Chaoqun Liu

Professor, Mathematics

CLIU@exchange.uta.edu

http://scholar.google.com/citations?hl=en&user=w3uPAMwAAAAJ&cstart=0&pagesize=20

http://math.uta.edu/~cliu/

http://mentis.uta.edu/explore/profile/chaoqun-liu

Last Updated: August 19, 2019

Education

- 1989 PhD in Mathematics
  University of Colorado Boulder, 1989
- 1981 MS in Comp Fluid Dynamics
  Tsinghua University, 1981
- 1967 BS in Comp Fluid Dynamics
  Tsinghua University, 1967

Appointments

- Aug 2000 to Present Professor and CNSM Center Director
  Math ,University of Texas at Arlington (Arlington, TX, United States)
- Feb 1996 to Aug 2000 Associate Professor and then Full Professor (from 1998)
  Math ,Louisiana Tech University (Ruston, LA, United States)
- Jan 1990 to Feb 1998 Adjunct Associate Professor
  Math ,University of Colorado at Denver (Denver, CO, United States)
- Jan 1981 to May 1986 Assistant Professor
  Thermal Dynamics ,Nanjing University of Aero & Astro (Nanjing, China)

Memberships

- Jan 1990 to Present American Institute of Aeronautics and Astronautics
  Associate Fellow

Awards and Honors

- Apr 2015 UTA Arlington Academy of Distinguished Scholars sponsored by UTA
- Apr 2008 UTA Distinguished Record of Research or Creative Activity Award sponsored by UTA

Publications

Journal Article 2017

2. DNS Study on Bursting and Intermittency in late boundary layer transition
[Liu, Chaoqun]. DOI http://dx.doi.org/http://engine.scichina.com/doi/10.1007/s11433-017-9084-6

2017

New Theory on Turbulence Generation and Structure
[Liu, Chaoqun]. 60(8), DOI http://dx.doi.org/10.1007/s11433- 017 -9047 -2

2017

Simulation of natural convection in an inclined polar cavity using a finite -difference lattice Boltzmann ethod
[Liu, Chaoqun]. 31(6), 3053-3065 [.]

2017

DNS Study on Vortex and Vorticity in Late Boundary Layer Transition
[Liu, Chaoqun]. DOI http://dx.doi.org/10.4208

Book 2016

New Perspectives in Fluid Dynamics
[Liu, Chaoqun].

Journal Article 2016

12) New Visualization Method for Vortex Structure in Turbulence, by Lambda 2 and Vortex Filaments e
[Liu, Chaoqun]. 40, 500-509 [.]

2016

8) Physics of multiple level hairpin vortex structures in turbulence
[Liu, Chaoqun]. 59(2), 1-11 [.]

2016

9) DNS Study on the Formation of Lambda Rotational Core and the Role of TS Wave in Boundary Layer Transition
[Liu, Chaoqun]. 17(6), 572-601 [.]

2016

ILES for mechanism of ramp -type MVG reducing shock induced flow separation
[Liu, Chaoqun]. 59, DOI http://dx.doi.org/10.1007/s11433- 016- 0348 -2

2016

New omega vortex identification method
[Liu, Chaoqun]. DOI http://dx.doi.org/10.1007/s11433- 016- 0022 -6

2016

DNS study on volume vorticity increase in boundary layer transition
[Liu, Chaoqun]. 33(3), 252-259 [.]

2016

13) Physics of multiple level hairpin vortex structures in turbulence
[Liu, Chaoqun]. 59,

Journal Article 2015

DNS Study on Mechanism of Flow Chaos in Late Boundary Layer Transition
[Liu, Chaoqun]. 157-168 [.]

2015

Separation Topology of Microramp Vortex Generator Controlled Flow at Mach Number 2.5
[Liu, Chaoqun]. 52(6), 2095-2100 [.] DOI http://dx.doi.org/10.2514/1.CO33280

Book Review 2014

21) LES Investigation of the Generation Momentum Deficit in the Supersonic Wake from a Micro-Ramp
[Liu, Chaoqun]. Array, 1327-1337 [.] DOI http://dx.doi.org/10.1080/14685248.2013.871023

Journal Article 2014

15) The Vortical Structures in the Rear Separation and Wake Produced by a Supersonic Micro - Ramp
[Liu, Chaoqun]. 93, 25-36 [.] DOI http://dx.doi.org/10.1007/s10494-014-9531-y

2014

17) Physics of turbulence generation and sustenance in a boundary layer
[Liu, Chaoqun]. 102, 353-384 [.]

