Conferences

International Conferences

2025

1. Yokoyama Y., Calabrese V., Haward  S.J., and Shen A.Q., Temporal stress field measurement using flow-induced birefringence, 21st International Symposium on Flow Visualization, Tokyo, Japan, June 22nd, 2025.

2. Kikuchi I., Yokoyama Y., Kusuno H., Watanabe H., Yamagata K., and Tagawa Y., Effect of stiffness of the base on impact-induced liquid jet velocity, 12th International Conference on Multiphase Flows, Toulouse, France, May 11, 2025.

3. Yokoyama Y., Maruoka H., and Tagawa Y., Maximum impact force of droplet impacting on elastic substrates, HTSJ International Heat Transfer Symposium 2025, Okinawa, Japan, May 17, 2025.

2024

4. Tagawa Y., Matsunuma K., Iwasawa Y., Maruoka H., and Yokoyama Y., Stress Induced by Droplets Impacting onto Soft Substrates, ICFD2024, Sendai, Japan, Nov 18, 2024.

5. Yokoyama Y., Calabrese V., Haward S., Shen A., Relaxation time of rod-like particle alignment under shear or extensional flow: the effect of particle polydispersity, The 77th Annual Meeting of the APS Division of Fluid Dynamics (APS/DFD2024), Utah, USA, Nov 26, 2024.

6. Yamagata K., Watanabe H., Yokoyama Y., Sekiguchi S., Tagawa Y., Elucidation of injection behavior into skin-simulating soft materials using an impact-induced liquid jet, The 77th Annual Meeting of the APS Division of Fluid Dynamics (APS/DFD2024), Utah, USA, 2024.

7. Kikuchi I., Yokoyama Y., Kusuno H., Watanabe H., Yamagata K., Tagawa Y., Effect of stiffness of the base on impact-induced liquid jet velocity, The 77th Annual Meeting of the APS Division of Fluid Dynamics (APS/DFD2024), Utah, USA, 2024.

8. Tagawa Y., Nakamine K., Yokoyama Y., Worby W., Muto, M., Three-Dimensional Stress-Measurement Using Flow Birefringence: Revisiting the Stress-Optic Law, The 77th Annual Meeting of the APS Division of Fluid Dynamics (APS/DFD2024), Utah, USA, 2024.

9. Ren Z., Yokoyama Y., Zuo Z., Liu Z., Tagawa Y., Interactions of a cavitation bubble with a rigid particle on an elastic boundary, 1st European Fluid Dynamics Conference, Aachen, Germany, 2024.

10. Yokoyama Y., Maruoka H., Tagawa Y., Impact Force of Droplet on Elastic Substrates, the 26th Internationa Congress of Theoretical and Applied Mechanics (ICTAM2024), Daegu, Korea, 2024.

11. Kawaguchi M., Yokoyama Y., Worby W. K. A., Suzuki R. X., Nagatsu Y., Tagawa Y., Measurement of photoelasticity in radial Hele-Shaw flow, the 26th Internationa Congress of Theoretical and Applied Mechanics (ICTAM2024), Daegu, Korea, 2024.

12. Watanabe H., Yamagata K., Yokoyama Y., Kusuno H., Tagawa Y., Effect of cross-sectional area of vessel on the velocity of impact-induced focused liquid jet, the 26th Internationa Congress of Theoretical and Applied Mechanics (ICTAM2024), Daegu, Korea, 2024.

13. Yokoyama Y., Ichihara S., Maruoka H., Tagawa Y., High-Speed Stress Field Measurement In A Soft Substrate During Droplet Impact, 21st International Symposium on Applications of Laser and Imaging Techniques to Fluid Mechanics, Lisbon, Portugal, 2024.

14. Kobayashi M., Worby W., Yokoyama Y., Kawaguchi M., Tagawa Y., Experimental analysis of flow birefringence in Jeffery-Hamel flow, 21st International Symposium on Applications of Laser and Imaging Techniques to Fluid Mechanics, Lisbon, Portugal, 2024.

15. Worby W., Yokoyama Y., Kawaguchi M., Kusuno H., Tagawa Y., Visualization of nanoparticle orientation structures inside complex fluids using polarized light imaging technique, 21st International Symposium on Applications of Laser and Imaging Techniques to Fluid Mechanics, Lisbon, Portugal, 2024.

2023

16. Yokoyama Y., Ichihara S., Maruoka H., and Tagawa Y., Stress field in a soft substrate during droplet impact, IUTAM Symposium on Dynamics and Interface Phenomena of Bubbles and Droplets at Multiple Scales, Tokyo, Japan, 2023.

17. Worby W. K., Nakamine K., Yokoyama Y., Bando Y., Kawaguchi M., Kusuno H., Tagawa Y., Measurement of the stress-optic coefficient of birefringent fluids by rheo-optical measurement utilizing a rheometer, The 12th International Symposium on Measurement Techniques for Multiphase Flow, Tokyo, Japan, 2023.

