Drag reduction promoted by repetitive bubble injection in turbulent channel flows HJ Park, Y Tasaka, Y Oishi, Y Murai International Journal of Multiphase Flow 75, 12-25, 2015 | 77 | 2015 |
Ultrasound flow-monitoring and flow-metering of air–oil–water three-layer pipe flows J Hitomi, Y Murai, HJ Park, Y Tasaka IEEE access 5, 15021-15029, 2017 | 42 | 2017 |
Void waves propagating in the bubbly two-phase turbulent boundary layer beneath a flat-bottom model ship during drag reduction HJ Park, Y Oishi, Y Tasaka, Y Murai Experiments in fluids 57, 1-18, 2016 | 35 | 2016 |
Bubbly drag reduction accompanied by void wave generation inside turbulent boundary layers HJ Park, Y Tasaka, Y Murai Experiments in fluids 59, 1-15, 2018 | 33 | 2018 |
Bubbly drag reduction investigated by time-resolved ultrasonic pulse echography for liquid films creeping inside a turbulent boundary layer HJ Park, Y Tasaka, Y Murai Experimental Thermal and Fluid Science 103, 66-77, 2019 | 31 | 2019 |
Ultrasonic pulse echography for bubbles traveling in the proximity of a wall HJ Park, Y Tasaka, Y Murai Measurement Science and Technology 26 (12), 125301, 2015 | 31 | 2015 |
Mechanism and performance of a hydrofoil bubble generator utilized for bubbly drag reduction ships Y Murai, H Sakamaki, I Kumagai, HJ Park, Y Tasaka Ocean Engineering 216, 108085, 2020 | 27 | 2020 |
Color-coded visualization of microbubble clouds interacting with eddies in a spatially developing turbulent boundary layer HJ Park, D Saito, Y Tasaka, Y Murai Experimental thermal and fluid science 109, 109919, 2019 | 26 | 2019 |
Rheological properties of montmorillonite dispersions in dilute NaCl concentration investigated by ultrasonic spinning rheometry T Yoshida, Y Tasaka, S Tanaka, HJ Park, Y Murai Applied Clay Science 161, 513-523, 2018 | 24 | 2018 |
Vortical structures swept by a bubble swarm in turbulent boundary layers HJ Park, Y Tasaka, Y Murai, Y Oishi Chemical Engineering Science 116, 486-496, 2014 | 23 | 2014 |
Spontaneous and artificial void wave propagation beneath a flat-bottom model ship T Tanaka, HJ Park, Y Tasaka, Y Murai Ocean Engineering 214, 107850, 2020 | 22 | 2020 |
Repetitive bubble injection promoting frictional drag reduction in high-speed horizontal turbulent channel flows T Tanaka, Y Oishi, HJ Park, Y Tasaka, Y Murai, C Kawakita Ocean Engineering 239, 109909, 2021 | 21 | 2021 |
Measurement of the inner structure of turbidity currents by ultrasound velocity profiling J Hitomi, S Nomura, Y Murai, G De Cesare, Y Tasaka, Y Takeda, HJ Park, ... International Journal of Multiphase Flow 136, 103540, 2021 | 21 | 2021 |
Frictional drag reduction caused by bubble injection in a turbulent boundary layer beneath a 36-m-long flat-bottom model ship T Tanaka, Y Oishi, HJ Park, Y Tasaka, Y Murai, C Kawakita Ocean Engineering 252, 111224, 2022 | 20 | 2022 |
Downstream persistence of frictional drag reduction with repetitive bubble injection T Tanaka, Y Oishi, HJ Park, Y Tasaka, Y Murai, C Kawakita Ocean Engineering 272, 113807, 2023 | 15 | 2023 |
Development of an instantaneous velocity-vector-profile method using conventional ultrasonic transducers D Yoon, HJ Park, T Ihara Measurement Science and Technology 33 (3), 035301, 2021 | 15 | 2021 |
Direct numerical simulation of frictional drag modulation in horizontal channel flow subjected to single large-sized bubble injection S Kim, N Oshima, HJ Park, Y Murai International Journal of Multiphase Flow 145, 103838, 2021 | 15 | 2021 |
Development of multi-cycle rainbow particle tracking velocimetry improved by particle defocusing technique and an example of its application on twisted Savonius turbine HJ Park, S Yamagishi, S Osuka, Y Tasaka, Y Murai Experiments in fluids 62, 1-15, 2021 | 13 | 2021 |
Monitoring of void fraction and bubble size in narrow-channel bubbly-flows using ultrasonic pulses with a super bubble-resonant frequency HJ Park, S Akasaka, Y Tasaka, Y Murai IEEE Sensors Journal 21 (1), 273-283, 2020 | 13 | 2020 |
Inner structure visualization of fresh fruits utilizing ultrasonic velocity profiler T Yoshida, Y Tasaka, HJ Park, Y Murai, H Teramura, S Koseki Journal of Visualization 21, 253-265, 2018 | 13 | 2018 |