@inproceedings{CTT100942489, author = {Riku Hirai and Shuntaro Kozaka and Weichen Zhang and Hiroshige Kikura and Naruki Shoji and Hideki Kawai}, title = {Fundamental study on ultrasonic pulse reception based on light deflection effects}, booktitle = {PROCEEDINGS of 15th International Symposium on Ultrasonic Doppler Methods for Fluid Mechanics and Fluid Engineering}, year = 2026, } @inproceedings{CTT100942649, author = {Kaito Mitsui and Weichen Zhang and Yuan Chen and Riku Hirai and HiroshigeKikura and Daisuke Sasa and Takeshi Suzuki}, title = {Real-Time Monitoring of Flow Structures in Large-Diameter Metal Pipes using UVP Techniques:}, booktitle = {}, year = 2026, } @inproceedings{CTT100941434, author = {Riku Hirai and Shuntaro Kozaka and Zhang Weichen and Hiroshige Kikura}, title = {Fundamental study on ultrasonic pulse reception based on light deflection phenomena}, booktitle = {}, year = 2026, } @inproceedings{CTT100941435, author = {Shuntaro Kozaka and Naruki Shoji and Riku. Hirai and Hiroshige Kikura}, title = {Photoacoustic Ultrasonic Imaging Technology: Towards Visualization in Harsh Environments for Fuel Debris Retrieval}, booktitle = {}, year = 2026, }