2014

18) 18. Study on the ring like vortical structure in MVG controlled supersonic ramp flow with different inflow conditions
[Liu, Chaoqun]. 35(106-115),

2014

20) DNS Study on Λ -Vortex and Vortex Ring Formation in Flow Transition at Mach
[Liu, Chaoqun]. 15(1), 1-21 [.] DOI http://dx.doi.org/10.1080/14685248.2013.871023

2014

22) Modified Weighted Compact Scheme for Shock Capturing
[Liu, Chaoqun]. 165-176 [.]

2014

16) Numerical and Experimental Investigations of the Supersonic Microramp Wake
[Liu, Chaoqun]. 52(7), DOI http://dx.doi.org/10.2514/1.JO52649

2014

19)Numerical Investigation on Chaos in Late Boundary Layer Transition to Turbulence
[Liu, Chaoqun]. 91, 68-76 [.]

Journal Article 2013

23) Study on Shock Wave -Vortex Ring Interaction by the Micro Vortex Generator Controlled Ramp Flow with Turbulent Inflow
[Liu, Chaoqun]. 30, 226-231 [.]

2013

24) Study on the Initial Evolution of Ring -like Vortices Generated by MVG
[Liu, Chaoqun]. 4(4), 433-442 [.] DOI http://dx.doi.org/10.1007%2Fs13272-013-0087-7

2013

25) LES and Analyses on the Vortex Structure behind Supersonic MVG with Turbulent Inflow
[Liu, Chaoqun]. 38, 196-211 [.] DOI http://dx.doi.org/10.1016/j.apm.2013.05.048

2013

28) Numerical Investigation on Mechanism of Multiple Vortex Rings Formation in Late Boundary-Layer Transition
[Liu, Chaoqun]. 71, 156-158 [.]

2013

38) Study on Multiple Ring -Like Vortex Formation and Small Vortex Generation in Late Flow Transition on a flat Plate
[Liu, Chaoqun]. 27(1), 41-70 [.] DOI http://dx.doi.org/10.1007/s00162- 0110247-5,

2013

39) High Order Implicit Compact Method for Ordinary Differential Equationss
[Liu, Chaoqun]. 27(1), 41-70 [.]

2013

DNS Study for the Origin of the Flow Randomization in Late Boundary Layer Transition”
[Liu, Chaoqun].

2013

High -order Mixed Weighted Compact and Non- Compact Scheme for Shock and Small Length Scale Interaction, International Journal of Computer Mathematics
[Liu, Chaoqun]. 90(2), 376-407 [.]

Journal Article 2012

33) Micro Vortex Generators in High -Speed Flow
[Liu, Chaoqun]. 53, 30-45 [.]

2012

34)Numerical study on U -shaped vortex formation in late boundary layer transition
[Liu, Chaoqun]. 55, 36-47 [.]

2012

35) New shock detector and improved control function for shock -boundary layer interaction
[Liu, Chaoqun]. 9, 460-478 [.]

2012

36) A Modified Fourier Spectral MMethod for Non-Periodic PDE
[Liu, Chaoqun]. 9(2), 460-478 [.]

2012

37) DNS Study on Mechanism of Small Length Scale Vortex Generation in Late Boundary Layer Transition
[Liu, Chaoqun]. 241, 11-24 [.]

2012

38) Study on Multiple Ring -Like Vortex Formation and Small Vortex Generation in Late Flow Transition on a Flat Plate
[Liu, Chaoqun].

2012

New theories on boundary layer transition and turbulence formation, J. of Modeling and Simulation in Engineering
[Liu, Chaoqun]. 2012, "Hindawi Publishing Corp. ".

2012

Surface Friction and Boundary Layer Thickeningin Transitional Flow
[Liu, Chaoqun]. "InTech Publisher ".

