Takahiro TSUKAHARA - (塚原 隆裕)

Associate Professor, Ph.D. (Eng.)

Affiliation

Department of Mechanical Engineering,
Faculty of Science and Technology,
Tokyo University of Science

Address: Yamazaki 2641, Noda-shi, Chiba 278-8510 Japan
TEL: +81-4-7122-9352
FAX: +81-4-7123-9814



Education and Employment

1980 May Born in Chiba
2003-2005Dept. of Mechanical Engineering, Tokyo University of Science
2005 Mar.M.S. Engineering
2005-2007Dept. of Mechanical Engineering, Tokyo University of Science
2007 Mar.Ph.D. Engineering
2007-2008Postdoctral Fellow, Research Center for the Holistic Computational Science
2008-2013Assistant Professor, Dept. of Mechanical Engineering, Tokyo University of Science
2013-2017Junior Associate Professor, Dept. of Mechanical Engineering, Tokyo University of Science
2017- Associate Professor, Dept. of Mechanical Engineering, Tokyo University of Science

2007 Apr. - 2008 Mar.Visiting Researcher, Linné Flow Center, Royal Institute of Technology (KTH), Stockholm, Sweden
2011 May - 2012 Mar.Visiting Researcher, Center of Smart Interfaces, Darmstadt University of Technology (TUD), Darmstadt, Germany

Awards and Fellowships

2003 Mar.Hatakeyama Award (Distinguished Student),
The Japan Society of Mechanical Engineers
2005 Mar.Miura Award (Distinguished Master Student),
The Japan Society of Mechanical Engineers
2005 May Best Presentation Award
The Heat Transfer Society of Japan
2006-2008Research Fellowship for Young Scientists,
Japan Society for the Promotion of Science
2007 May Young Scientist Award of the Heat Transfer Society of Japan
2009 Nov.Fluids Engineering Excellent Presentation Certificate of Merit
Fluids Engineering Division, the Japan Society of Mechanical Engineers
2010 Jan.Best Presentation Award
The Japan Society of Civil Engineers
2012 Apr.Young Scientist Award of the Japan Society of Mechanical Engineers
2015 Jun.Poster Award of 12th Meeting of Research Report Results, Research Fund of TUS
2016 Jun.Excellent Award of 13th Meeting of Research Report Results, Research Fund of TUS
2016 Nov.Fluids Engineering Contribution Certificate of Merit,
Fluids Engineering Division, the Japan Society of Mechanical Engineers


Research

  • Wall-bounded turbulent/transitional flow, incl. turbulent heat trasnfer [by DNS & Exp.]
  • Drag-reduced turbulence of non-Newtonian fluid, incl. turbulent heat trasnfer [by DNS]
  • Turbulence modeling of drag-reducing viscoelastic-fluid flows [collaborated with TU Darmstadt]
  • Control of wind-blown sand movements on a sand dune [by Exp.]
  • Transition in rotating plane Couette flow [by DNS & Exp., collaborated with KTH]
  • Numerical simulation of fluid flow in rock fractures [collaborated with Kyoto Univ.]
  • Blood flow in stented left main coronary artery bifurcation [collaborated with New Tokyo Hospital]


Publications

Journal Papers
  1. T. Tsukahara, T. Tomioka, T. Ishida, Y. Duguet, and G. Brethouwer,
    "Transverse turbulent bands in rough plane Couette flow,"
    under review.

  2. T. Nimura, T. Kawata, and T. Tsukahara,
    "Viscoelasticity-induced pulsatile motion of 2D roll cell in wall-bounded shear flow,"
    under review.

  3. K. Fukudome, Y. Tsukahara, and Y. Ogami,
    "Heat and momentum transfer of turbulent stripe in transitional-regime plane Couette flow,"
    International Journal of Advances in Engineering Sciences and Applied Mathematics, Vol. xx, No. xx (20xx), xxx-xxx. Accepted.
    [Online Journal]

  4. R. Tanaka, T. Kawata, and T. Tsukahara,
    "DNS of Taylor-Couette flow between counter-rotating cylinders at small radius ratio,"
    International Journal of Advances in Engineering Sciences and Applied Mathematics, Vol. xx, No. xx (20xx), xxx-xxx. Accepted.
    [Online Journal]

  5. T. Nimura, T. Kawata, and T. Tsukahara,
    "Viscoelastic effect on steady wavy roll cells in wall-bounded shear flow,"
    Fluid Dynamics Research, Vol. xx, No. xx (20xx), xxx-xxx. Accepted.
    [Online Journal]

  6. S. Hara, T. Tsukahara, and Y. Kawaguchi,
    "Experimental investigation of streamwise velocity fluctuation based on the Reynolds-number dependency in turbulent viscoelastic-fluid flow,"
    International Journal of Heat and Fluid Flow, Vol. 68 (2017), 281-289.
    [Online Journal]

  7. D. Kondo, L. Mu, F. de Miollis, T. Ogawa, M. Inoue, T. Kaneko, T. Tsukahara, H.N. Yoshikawa, F. Zoueshtiagh, and I. Ueno,
    "Acceleration of the macroscopic contact line of a droplet spreading on a substrate after interaction with a particle,"
    International Journal of Microgravity Science and Application, Vol. 34, No. 4 (2017), 340405.
    [Online Journal (Open Access)]

  8. T. Ishida, Y. Duguet, T. Tsukahara,
    "Turbulent bifurcations in intermittent shear flows: from puffs to oblique stripes,"
    Physical Review Fluids, Vol. 2 (2017), 073902.
    [Online Journal]

  9. T. Ishida, G. Brethouwer, Y. Duguet, T. Tsukahara,
    "Laminar-turbulent patterns with rough walls,"
    Physical Review Fluids, Vol. 2 (2017), 073901.
    [Online Journal]

  10. N. Kazuno, T. Tsukahara, M. Motosuke,
    "Laplace pressure versus Marangoni convection in photothermal manipulation of micro droplet,"
    The European Physical Journal Special Topics, Vol. 226, No. 6 (2017), 1337-1348.
    [Online Journal (Open Access)]

  11. S. Hara, R. Ii, T. Tsukahara, and Y. Kawaguchi,
    "Analysis of an organized turbulent structure using a pattern recognition technique in a drag-reducing surfactant solution flow,"
    International Journal of Heat and Fluid Flow, Vol. 63, (2017), 56-66.
    [Online Journal]

  12. Y. Fujino, G.F. Attizzani, S. Tahara, T. Naganuma, K. Takagi, H. Yabushita, W. Wang, K. Tanaka, T. Matsumoto, H. Kawamoto, Y. Yamada, S. Amano, Y. Watanabe, T. Warisawa, T. Sato, S. Mitomo, N. Kurita, H. Ishiguro, K. Hozawa, T. Tsukahara, M. Motosuke, H. G. Bezerra, S. Nakamura, and S. Nakamura,
    "Difference in vascular response between sirolimus-eluting- and everolimus-eluting stents in ostial left circumflex artery after unprotected left main as observed by optical coherence tomography,"
    International Journal of Cardiology, Vol. 230 (2017), 284-292.
    [Online Journal]

  13. T. Ishida and T. Tsukahara,
    "Friction factor of annular Poiseuille flow in a transitional regime,"
    Advances in Mechanical Engineering, Vol. 9, No. 1 (2017), DOI: 10.1177/1687814016683358 (10 pages).
    [Online Journal]

  14. M. Endo, Q.-Q. Shao, T. Tsukahara, and Y. Kawaguchi,
    "Analysis of high concentration spikes appearing in mass plume in nearly homogeneous turbulent flow based on the PDF transport equation,"
    Open Journal of Fluid Dynamics, Vol. 6, No. 4 (2016), 472-495.
    [Online Journal (Open Access)]

  15. Q.-Q. Shao, T. Tsukahara, and Y. Kawaguchi,
    "Study on the shear effect on dye patches diffused in wall-bounded shear flow,"
    Open Journal of Fluid Dynamics, Vol. 6, No. 4 (2016), 438-452.
    [Online Journal (Open Access)]

  16. M. Endo, Q.-Q. Shao, T. Tsukahara, and Y. Kawaguchi,
    "Diffusion process of high concentration spikes in a quasi-homogeneous turbulent flow,"
    Open Journal of Fluid Dynamics, Vol. 6, No. 4 (2016), 371-390.
    [Online Journal (Open Access)]

  17. Q.-Q. Shao, D. Sekine, T. Tsukahara, and Y. Kawaguchi,
    "Inverse source locating method based on graphical analysis of dye plume images in a turbulent flow,"
    Open Journal of Fluid Dynamics, Vol. 6, No. 4 (2016), 343-360.
    [Online Journal (Open Access)]

  18. D. Cerizza, W. Sekiguchi, T. Tsukahara, T.A. Zaki, and Y. Hasegawa,
    "Reconstruction of scalar source intensity based on sensor signal in turbulent channel flow,"
    Flow, Turbulence and Combustion, Vol. 97 (2016), 1211-1233.
    [Online Journal / SN ShareIt (Open Access)]

  19. T. Tsukahara, S. Hara, S. Kawada, and Y. Kawaguchi,
    "Experimental study on functionality of surfactant solution in turbulent heat transfer by varying local shear rate,"
    International Journal of Heat and Mass Transfer, Vol. 102 (2016), 360-368.
    [Online Journal]

  20. T. Tsukahara, K. Oyagi, and Y. Kawaguchi,
    "Estimation method to identify scalar point source in turbulent flow based on Taylor's diffusion theory,"
    Environmental Fluid Mechanics, Vol. 16, No. 3 (2016), 521-537.
    [Online Journal]

  21. T. Ishida, Y. Duguet, and T. Tsukahara,
    "Transitional structures in annular Poiseuille flow depending on radius ratio,"
    Journal of Fluid Mechanics, Vol. 794 (2016), R2 (11 pages).
    [Online Journal]

  22. Z. Fu, Y. Iwaki, M. Motozawa, T. Tsukahara, and Y. Kawaguchi,
    "Characteristic turbulent structure of a modified drag-reduced surfactant solution flow via dosing water from channel wall,"
    International Journal of Heat and Fluid Flow, Vol. 53 (2015), 135-145.
    [Online Journal]

  23. T. Ishida, T. Tsukahara, and Y. Kawaguchi,
    "Effects of spanwise system rotation on turbulent stripe in plane Poiseuille flow,"
    Journal of Turbulence, Vol. 16, No. 3 (2015), 273-289.
    [Online Journal]

  24. H. Ichikawa, T. Tsukahara, K. Iwamoto, Y. Kawaguchi,
    "Visualization study and determination of measurable range of an ultrasonic vortex flowmeter for gas-liquid two-phase flow,"
    Transactions of the Society of Instrument and Control Engineers, Vol. 50, No. 10 (2014), 703-711. (in Japanese)
    [Online Journal]

