel, University of Tokyo, Tokyo, Japan
AIAA-2005-5704
3rd International Energy Conversion Engineering Conference, San Francisco, California, Aug. 15-18, 2005

Beam Quality of Phased Array Lasers for Long Distance Transmission
T. Nakagawa, S. Ohmura, K. Komurasaki and Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2003-5914
1st International Energy Conversion Engineering Conference (IECEC), Portsmouth, Virginia, Aug. 17-21, 2003

Etc.

Overview of Electric Propulsion Activities in Japan (Invited)
K. Komurasaki, University of Tokyo, Kashiwa, Japan; and H. Kuninaka, Japan Aerospace Exploration Agency, Sagamihara, Japan
AIAA-2007-5166
43rd AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Cincinnati, OH, July 8-11, 2007

Study on Plasma Acceleration in an Ablative Pulsed Plasma Thruster
H. Koizumi, Japan Aerospace Exploration Agency, Kanagawa, Japan; R. Noji, K. Komurasaki, and Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2007-5226
43rd AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Cincinnati, OH, July 8-11, 2007

Development of a Microthruster Using Laser Ignition of Pyrotechnic Pellets
H. Koizumi, T. Inoue, K. Komurasaki, and Y. Arakawa, University of Tokyo, Tokyo, Japan; M. Nakano, Tokyo Metropolitan College of Aeronautical Engineering, Tokyo, Japan; and M. Watanabe, Nichiyu Giken Kogyo Co., LTD., Saitama, Japan
AIAA-2006-4494
42nd AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Sacramento, California, July 9-12, 2006

Experimental Investigation of a Chemically-Augmented, Diode Laser Thruster for Microspacecraft
M. Nakano, Tokyo Metropolitan College of Aeronautical Engineering, Tokyo, Japan; H. Koizumi, T. Inoue, K. Komurasaki and Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2004-3799
40th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Fort Lauderdale, Florida, July 11-14, 2004

A Pulsed Plasma Thruster Using Water as the Propellant
H. Koizumi and Y. Furuta, University of Tokyo, Tokyo, Japan; K. Watanabe, Tohoku University, Sendai, Japan; K. Komurasaki, University of Tokyo, Tokyo, Japan; A. Sasoh, Tohoku University, Sendai, Japan; Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2004-3460
40th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Fort Lauderdale, Florida, July 11-14, 2004

Application of Object-Oriented Design Patterns to CFD Code with AMR Technique
H. Katsurayama, K. Komurasaki and Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2004-1262
42nd AIAA Aerospace Sciences Meeting and Exhibit, Reno, Nevada, Jan. 5-8, 2004

Performance Study on Liquid Propellant Pulsed Plasma Thruster
A. Kakami, H. Koizumi, Y. Furuta, K. Komurasaki and Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2003-5021
39th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Huntsville, Alabama, July 20-23, 2003

Microthruster Experiment Using a Diode Laser
H. Koizumi, T. Inoue, K. Kojima, K. Mori, K. Komurasaki and Y. Arakawa, University of Tokyo, Tokyo, Japan
AIAA-2003-4568
39th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Huntsville, Alabama, July 20-23, 2003

An Overview of Electric Propulsion Activities in Japan
K. Komurasaki, University of Tokyo, Tokyo, Japan
AIAA-2003-5272
39th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Huntsville, Alabama, July 20-23, 2003

Laminar-to-turbulent transition prediction around the MUSES-C reentry capsule
Kimiya Komurasaki (Nagoya Univ., Japan) and Graham V. Candler (Minnesota, Univ., Minneapolis)
AIAA-1998-2941
AIAA/ASME Joint Thermophysics and Heat Transfer Conference, 7th, Albuquerque, NM, June 15-18, 1998

Overview of Japanese Electric Propulsion Activities
Kimiya Komurasaki (Nagoya Univ., Japan)
AIAA-1996-xxxx
32nd AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Lake Buena Vista, Florida, July 1-3, 1996

Radiation measurements by using a ballistic range
CHANG, XINYU (Hiroshima Univ., Japan) HEMMI, MAKOTO, KOMURASAKI, KIMIYA, FUJIWARA, TOSHI (Nagoya Univ., Japan)
AIAA-1993-635
31st AIAA Aerospace Sciences Meeting and Exhibit, Reno, Nevada, Jan. 11-14, 1993

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