All Stories

  1. Liutex-Based Sub-Grid Model for Large Eddy Simulation of Turbulent Flow

    Article • January 2025, American Institute of Aeronautics and Astronautics (AIAA)

    Chaoqun Liu, Zhining Liu, Emran Hossen

  2. Investigation of vortex motion mechanism of synthetic jet in a cross flow

    Article • AIP Advances, March 2022, American Institute of Physics

    Chaoqun Liu

  3. New governing equations for fluid dynamics

    Article • AIP Advances, November 2021, American Institute of Physics

    Chaoqun Liu

  4. Comparison of Liutex and Eigenvalue-based Vortex Identification Criteria for Compressible Flows

    Article • April 2020, Bentham Science Publishers

    Chaoqun Liu

  5. Hybrid Compact-WENO Scheme for the Interaction of Shock Wave and Boundary Layer

    Article • April 2020, Bentham Science Publishers

    Chaoqun Liu

  6. Liutex – A New Mathematical Definition of Vortex and Vorticity Decomposition for Turbulence Research

    Article • April 2020, Bentham Science Publishers

    Chaoqun Liu

  7. Liutex and Its Calculation and Galilean Invariance

    Article • April 2020, Bentham Science Publishers

    Yiqian Wang, Chaoqun Liu

  8. New Omega Vortex Identification Method Based on Determined Epsilon

    Article • April 2020, Bentham Science Publishers

    Chaoqun Liu

  9. Observation of Coherent Structures of Low Reynolds Number Turbulent Boundary Layer by DNS and Experiment

    Article • April 2020, Bentham Science Publishers

    Chaoqun Liu

  10. Liutex-based and Other Mathematical, Computational and Experimental Methods for Turbulence Structure

    Article • April 2020, Bentham Science Publishers

    Chaoqun Liu

  11. An explicit expression for the calculation of the Rortex vector

    Article • Physics of Fluids, September 2019, American Institute of Physics

    Chaoqun Liu

  12. Explicit expressions for Rortex tensor and velocity gradient tensor decomposition

    Article • Physics of Fluids, August 2019, American Institute of Physics

    Chaoqun Liu

  13. An objective version of the Rortex vector for vortex identification

    Article • Physics of Fluids, June 2019, American Institute of Physics

    Chaoqun Liu

  14. Modified normalized Rortex/vortex identification method

    Article • Physics of Fluids, June 2019, American Institute of Physics

    Chaoqun Liu

  15. POD Analysis of Losing Symmetry in Late Flow Transition

    Article • January 2019, American Institute of Aeronautics and Astronautics (AIAA)

    Chaoqun Liu

  16. POD Study on vortex Structures in MVG wake

    Article • January 2019, American Institute of Aeronautics and Astronautics (AIAA)

    Chaoqun Liu

  17. New normalized Rortex/vortex identification method

    Article • Physics of Fluids, January 2019, American Institute of Physics

    Chaoqun Liu

  18. Rortex based velocity gradient tensor decomposition

    Article • Physics of Fluids, January 2019, American Institute of Physics

    Chaoqun Liu

  19. Letter: Galilean invariance of Rortex

    Article • Physics of Fluids, November 2018, American Institute of Physics

    Chaoqun Liu, Yiqian Wang

  20. Definitions of vortex vector and vortex

    Article • Journal of Fluid Mechanics, June 2018, Cambridge University Press

    Chaoqun Liu

  21. High Order Large Eddy Simulation for Shock-Boundary Layer Interaction Control by a Micro-ramp Vortex Generator

    Article • December 2017, Bentham Science Publishers

    Chaoqun Liu

  22. LES Study on Unsteadiness of Shock Boundary Layer Interaction

    Article • January 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Chaoqun Liu

  23. Observation of the development of -vortex to hairpin vortex packet

    Article • January 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Chaoqun Liu

  24. Spectrum analysis of SWBLI under ramp-type MVG control

    Article • January 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Chaoqun Liu

  25. Large-Eddy Simulation of MVG Controlled Oblique Shockwave/Boundary Layer Interaction

    Article • January 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Chaoqun Liu

  26. Line Box Relaxation Method and Multigrid Acceleration for Simulation of 2-D Jet Flow in a Channel

    Article • January 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Chaoqun Liu

  27. Numerical Investigation on the Oblique Shock and High-speed Vortex Rings Interaction

    Article • January 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Yinlin Dong, Chaoqun Liu

  28. Weighted Upwinding Compact Scheme for Shock Capturing

    Article • January 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Chaoqun Liu

  29. DNS Study on Three Vortex Identification Methods

    Article • January 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Yinlin Dong, Chaoqun Liu

  30. Analysis on Λ-vortex development in a transitional boundary layer

    Article • January 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Yinlin Dong, Chaoqun Liu

  31. DNS Study on Motion around a Vortex Ring in Transitional Boundary Layers

    Article • January 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Chaoqun Liu

  32. LES Analysis on Shock-Vortex Ring Interaction

    Article • January 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Chaoqun Liu

  33. Construction Methodology of Weighted Upwind Compact Scheme

    Article • January 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Chaoqun Liu

  34. Self-Contradictions in Classical and Current Turbulence Theory and New Turbulence Genearation Theory

    Article • January 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Chaoqun Liu

  35. New Vortex Identification Method and Vortex Ring Development Analysis in Boundary Layer Transition

    Article • January 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Chaoqun Liu

  36. Separation Topology of Microramp Vortex Generator Controlled Flow at Mach Number 2.5

    Article • Journal of Aircraft, November 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Qin Li, Frank Lu, Chaoqun Liu

  37. LES for Prediction of Pressure Fluctuation for Supersonic Flow around a Truncated Cone

    Article • January 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Chaoqun Liu

  38. DNS Study on Role of Linearly Unstable Modes in Flow Transition

    Article • January 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Yinlin Dong, Chaoqun Liu

  39. LES Study on Mechanism of Reduction of Shock Induced Flow Separation by MVG

    Article • January 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Chaoqun Liu

  40. Optimization of MVG Position for Control of Shock Boundary Layer Interaction

    Article • January 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Chaoqun Liu

  41. DNS Study on Hairpin Vortex Structure in Turbulence

    Article • January 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Chaoqun Liu

  42. DNS Study on the Evolution of Vortical Packets and Their Interactions in Boundary Layer

    Article • January 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Chaoqun Liu

  43. High order LES for Supersonic Backward-facing Step Flow with Turbulent Inflow

    Article • January 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Chaoqun Liu

  44. LES for Separated Supersonic Turbulent Boundary Layer and Shock Interaction

    Article • January 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Chaoqun Liu

  45. Influence of Different Inlet Flow on the Ring-like Vortex Structure in MVG Controlled Supersonic Ramp Flow

    Article • January 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Chaoqun Liu

  46. DNS Study on Mechanism of Formation of Lambda Rotational Core in Late Boundary Layer Transition

    Article • January 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Chaoqun Liu

  47. DNS Study of Turbulence Structure in a Boundary Layer

    Article • January 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Chaoqun Liu