International Conference

Fully refereed conference

1.  J. Hwang, "Wall-attached self-similar structures in canonical wall turbulence", 26th International Congress of Theoretical and Applied Mechanics, Daegu, Korea, August 25 – 30, 2024

2.  I. Park and J. Hwang, "Onset of very wide backflow region in turbulent channel flow", 26th International Congress of Theoretical and Applied Mechanics, Daegu, Korea, August 25 – 30, 2024

3. S. Moon and J. Hwang, "Primary atomization and turbulent/non-turbulent interface in liquid round jet flow", 13th International Symposium on Turbulence Shear Flow Phenomena, Montréal, Canada, June 25 – 28, 2024

4. J. Jae, H. J. Sung and J. Hwang, "Wall-attached momentum transfer structures in slip channel flows", 13th International Symposium on Turbulence Shear Flow Phenomena, Montréal, Canada, June 25 – 28, 2024

5.  J. Hwang, J. H. Lee and H. J. Sung, “An analysis of spectral characteristics of self-similar structures in canonical wall-bounded turbulent flow”, 6th Symposium on Fluid-Structure-Sound Interactions and Control, Busan, Korea, August 27 – 31, 2023

6. H. G. Hwang, J. H. Lee, J. Hwang, J. H. Kang and H. J. Sung, "Scaling laws and wall-attached structures in supersonic turbulent channel flow", 12th International Symposium on Turbulence Shear Flow Phenomena, Osaka, Japan, July 19 – 22, 2022

7.  M. J. Sayyari, J. Hwang and K. C. Kim, “A Study of Spatial Organization of Coherent Structures in Channel Flow using Unsupervised Deep Learning”, 12th International Symposium on Turbulence Shear Flow Phenomena, Osaka, Japan, July 19 – 22, 2022

8.  J. Hwang, J. H. Lee and H. J. Sung, “Spectral Behavior of Self-Similar Coherent Structures in Canonical Wall-Bounded Turbulent Flows”, 12th International Symposium on Turbulence Shear Flow Phenomena, Osaka, Japan, July 19 – 22, 2022

9. J. Yang, J. Hwang and H. J. Sung “Influence of Wall-Attached Structures on the Interface of Quiescent Core Region in Turbulent Pipe Flow”, 11th International Symposium on Turbulence and Shear Flow Phenomena, Southampton, UK, July 30 – August 2, 2019 (Poster)

10.  M. Yoon, J. Hwang, J. Yang and H. J. Sung, “Wall-Attached Structures of Velocity Fluctuations in a Turbulent Boundary Layer Subjected to Adverse Pressure Gradient”, 11th International Symposium on Turbulence Shear Flow Phenomena, Southampton, UK, July 30 – August 2, 2019

11.  J. Hwang and H. J. Sung, “Logarithmic Behaviour of Attached Structures in Turbulent Boundary Layer”, 11th International Symposium on Turbulence Shear Flow Phenomena, Southampton, UK, July 30 – August 2, 2019

12.  J. Yang, J. Hwang and H. J. Sung, "Influence of Low- and High-Speed Structures on the Quiescent Core Region in a Turbulent Pipe Flow", 10th International Symposium on Turbulence and Shear Flow Phenomena, Chicago, USA, July 7-9, 2017 (Poster)

13.  J. Hwang and H. J. Sung, "Influence of Large-Scale Low- and High-Speed Structures on a Turbulent Boundary Layer", 10th International Symposium on Turbulence and Shear Flow Phenomena, Chicago, USA, July 7-9, 2017

14.  M. Yoon, J. Hwang and H. J. Sung, "Influences of Large-Scale Structures on Skin Friction in an Adverse Pressure Gradient Turbulent Boundary Layer", 10th International Symposium on Turbulence and Shear Flow Phenomena, Chicago, USA, July 7-9, 2017

15.  M. Yoon, J. Hwang, J. Lee, H. J. Sung and J. Kim, "Large-Scale Motions of Turbulent Channel Flow with Slip Condition", 9th International Symposium on Turbulence and Shear Flow Phenomena, Melbourne, Australia, June 30 - July 3, 2015

16.  J. Hwang, J. Lee, H. J. Sung and T. A. Zaki, "Near-Wall Features of Very Large-Scale Motions in a Turbulent Channel Flow", 9th International Symposium on Turbulence and Shear Flow Phenomena, Melbourne, Australia, June 30 - July 3, 2015

Conference

1. I. Park and J. Hwang, " Formation of wide backflow events via large-scale streak interactions in turbulent channel flow", 76th Annual Meeting of the APS Division of Fluid Dynamics, Washington DC, USA, November 19-21, 2023

2. D. Kim and J. Hwang, "Uniform momentum zones and internal shear layers in turbulent pipe flow", 76th Annual Meeting of the APS Division of Fluid Dynamics, Washington DC, USA, November 19-21, 2023

3. M. J. Sayyari, J. Hwang and K. C. Kim, "Unsupervised deep learning of the structural characteristics in a turbulent channel flow at low Reynolds number", 13th Pacific Symposium on Flow Visualization and Image Processing, Tokyo, Japan, August 7-10, 2022

4. J. Yang, J. Hwang, M. Yoon and H. J. Sung, "Comparison of turbulent/non-turbulent interfaces in an adverse and zero pressure gradient turbulent boundary layer", 72nd Annual Meeting of the APS Division of Fluid Dynamics, Seattle, USA, November 23-26, 2019

5. Y. Min, J. Yang, J. Hwang and H. J. Sung, "Wall-attached and detached structures in a turbulent boundary layer subjected to adverse pressure gradient", 15th Asian Symposium on Visualization, Korea, September 25-28, 2019

