Takuma Endo

Last Updated :2020/08/03

Affiliations, Positions
Graduate School of Advanced Science and Engineering, Professor
E-mail
takumaendohiroshima-u.ac.jp
Self-introduction
My research field is the dynamics of reactive gases. The key words of my research activities are pulse detonation technology and laser ignition.

Basic Information

Academic Degrees

  • Doctor of Engineering, Osaka University
  • Master of Engineering, Osaka University
  • Bachelor of Engineering, Osaka University

Research Fields

  • Engineering;Integrated engineering;Aerospace engineering

Research Keywords

  • thermal spraying
  • engine
  • laser
  • detonation

Affiliated Academic Societies

  • Japan Explosives Society, 2011/06
  • Combustion Society of Japan, 2007/11
  • The Japan Society of Mechanical Engineers, 2004/11
  • American Institute of Aeronautics and Astronautics, 2002/12
  • Japan Society of Plasma Science and Nuclear Fusion Research, 2002/06
  • Japan Society for Aeronautical and Space Sciences, 1994/12
  • Physical Society of Japan, 1985/09
  • The Optical Society of America, 2016/01

Educational Activity

Course in Charge

  1. 2020, Liberal Arts Education Program1, 2Term, Fuel, Combustion, and Contemporary Society
  2. 2020, Undergraduate Education, Second Semester, Experiments in Mechanical Engineering II
  3. 2020, Undergraduate Education, 1Term, Thermodynamics I
  4. 2020, Undergraduate Education, 4Term, Optical Measurement Techniques
  5. 2020, Undergraduate Education, 1Term, Compressible Fluid Dynamics
  6. 2020, Undergraduate Education, Second Semester, Mechanical Engineering Seminar
  7. 2020, Graduate Education (Master's Program) , First Semester, Mechanical Systems Engineering Research IIA
  8. 2020, Graduate Education (Master's Program) , Second Semester, Mechanical Systems Engineering Research IIB
  9. 2020, Graduate Education (Master's Program) , First Semester, Mechanical Systems Engineering Seminar IIA
  10. 2020, Graduate Education (Master's Program) , Second Semester, Mechanical Systems Engineering Seminar IIB
  11. 2020, Graduate Education (Master's Program) , 1Term, Special Exercises on Mechanical Engineering A
  12. 2020, Graduate Education (Master's Program) , 2Term, Special Exercises on Mechanical Engineering A
  13. 2020, Graduate Education (Master's Program) , 3Term, Special Exercises on Mechanical Engineering B
  14. 2020, Graduate Education (Master's Program) , 4Term, Special Exercises on Mechanical Engineering B
  15. 2020, Graduate Education (Master's Program) , Academic Year, Special Study on Mechanical Engineering
  16. 2020, Graduate Education (Master's Program) , 3Term, Advanced Reactive Gas Dynamics
  17. 2020, Graduate Education (Doctoral Program) , Academic Year, Special Study on Mechanical Engineering

