Ryoto Sato, Ken Suzuki, Shinichi Maeda, Yoko Seki, Tetsuro Obara, “Observation of Detonation Initiation by a Spherical Projectile Using The Soap Bubble Filled with a Combustible Mixture”, Science and Technology of Energetic Materials. (Accepted for Publication, 10 July, 2025)
Kazuya Iwata, Naoki Hanyu, Shinichi Maeda, Tetsuro Obara, “Experiments on Critical Behavior of Oblique Detonation Wave in Stratified Mixtures”, Physics of Fluids, Vol. 36, No. 9, pp. 096113, 2024. (Accepted for publication, 23 August, 2024) DOI: 10.1063/5.0225498
Shinichi Maeda, Masahiro Irokawa, Daiki Taneichi, Tetsuro Obara, “Flame acceleration process and detonation transition in a channel with roughness elements on a wall”, Proceedings of The Combustion Institute, Vol.39, No.3, pp.2767-2776, 2023. (Accepted for publication, July, 2022) DOI: 10.1016/j.proci.2022.07.224
Kazuya Iwata, Naoki Hanyu, Shinichi Maeda, Tetsuro Obara, “Experimental visualization of sphere-induced oblique detonation in a non-uniform mixture”, Combustion and Flame, Vol. 244, No. 112253, 2022. (Accepted for publication, June, 2022) DOI: 10.1016/j.combustflame.2022.112253
Shinichi Maeda, Masashi Fujisawa, Shogo Ienaga, Keisuke Hirahara, Tetsuro Obara, "Effect of sandpaper-like small wall roughness on deflagration-to-detonation transition in a hydrogen-oxygen mixture", Proceedings of the Combustion Institute, Vol.37, No.3, pp.3609-3616, 2019. (Accepted for publication, July, 2018) DOI: 10.1016/j.proci.2018.07.119
Shinichi Maeda, Shoichiro Kanno, Isshu Yoshiki, Tetsuro Obara, "Time-resolved schlieren observations of shock-induced combustion around a high-speed spherical projectile", Science and Technology of Energetic Materials, Vol.78 No.1, pp.19-26, 2017.
Shinichi Maeda, Shohei Minami, Daisuke Okamoto, Tetsuro Obara, "Visualization of deflagration-to-detonation transitions in a channel with repeated obstacles by using a hydrogen-oxygen mixture", Shock Waves, Vol.26 No.5, pp.573-586, 2016.
Shinichi Maeda, Shoichiro Kanno, Isshu Yoshiki, Tetsuro Obara, "Experimental study on acceleration of projectile by a gaseous detonation-driven gas gun using a light gas", Science and Technology of Energetic Materials, Vol.77 No.4, pp.79-85, 2016.
Tsuji, T., Shirakawa, S., Yoshihashi, T., Obara, T., Ohyagi, S., "Interaction between Two Cylinders in a Pulse Detonation Engine", Advancements in Energetic Materials and Chemical Propulsion, edited by Kuo, K.K. and Hori, K., pp.1035-1046, Begel House Inc., 2008.
Shimizu, K., Takahashi, K., Morikazu, H., Ogoshi, N., Takeyama, K., Wakayama, Y., Obara, T., "Laser Ablation with Water Micro-Drop for Dicing of Silicon Wafer", Journal of Laser Applications, Vol.18, No.2, pp.127-130, 2006/5.
Kim, T.-H., Obara, T., Yoshikawa, M., Ohyagi, S., "Experimental Study on a Flow Field behind Backward-facing Step using Detonation-driven Shock Tunnel", Shock Waves, Vol.15, No.1, pp.1-12, 2006/3.
Sakurai, T., Ooko, A., Yoshihashi, T., Obara, T., Ohyagi, S., "Investigation of the Purge Process on the Multi-Cycle Operations of a Pulse Detonation Engine", Transactions of the Japan Society for Aeronautical and Space Sciences, Vol.48, No.160, pp.78-85, 2005/8.
Sakurai, T., Minagawa, T., Yoshihashi, T., Obara, T., Ohyagi, S., "A Study for Development of Hydrogen-fueled Pulse Detonation Engines", Science and Technology of Energetic Materials, Vol.65, No.4, pp.125-133, 2004/7・8.