  25. H. Ichikawa, K. Iwamoto, T. Tsukahara, Y. Kawaguchi,
    "Denoising Signal Processing and Diameter Effect on Ultrasonic-vortex-flowmeter Measurement of a Bubble-laden Flow,"
    Transactions of the Society of Instrument and Control Engineers, Vol. 50, No. 5 (2014), 404-410. (in Japanese)
    [Online Journal]

  26. T. Ishida, T. Tsukahara, and Y. Kawaguchi,
    "Large-scale structure alternation in rotating plane Poiseuille flow at transitional Reynolds number,"
    Applied Thermal Engineering, Vol. 72, No. 1 (2014), 70-81.
    [Online Journal]

  27. T. Tsukahara, M. Tanabe, and Y. Kawaguchi,
    "Effect of fluid viscoelasticity on turbulence and large-scale vortices behind wall-mounted plates,"
    Advances in Mechanical Engineering, Vol. 2014 (2014), Article ID 823138 (12 pages).
    [Online Journal (Open Access)]

  28. T. Tsukahara, T. Kawase, and Y. Kawaguchi,
    "Heat transfer in a viscoelastic orifice flow at low to moderate Reynolds numbers,"
    Computational Thermal Sciences, Vol. 6, No. 1 (2014), 79-90.
    [Online Journal]

  29. T. Tsukahara and Y. Kawaguchi,
    "Proposal of damping function for low-Reynolds-number k-ε model applicable in prediction of turbulent viscoelastic-fluid flow,"
    Journal of Applied Mathematics, Vol. 2013 (2013), Article ID 197628 (15 pages).
    [Online Journal]

  30. H. Ichikawa, T. Tsukahara, Y. Kawaguchi, H. Kawamura,
    "Character of the ultrasonic reflection and suggestion of the countermeasure for gas-liquid two-phase flow in vortex flowmeter,"
    Transactions of the Society of Instrument and Control Engineers, Vol. 49, No. 6 (2013), 612-618. (in Japanese)
    [Online Journal]

  31. T. Tsukahara, M. Motozawa, D. Tsurumi, and Y. Kawaguchi,
    "PIV and DNS analyses of viscoelastic turbulent flows behind a rectangular orifice,"
    International Journal of Heat and Fluid Flow, Vol. 41 (2013), 66-79.
    [Online Journal

  32. T. Tsukahara, M. Ishikawa, and Y. Kawaguchi,
    "DNS study of the turbulent Taylor-vortex flow on a ribbed inner cylinder,"
    Advances in Mechanical Engineering, Vol. 2013 (2013), Article ID 628490 (12 pages).
    [Online Journal (Open Access)]

  33. T. Tsukahara, T. Kawase, and Y. Kawaguchi,
    "DNS on turbulent heat transfer of viscoelastic fluid flow in a plane channel with transverse rectangular orifices,"
    Progress in Computational Fluid Dynamics, An International Journal, Vol. 13, Nos. 3/4 (2013), 212-223,
    [Online Journal / Preprint (PDF, 1.2MB)]

  34. X. Wu, N. Washio, H. Aida, T. Tsukahara, Y. Kawaguchi, and B. Yu,
    "PIV study on intermittent flow structure in Poiseuille channel flow at transitional Reynolds number,"
    Hsi-An Chiao Tung Ta Hsueh/Journal of Xi'an Jiaotong University, Vol. 47, No. 1 (2013), 101-106. (in Chinese)

  35. T. Tsukahara, Y. Sakamoto, D. Aoshima, M. Yamamoto, and Y. Kawaguchi,
    "Visualization and laser measurements on the flow field and sand movement on sand dunes with porous fences,"
    Experiments in Fluids, Vol. 52, No. 4 (2012), 877-890.
    [Online Journal]

  36. T. Tsukahara and Y. Kawaguchi,
    "Comparison of heat-transfer reduction in drag-reduced turbulent channel flows with different fluid and thermal boundary conditions,"
    Progress in Computational Fluid Dynamics, An International Journal, Vol. 11, Nos. 3/4 (2011), 215-225.
    [Online Journal / Preprint (PDF, 349KB)]

  37. T. Tsukahara, T. Kawase, and Y. Kawaguchi,
    "DNS of viscoelastic turbulent channel flow with rectangular orifice at low Reynolds number,"
    International Journal of Heat and Fluid Flow, Vol. 32 (2011), 529-538.
    [Online Journal / Preprint (PDF, 716KB)]

  38. T. Tsukahara, T. Ishigami, B. Yu, and Y. Kawaguchi,
    "DNS study on viscoelastic effect in drag-reduced turbulent channel flow,"
    Journal of Turbulence, Vol. 12 (2011), N13 (25 pages).
    [Online Journal / Preprint (PDF, 588KB)]

  39. T. Tsukahara, N. Tillmark, and P.H. Alfredsson,
    "Flow regimes in a plane Couette flow with system rotation,"
    Journal of Fluid Mechanics, Vol. 648 (2010), 5-33.
    [Online Journal / Preprint (PDF, 6.2MB)] [Seleted as a Focus on Fluids article]

  40. T. Koyama, T. Tsukahara, T. Matsumoto, Y. Jiang, and B. Li,
    "Numerical simulation of laboratory coupled shear-flow tests for rock fractures,"
    Journal of the Society of Materials Science, Japan, Vol. 59, No. 3 (2010), 205-210. (in Japanese)
    [Online Journal]

  41. T. Tsukahara,K. Iwamoto,H. Kawamura,
    "On the large-scale structure of turbulent heat transfer in a plane Couette flow,"
    Thermal Science & Engineering, Vol. 15, No. 3 (2007), 151-162. (in Japanese)
    [Online Journal]

  42. T. Tsukahara, H. Kawamura, and K. Shingai,
    "DNS of turbulent Couette flow with emphasis on the large-scale structure in the core region,"
    Journal of Turbulence, Vol. 7 (2006), N19 (16 pages).
    [Online Journal]

  43. T. Tsukahara and H. Kawamura,
    "Stretching rate of material lines in turbulent channel flow,"
    Nagare, Vol. 24, No. 6 (2005), 609-618. (in Japanese)
    [Online Journal]

  44. T. Tsukahara, S. Hane, and H. Kawamura,
    "DNS of turbulent heat transfer in plane Couette flow with emphasis on the large-scale structure,"
    Thermal Science & Engineering, Vol. 13, No. 4 (2005), 81-82.


Reviews
  1. K. Kunii, T. Ishida, T. Tsukahara,
    "Effects of wall curvature on localized turbulent structures and statistics in transitional sliding Couette flow,"
    Nagare, Vol. 35, No. 6 (2016), 475-480. (in Japanese)
    [Online Journal]

  2. Y. Kawaguchi, T. Tsukahara,
    "Turbulence and convective heat transfer in flow of surfactant solution,"
    Journal of the Heat Transfer Society of Japan, Vol. 55, No. 231 (2016), 9-14. (in Japanese)
    [Online Journal]

  3. T. Tsukahara, T. Ishida,
    "Lower bound of subcritical transition in plane Poiseuille flow,"
    Nagare, Vol. 34, No. 6 (2015), 383-386. (in Japanese)
    [Online Journal]

  4. S. Hara, R. Ii, T. Tsukahara, Y. Kawaguchi,
    "Consideration for turbulence energy spectrum in drag-reducing flow with surfactant additive,"
    Nagare, Vol. 33, No. 6 (2014), 531-538. (in Japanese)
    [Online Journal]

  5. Y. Kawaguchi, T. Tsukahara, M. Motozawa,
    "Turbulent eddy structures appearing in viscoelastic fluids,"
    Transactions of the Japan Society of Mechanical Engineers, Vol. 79, No. 808 (2013), 2660-2669. (in Japanese)
    [Online Journal (Open Access)]


Proceedings (with Peer Review)
  1. T. Fukuda and T. Tsukahara,
    "Turbulent heat transfer of transitional regime with helical turbulence in annular flow,"
    In: Proceedings of 12th International ERCOFTAC Symposium on Engineering Turbulence Modelling and Measurements,
    Montpellier, France, Sep. 26-28 (2018), * pages.
    to appear.

  2. K. Oda, T. Tsukahara, S. Jakirlić, and Y. Kawaguchi,
    "Reynolds-stress model applied to the drag-reducing viscoelastic turbulent flow over backward-facing step,"
    In: Proceedings of 12th International ERCOFTAC Symposium on Engineering Turbulence Modelling and Measurements,
    Montpellier, France, Sep. 26-28 (2018), * pages.
    to appear.

  3. T. Shimohigashi, T. Tsukahara, and Y. Kawaguchi,
    " Modeling of the diffusion characteristics of the unsteady plume in quasi-homogeneous turbulence for the estimation of the diffusion source,"
    In: Proceedings of Conference on Modelling Fluid Flow (CMFF'18),
    Budapest, Hungary, Sep. 4-7 (2018), * pages.
    to appear.

  4. T. Matsumoto, S. Hara, T. Tsukahara, and Y. Kawaguchi,
    "Instantaneous turbulent eddy structure relating to momentum and scalar transport in a drag reducing channel flow with surfactant additives,"
    In: Proceedings of the ASME Fluid Engineering Division Summer Meeting (FEDSM) 2017,
    Hawaii, USA, July 30 - Aug. 3 (2017), FEDSM2017-69533.

  5. S. Onishi, R. Ii, S. Hara, T. Tsukahara, and Y. Kawaguchi,
    "Large eddy structure appearing in meandering motion of high Reynolds number viscoelastic flow past a backward-facing step,"
    In: Proceedings of the ASME Fluid Engineering Division Summer Meeting (FEDSM) 2017,
    Hawaii, USA, July 30 - Aug. 3 (2017), FEDSM2017-69558.

  6. A. Yakeno and T. Tsukahara,
    "Linear transient growth of coherent structure in turbulent channel flow at low Reynolds number,"
    In: Proceedings of the 10th International Symposium on Turbulence and Shear Flow Phenomena,
    Chicago, USA, July 6-9 (2017), P-21 (6 pages).

  7. T. Nimura, T. Ishida, T. Kawata, and T. Tsukahara,
    "Modulated roll cells in rotating plane Couette flow of viscoelastic fluid,"
    In: Proceedings of the 10th International Symposium on Turbulence and Shear Flow Phenomena,
    Chicago, USA, July 6-9 (2017), 2B-3 (6 pages).

  8. S. Hara, S. Onishi, R. Ii, T. Tsukahara, and Y. Kawaguchi,
    "Analysis of the turbulent kinetic energy budget for meandering motion appearing in a backward-facing step flow of viscoelastic fluid in high Reynolds number,"
    In: Proceedings of the 10th International Symposium on Turbulence and Shear Flow Phenomena,
    Chicago, USA, July 6-9 (2017), 1D-4 (6 pages).