2012

3 2) Numerical discovery and experimental confirmation of vortex ring generation by microramp vortex generator
[Liu, Chaoqun]. 36(11),

2012

Computational Fluid Dynamics and its Applications
[Liu, Chaoqun, Yeoh, G, Tu, J, Timchenko, V]. "Hindawi Publishing Corp.".

2012

53)Numerical studies on evolution of secondary streamwise vortices in transitional
[Liu, Chaoqun]. 4, 449-458 [.]

2012

Modified Upwinding Compact Scheme for Shock and Shock Boundary Layer Interaction
[Liu, Chaoqun]. 11(3), 1022-1042 [.]

Book 2012

6) Computational Fluid Dynamics
[Liu, Chaoqun, Tu, Yeoh]. "Elsevier ".

2012

2) Advances in Modeling of Fluid Dynamics
[Liu, Chaoqun]. "InTech Publisher ".

Journal Article 2011

4) Advances in Computational Fluid Dynamics and Its Applications
[Liu, Chaoqun, Yeoh, G, Tu, J, Timchenko, V]. "Hindawi Publishing Corp.".

2011

42) Implicit LES for Supersonic Micro ramp Vortex Generator - New Discoveries and New Mechanisms Advances in Computational Fluid Dynamics and Its Applications
[Liu, Chaoqun]. 2011, "Hindawi Publishing Corp.".

2011

43)New Findings by High Order DNS for Late Flow Transition in a Boundary Layer
[Liu, Chaoqun]. 2011, "Hindawi Publishing Corp.".

2011

45)Parallel DNS for vortex structure of late stages of flow transition
[Liu, Chaoqun]. 45, 129-137 [.]

2011

46)Numerical Investigations on the Effects of the Declining Angle of the Trailling-Edge of MVG -Edge
[Liu, Chaoqun]. 47(6), 2086-2095 [.]

2011

47) Numerical Study on Mechanisms of Second Sweep and Positive Spikes in Transitional Flow on a Flat Plate
[Liu, Chaoqun]. 40, 28-41 [.]

2011

52) Numerical simulation on evolution of secondary streamwise vortices in transition al
[Liu, Chaoqun]. 4, 449-458 [.]

2011

54) New properties of streamwise streaks in transitional boundary layers
[Liu, Chaoqun]. 60(9),

2011

Evolution of the vortex structures and turbulent spots at the late -stage of transitional boundary layers
[Liu, Chaoqun]. 54(5), 986-990 [.]

2011

Numerical and Theoretical Study on “Vortex Breakdown"
[Liu, Chaoqun]. 88(17), 3702-3708 [.]

Journal Article 2010

51)New Shock/Discontinuity Detector
[Liu, Chaoqun].

2010

55) High Order Compact Scheme for Boundary Points
[Liu, Chaoqun]. 87(8), 1795-1819 [.]

2010

48) New Shock Detector for Shock Boundary Layer Interaction
[Liu, Chaoqun]. 78-87 [.]

2010

Evolution in the ring -like vortices and spike structure in transitional boundary
[Liu, Chaoqun]. 53(3), 514-520 [.]

2010

56) Truncation Error, Dissipation and Dispersion Terms of 5th Order WENO and of WCS
[Liu, Chaoqun]. 887(2), 339-352 [.]

Journal Article 2008

58) Numerical study of passive and active flow separation control over a NACA0012 airfoil
[Liu, Chaoqun]. 37(8), 975-992 [.]

2008

57. High Order Compact Schemes for Dirichlet Boundary
[Liu, Chaoqun]. 16(2), 273-282 [.]

2008

59) Large Eddy Simulation of Wing Tip Vortex in the Near Field
[Liu, Chaoqun]. 22(5), 289-330 [.]

Journal Article 2007

61)DNS for flow separation control around an airfoil by pause jets
[Liu, Chaoqun]. 36, 1040-1060 [.]

Book 2007

5) Computational Fluid Dynamics
[Liu, Chaoqun, Tu, Yeoh]. Elsevier .

Journal Article 2006

64)High performance computation for DNS/LES
[Liu, Chaoqun]. 30(10), 1143-1165 [.]

Journal Article 2005

62) Truncation error reduction method for Poisson equation
[Liu, Chaoqun]. 19(28-29), 1555-1558 [.]