Research Activities

Academic Papers

  1. Experiments on energy balance and thermal efficiency of pulse detonation turbine engine, SCIENCE AND TECHNOLOGY OF ENERGETIC MATERIALS, 73(5-6), 181-187, 20121201
  2. Spectroscopic Measurement of Shock Waves in an Arcjet Plasma Expanding Through a Conical Nozzle, PLASMA SCIENCE & TECHNOLOGY, 15(2), 89-92, 20130201
  3. Generation of a Shock Wave by Soft-X-Ray-Driven Ablation, Physical Review Letters, 60(11), 1022-1025, 19880314
  4. Properties of Shell-Confined Long Life Plasmas Produced by Lasers, Japanese Journal of Applied Physics, 28(3), 507-511, 19890301
  5. Energy transport experiments at Institute of Laser Engineering, Osaka University, Laser and Particle Beams, 7(3), 495-504, 19890801
  6. Quasistationary model for determination of ablation parameters in soft-x-ray-driven low- to medium-Z plasma ablation, Physical Review A, 42(2), 918-928, 19900715
  7. Experimental Observation of Laser-Induced Radiation Heat Waves, Physical Review Letters, 65(5), 587-590, 19900730
  8. Radiation confinement in x-ray-heated cavities, Physical Review A, 42(10), 6188-6191, 19901115
  9. X-ray emission and transport in gold plasmas generated by 351-nm laser irradiation, Physical Review A, 43(6), 3073-3085, 19910315
  10. X-ray confinement in a gold cavity heated by 351-nm laser light, Physical Review A, 44(12), 8323-8333, 19911215
  11. Experimental investigation of radiation heat waves driven by laser-induced Planck radiation, Physical Review A, 45(6), 3987-3996, 19920315
  12. Numerical method for finding uniform irradiation conditions of a fusion capsule driven by X-ray radiation, Laser and Particle Beams, 10(3), 421-433, 19920801
  13. Experimental Investigation of radiation Transport in Soft-X-Ray-Heated Aluminum Plasma, 68(Supplement), 123-133, 19921101
  14. Radiation-driven cannonball targets for high-convergence implosions, Laser and Particle Beams, 11(1), 89-96, 19930201
  15. X-ray emission from high-Z mixture plasmas generated with intense blue laser light, Applied Physics Letters, 62(12), 1344-1346, 19930322
  16. Experimental observation of transmission- and self-emission-type radiation transport in x-ray-produced plasmas, Physical Review E, 49(3), R1815-R1818, 19940301
  17. Uniform Multimegabar Shock Waves in Solids Driven by Laser-Generated Thermal Radiation, Physical Review Letters, 72(20), 3186-3189, 19940516
  18. X-ray reemission from CH foils heated by laser-generated intense thermal radiation, Physical Review E, 50(2), R690-R693, 19940801
  19. Supersonic radiative heat waves in low-density high-Z material, Physical Review E, 50(6), 5130-5133, 19941201
  20. Dynamic Behavior of Rippled Shock Waves and Subsequently Induced Areal-Density-Perturbation Growth in Laser-Irradiated Foils, Physical Review Letters, 74(18), 3608-3611, 19950501
  21. Study of indirectly driven implosion by x-ray spectroscopic measurements, Physics of Plasmas, 2(6), 2063-2074, 19950601
  22. Radiative heating of low-Z solid foils by laser-generated x rays, Physical Review E, 52(6), 6703-6716, 19951201
  23. Direct-drive hydrodynamic instability experiments on the GEKKO XII laser, Physics of Plasmas, 4(11), 4079-4089, 19971101
  24. Experimental Studies on Supersonic Combustion Phenomena of CO-O2-H2 Premixed Gases around Hypersonic Projectiles, JSME International Journal Series B, 41(2), 316-321, 19980501