  9. S. Inoue, T. Tsukahara, S. Jakirlić, and Y. Kawaguchi,
    "A Reynolds stress model for drag-reducing viscoelastic turbulent flow,"
    In: Proceedings of 11th International ERCOFTAC Symposium on Engineering Turbulence Modelling and Measurements,
    Palermo, Italy, Sep. 21-23 (2016), 6 pages.

  10. S. Hara, T. Tsukahara, and Y. Kawaguchi,
    "Experimental investigation on the streamwise velocity fluctuation with the Reynolds-number dependence in turbulent viscoelastic-fluid flows,"
    In: Proceedings of 11th International ERCOFTAC Symposium on Engineering Turbulence Modelling and Measurements,
    Palermo, Italy, Sep. 21-23 (2016), 6 pages.

  11. Y. Yamada, T. Tsukahara, M. Motosuke, and Y. Fujino,
    "CFD analysis of strut influence on blood flow in stent-implanted left main coronary artery bifurcation,"
    In: Proceedings of 38th Annual International Conference of the IEEE Engineering in Medicine and Biology Society,
    Orlando, FL, USA, Aug. 16-20 (2016), 3306-3309.

  12. K. Watanabe, Y. Kaiho, S. Hara, T. Tsukahara, and Y. Kawaguchi,
    "A study on heat transport phenomena in a developed thermal boundary layer of drag reducing channel flow,"
    In: Proceedings of ASME 2016 Fluids Engineering Division Summer Meeting,
    Washington DC, USA, July 10-14 (2016), FEDSM2016-7680.

  13. Y. Kaiho, S. Hara, T. Tsukahara, and Y. Kawaguchi,
    "Spectral analysis and discussion on the velocity fluctuation in drag reducing channel flow by surfactant additives,"
    In: Proceedings of ASME 2016 Fluids Engineering Division Summer Meeting,
    Washington DC, USA, July 10-14 (2016), FEDSM2016-7725.

  14. M. Endo, Q.Q. Shao, T. Tsukahara, and Y. Kawaguchi,
    "Characteristics of high concentration pulses in turbulent mass diffusion,"
    In: Proceedings of ASME 2016 Fluids Engineering Division Summer Meeting,
    Washington DC, USA, July 10-14 (2016), FEDSM2016-7786.

  15. R. Ii, S. Hara, T. Tsukahara, and Y. Kawaguchi,
    "Turbulence modulation and instability induced by surfactant additives in backward-facing step flow,"
    In: Proceedings of the 9th International Symposium on Turbulence and Shear Flow Phenomena,
    Melbourne, Australia, June 30 - July 3 (2015), 3D-3 (6 pages).

  16. D. Sekine, T. Tsukahara, and Y. Kawaguchi,
    "Study on graphical statistics characterizing a turbulent scalar diffusion toward the source estimation via image processing,"
    In: Proceedings of the 9th International Symposium on Turbulence and Shear Flow Phenomena,
    Melbourne, Australia, June 30 - July 3 (2015), P-42 (6 pages).

  17. M. Takahashi, T. Tsukahara, and Y. Kawaguchi,
    "Application of non-linear k-ε model to viscoelastic fluid flow,"
    In: Proceedings of Tenth International ERCOFTAC Symposium on Engineering Turbulence Modelling and Measurements,
    Marbella, Spain, Sep. 17-19 (2014), 7 pages.

  18. R. Goto, Z. Fu, T. Tsukahara, and Y. Kawaguchi,
    "Near wall turbulent structure in drag-reducing channel flow with polymer dosing from the wall,"
    In: Proceedings of Tenth International ERCOFTAC Symposium on Engineering Turbulence Modelling and Measurements,
    Marbella, Spain, Sep. 17-19 (2014), 8 pages.

  19. S. Hara, S. Kawada, T. Tsukahara, and Y. Kawaguchi,
    "Operation of functional fluid by local wall heating in a drag-reducing surfactant solution flow,"
    In: Proceedings of the 15th International Heat Transfer Conference,
    Kyoto, Japan, Aug. 10-15 (2014), IHTC15-9676 (12 pages).

  20. T. Minegishi, T. Tsukahara, and Y. Kawaguchi,
    "Stress field analysis around vortex in elastic layer of viscoelastic turbulent channel flow,"
    Journal of Physics: Conference Series, Vol. 530, XXI Fluid Mechanics Conference (KKMP2014),
    Krakow, Poland, Jun. 15-18 (2014), 012059 (7 pages).
    [Online Journal (Open Access)]

  21. T. Ishida, T. Tsukahara, and Y. Kawaguchi,
    "Effects of spanwise rotation on the structure of turbulent stripe in plane Poiseuille flow,"
    In: Proceedings of the 8th International Symposium on Turbulence and Shear Flow Phenomena,
    Poitiers, France, Aug. 28-30 (2013), ROTB2 (6 pages).

  22. K. Oyagi, T. Tsukahara, and Y. Kawaguchi,
    "Characteristics extraction of a turbulent diffusion state for quick trace-back estimation of the diffusion source,"
    In: Proceedings of the 8th International Symposium on Turbulence and Shear Flow Phenomena,
    Poitiers, France, Aug. 28-30 (2013), PSB2 (6 pages).

  23. Y. Iwaki, M. Motozawa, T. Tsukahara, and Y. Kawaguchi,
    "Modification of drag-reduced flow by dosing water from the wall: Investigation of turbulent structure by PIV,"
    In: Proceedings of the 8th International Symposium on Turbulence and Shear Flow Phenomena,
    Poitiers, France, Aug. 28-30 (2013), P06 (6 pages).

  24. K. Oyagi, T. Tsukahara, and Y. Kawaguchi,
    "Experimental consideration for the map based source estimation of concentration diffusion in turbulent flow,"
    In: Proceedings of the 8th World Conference on Experimental Heat Transfer, Fluid Mechanics, and Thermodynamics,
    Lisbon, Portugal, Jun. 16-20, (2013), Turbulence-259 (7 pages).

  25. Y. Iwaki, M. Motozawa, T. Tsukahara, and Y. Kawaguchi,
    "Enhanced drag reduction in surfactant flow by dosing water from wall: investigation of turbulent statistics by PIV and PLIF,"
    In: Proceedings of the 8th World Conference on Experimental Heat Transfer, Fluid Mechanics, and Thermodynamics,
    Lisbon, Portugal, Jun. 16-20, (2013), Turbulence-453 (7 pages).

  26. S. Kawada, T. Tsukahara, and Y. Kawaguchi,
    "Investigation on functionality of surfactant solution in turbulent heat transfer downstream of orifice,"
    In: Proceedings of the 8th World Conference on Experimental Heat Transfer, Fluid Mechanics, and Thermodynamics,
    Lisbon, Portugal, Jun. 16-20, (2013), Turbulence-272 (7 pages).

  27. T. Ishida, T. Tsukahara, and Y. Kawaguchi,
    "DNS of rotating turbulent plane Poiseuille flow in low Reynolds- and rotation-number ranges,"
    In: Progress in Turbulence V, Springer Proceedings in Physics, Vol. 149, Proceedings of the iTi (interdisciplinary turbulence initiative), Bertinoro, Italy, Oct. 1-3 2012 (eds. A. Tallamelli, M. Oberlack, & J. Peinke), Springer (2014), pp. 177-182.
    [Online Book]

  28. S. Kawada, D. Tsurumi, T. Tsukahara, and Y. Kawaguchi,
    "Experimental study on heat transfer augmentation in viscoelastic turbulent channel flow by two-dimensional orifice,"
    In: Proceedings of the Seventh International Symposium on Turbulence, Heat and Mass Transfer,
    Palermo, Italy, Sep. 24-27, (2012), 1013-1016.

  29. D. Tsurumi, S. Kawada, T. Kawase, T. Tsukahara, and Y. Kawaguchi,
    "Experimental analysis of turbulent structure of viscoelastic fluid flow in downstream of two-dimensional orifice,"
    In: Proceedings of the Seventh International Symposium on Turbulence, Heat and Mass Transfer,
    Palermo, Italy, Sep. 24-27, (2012), 191-194.

  30. T. Tsukahara, M. Motozawa, T. Kawase, D. Tsurumi, and Y. Kawaguchi,
    "PIV and DNS analysis of viscoelastic turbulent flows behind a rectangular orifice,"
    In: Proceedings of Ninth International ERCOFTAC Symposium on Engineering Turbulence Modelling and Measurements,
    Thessaloniki, Greece, June 6-8 (2012), 0041 (USB), 6pp.

  31. T. Tsukahara,
    "Structures and turbulent statistics in a rotating plane Couette flow,"
    Journal of Physics: Conference Series, Vol. 318, 13th EUROMECH European Turbulence Conference,
    Warsaw, Poland, Sep. 12-15 (2011), 022024, 11pp.
    [Online Journal]

  32. K. Ohnishi, T. Tsukahara, and Y. Kawaguchi,
    "Turbulence budget in transitional plane Couette flow with turbulent stripe,"
    Journal of Physics: Conference Series, Vol. 318, 13th EUROMECH European Turbulence Conference,
    Warsaw, Poland, Sep. 12-15 (2011), 032033, 11pp.
    [Online Journal]

  33. H. Aida, T. Tsukahara, and Y. Kawaguchi,
    "Development process of a turbulent spot into stripe pattern in plane Poiseuille flow,"
    In: Proceedings of the Seventh International Symposium on Turbulence and Shear Flow Phenomena,
    Ottawa, Canada, July 28-31 (2011), Paper-ID #8D2P (USB), 6 pp.
    [arXiv]

  34. H. Kawamoto, T. Tsukahara, H. Kawamura, and Y. Kawaguchi,
    "Proposal of k-ε model for visco-elastic fluid flow: toward prediction of drag-reducing turbulence,"
    In: Proceedings of Eighth International ERCOFTAC Symposium on Engineering Turbulence Modelling and Measurements,
    Marseille, France, June 9-11 (2010), Vol. 2, pp. 350-355.

  35. T. Kawase, T. Tsukahara, and Y. Kawaguchi,
    "DNS of viscoelastic turbulent channel flow with two-dimensional slits,"
    In: Proceedings of Eighth International ERCOFTAC Symposium on Engineering Turbulence Modelling and Measurements,
    Marseille, France, June 9-11 (2010), Vol. 3, pp. 732-737.

  36. Y. Sakamoto, S. Shimazu, T. Tsukahara, M. Yamamoto, and Y. Kawaguchi,
    "Control of sand movement on model dune by fence installation – Experimental study using LDV,"
    In: Proceedings of the Sixth International Symposium on Turbulence, Heat and Mass Transfer,
    Rome, Italy, Sep. 14-18 (2009), pp. 901-904.