6. J. Han, J. Hwang, M. Yoon and H. J. Sung, "Large-Scale Motions in Turbulent Minimal Pipe Flows at Reτ ≈ 930, 2000 and 3000", 71th Annual Meeting of the APS Division of Fluid Dynamics, Atlanta, USA, November 18-20, 2018

7.  J. Yang, J. Hwang and H. J. Sung, "Influence of Wall-Attached Structures on the Interface of the Quiescent Core Region in Turbulent Pipe Flow", 71th Annual Meeting of the APS Division of Fluid Dynamics, Atlanta, USA, November 18-20, 2018

8.  M. Yoon, J. Hwang and H. J. Sung, "Wall-Attached Structures of Velocity Fluctuations in a Turbulent Boundary Layer Subjected to Adverse Pressure Gradient", 71th Annual Meeting of the APS Division of Fluid Dynamics, Atlanta, USA, November 18-20, 2018

9.  J. Hwang and H. J. Sung, "Wall-Attached Structures of Streamwise Velocity Fluctuations in Turbulent Pipe Flow", 71th Annual Meeting of the APS Division of Fluid Dynamics, Atlanta, USA, November 18-20, 2018

10.  J. Han, J. Hwang, M. Yoon and H. J. Sung, "Reynolds Number Effect on Turbulent Inertia in Spanwise Direction of the Minimal Pipe Flows at Reτ = 542, 927 and 2904", The 12th Korea-China-Japan Student Symposium, Tokyo, Japan, March 15-17, 2018

11.  J. Yang, J. Hwang and H. J. Sung, "Role of Wall-Attached Structures in the Interface of the Quiescent Core Region in Turbulent Pipe Flow", 70th Annual Meeting of the APS Division of Fluid Dynamics, Denver, USA, November 19-21, 2017

12.  J. Hwang and H. J. Sung, "Wall-attached Structures of Streamwise Velocity Fluctuations in Turbulent Boundary Layer", 70th Annual Meeting of the APS Division of Fluid Dynamics, Denver, USA, November 19-21, 2017

13.  J. Hwang and H. J. Sung, "Influence of Large-Scale Low- and High-Speed Structures on the Near-Wall Vortical Motions in Turbulent Boundary Layer", 69th Annual Meeting of the APS Division of Fluid Dynamics, Portland, November 20-22, 2016

14.  M. Yoon, J. Ahn, J. Hwang and H. J. Sung, "A Relation between Velocity-Vorticity Correlations and Skin Friction in Wall-Bounded Turbulent Flows", 69th Annual Meeting of the APS Division of Fluid Dynamics, Portland, November 20-22, 2016

15.  J. -S. Kim, J. Hwang, M. Yoon, J. Ahn and H. J. Sung, "Influence of Large-Eddy Breakup Device on Near-Wall Turbulent Structures in Turbulent Boundary Layer", 69th Annual Meeting of the APS Division of Fluid Dynamics, Portland, November 20-22, 2016

16.  H. J. Sung and J. Hwang, "Inner-Outer Interactions of Large-Scale Structures in Turbulent Boundary Layer", International Workshop on High Reynolds Turbulence, Lanzhou, China, October 5-9, 2016 (Invited)

17.  J. Yang, J. Hwang, H. J. Sung, "Structural Organization of the Quiescent Core Region in Turbulent Channel Flow", The 10th Korea-China-Japan Student Symposium, Daejeon, Korea, March 3-5, 2016

18.  J. -S. Kim, J. Hwang, J. Ahn, M. Yoon, H. J. Sung, "Mechanism of Skin-friction Reduction by Using Outer-layer Manipulating Device in Turbulent Boundary Layer", The 10th Korea-China-Japan Student Symposium, Daejeon, Korea, March 3-5, 2016

19.  M. Nadeem, J. Hwang and H. J. Sung, "Turbulent Boundary Layer over a Convergent and Divergent Superhydrophobic Surface", 68th Annual Meeting of the APS Division of Fluid Dynamics, Boston, November 22-24, 2015

20.  J. Hwang, J. Lee and H. J. Sung, "Role of Large-Scale Motions to Turbulent Inertia in Turbulent Pipe and Channel Flows", 68th Annual Meeting of the APS Division of Fluid Dynamics, Boston, November 22-24, 2015

21.  J. Yang, J. Hwang and H. J. Sung, "Structural Organization of Uniform Momentum Core in Turbulent Channel Flow", 68th Annual Meeting of the APS Division of Fluid Dynamics, Boston, November 22-24, 2015

22.  J. Hwang, J. Lee, H. J. Sung and T. A. Zaki, "Evolution of Large-Scale Motions in Wall-Bounded Turbulent Flows", ASME-JSME-KSME Joint Fluid Engineering Conference, Seoul, Korea, July 26-31, 2015

23.  M. Yoon, J. Hwang, J. Lee and H. J. Sung, "Effects of Super-Hydrophobic Surface on Large-Scale Motions in Turbulent Channel Flow", ASME-JSME-KSME Joint Fluids Engineering Conference, Seoul, Korea, July 26-31, 2015

24.  J. Hwang, J. Lee, H. J. Sung and T. A. Zaki, "Time-Evolving of Very Large-Scale Motions in a Turbulent Channel Flow", 67th Annual Meeting of the APS Division of Fluid Dynamics, San Francisco, November 23-25, 2014

25.  J. Hwang, J. Lee, S. Y. Jung, T. A. Zaki and H. J. Sung, "Spatial Properties of Large-Scale Structure in a Turbulent Boundary Layer", 66th Annual Meeting of the APS Division of Fluid Dynamics, Pittsburgh, Pennsylvania, November 24-26, 2013