18. Yokoyama Y., Ichihara S., and Tagawa Y., Unsteady stress field measurement during droplet impact on soft materials using photoelastic tomography, 76th Annual Meeting of the APS Division of Fluid Dynamics, Washington D.C., USA, 2023.

19. Watanabe H., Yamagata K., Yokoyama Y., Kusuno H., and Tagawa Y., Effect of convergent-shaped vessel on the velocity of impact-induced focused liquid jets, 76th Annual Meeting of the APS Division of Fluid Dynamics, Washington D.C., USA, 2023.

20. Tagawa Y., Nakamine K., Worby W.K., and Yokoyama Y.,   Three-dimensional stress measurement of a laminar flow in a rectangular channel using integrated photoelasticity, 76th Annual Meeting of the APS Division of Fluid Dynamics, Washington D.C., USA, 2023.

21. Worby W.K., Nakamine K., Yokoyama Y., Bando Y., Kawaguchi M., Kusuno H., and Tagawa Y., Calibration of stress-optic coefficients for visualizations of fluid stress fields, 76th Annual Meeting of the APS Division of Fluid Dynamics, Washington D.C., USA, 2023.

22. Tagawa Y., Ichihara S., Yokoyama Y., Integrated photoelasticity in gels for 3D stress field measurements, The 9th International Discussion Meeting on Relaxations in Complex Systems (9 IDMRCS), Chiba, Japan, 2023.

23. Worby W. K., Nakamine K., Yokoyama Y., Muto M., Tagawa Y., Measurement of stress-optic coefficients of birefringent fluids for measuring a three-dimensional stress field, ASME-JSME-KSME Fluids Engineering Division, Osaka, Japan, 2023.

24. Watanabe H., Kusuno H., Yamagata K., Yokoyama Y., Tagawa Y., Effects of vessel geometry on the behavior of impact-induced focused liquid jets,  ASME-JSME-KSME Fluids Engineering Division, Osaka, Japan, 2023.

25. Yamagata K., Sekiguchi S., Watanabe H., Yokoyama Y., Tagawa Y., High-speed focused jet for the development of impact-induced needle-free injector,  ASME-JSME-KSME Fluids Engineering Division, Osaka, Japan, 2023.

~2022

26. Yokoyama Y., Ichihara S., Mitchell B. R., Nassiri A., Kinsey B. L., Korkolis Y. P., and Tagawa Y., Droplet impact on highly deformable substrate and three-dimensional stress fields measurement by photoelastic tomography, 75th Annual Meeting of the APS Division of Fluid Dynamics, Indianapolis, USA, 2022.

27. Tagawa Y., Nakamine K., Yokoyama Y., and Muto M., Three-dimensional measurement of a flow in a rectangular channel using a photoelastic method, 75th Annual Meeting of the APS Division of Fluid Dynamics, Indianapolis, USA, 2022.

28. Igarashi D., Yee J., Yokoyama Y., and Tagawa Y., Machine Learning-Based Three-Dimensional Reconstruction of Stress Field from Flow Birefringence, 75th Annual Meeting of the APS Division of Fluid Dynamics, Indianapolis, USA, 2022.

29. Mitchell B., Yokoyama Y., Nassiri A., Tagawa Y., Kinsey B., and Korkolis Y., Direct Determination of the Stress Components During Hertzian Contact on a Soft Solid Using Photoelastic Tomography, ASME 2022 International Mechanical Engineering Congress and Exposition (IMECE2022), Columbus, USA, 2022.

30. Muto M., Worby W. K. A., Nakamine K., Yokoyama Y., and Tagawa Y., Non-Contact And Non-Steady Rheo-Optical Measurement Of Hydrodynamic Stress Fields Inside A Cylindrical Tube, 20th International Symposium on Applications of Laser and Imaging Techniques to Fluid Mechanics, Lisbon, Portugal, 2022.

31. Nakamine K., Muto M., Yokoyama Y., and Tagawa Y., Three-Dimensional Measurement Of A Stress Field In A Rectangular Channel Flow Using A Photoelastic Method, 20th International Symposium on Applications of Laser and Imaging Techniques to Fluid Mechanics, Lisbon, Portugal, 2022.

32. Yokoyama Y., Tanaka A., and Tagawa Y., Comparative experiments on the droplet impact of blood onto a glass substrate, Droplets 2021, Online, 2021.

33. Yokoyama Y., Takeda M., Onuki H., and Tagawa, Y., Influence of characteristic components of blood on blood splashing onto a solid wall, 72nd Annual Meeting of the American Physical Society Division of Fluid Dynamics, Seattle, USA, 2019.

Domestic Conferences