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• Y. Sakiyama and D. B. Graves, "Finite element analysis of atmospheric pressure RF-excited plasma needle," J. Phys. D; Appl. Phys. 39 (2006) 3451-3456.
• Y. Sakiyama and D. B. Graves, "Corona-glow transition in the atmospheric pressure RF-excited plasma needle," J. Phys. D; Appl. Phys. 39 (2006) 3644-3652.
• T. Ikeda, S. Yoshizawa, M. Tosaki, J. S. Allen, S. Takagi, N. Ohta, T. Kitamura and Y. Matsumoto, "Cloud Cavitation Control for Lithotripsy Using High Intensity Focused Ultrasound", Ultrasound Med Biol, 32(9) (2006) 1383-1397.
• Kikugawa, G., Takagi, S., Matsumoto, Y., "A molecular dynamics study on liquid-vapor interface adsorbed by impurities," Computers and Fluids, Vol. 36(1), pp. 69-76, (2007)
• H. Yamaguchi, Y. Sakiyama, E. Makino, S. Onda and Y. Matsumoto, "Ab Initio Studies of the Surface Reaction of Si2C and SiC2 with Si on 4H-SiC (000-1) surface," Mater. Sci. Forum 527-529 (2006) 235-238.
• Y. Watanabe, H. Yamaguchi, M. Hashinokuchi, K. Sawabe, S. Maruyama, Y. Matsumoto, K. Shobatake$B!$(B"Energy transfer in hyperthermal Xe - graphite surface scattering," European Physical Journal D 38(1) (2006), 103-109.
• Xiaobo Gong, Shu Takagi, Huaxiong Huang, Yoichiro Matsumoto, "A numerical study of mass transfer of ozone dissolution in bubble plumes with an Euler-Lagrange Method," Chemical Engineering Science , 62, 1081-1093,2007.
• Makuta, T., Takemura, F., Hihara, E., Matsumoto, Y. & Shoji, M., $B!H(BGeneration of micro gas bubbles of uniform diameter in an ultrasonic field$B!I(B, Journal of Fluid Mechanics, vol.548, pp113-131, 2006
• Nobuyuki Tsuboi and Yoichiro Matsumoto, $B!H(BInteraction between Shock Wave and Boundary Layer in Nonequilibrium Hypersonic Rarefied Flow (5th Report, Nonequilibrium of Rotational Temperature in Flow over Flat Plate)$B!I(B, JSME International Journal, Series B, Vol.49, No.3, pp771-779, 2006
• $B:j;39,5*!$!I0eNEAuCV$X$N1~MQ!I!$(B $B%^%$%/%m!&%J%N%W%i%:%^5;=Q$H$=$N;:6H1~MQ(B $BBh(B3$BJTBh(B3$B>O!$(B2006$B!$%7!<%(%`%7!<=PHG(B
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• Teiichiro Ikeda, Shin Yoshizawa, Yoichiro Matsumoto, Michael R. Bailey, Lawrence A. Crum, John S. Allen, "Measurement of pressure pruduced at a solid surface by an acoustically driven cavitation bubble cloud", J. Acoust. Soc. Am. 119(5), p. 3408, 2006. (as Proc. of 151th Symposium of Acoustical Society of America, Providence, June 5-9, 2006).
• Shin Yoshizawa, Teiichiro Ikeda, Shu Takagi, and Yoichiro Matsumoto, "Numerical study on nonlinear behavior of a collapsing bubble cloud in an ultrasound field," J. Acoust. Soc. Am. 119(5), 3408, 2006 (as Proc. of 151th Symposium of Acoustical Society of America, Providence, June 5-9, 2006).
• Shunsuke Watanabe, Yukio Kaneko, Kenji Takegami, Toshiyuki Maruyama, Hirokazu Nagawa, Shu Takagi and Yoichiro Matsumoto, "Relationship between Thermal Effect and Bubble Behavior in HIFU," AIP Conf. Proc. 829, 358-364, 2006 (as Proc. of 5th International Symposium on Therapeutic Ultrasound, Boston, Oct. 27-29, 2005).