  37. S. Hashimoto, A. Hasobe, T. Tsukahara, Y. Kawaguchi, and H. Kawamura,
    "An experimental study on turbulent-stripe structure in transitional channel flow,"
    In: Proceedings of the Sixth International Symposium on Turbulence, Heat and Mass Transfer,
    Rome, Italy, Sep. 14-18 (2009), (10 pages).
    [Online Journal] [arXiv]

  38. T. Tsukahara, Y. Kawaguchi, and H. Kawamura,
    "DNS of turbulent plane Couette flow with emphasis on turbulent stripe,"
    Advances in Turbulence XII,
    In: Proceedings of the Twelfth EUROMECH European Turbulence Conference,
    Marburg, Germany, Sep. 7-10 (2009), pp. 71-74.
    [Online Journal]

  39. T. Ishigami, T. Tsukahara, and Y. Kawaguchi,
    "DNS study on 'diameter effect' of drag reduction in viscoelastic-fluid flow,"
    Advances in Turbulence XII,
    In: Proceedings of the Twelfth EUROMECH European Turbulence Conference,
    Marburg, Germany, Sep. 7-10 (2009), pp. 363-366.
    [Online Journal]

  40. T. Tsukahara, Y. Kawaguchi, H. Kawamura, N. Tillmark, and P.H. Alfredsson,
    "Turbulence stripe in transitional channel flow with/without system rotation,"
    In: Proceedings of Seventh IUTAM Symposium on Laminar-Turbulent Transition, Stockholm, Sweden, Jun. 23-26 2009 (eds. P. Schlatter & D.S. Henningson), IUTAM Bookseries, Vol. 18, Springer (2010), pp. 421-426.
    [Online Book]

  41. T. Ishigami, T. Tsukahara, Y. Kawaguchi, and B. Yu,
    "DNS Study on viscoelastic effect in drag-reduced turbulent channel flow,"
    In: Proceedings of the Sixth International Symposium on Turbulence and Shear Flow Phenomena,
    Seoul, Korea, Jun. 22-24 (2009), pp. 359-364.

  42. K. Iwamoto, T. Tsukahara, H. Nakano, and H. Kawamura,
    "Effect of large-scale structures upon near-wall turbulence,"
    In: Proceedings of IUTAM Symposium on Computational Physics and New Perspectives in Turbulence,
    Nagoya, Japan, Sep. 11-14 2006 (ed. Kaneda, Y.), Springer Netherlands (2007), pp. 55-60.
    [Online Journal]

  43. T. Tsukahara, K. Iwamoto and H. Kawamura,
    "Evolution of material line in turbulent channel flow,"
    In: Proceedings of the Fifth International Symposium on Turbulence and Shear Flow Phenomena,
    Munich, Germany, Aug. 27-29 (2007), pp. 549-554.
    [PDF (1.0MB)]

  44. T. Tsukahara, K. Iwamoto and H. Kawamura,
    "POD analysis of large-scale structures through DNS of turbulent plane Couette flow,"
    Advances in Turbulence XI (eds. Palma J.M.L.M. & Silva Lopes A., Springer Proc. in Phys. 117, Springer, Heidelberg),
    In: Proceedings of the Eleventh EUROMECH European Turbulence Conference,
    Porto, Portugal, June 25-28 (2007), pp. 245-247.
    [PDF (0.3MB)]

  45. T. Tsukahara, K. Iwamoto, H. Kawamura, and T. Takeda,
    "DNS of Heat Transfer in a Transitional Channel Flow Accompanied by a Turbulent Puff-like Structure,"
    In: Proceedings of the Fifth International Symposium on Turbulence, Heat and Mass Transfer,
    Dubrovnik, Croatia, Sep. 25-29 (2006), pp. 193-196.
    [PDF (short paper 1.1MB), (full paper 6.4MB)] [arXiv]

  46. T. Tsukahara, Y. Seki, H. Kawamura, and D. Tochio,
    "DNS of turbulent channel flow at very low Reynolds numbers,"
    In: Proceedings of the Fourth International Symposium on Turbulence and Shear Flow Phenomena,
    Williamsburg, VA, USA, Jun. 27-29 (2005), pp. 935-940.
    [PDF(1.1MB)] [arXiv]

  47. T. Tsukahara, H. Kawamura, and K. Shingai,
    "DNS of turbulent Couette flow with respect to a large scale structure in the core region,"
    Advances in Turbulence X (eds. H.I. Andersson & P.-Å. Krogstad),
    In: Proceedings of the Tenth EUROMECH European Turbulence Conference,
    Trondheim, Norway, Jun. 29 - Jul. 2 (2004), pp. 611-614.
    [PDF(2.0MB)]


Invited Talks
  1. T. Tsukahara,
    "Deep convolutional neural network for scalar-source estimation in turbulent flow,"
    US-Japan Workshop on Bridging Fluid Mechanics and Data Science,
    Morito Memorial Hall, Tokyo University of Science, Tokyo, Japan, Mar. 26-28 (2018).

  2. T. Tsukahara,
    "Viscoelastic effects on roll cells in wall-bounded shear flow: Toward clarifications of DR and EIT,"
    Mini-Symposium: Dynamics of Viscoelastic and Inertioelastic Flows,
    OIST, Okinawa, Japan, Jan. 18-20 (2018).

  3. T. Tsukahara,
    "Photo-induced flows relevant to laser-based droplet manipulations,"
    8th International Conference and Exhibition on Lasers, Optics & Photonics (Optics2017),
    Las Vegas, USA, Nov. 15-17 (2017).

  4. T. Tsukahara, T. Ishida,
    "Subcritical transition in annular Poiseuille flow,"
    The 5th International Workshop on Fluid Flow, Heat Transfer and Turbulent Drag Reduction (IWFHT2016),
    XJTU, Xi'an, China, Dec. 9-10 (2016).

  5. N. Kazuno, M. Motosuke, T. Tsukahara,
    "DNS study of Marangoni-driven droplet motion in photothermal manipulation,"
    The 4th International Workshop on Fluid Flow, Heat Transfer and Turbulent Drag Reduction (IWFHT2016),
    TUS, Chiba, Japan, Aug. 8 (2016).

  6. T. Tsukahara
    "Laminar-turbulent pattern in annular/plane channel flows,"
    International Symposium on Near-Wall Flows: Transition and Turbulence (RIMS International Project Research 2016: Fluid Dynamics of Near-Wall Turbulence),
    Kyoto University, Kyoto, Japan, Jun. 20-22 (2016).

  7. T. Tsukahara, Y. Kawaguchi
    "Elasto-inertial turbulence in subcritical regime of wall-bounded flows,"
    The 3rd International Workshop on Fluid Flow, Heat Transfer and Turbulent Drag Reduction (IWFHT2015),
    XJTU, Xi'an, China, Dec. 6-8 (2015).

  8. T. Tsukahara,
    "On the transition to/from turbulence in channel flows,"
    KTH Mechanics Seminars,
    KTH, Stockholm, Sweden, Mar. 8 (2012).

  9. T. Tsukahara,
    "On the transition to/from turbulence in channel flows,"
    France-Japan Sakura Program Seminar on Turbulent Transition,
    ENSTA, Paris, Frace, Feb. 29 (2012).

  10. T. Tsukahara,
    "On the transition to/from turbulence in channel flows,"
    Turbulence Seminars,
    Philipps-Universität Marburg, Marburg, Germany, Jan. 31 (2012).

  11. T. Tsukahara,
    "Transitional structure in plane Poiseuille/Couette flow,"
    Turbulence Seminars,
    Department of Aeronautics, Imperial College London, UK, Nov. 4 (2011).

  12. T. Tsukahara,
    "Numerical study on viscoelastic turbulent flow exhibiting drag reduction,"
    Seminar in the Collaborative Research Centre 568, Darmstadt University of Technology,
    TU-Darmstadt/Lichtwiese, Darmstadt, Germany, Jun. 6 (2011).

  13. T. Tsukahara,
    "Transition to/from turbulence in subcritical flows between two infinite parallel plates,"
    In: Proceedings of Korea-Japan CFD Workshop 2010,
    POSCO International Center, Pohang, Korea, Nov. 19 (2010), pp. 296-306.


Proceedings (w/o Peer Review) / Seminar / Report
  1. T. Tsukahara, S. Inoue, S. Jakirlić, and Y. Kawaguchi,
    "Reynolds stress model for drag-reducing viscoelastic turbulent flow: a simple model for non-linear term in averaged constitutive equation,"
    In: Proceedings of the 6th Asian Symposium on Computational Heat Transfer and Fluid Flow,
    Chennai, India, Dec. 10-13 (2017), #177, 6 pages.

  2. K. Fukudome, T. Tsukahara, and Y. Ogami,
    "Heat and momentum transfer of the turbulent stripes in plane Couette flows for transitional region,"
    In: Proceedings of the 6th Asian Symposium on Computational Heat Transfer and Fluid Flow,
    Chennai, India, Dec. 10-13 (2017), #263, 4 pages.

  3. K. Yamasaki, T. Tsukahara, and I. Ueno,
    "Direct numerical simulation of thermocapillary-driven flow in a free liquid film with considering surface deformation,"
    In: Proceedings of the 6th Asian Symposium on Computational Heat Transfer and Fluid Flow,
    Chennai, India, Dec. 10-13 (2017), #129, 6 pages.

  4. K. Nitta, M. Muto, K. Yamamoto, M. Motosuke, and T. Tsukahara,
    "Two-dimensional direct numerical simulation of driving liquid column with photoresponsive surfactant,"
    In: Proceedings of the 6th Asian Symposium on Computational Heat Transfer and Fluid Flow,
    Chennai, India, Dec. 10-13 (2017), #119, 6 pages.

  5. R. Tanaka and T. Tsukahara,
    "DNS of Taylor-Couette flow between counter-rotating cylinders with low radius ratio: Re-dependence and η-dependence,"
    In: Proceedings of the 6th Asian Symposium on Computational Heat Transfer and Fluid Flow,
    Chennai, India, Dec. 10-13 (2017), #114, 6 pages.

  6. T. Tsukahara,
    "Numerical study on spatiotemporally intermittent arrangement of laminar-turbulent coexistence as a DP stochastic process,"
    In: Abstract of International Symposium on Fluctuation and Structure out of Equilibrium 2017 (SFS2017),
    Sendai, Japan, Nov. 20-23 (2017), PB116.

  7. T. Tsukahara, T. Ishida, G. Brethouwer, Y. Duguet,
    "Laminar-turbulent pattern in plane Couette flow with one roughened wall,"
    In: Proceedings of the Ninth JSME-KSME Thermal and Fluids Engineering Conference,
    Okinawa, Japan, Oct. 27-30 (2017), TFEC9-1640 (USB), 5 pp.

  8. K. Fukudome, T. Tsukahara, Y. Ogami,
    "Heat transfer and flow structure of the turbulent stripes in plane Couette flows for transitional region,"
    In: Proceedings of the Ninth JSME-KSME Thermal and Fluids Engineering Conference,
    Okinawa, Japan, Oct. 27-30 (2017), TFEC9-1520 (USB), 4 pp.