  25. Simulation for solid concentration profile in CFB with different fluid/solid density ratios, Chemical Engineering Science, 54(22), 5507-5513, 19991101
  26. Cooling-Induced Deformation of Polystyrene Spherical Shells, Fusion Technology, 38(1), 34-41, 20000701
  27. Experimental study of interaction between oblique detonation wave and rarefaction wave around a hypersonic free projectile, Journal de Physique IV, 10(Pr11), 109-115, 20001101
  28. Chapman-Jouguet Oblique Detonation Structure Around Hypersonic Projectiles, AIAA Journal, 39(8), 1553-1561, 20010801
  29. A Simplified Analysis on a Pulse Detonation Engine Model, Transactions of the Japan Society for Aeronautical and Space Sciences, 44, 217-222, 20020201
  30. Perturbation transfer from the front to rear surface of laser-irradiated targets, Physical Review E, 65(4-2A), 045401(R), 20020401
  31. Experimental Characterization of Cooling-Induced Deformation of Polystyrene Shells, Fusion Science and Technology, 41(3), 248-252, 20020501
  32. Activities on target fabrication and injection toward laser fusion energy in Japan, Fusion Engineering and Design, 63-64, 587-596, 20021201
  33. Analytical estimation of performance parameters of an ideal pulse detonation engine, Transactions of the Japan Society for Aeronautical and Space Sciences, 45, 249-254, 20030201
  34. Wall-Thickness Dependence of Cooling-Induced Deformation of Polystyrene Spherical Shells, Fusion Science and Technology, 43(3), 270-274, 20030501
  35. Pressure History at the Thrust Wall of a Simplified Pulse Detonation Engine, AIAA Journal, 42(9), 1921-1930, 20040901
  36. Numerical Studies on Specific Impulse of Partially Filled Pulse Detonation Rocket Engines, Journal of Propulsion and Power, 22(1), 64-69, 20060201
  37. Conceptual Design of Laser Fusion Reactor KOYO-Fast -Target Design and Fueling System, Journal de Physique IV, 133, 841-843, 20060601
  38. Homogeneous-Dilution Model of Partially Fueled Simplified Pulse Detonation Engines, Journal of Propulsion and Power, 23(5), 1033-1041, 20071001
  39. Spatially Resolved Spectroscopic Study of Arcjet Helium Plasma Expanding through a Rectangular Converging and Diverging Nozzle, Japanese Journal of Applied Physics, 48, 116005, 20091101
  40. Two-dimensional spatial temperature and density measurements in an arcjet plasma expanding through a slit nozzle, Plasma and Fusion Research, 6(Special Issue 1), 2406054, 20110701
  41. Experiments on detonation initiation and propagation in extremely thin channels, SCIENCE AND TECHNOLOGY OF ENERGETIC MATERIALS, 72(2), 62-67, 20110401
  42. Thrust Measurement of a Multicycle Partially Filled Pulse Detonation Rocket Engine, Journal of Propulsion and Power, 25(6), 1281-1290, 20091101
  43. Analysis on Thermal Efficiency of Non-Compressor Type Pulse Detonation Turbine Engines, Transactions of the Japan Society for Aeronautical and Space Sciences, 53, 192-206, 20101101
  44. Investigation of a shock wave in an arcjet He plasma by using an electric probe and emission spectroscope, JOURNAL OF THE KOREAN PHYSICAL SOCIETY, 65(8), 1252-1256, 20141001
  45. Spectroscopic Observation of He Arcjet Plasma Expanding Through a Converging and Diverging Slit Nozzle, Engineering Journal, 17(5), 7-12, 20131201
  46. DEVELOPMENT OF A LIQUID-PURGE METHOD FOR HIGH-FREQUENCY OPERATION OF PULSE DETONATION COMBUSTOR, COMBUSTION SCIENCE AND TECHNOLOGY, 187(5), 747-764, 20150101