• Yukio Kaneko, Shunsuke Watanabe, Shu Takagi, and Yoichiro Matsumoto, "Temperature Distribution In The Medium Containing Contrast Agent Microbubbles In HIFU Field," AIP Conf. Proc. 829, 353-357, 2006 (as Proc. of 5th International Symposium on Therapeutic Ultrasound, Boston, Oct. 27-29, 2005).
• Teiichiro Ikeda, Shin Yoshizawa, Yukio Kaneko, and Yoichiro Matsumoto, "Characterization of the HIFU-induced cloud cavitation for the optimization of high pressure concentration for lithotripsy," AIP Conf. Proc. 829, 328-332, 2006 (as Proc. of 5th International Symposium on Therapeutic Ultrasound, Boston, Oct. 27-29, 2005).
• Xiaobo Gong, Shu Takagi, Yoichiro Matsumoto, 2006, "A discussion on the effect of bubble induced liquid velocity on the mass transfer performance of bubbles in bubble plumes,"S Bulletin of the American Physical Society DFD 2006, 51(9),141.
• Akira Ito, Shin Yoshizawa, Yukio Kaneko, Haruki Kume, Tadaichi Kitamura and Yoichiro Matsumoto, "Real-time imaging of the process of stone crushing by ultrasound", 6th International Symposium on Therapeutic Ultrasound, Oxford, UK, 30th Aug. - 2nd Sep., 2006 (in press).
• S. Yoshizawa, Y. Matsumoto, "Numerical study on growth by rectified diffusion of an oscillating bubble in an ultrasound field," Proc. of 6th International Symposium on Cavitation, Wageningen, The Netherlands, September 11-15, 2006, CD-ROM.
• T. Ikeda, S. Yoshizawa, Y. Matsumoto, "Optimization of the bubble cloud collapse with application to lithotripsy," Proc. of 6th International Symposium on Cavitation, Wageningen, The Netherlands, September 11-15, 2006, CD-ROM.
• I.Kinefuchi, H.Yamaguchi, Y.Sakiyama, Y.Matsumoto, "MOLECULAR BEAM STUDY ON OXIDATION OF SI(100) SURFACE WITH OZONE", 25th International Symposium on Rarefied Gas Dynamics, Saint-Petersburg, Russia, July 21 - 28, 2006 (in press).
• S.Shiozaki, Y.Sakiyama, S.Takagi, Y.Matsumoto, "MULTISCALE ANALYSIS FOR ATOMIC OXYGEN RECOMBINATION ON SILICA SURFACE", 25th International Symposium on Rarefied Gas Dynamics, Saint-Petersburg, Russia, July 21 - 28, 2006 (in press).
• S.Nagata, S.Shiozaki, I.Kinefuchi, Y.Sakiyama, Y.Matsumoto, "DEVELOPMENT OF SHOCK HEATED MOLECULAR BEAM: MODIFICATION OF SHOCK TUBE VALVE", 25th International Symposium on Rarefied Gas Dynamics, Saint-Petersburg, Russia, July 21 - 28, 2006 (in press).

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• Yasuhiro Inoue, Shu Takagi, Yoichiro Matsumoto, "A mesoscopic simulation study on distributions of red blood cells in a bifurcating channel," COMPUT FLUIDS (submitted).
• Y. Inoue, S. Takagi, Y. Matsumoto, "A mesoscopic simulation study on distributions of droplets in a bifurcating channel," Computers & Fluids (accepted)
• M. Kudo, J. Shiomi, I. Ueno, G. Amberg and H. Kawamura, "Experiment on feedback control of nonlinear thermocapillary convection in a half-zone liquid bridge," Advanced in Space Research(submitted)
• L. Barcena, J. Shiomi and G. Amberg, "Control of thermocapillary instability with local heating," J. Cryst. Growth (in press)
• Y. Sakiyama and D. B. Graves, "Non-thermal atmospheric RF plasma in one-dimensional spherical coordinates: asymmetric sheath structure and the discharge mechanism," J. Appl. Phys. (submitted)
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