  9. Y. Akechi, Y. Yamada, T. Osawa, T. Tsukahara, Y. Hasegawa,
    "PIV measurement of viscoelastic fluid flow behind a cylinder in a rectangular duct,"
    In: Proceedings of the Ninth JSME-KSME Thermal and Fluids Engineering Conference,
    Okinawa, Japan, Oct. 27-30 (2017), TFEC9-1112 (USB), 5 pp.

  10. Y. Yamada, T. Tsukahara, Y. Hasegawa,
    "DNS study of viscoelastic flow past a confined cylinder,"
    In: Proceedings of the Ninth JSME-KSME Thermal and Fluids Engineering Conference,
    Okinawa, Japan, Oct. 27-30 (2017), TFEC9-1101 (USB), 5 pp.

  11. K. Takagi, T. Tsukahara, T. Osawa, Y. Hasegawa,
    "Experimental observation of micro particle assembly inside evaporating water-ethanol sessile droplet,"
    In: Proceedings of the Ninth JSME-KSME Thermal and Fluids Engineering Conference,
    Okinawa, Japan, Oct. 27-30 (2017), TFEC9-1075 (USB), 5 pp.

  12. T. Tsukahara, T. Ishida,
    "Robustness and universality of turbulent stripe,"
    In: Proceedings of the 61st Workshop on Investigation and Control of Transition to Turbulence,
    Chofu, Japan, Sep. 20-22 (2017), (1 page).

  13. S. Inooka, T. Tsukahara,
    "DNS study on Reynolds-number dependence of spot growth to oblique turbulent band in plane Poiseuille flow,"
    In: Abstracts of the 16th EUROMECH European Turbulence Conference,
    Stockholm, Sweden, Aug. 21-24 (2017), No. 29564 (1 page).

  14. T. Nimura, T. Tsukahara,
    "Turbulent band in rotating plane Couette flow of viscoelastic fluid,"
    In: Abstracts of the 16th EUROMECH European Turbulence Conference,
    Stockholm, Sweden, Aug. 21-24 (2017), No. 29570 (1 page).

  15. T. Nimura, T. Tsukahara,
    "Viscoelastic effect on roll cells in rotating plane Couette flow,"
    The 7th International Symposium Bifurcations and Instabilities in Fluid Dynamics,
    The Woodlands, TX, USA, Jul. 11-14 (2017).

  16. D. Kondo, L. Mu, M. Inoue, H. Himeda, T. Tsukahara, H. Yoshikawa, F.. Zoueshtiagh, I. Ueno,
    "Acceleration of macroscopic contact line of droplet spreading on a substrate after interaction with particle,"
    11th Asian Microgravity Symposium,
    Sapporo, Japan, Oct. 25-29 (2016).

  17. K. Takagi, T. Tsukahara, T. Osawa, Y. Hasegawa,
    "Confocal-microscope measurement of spatio-temporal distribution of micro particles in drop evaporation process,"
    The 5th International Workshop on Fluid Flow, Heat Transfer and Turbulent Drag Reduction (IWFHT2016),
    XJTU, Xi'an, China, Dec. 9-10 (2016).

  18. Y. Yamada, T. Tsukahara, Y. Hasegawa,
    "DNS study of viscoelastic fluid past a confined cylinder,"
    The 5th International Workshop on Fluid Flow, Heat Transfer and Turbulent Drag Reduction (IWFHT2016),
    XJTU, Xi'an, China, Dec. 9-10 (2016).

  19. T. Ishida, T. Tsukahara, and S. Inooka,
    "Investigating the lower critical Reynolds number focusing on the turbulent spot and stripe at plane channel flow,"
    In: Abstracts of 11th Euromech Fluid Mechanics Conference (EFMC11),
    Seville, Spain, Sep. 12-16 (2016), #429.

  20. K. Kunii, T. Ishida, and T. Tsukahara,
    "Helical turbulence and puff in transitional sliding Couette flow,"
    In: Abstract of 24th International Congress of Theoretical Applied Mechanics (ICTAM2016),
    Montreal, Canada, Aug. 21-26 (2016), pp. 929-930.

  21. Q.-Q. Shao, Y.-H. Zhang, T. Tsukahara, and Y. Kawaguchi,
    "Study on the diffusion distance-dependent characteristics of passive scalar plumes in turbulent shear flow,"
    In: Proceedings of 9th International Symposium on Heat Transfer (ISHT-9),
    Beijing, China, Aug. 15-19 (2016).

  22. K. Kunii, T. Ishida, T. Tsukahara,
    "DNS study of transitional sliding Couette flow,"
    The 4th International Workshop on Fluid Flow, Heat Transfer and Turbulent Drag Reduction (IWFHT2016),
    TUS, Chiba, Japan, Aug. 8 (2016).

  23. K. Kunii, T. Ishida, T. Tsukahara,
    "Transitional structures in sliding Couette flow with full and hypothetical circumference,"
    International Symposium on Near-Wall Flows: Transition and Turbulence (RIMS International Project Research 2016: Fluid Dynamics of Near-Wall Turbulence),
    Kyoto University, Kyoto, Japan, Jun. 20-22 (2016).

  24. K. Fukudome, T. Tsukahara, Y. Ogami,
    "Turbulent stripe pattern in Poiseuille flow at transitional region,"
    International Symposium on Near-Wall Flows: Transition and Turbulence (RIMS International Project Research 2016: Fluid Dynamics of Near-Wall Turbulence),
    Kyoto University, Kyoto, Japan, Jun. 20-22 (2016).

  25. N. Kazuno, T. Tsukahara, and M. Motosuke,
    "DNS study of a small droplet driven by the thermal Marangoni effect,"
    In: Abstract of 8th Conference of the International Marangoni Association (IMA8),
    Bad Honnef, Germany, Jun. 12-16 (2016), p. 55.

  26. M. Inoue, N. Kazuno, L.Z. Mu, D. Kondo, T. Tsukahara, T. Kaneko, F. Zoueshtiagh, and I. Ueno,
    "Direct numerical simulation of dynamic behavior of liquid-gas interface after interaction with particle,"
    In: Abstract of 8th Conference of the International Marangoni Association (IMA8),
    Bad Honnef, Germany, Jun. 12-16 (2016), p. 49.

  27. S. Hara, R. Ii, T. Tsukahara, and Y. Kawaguchi,
    "Heat transfer enhancement caused by the meandering motion appearing in the backward-facing step flow with surfactant additives in high Reynolds number,"
    In: Proceedings of the First Pacific-Rim Thermal Engineering Conference (PRTEC),
    Hawaii's Big Island, USA, Mar. 13-17 (2016), PRTEC-14998, 5 pages.

  28. M. Endo, Q.-Q. Shao, T. Tsukahara, and Y. Kawaguchi,
    "Study on the diffusion mechanism and the formation process of the high concentration pulse in material turbulent diffusion with the conditional sampling technique,"
    In: Proceedings of the First Pacific-Rim Thermal Engineering Conference (PRTEC),
    Hawaii's Big Island, USA, Mar. 13-17 (2016), PRTEC-15123, 5 pages.

  29. T. Tsukahara,
    "A stochastic study of the disturbance growth to a turbulent band,"
    JSPS-CNRS Workshop on Transition to Turbulence 2016,
    ESPCI, France, Mar. 2-3 (2016).

  30. T. Ishida, G. Brethouwer, Y. Duguet, and T. Tsukahara,
    "Turbulent transition in plane Couette flow with roughness,"
    JSPS-CNRS Workshop on Transition to Turbulence 2016,
    ESPCI, France, Mar. 2-3 (2016).

  31. T. Tsukahara
    "DNS study on rotating plane Couette flow of viscoelastic fluid,"
    Minisymposium TUS-TUW,
    Wien, Austria, Jan. 15-19 (2016).

  32. Y. Kawaguchi, T. Tsukahara
    "Modification of coherent eddy structure near the wall by polymer dosing from the wall,"
    The 3rd International Workshop on Fluid Flow, Heat Transfer and Turbulent Drag Reduction (IWFHT2015),
    XJTU, Xi'an, China, Dec. 6-8 (2015).

  33. A. Ikegami, T. Tsukahara, Y. Kawaguchi
    "Influence of viscoelasticity on turbulent flow over a backward-facing step at low Reynolds number,"
    The 3rd International Workshop on Fluid Flow, Heat Transfer and Turbulent Drag Reduction (IWFHT2015),
    XJTU, Xi'an, China, Dec. 6-8 (2015).

  34. S. Inoue, T. Tsukahara, Y. Kawaguchi
    "A Reynolds-stress model for turbulent channel flow of a drag reducing viscoelastic fluid,"
    The 3rd International Workshop on Fluid Flow, Heat Transfer and Turbulent Drag Reduction (IWFHT2015),
    XJTU, Xi'an, China, Dec. 6-8 (2015).

  35. T. Ishihara, K. Iwamoto, H. Mamori, Y. Kawaguchi, T. Tsukahara, T. Tamura,
    "Computational science of turbulence in atmospheric boundary layers",
    Annual Report of the Earth Simulator Center April 2014 - March 2015, Japan Agency for Marine-Earth Science and Technology (JAMSTEC) (2015), pp. 113-117.

  36. W. Sekiguchi, D. Cerizza, T. Tsukahara, and Y. Hasegawa,
    "Estimation of scalar source strength based on sensor information by adjoint analysis in turbulence,"
    In: Proceedings of the 5th Asian Symposium on Computational Heat Transfer and Fluid Flow,
    Busan, Korea, Nov. 22-25 (2015), ASCHT15-Mon04-013, 5 pages.

  37. N. Kazuno, Y. Miyazaki, T. Tsukahara, and I. Ueno,
    "Numerical study on dynamics behavior of contact line moving on small-particle surface,"
    In: Proceedings of the 5th Asian Symposium on Computational Heat Transfer and Fluid Flow,
    Busan, Korea, Nov. 22-25 (2015), ASCHT15-Mon07-004, 5 pages.

  38. S. Inoue, T. Tsukahara, S. Jakirlić, and Y. Kawaguchi,
    "A Reynolds-stress model for turbulent flow of a drag-reducing viscoelastic fluid,"
    In: Proceedings of the 5th Asian Symposium on Computational Heat Transfer and Fluid Flow,
    Busan, Korea, Nov. 22-25 (2015), ASCHT15-Wed02-004, 5 pages.

  39. H. Tatematsu, T. Ishida, and T. Tsukahara,
    "Structures in laminar plane Couette flows destabilized by system rotation,"
    In: Proceedings of the 5th Asian Symposium on Computational Heat Transfer and Fluid Flow,
    Busan, Korea, Nov. 22-25 (2015), ASCHT15-Mon05-007, 5 pages.

  40. A. Ikegami, T. Tsukahara, and Y. Kawaguchi,
    "Viscoelastic stress field in turbulent flow behind backward-facing step,"
    In: Proceedings of the 5th Asian Symposium on Computational Heat Transfer and Fluid Flow,
    Busan, Korea, Nov. 22-25 (2015), ASCHT15-Mon04-006, 4 pages.