  47. Multi-Cycle Experiments on Multi-Tube Pulse Detonation Engine, Advancements in Energetic Materials and Chemical Propulsion, 995-1002, 20081201
  48. Experiments on a Gas Gun for Target Injection in Inertial Fusion Energy, Plasma and Fusion Research, 4(Special Issue 1), S1006, 20090901
  49. Reinjection of transmitted laser light into laser-produced plasma for efficient laser ignition, APPLIED OPTICS, 55(5), 1132-1137, 20160210
  50. Thermal Spray Using a High-Frequency Pulse Detonation Combustor Operated in the Liquid-Purge Mode, Journal of Thermal Spray Technology, 25(3), 494-508, 20160201
  51. Development of a Cascade Arc Discharge Source for an Atmosphere-vacuum Interface Device, Review of Scientific Instruments, 87, 083503, 20160801
  52. Integrated simulation of magnetic-field-assist fast ignition laser fusion, PLASMA PHYSICS AND CONTROLLED FUSION, 59(1), 201701
  53. Reduction of air flow rate for pulse-detonation-turbine-engine operation by water-droplet injection, JOURNAL OF THERMAL SCIENCE AND TECHNOLOGY, 11(2), 20160927
  54. Development of High-Frequency Pulse Detonation Combustor Without Purging Material, JOURNAL OF PROPULSION AND POWER, 33(1), 43-50, 201701
  55. Investigation of fluid motion in valveless pulse detonation combustor with high-frequency operation, PROCEEDINGS OF THE COMBUSTION INSTITUTE, 36(2), 2641-2647, 20160929
  56. An experimental study on the ignition ability of a laser-induced gaseous breakdown, COMBUSTION AND FLAME, 178, 1-6, 201704
  57. Experimental Study of High-Frequency Pulse-Detonation Thermal-Spray Technology for Protecting Heat Exchanger Tubes in Boilers, Journal of Japan Boiler Association, 400, 16-22, 201612
  58. Characteristics of an under-expanded supersonic flow in arcjet plasmas, JAPANESE JOURNAL OF APPLIED PHYSICS, 57(6), 201806
  59. Comparative study of laser ignition and spark-plug ignition in high-speed flows, COMBUSTION AND FLAME, 191, 408-416, 201805
  60. Physics in Laser-Induced Gaseous Breakdown and the Resultant Ignition Characteristics, Journal of the Combustion Society of Japan, 59(189), 172-183, 201708
  61. Generation of a Large Diameter He Cascade Arc Plasma for a Plasma Window Application, IEEE TRANSACTIONS ON PLASMA SCIENCE, 46(7), 2626-2629, 201807
  62. Experimental study on self-acceleration in expanding spherical hydrogen-air flames, INTERNATIONAL JOURNAL OF HYDROGEN ENERGY, 43(27), 12556-12564, 20180705
  63. Experiments on laser cleaning of sooted optical windows, APPLIED OPTICS, 57(36), 10522-10527, 20181220
  64. Wrinkling of Large-Scale Flame in Lean Propane-Air Mixture Due to Cellular Instabilities, COMBUSTION SCIENCE AND TECHNOLOGY, 191(3), 491-503, 20190304
  65. Enhancement of water-window soft x-ray emission from laser-produced Au plasma under low-pressure nitrogen atmosphere, OPTICS LETTERS, 44(6), 1439-1442, 20190315
  66. Minimum ignition energy and minimum explosible concentration of L-isoleucine and glycine powder, POWDER TECHNOLOGY, 347, 207-214, 20190401
  67. Semi-valveless pulse detonation cycle at a kilohertz-scale operating frequency, COMBUSTION AND FLAME, 205, 434-440, 201907
  68. High-density cascade arc plasma sources for application to plasma windows for virtual vacuum interfaces, Physics of Plasmas, 25(11), 113511, 2018.11
  69. Experimental study on the onset of flame acceleration due to cellular instabilities, Journal of Loss Prevention in the Process Industries, 60, 264-268, 2019.7