Ohyagi, S., Obara, T., Hoshi, S., Cai, P., Yoshihashi, T., "Diffraction and Re-Initiation of Detonations behind a Backward-facing Step", Shock Waves, Vol.12, pp.221-226, 2002.
Yamanaka, A., Ariga, Y., Obara, T., Cai, P., Ohyagi, S., "Study on Performance of Detonation-Driven Shock Tube", JSME International Journal, Series B, Vol.45, No.2, pp.425-431, 2002/5.
Ohyagi, S., Nohira, E., Obara, T., Cai, P., Yoshihashi, T., "Propagation of Pressure Waves Initiated by Flame and Detonation in a Tube", JSME International Journal, Series B, Vol.45, No.1, pp.192-200, 2002.
Ohyagi, S., Obara, T., Nakata, F., Hoshi, S., "A Numerical Simulation of Reflection Processes of a Detonation Wave on a Wedge", Shock Waves, Vol.10, No.3, pp.185-190, 2000/7.
Tri Agung Rohmat, 王 暁, 小原 哲郎, 大八木 重治, "後向きステップ後方に安定化される平面的拡散火炎に関する数値解析", 日本機械学会論文集 (B編), Vol.65, No.632, pp.1446-1451, 1999/4.
Tri Agung Rohmat, Katoh, H., Obara, T., Yoshihashi, T., Ohyagi, S., "Diffusion Flame Stabilized on a Porous Plate in a Parallel Airstream", AIAA Journal, Vol.36, No.11, pp.1945-1952, 1998/11.
Wang, X., Suzuki, T., Ochiai, Y., Ohyagi, S., "Numerical Studies of Reacting Flows over Flat Walls with Fuel Injection (Part 1, Velocity Anomaly and Hydrodynamic Instability)", JSME International Journal, Ser.II, Vol.41, No.1, pp.19-27, 1998.
Bourne, N.K., Obara, T., Field, J.E., "High-speed Photography and Stress Gauge Studies of Jet Impact upon Surfaces", Phil. Trans. R. Soc. Lond. A., 355, pp.607-623, 1997.
Bourne, N.K., Obara, T., Field, J.E., "The Impact and Penetration of a Water Surface by a Liquid Jet", Roy. Soc. Lond. A, 452, pp.1497-1502, 1996.
Obara, T., Yajima, S., Yoshihashi, T., Ohyagi, S., "A High-Speed Photographic Study of the Transition from Deflagration to Detonation Wave", Shock Waves, Vol.6, No.4, pp.205-210, 1996.
Obara, T., Bourne, N.K., Field, J.E., "Liquid-Jet Impact on Liquid and Solid Surfaces", Wear, Vol.186-187, pp.388-394, 1995/8.
Bourne, N.K., Mebar, Y., Obara, T., "A Stress Gauge for Use in Electrically Noisy Environments", Measurement Science and Technology, Vol.6, pp.1659-1661, 1995.
Obara, T., Bourne, N.K., Mebar, Y., "The Construction and Calibration of an Inexpensive PVDF Stress Gauge for Fast Pressure Measurements", Measurement Science and Technology, Vol.6, pp.345-348, 1995.
Ohyagi, S., Yoshihashi, T., Harigaya, Y., "A Study on Initiation Process of Gaseous Detonation in Methane/Oxygen Mixtures", JSME International Journal, Ser.II, Vol.32, No.1, pp.115-120, 1989.
Toda, F., Harigaya, Y., Ohyagi, S., Shouichi Iwamoto and Masaichi Yoshida, "Instantaneous Heat Flux in Side-Valve Type Spark-Ignition Engine", Japanese Society for Automotive Engineers Review, Vol.7, No.1, pp.16-25, 1986.
Ohyagi, S., Ohsawa, A., "Analysis of Reactive Blast Waves Propagating through Gaseous Mixtures with Spatially Distributed Chemical Energy", Progress in Astronautics and Aeronautics, Vol.87, pp.157-174, 1983.
Ohyagi, S., "An Analysis on the Blast Initiation of Spray Detonation", Transactions of the Japan Society for Aeronautical and Space Sciences, Vol.24, No.66, pp.227-241, 1982.