  41. T. Ishida and T. Tsukahara,
    "Turbulent annular pipe flow in subcritical transition regime: Numerical study on heat transfer,"
    In: Proceedings of the 5th Asian Symposium on Computational Heat Transfer and Fluid Flow,
    Busan, Korea, Nov. 22-25 (2015), ASCHT15-Mon04-009, 4 pages.

  42. Z. Fu, T. Tsukahara, and Y. Kawaguchi,
    "Diffusion of the injected viscoelastic polymer solution in a channel flow associated with evolution of eddy structure,"
    In: Proceedings of International Symposium on Rheology,
    Kobe, Japan, Sept. 23-25, (2015), 2 pages.

  43. D. Cerizza, W. Sekiguchi, T. Tsukahara, and Y. Hasegawa,
    "Reconstruction of time-varying scalar source intensity based on sensing signal in turbulent channel flow,"
    In: Proceedings of the 8th International Symposium on Turbulence, Heat and Mass Transfer,
    Sarajevo, Bosnia and Herzegovina, Sep. 15-18 (2015).

  44. K. Watanabe, Y. Kaiho, S. Hara, T. Tsukahara, and Y. Kawaguchi,
    "Temperature fluctuation appearing in bilayered thermal boundary in drag-reducing surfactant solution flow,"
    In: Proceedings of the 8th International Symposium on Turbulence, Heat and Mass Transfer,
    Sarajevo, Bosnia and Herzegovina, Sep. 15-18 (2015).

  45. S. Hara, R. Ii, T. Tsukahara, and Y. Kawaguchi,
    "Analysis of organized turbulent structure by pattern recognition technique in drag-reducing surfactant solution flow in a channel,"
    In: Proceedings of the 8th International Symposium on Turbulence, Heat and Mass Transfer,
    Sarajevo, Bosnia and Herzegovina, Sep. 15-18 (2015).

  46. T. Ishida, T. Tsukahara,
    "Turbulent annular pipe flow in subcritical transition regime: effect of radius ratio on structures,"
    In: Proceedings of the 15th EUROMECH European Turbulence Conference,
    Delft, The Netherlands, Aug. 25-28 (2015), No. 82 (2 pages).

  47. T. Ishida and T. Tsukahara,
    "Turbulent annular pipe flow in subcritical transition regime: Direct numerical simulation of a large domain,"
    In: Proceedings of the ASME-JSME-KSME Joint Fluids Engineering Conference 2015,
    Seoul, Korea, July 26-31 (2015), AJKFluids2015-15472, 4 pages.

  48. M. Endo, T. Tsukahara, and Y. Kawaguchi,
    "Relationship between diffusing-material lumps and organized structures in turbulent flow,"
    In: Proceedings of the ASME-JSME-KSME Joint Fluids Engineering Conference 2015,
    Seoul, Korea, July 26-31 (2015), AJKFluids2015-24432, 7 pages.

  49. A. Ikegami, T. Tsukahara, and Y. Kawaguchi,
    "Influence of viscoelasticity on turbulent flow over a backward-facing step,"
    In: Proceedings of the ASME-JSME-KSME Joint Fluids Engineering Conference 2015,
    Seoul, Korea, July 26-31 (2015), AJKFluids2015-25251, 4 pages.

  50. H. Sugioka, Z. Fu, T. Tsukahara, and Y. Kawaguchi,
    "PIV-PLIF experiment on modification of turbulent scalar diffusion near wall by uniform blowing,"
    In: Proceedings of the ASME-JSME-KSME Joint Fluids Engineering Conference 2015,
    Seoul, Korea, July 26-31 (2015), AJKFluids2015-25431, 6 pages.

  51. Y. Kawaguchi and T. Tsukahara,
    "Modification of coherent eddy structure near the wall by polymer dosing from the wall,"
    In: Proceedings of the ASME-JSME-KSME Joint Fluids Engineering Conference 2015,
    Seoul, Korea, July 26-31 (2015), AJKFluids2015-25817, 1 pages.

  52. Y. Sugawara, T. Tsukahara, and Y. Kawaguchi,
    "Multidimensional measurements of turbulent boundary layer including scattered particles using PIV technique,"
    In: Proceedings of the ASME-JSME-KSME Joint Fluids Engineering Conference 2015,
    Seoul, Korea, July 26-31 (2015), AJKFluids2015-32390, 6 pages.

  53. T. Ishida and T. Tsukahara,
    "Turbulent annular pipe flow in subcritical transition regime: Occurence of helical turbulent band,"
    In: Abstract of the 6th International Symposium on Bifurcations and Instabilities in Fluid Dynamics,
    Paris, France, July 15-17 (2015), p. 349.

  54. T. Ishida and T. Tsukahara,
    "Numerical investigation of high rotation effects on laminar flow in rotating plane Couette flow,"
    In: Abstract of the 19th International Couette-Taylor Workshop,
    Cottbus, Germany, June 22-24 (2015), pp. 52-53.

  55. T. Tsukahara
    "DNS on micro-scale multiphase flows: controls of contact line and droplet,"
    Minisymposium TUS-TUW,
    Wien, Austria, Mar. 13 (2015).

  56. T. Tsukahara,
    "Finite vs infinite band in transitional channel flows,"
    JSPS-CNRS Workshop on Transition to Turbulence,
    ESPCI, France, Mar. 2-3 (2015).

  57. T. Ishida and T. Tsukahara,
    "Subcritical transition regime in annular Poiseuille flow with various radius ratio,"
    JSPS-CNRS Workshop on Transition to Turbulence,
    ESPCI, France, Mar. 2-3 (2015).

  58. T. Ishida and T. Tsukahara,
    "Critical Reynolds number for global instability of channel flow in subcritical scenario,"
    67th Annual Meeting of the Division of Fluid Dynamics,
    San Francisco, CA, USA, Nov. 23-25 (2014).

  59. Y. Miyazaki, T. Tsukahara, and I. Ueno,
    "Numerical study of dynamic behavior of contact line approaching a micro-scale particle,"
    67th Annual Meeting of the Division of Fluid Dynamics,
    San Francisco, CA, USA, Nov. 23-25 (2014).

  60. J. Hasegawa, T. Tsukahara, and Y. Kawaguchi,
    "Extraction of characteristic quantities of turbulent diffusion towards the source estimation,"
    In: Proceedings of the 25th International Symposium on Transport Phenomena,
    Krabi, Thailand, Nov. 5-7 (2014), 6 pages.

  61. R. Ikeno, T. Tsukahara, and Y. Kawaguchi,
    "DNS study of influences of roughness shapes and parameters on friction coefficient,"
    In: Proceedings of the 25th International Symposium on Transport Phenomena,
    Krabi, Thailand, Nov. 5-7 (2014), 5 pages.

  62. T. Ishihara, K. Iwamoto, H. Mamori, T. Tamura, Y. Kawaguchi, T. Tsukahara,
    "Computational science of turbulence in atmospheric boundary layers",
    Annual Report of the Earth Simulator Center April 2013 - March 2014, Japan Agency for Marine-Earth Science and Technology (JAMSTEC) (2014), pp. 127-131.

  63. T. Tsukahara,
    "Viscoelastic and elasto-inertial turbulence in roughened/smooth channel flow,"
    KTH Mechanics Seminars,
    KTH, Stockholm, Sweden, Sep. 22 (2014).

  64. T. Tsukahara,
    "Numerical study on the transition to/from turbulence in channel flows,"
    2014 SKKU-TUS Mechanical Engineering Workshop,
    Seoul, Korea, May 22 (2014).

  65. T. Tsukahara and T. Ishida,
    "The lower bound of subcritical transition in plane Poiseuille flow,"
    Euromech Colloquium EC565 on Subcritical Transition to Turbulence,
    Corsica, France, May 6-9 (2014).

  66. Y. Miyazaki and T. Tsukahara
    "Simulations of liquid/solid and liquid/air two-phase flows using IBM and VOF,"
    Minisymposium TUS-TUW,
    Wien, Austria, Dec. 10-13 (2013).

  67. R. Ikeno, T. Tsukahara and Y. Kawaguchi,
    "Effects of three-dimensional prisms on Taylor-Couette flow,"
    In: Proceedings of the 12th International Symposium on Fluid Control, Measurements, and Visualization,
    Nara, Japan, Nov. 18-23 (2013), OS16-1-2, 8 pages.

  68. T. Tsukahara and Y. Kawaguchi,
    "Flow visualization experiment on elasto-inertial turbulence in transitional channel flow,"
    In: Proceedings of the 12th International Symposium on Fluid Control, Measurements, and Visualization,
    Nara, Japan, Nov. 18-23 (2013), OS8-4-3, 6 pages.

  69. M. Tanabe, T. Tsukahara and Y. Kawaguchi,
    "DNS study on vortices induced by flat-plate vortex generator in drag-reducing turbulent flow,"
    In: Proceedings of the 12th International Symposium on Fluid Control, Measurements, and Visualization,
    Nara, Japan, Nov. 18-23 (2013), OS8-4-4, 8 pages.

  70. J. Hasegawa, K. Oyagi, T. Tsukahara, and Y. Kawaguchi,
    "DNS of turbulent diffusion towards the estimation of emission source,"
    In: Proceedings of the 24th International Symposium on Transport Phenomena,
    Yamaguchi, Japan, Nov. 1-5 (2013), 4 pages.

  71. K. Sugiyama, K. Otakeguchi, T. Tsukahara, and Y. Kawaguchi,
    "Investigation of turbulent modulation in horizontal particle laden boundary-layer gas flow by using PIV,"
    In: Proceedings of the 24th International Symposium on Transport Phenomena,
    Yamaguchi, Japan, Nov. 1-5 (2013), 5 pages.

  72. T. Ishihara, Y. Kaneda, K. Iwamoto, T. Tamura, Y. Kawaguchi, T. Tsukahara,
    "Direct numerical simulations of fundamental turbulent flows with the world's largest number of grid-points and application to modeling of engineering turbulent flows",
    Annual Report of the Earth Simulator Center April 2012 - March 2013, Japan Agency for Marine-Earth Science and Technology (JAMSTEC) (2013), pp. 149-154.

  73. T. Tsukahara, T. Ishida, and Y. Duguet,
    " Turbulent-spot development in constant-mass-flux channel flow,"
    In: Abstracts of the 14th EUROMECH European Turbulence Conference,
    Lyon, France, Sep. 1-4 (2013), 2 pages.

  74. T. Ishida, T. Tsukahara, and Y. Kawaguchi,
    "Relationship between statistics and turbulent structures in rotating plane Poiseuille flow,"
    In: Abstracts of the 14th EUROMECH European Turbulence Conference,
    Lyon, France, Sep. 1-4 (2013), 2 pages.