Publications such as books

  1. 2006/03/01, Pulse and Continuous Detonation Propulsion, Model Analyses of the Propulsive Performances of Pulse Detonation Engines, TORUS PRESS, 2006, 03, English, T. Endo, T. Yatsufusa, S. Taki, J. Kasahara, A. Matsuo, K. Inaba, and S. Sato, 5-94588-029-9, 338, 12
  2. 2018/02/27, The Detonation Phenomenon, 2018, 201802, 日本語, 978-4-87326-697-8, 277

Invited Lecture, Oral Presentation, Poster Presentation

  1. Propulsion Application of Pulse Detonation Technology, T. Endo, The 6th Asian-Pacific Conference on Aerospace Technology and Science, 2009/11/16, With Invitation, Beijing University of Aeronautics and Astronautics, Huangshan, China
  2. An Introduction to Pulse Detonation Engine with Emphasis on Gasdynamical Issues, T. Endo, 2010/02/19, With Invitation, Korea Advanced Institute of Science and Technology, Korea Advanced Institute of Science and Technology
  3. Experiments on Pulse Detonation Turbine Engine, T. Endo, A. Susa, A. Mitsunobu, and T. Takahashi, The 2nd Workshop on Detonations and Detonation Engines, 2011/05/14, With Invitation, Peking University, Beijing, China
  4. Development of Pulse-Detonation Technology in Valveless Mode and Its Application to Turbine-Drive Experiments, T. Endo, A. Susa, K. Kanekiyo, Y. Hanta, A. Mitsunobu, and T. Takahashi, 2011 International Workshop on Detonation for Propulsion, 2011/11/14, With Invitation, Pusan National University, Busan, Korea
  5. Compact High-Frequency Pulse Detonation Combustor for Thermal Spraying, T. Endo, K. Kanekiyo, Y. Hanta, T. Morikawa, and R. Obayashi, 2012 International Workshop on Detonation for Propulsion, 2012/09/04, With Invitation, University of Tsukuba, Tsukuba, Japan
  6. Thermal Spray by Pulsed Detonations, T. Endo, 2013 International Workshop on Detonation for Propulsion, 2013/07/27, With Invitation, National Cheng Kung University, Tainan, Taiwan
  7. Thermal Spray by Pulsed Detonations with Liquid-Purge Method, T. Endo, International Workshop on Detonation for Propulsion 2014, 2014/06/24, With Invitation, Institute of Aviation (Warsaw, Poland), Institute of Aviation (Warsaw, Poland)
  8. Physical Processes in Laser-Induced Gaseous Breakdown, T. Endo, 3rd Laser Ignition Conference, 2015/04/30, With Invitation, Argonne National Laboratory, Argonne, USA
  9. Thermal Spray of Alumina by High-Frequency Pulsed Detonations, T. Endo, International Workshop on Detonation for Propulsion 2015, 2015/08/28, With Invitation, Peking University, Peking University, Beijing, China
  10. Temperature Control in Pulse-Detonation Thermal-Spray Technology, T. Endo, K. Kokubo, Y. Morohashi, K. Kimura, W. Kim, T. Johzaki, K. Matsuoka, T. Hanafusa, and Y. Takeyasu, 2016 International Workshop on Detonation for Propulsion, 2016/07/13, With Invitation, National University of Singapore, National University of Singapore, Singapore
  11. Re-injection of Transmitted Light into Laser-Induced Gaseous Breakdown, T. Endo, Y. Takenaka, Y. Sako, T. Honda, T. Johzaki, and S. Namba, 3rd Laser Ignition Conference, 2015/04/30, Without Invitation, Argonne National Laboratory, Argonne National Laboratory, USA
  12. Heating and Acceleration of Particles by High-Frequency Pulsed Detonations, T. Endo, R. Obayashi, T. Tajiri, K. Kimura, Y. Morohashi, T. Johzaki, and K. Matsuoka, 25th International Colloquium on the Dynamics of Explosions and Reactive Systems, 2015/08/04, Without Invitation, The Institute for Dynamics of Explosions and Reactive Systems, Leeds University, UK
  13. Development of a liquid-purge method for valveless pulse detonation combustor using liquid fuel and oxidizer, K. Matsuoka, K. Muto, J. Kasahara, H. Watanabe, A. Matsuo, and T. Endo, 25th International Colloquium on the Dynamics of Explosions and Reactive Systems, 2015/08/04, Without Invitation, The Institute for Dynamics of Explosions and Reactive Systems, Leeds University, UK
  14. A Comparative Study of Spark Ignitions Induced by High-Power Laser and by High-Voltage Electrodes, Y. Takenaka, Y. Sako, K. Mikami, T. Johzaki, S. Namba, D. Shimokuri, and T. Endo, 4th Laser Ignition Conference, 2016/05/19, Without Invitation, OPTICS & PHOTONICS INTERNATIONAL COUNCIL, Pacifico Yokohama, Japan
  15. Laser and Spark-Plug Ignitions in High-Speed Flows, T. Endo, Y. Takenaka, K. Kuwamoto, W. Kim, T. Johzaki, D. Shimokuri, and S. Namba, 5th Laser Ignition Conference, With Invitation, Bucharest, Romania
  16. Transit of a detonation wave through a diverging nozzle and its application to a thermal-spray detonation gun, Takuma Endo, 2017 International Workshop on Detonation for Propulsion, 2017/12/07, With Invitation, Institut PPRIME, ISAE/ENSMA, CNRS, Universite de Poitiers, France
  17. Influence of Laser Ignition on Deflagration-to-Detonation Transition (DDT), Takuma Endo, 2018 International Workshop on Detonation for Propulsion, 2018/09/12, With Invitation, Xi'an Zhongxing Hetai Hotel, Xi'an, China