  75. T. Minegishi, T. Tsukahara, and Y. Kawaguchi,
    "Budget of constitutive stress in viscoelastic turbulent channel flow by DNS,"
    In: Proceedings of the 4th Asian Symposium on Computational Heat Transfer and Fluid Flow,
    Hong Kong, Jun. 3-6 (2013), ASCHT0168 (CD-ROM), 6 pages.

  76. M. Takahashi, T. Tsukahara, and Y. Kawaguchi,
    "Improvement of low Reynolds number k-ε model for viscoelastic fluid flow,"
    In: Proceedings of the 4th Asian Symposium on Computational Heat Transfer and Fluid Flow,
    Hong Kong, Jun. 3-6 (2013), ASCHT0167 (CD-ROM), 6 pages.

  77. Y. Miyazaki, T. Tsukahara, and Y. Kawaguchi,
    "Four-way coupling simulation of particle-laden two-phase flow by immersed boundary method,"
    In: Proceedings of the 4th Asian Symposium on Computational Heat Transfer and Fluid Flow,
    Hong Kong, Jun. 3-6 (2013), ASCHT0166 (CD-ROM), 5 pages.

  78. T. Ishida, T. Tsukahara, and Y. Kawaguchi,
    "Alterations of large-scale structures in transitional rotating plane Poiseuille flow,"
    In: Proceedings of the 4th Asian Symposium on Computational Heat Transfer and Fluid Flow,
    Hong Kong, Jun. 3-6 (2013), ASCHT0143 (CD-ROM), 6 pages.

  79. M. Tanabe, T. Tsukahara, and Y. Kawaguchi,
    "Viscoelastic turbulent channel flow obstructed with three-dimensional finite ribs,"
    In: Proceedings of the 4th Asian Symposium on Computational Heat Transfer and Fluid Flow,
    Hong Kong, Jun. 3-6 (2013), ASCHT0141 (CD-ROM), 8 pages.

  80. T. Tsukahara,
    "Flow regimes in transition of plane Poiseuille flow,"
    France-Japan SAKURA Meeting,
    LadHyX, France, Mar. 1 (2013).

  81. Y. Kaneda, T. Ishihara, K. Iwamoto, T. Tamura, Y. Kawaguchi, T. Tsukahara,
    "Direct numerical simulations of fundamental turbulent flows with the world's largest number of grid-points and application to modeling of engineering turbulent flows",
    Annual Report of the Earth Simulator Center April 2011 - March 2012, Japan Agency for Marine-Earth Science and Technology (JAMSTEC) (2012), pp. 141-146.

  82. T. Tsukahara, Y. Ishigami, and Y. Kawaguchi,
    "Modulation of Taylor vortex in turbulent Taylor-Couette flow over roughened inner-cylinder surface,"
    In: Proceedings of the 23rd International Symposium on Transport Phenomena,
    Auckland, New Zealand, Nov. 19-22 (2012), #273 (USB), 5 pp.

  83. K. Sugiyama, K. Otakeguchi, F.S. Yang, T. Tsukahara, and Y. Kawaguchi,
    "Experimental study on the critical friction velocity for wind-blown sand with high-speed visualization and PIV measurement,"
    In: Proceedings of the 23rd International Symposium on Transport Phenomena,
    Auckland, New Zealand, Nov. 19-22 (2012), #228 (USB), 4 pp.

  84. T. Tsukahara and Y. Kawaguchi,
    "Turbulent flow of viscoelastic fluid through complicated geometry,"
    In: Viscoelasticity—From Theory to Biological Applications (ed. J. de Vicente), InTech, November (2012), ISBN 978-953-51-0841-2, pp. 33-58.
    [Online Book (Free)]

  85. F.-S. Yang, D. Aoshima, K. Otakeguchi, T. Tsukahara, and Y. Kawaguchi,
    "Experimental study on the local turbulence modulation in a horizontal particle laden flow with rigid fence,"
    AIP Conference Proceedings, vol. 1547,
    In: Proceedings of 7th International Symposium on Multiphase Flow, Heat Mass Transfer and Energy Conversion,
    Xi'an, China, Oct. 26-30 (2012), 10 pp.

  86. T. Tsukahara,
    "Turbulence stripe in rotating channel flow,"
    France-Japan Workshop on Subcritical Transition to Turbulence,
    Osaka University, Osaka, Japan, Oct. 18 (2012).

  87. M. Tanabe, T. Tsukahara, and Y. Kawaguchi,
    "DNS of viscoelastic turbulent channel flow with three-dimensional finite ribs,"
    In: Proceedings of JSME-CMD International Computational Mechanics Symposium 2012,
    Kobe, Japan, Oct. 9-11 (2012), MS6-2-3 (USB), 2 pp.

  88. K. Otakeguchi, D. Aoshima, K. Sugiyama, F.-S. Yang, T. Tsukahara, and Y. Kawaguchi,
    "PIV experiment on gas-solid multiphase flow relevant to wind-blown sand: simultaneous measurement of near-wall turbulent motions and instantaneous relative velocity,"
    In: Proceedings of 16th International Symposium on Applications of Laser Techniques to Fluid Mechanics,
    Lisbon, Portugal, July 9-12 (2012), 1.15.2 (On line), 10 pp.

  89. F.-S. Yang, K. Otakeguchi, D. Aoshima, T. Tsukahara, and Y. Kawaguchi,
    "Investigation on ascending and descending motion statistics of sand particles in turbulent air flow by PTV method,"
    In: Proceedings of 16th International Symposium on Applications of Laser Techniques to Fluid Mechanics,
    Lisbon, Portugal, July 9-12 (2012), 1.11.4 (On line), 12 pp.

  90. M. Ishikawa, T. Tsukahara, M. Motozawa, K. Iwamoto, H. Kawashima, and Y. Kawaguchi,
    "Direct numerical simulation of turbulent Taylor-Couette flow with a roughened inner cylinder,"
    In: Proceedings of the Eighth KSME-JSME Thermal and Fluids Engineering Conference,
    Incheon, Korea, Mar. 18-21 (2012), GSF24-006 (USB), 4pp.

  91. T. Tsukahara,
    "On the transition to/from turbulence in channel flows,"
    Seminar on Mechanical Science and Bioengineering,
    Osaka University, Osaka, Japan, Nov. 18 (2011).

  92. Y. Kaneda, T. Ishihara, K. Iwamoto, T. Tamura, Y. Kawaguchi, T. Tsukahara,
    "Direct numerical simulations of fundamental turbulent flows with the world's largest number of grid-points and application to modeling of engineering turbulent flows",
    Annual Report of the Earth Simulator Center April 2010 - March 2011, Japan Agency for Marine-Earth Science and Technology (JAMSTEC) (2011), pp. 143-148.

  93. T. Tsukahara, T. Kawase, and Y. Kawaguchi,
    "Numerical investigation of viscoelastic effects on turbulent flow past rectangular orifice,"
    In: Proceedings of the 22nd International Symposium on Transport Phenomena,
    Delft, The Netherlands, Nov. 8-11 (2011), #129 (USB), 7pp.

  94. T. Kawase, T. Tsukahara, and Y. Kawaguchi,
    "A study of drag reduction and heat transfer reduction in turbulent channel flow with orifice,"
    In: Proceedings of the 22nd International Symposium on Transport Phenomena,
    Delft, The Netherlands, Nov. 8-11 (2011), #103 (USB), 10pp.

  95. T. Tsukahara and Y. Kawaguchi,
    "Turbulent heat transfer in drag-reducing channel flow of viscoelastic fluid,"
    In: Evaporation, Condensation and Heat transfer (ed. A. Ahsan), InTech, September (2011), ISBN 978-953-307-583-9, pp. 375-400.
    [Online Book (Free)]

  96. D. Tsurumi, T. Watanabe, M. Motozawa, T. Tsukahara, and Y. Kawaguchi,
    "PIV measurement of viscoelastic turbulent channel flow past orifice,"
    In: Proceedings of the Asian Symposium on Computational Heat Transfer and Fluid Flow,
    Kyoto, Japan, Sep. 22-26 (2011), 4-1.2 (CD-ROM), 7pp.

  97. T. Tsukahara, H. Kawamoto, and Y. Kawaguchi,
    "Turbulence model for drag-reducing viscoelastic-fluid flow,"
    In: Proceedings of the Asian Symposium on Computational Heat Transfer and Fluid Flow,
    Kyoto, Japan, Sep. 22-26 (2011), 4-1.4 (CD-ROM), 6pp.

  98. T. Kawase, T. Tsukahara, and Y. Kawaguchi,
    "Analysis of heat-transfer characteristic of viscoelastic turbulent channel flow with rectangular orifices,"
    In: Proceedings of the Asian Symposium on Computational Heat Transfer and Fluid Flow,
    Kyoto, Japan, Sep. 22-26 (2011), 4-1.5 (CD-ROM), 5pp.

  99. T. Kawase, T. Tsukahara, and Y. Kawaguchi,
    "Parametric study of viscoelastic turbulence within an obstructed channel flow,"
    In: Proceedings of the ASME-JSME-KSME Joint Fluids Engineering Conference 2011,
    Hamamatsu, Japan, July 24-29 (2011), AJK2011-25019 (USB), 7 pp.

  100. K. Otakeguchi, D. Aoshima, Y. Sakamoto, T. Tsukahara, Y. Kawaguchi, and M. Yamamoto,
    "PIV Experiment on the gas-solid multiphase flow relevant to wind-blown sand: Comparison of velocity fields of sand particles and air flow by simultaneous measurement,"
    In: Proceedings of the ASME-JSME-KSME Joint Fluids Engineering Conference 2011,
    Hamamatsu, Japan, July 24-29 (2011), AJK2011-12017 (USB), 9 pp.

  101. D. Aoshima, K. Otakeguchi, Y. Sakamoto, T. Tsukahara, M. Yamamoto, and Y. Kawaguchi,
    "Simultaneous measurements of air and sand velocities in two-phase turbulent boundary layer over sand bed by PIV system,"
    In: Proceedings of the 9th International Symposium on Particle Image Velocimetry,
    Kobe, Japan, July 21-23 (2011), Paper-ID #273 (USB), 5 pp.

  102. D. Tsurumi, T. Watanabe, M. Motozawa, T. Tsukahara, and Y. Kawaguchi,
    "The lower asymmetricity in the turbulent viscoelastic fluid flow past orifice,"
    Ninth International Symposium on Particle Image Velocimetry - Poster Competition for Young Researchers,
    Kobe University, Kobe, Jul. 20 (2011).

  103. X. Wu, H. Aida, N. Washio, T. Tsukahara, Y. Kawaguchi, and B. Yu,
    "PIV experiment on the turbulent stripe in poiseuille channel flow at the transitional Reynolds number,"
    New trends in fluid mechanics research,
    Recent Progresses in Fluid Dynamics Research: Proceeding of the Sixth International Conference on Fluid Mechanics: AIP Conference Proceedings,
    Guangzhou, China, June 30-July 3 (2011), Vol. 1376, pp. 93-98.

  104. P.H. Alfredsson, N. Tillmark, and T. Tsukahara,
    "Spanwise rotation effects on shear flow,"
    In: Abstracts of EUROMECH Colloquium 525: Instabilities and transition in three-dimensional flows with rotation,
    École centrale de Lyon, France, Jun. 21-23 (2011), pp. 23-24.

  105. T. Tsukahara, T. Ishigami, J. Kurano, and Y. Kawaguchi,
    "Influence of rheological parameters on turbulent heat transfer in drag-reducing viscoelastic channel flow,"
    In: Proceedings of 14th International Heat Transfer Conference,
    Washington DC, USA, Aug. 8-13 (2010), IHTC14-23138 (DVD), pp. 777-786.
    [Online Journal]

  106. S. Kaneko, T. Tsukahara, and Y. Kawaguchi,
    "DNS study of transitional channel flow accompanied by turbulent-stripe structures,"
    In: Proceedings of 3rd Joint US-European Fluids Engineering Summer Meeting,
    Montreal, Canada, Aug. 1-4 (2010), FEDSM/ICNMM2010-31122 (DVD), pp. 2141-2148.
    [Online Journal]

  107. D. Aoshima, I. Nakamura, Y. Sakamoto, T. Tsukahara, M. Yamamoto, and Y. Kawaguchi,
    "Wind tunnel experiments on how a porous fence affects flow and erosion on sand dune,"
    In: Proceedings of 3rd Joint US-European Fluids Engineering Summer Meeting,
    Montreal, Canada, Aug. 1-4 (2010), FEDSM/ICNMM2010-30957 (DVD), pp. 2837-2842.
    [Online Journal]

  108. H. Aida, T. Tsukahara, and Y. Kawaguchi,
    "DNS of turbulent spot developing into turbulent stripe in plane Poiseuille flow,"
    In: Proceedings of 3rd Joint US-European Fluids Engineering Summer Meeting,
    Montreal, Canada, Aug. 1-4 (2010), FEDSM/ICNMM2010-30956 (DVD), pp. 2125-2130.
    [Online Journal]

  109. Y. Sakamoto, D. Aoshima, I. Nakamura, T. Tsukahara, M. Yamamoto, and Y. Kawaguchi,
    "Visualization and laser measurements on flow field and sand movement on sand dune,"
    In: Proceedings of 15th International Symposium on Applications of Laser Techniques to Fluid Mechanics,
    Lisbon, Portugal, July 5-8 (2010), 1.10-5 (CD-ROM), 11 pp.

  110. Y. Kawaguchi and T. Tsukahara,
    "Numerical investigation of the drag-reduced turbulent flow of viscoelastic fluid by surfactant additives,"
    In: Proceedings of International Conference on Computational & Experimental Engineering and Sciences,
    Las Vegas, USA, Mar. 28 - Apr. 1 (2010), ICCES1020100106248 (CD-ROM), 6 pp. (Keynote).

  111. T. Ishigami, T. Tsukahara, and Y. Kawaguchi,
    "DNS of a drag-reducing viscoelastic turbulent flow with heat transfer,"
    In: Proceedings of the Asian Symposium on Computational Heat Transfer and Fluid Flow,
    Jeju, Korea, Oct. 20-23 (2009), pp. 182-187.

  112. Y. Kawaguchi, T. Tsukahara, and M. Motozawa,
    "Experimental and numerical investigations of turbulent drag reduction phenomena by additives,"
    In: Proceedings of the Asian Symposium on Computational Heat Transfer and Fluid Flow,
    Jeju, Korea, Oct. 20-23 (2009), pp. 23-32.

  113. Y. Sakamoto, S. Shimazu, T. Tsukahara, M. Yamamoto, and Y. Kawaguchi,
    "Control of sand movement on model dune by fence installation – Experimental study by visualization and LDV,"
    In: Proceedings of the Sixth International Symposium on Multiphase Flow, Heat Mass Transfer and Energy Conversion,
    Xi'an, China, Jul. 11-15 (2009), ET-01 (CD-ROM), 6 pp.
    [Online Journal]

  114. T. Tsukahara,
    "Turbulence stripe in plane channel flow,"
    RIMS Workshop, Mathematics and Physics across the Diversity of Turbulence Phenomena,
    The Kobe Institute, Kobe, Japan, Jul. 9-11 (2009).

  115. T. Tsukahara, Y. Kawaguchi, and H. Kawamura,
    "Turbulent stripe in direct numerical simulation of transitional channel flow,"
    61th Annual Meeting of the Division of Fluid Dynamics,
    San Antonio, TX, USA, Nov. 23-25 (2008).

  116. T. Tsukahara and H. Kawamura,
    "Study of turbulent mixing in a channel flow by numerical tracking of material surfaces,"
    In: Proceedings of the Seventh JSME-KSME Thermal and Fluids Engineering Conference,
    Sapporo, Japan, Oct. 13-16 (2008), K111 (CD-ROM), 4 pp.
    [PDF (0.7MB)]

  117. T. Tsukahara, A. Hasobe, Y. Kawaguchi, and H. Kawamura,
    "Study of turbulent puff in transitional channel flow with passive scalar transport,"
    In: Proceedings of the Second International Forum on Heat Transfer,
    Tokyo, Japan, Sep. 17-19 (2008), p. 28.

  118. T. Tsukahara, N. Tillmark, and P.H. Alfredsson,
    "Roll cells in turbulent plane Couette flow with system rotation,"
    In: Abstracts of Seventh EUROMECH Fluid Mechanics Conference,
    Manchester, UK, Sep. 14-18 (2008), p. 343.
    [PDF (0.3MB)]

  119. T. Koyama, T. Tsukahara, L. Jiang, H. Kawamura, and Y. Ohnishi,
    "Numerical simulation of laboratory coupled shear-flow tests for rock fractures - comparative study on difference in using Reynolds and Navier-Stokes equations to simulate the fluid flow,"
    In: Thermo-hydromechanical and chemical coupling in geomaterials and applications,
    Proceedings of the Third International Symposium GeoProc 2008 (eds. J.F. Shao & B.N. Wiley),
    Lille, France, 2-6 June (2008), pp. 525-532.

  120. T. Tsukahara and H. Kawamura,
    "Turbulent heat transfer in a channel flow at transitional Reynolds numbers,"
    In: Proceedings of the First Asian Symposium on Computational Heat Transfer and Fluid Flow,
    Xi'an, China, Oct. 18-21 (2007), p. 62.
    [arXiv]

  121. S. Hane, T. Tsukahara, K. Iwamoto, and H. Kawamura,
    "DNS of turbulent heat transfer in plane Couette flow,"
    In: Proceedings of 13th International Heat Transfer Conference,
    Sydney, Australia, Aug. 13-18 (2006), TRB-21 (CD-ROM), 12 pp.
    [Online Journal]

  122. T. Tsukahara, K. Iwamoto, H. Kawamura, and D. Tochio,
    "Puff-like structures captured in DNS of the turbulent Poiseuille flow at low Reynolds numbers,"
    58th Annual Meeting of the Division of Fluid Dynamics,
    Chicago, IL, USA, Nov. 20-22 (2005).

  123. T. Tsukahara and H. Kawamura,
    "Puff-like structure captured in DNS of the turbulent Poiseuille flow at low Reynolds numbers,"
    Third International Workshop on Wall-Bounded Turbulent Flows,
    Chicago, IL, USA, Nov. 17-19 (2005).

  124. T. Tsukahara and H. Kawamura,
    "Large-scale structure of turbulent Couette flow with scalar-transport,"
    In: Proceedings of The Sixth KSME-JSME Thermal and Fluids Engineering Conference,
    Jeju, Korea, Mar. 20-23 (2005), CD-ROM.

  125. T. Tsukahara, Y. Seki, H. Kawamura, and D. Tochio,
    "DNS of turbulent heat transfer in a channel flow at very low Reynolds numbers,"
    In: Proceedings of the First International Forum on Heat Transfer,
    Kyoto, Japan, Nov. 24-26 (2004), pp. 195-196.

  126. T. Tsukahara and H. Kawamura,
    "Large-scale structure captured in DNS of turbulent Couette and Poiseuille flows,"
    Second International Workshop on Wall-Bounded Turbulent Flows,
    The Abdus Salam International Centre for Theoretical Physics (ICTP),
    Trieste, Italy, Nov. 2-5 (2004).

  127. T. Tsukahara, Y. Seki, H. Kawamura, and D. Tochio,
    "DNS of turbulent channel flow with very low Reynolds numbers,"
    In: Proceedings of The Sixth World Congress on Computational Mechanics in conjunction with Second Asian-Pacific Congress on Computational Mechanics,
    Beijing, China, Sep. 5-10 (2004), CD-ROM.

  128. H. Kawamura, T. Tsukahara, H. Abe, and Y. Matsuo,
    "Large-scale structures captured in DNS of turbulence channel flows,"
    In: Proceedings of The Sixth World Congress on Computational Mechanics in conjunction with Second Asian-Pacific Congress on Computational Mechanics,
    Beijing, China, Sep. 5-10 (2004), pp. 397-402.



Society
  • Member, Japan Society of Mechanical Engineers (JSME)
  • Member, Japan Society of Fluid Mechanics (JSFM)
  • Member, Heat Transfer Society of Japan (HTSJ)
  • Member, American Physical Society
  • Member, American Society of Mechanical Engineers

Journal Editor
  • Editorial Board Member: Advances in Mechanical Engineering, SAGE.
Refereeing (Journals)
  • Advances in Mechanical Engineering, SAGE [Editorial Board Member]
  • Computers and Fluids, Elsevier Ltd.
  • European Journal of Mechanics - B/Fluids, Elsevier Ltd.
  • Fluid Dynamics Research, Japan Society of Fluid Mechanics
  • International Journal of Heat and Fluid Flow, Elsevier Ltd.
  • Journal of Aerospace Engineering, American Society of Civil Engineers
  • Journal of Applied Geophysics, Elsevier Ltd.
  • Journal of Fluids Engineering, Transaction of the ASME, American Society of Mechanical Engineers
  • Journal of Fluids Mechanics, Cambridge University Press
  • Journal of Fluid Science and Technology, Japan Society of Mechanical Engineers
  • Journal of Turbulence
  • Nagare (in Japanese), Japan Society of Fluid Mechanics
  • Physics Letters A, Elsevier Ltd.
  • Physics of Fluids, AIP Publishing
  • Progress in Computational Fluid Dynamics, An International Journal, Inderscience Enterprises Ltd.
  • The Canadian Journal of Chemical Engineering, John Wiley & Sons, Inc.
  • Transactions of the JSME, Series B (in Japanese), Japan Society Mechanical Engineering