2005

63)Direct numerical simulation of flow separation around a NACA 0012 airfoil
[Liu, Chaoqun]. 34, 1096-1114 [.]

Journal Article 2004

65) Direct Numerical Simulations of Crossflow Disturbances in Supersonic Boundary Layers
[Liu, Chaoqun]. 65, 469-487 [.]

Journal Article 2003

66) Parallel DNS for Flow Separation and Transition around Airfoil
[Liu, Chaoqun]. 205-212 [.]

Journal Article 2002

s of weighted compact scheme to curvilinear coordinate system
[Liu, Chaoqun]. "Springer ".

Book 2001

9) DNS/LES – Progress and Challenges
[Liu, Chaoqun, Sakell, Len, Beutner, Tom]. "Greyden Press ".

Journal Article 2001

68)Weighted Compact Scheme for Shock Capturing
[Liu, Chaoqun]. 15, 147-155 [.]

Journal Article 2000

69) Numerical Investigation of Compressible Separated Flow around a NACA 0012 Airfoil at 12 Degree Angle of Attack
[Liu, Chaoqun]. 9(2), 84-92 [.]

Other 1999

72)Study of flow transition in a supersonic flat -plate boundary layer: Large eddy simulation and validation
[Liu, Chaoqun]. 8, 208-219 [.]

Journal Article 1999

70)
[Liu, Chaoqun]. 13, 25-41 [.]

1999

71) Direct numerical simulation of leading edge receptivity in a flat -plate boundary layer
[Liu, Chaoqun]. 3, 470-480 [.]

Other 1998

73) Turbulent transition simulation using the k- omega model
[Liu, Chaoqun]. 42, 907-926 [.]

Journal Article 1998

74) . A contravarient velocity based implicit multilevel method for simulating the whole process of incompressible flow transition around Joukowsky airfoils
[Liu, Chaoqun]. 3(1), 111-161 [.]

1998

75)Multigrid Methods for Steady and Time -Dependent Flow
[Liu, Chaoqun, Hafez, Oshima ]. 1, 512-535 [.]

1998

78) Preconditioned multigrid methods for unsteady incompressible flows
[Liu, Chaoqun].(139), 35-37 [.]

Journal Article 1997

77. Multigrid computation of incompressible flows using two- equation turbulent models
[Liu, Chaoqun]. 119, 893-899 [.]

1997

Multigrid, multiblock computation of incompressible flows using two- equation turbulent models Part II: Applications
[Liu, Chaoqun]. 119, 900-905 [.]

Book 1997

8) Advances in DNS/LES
[Liu, Chaoqun]. "Greyden Prress ".

Journal Article 1996

79) NOx Prediction in 3- D Turbulent Diffusion Flames By Using Implicit Multigrid
[Liu, Chaoqun, Liao, C, Liu, Z, Zheng, X]. 119, 219 [.]

Book 1995

Multigrid Method and Its Applications in Computational Fluid Dynamics
[Liu, Chaoqun]. "Tsinghua University Press".

Journal Article 1995

81) Multigrid mapping and box relaxation for simulation of the whole process of flow
[Liu, Chaoqun, Liu, Z]. 119, 325-341 [.]

1995

80) A Mass Flux Based Implicit Multigrid Method for Modeling Multi- Dimensional Combustion
[Liu, Chaoqun, Zheng, X, Liao, C, Liu, Z].

Journal Article 1994

#83) Fourth order finite difference and multigrid methods for modeling instability in flat
[Liu, Chaoqun]. 23(7), 995-982 [.]

1994

82)Multilevel methods for temporal and spatial f low transition simulation in a rough channel
[Liu, Chaoqun, Liu, Z, Liu, ZX, McCormick, S]. 18,

Journal Article 1993

84) Multilevel adaptive methods for laminar diffusion flames
[Liu, Chaoqun, Liu, Z, McCormick, S]. 23(7), 995-982 [.]

1993

86) High order finite difference and multigrid methods for spatially -evolving instabi lity
[Liu, Chaoqun, Liu, Z]. 106, 92-100 [.]

Journal Article 1992

Communications In Applied Numerical Methods
[Liu, Chaoqun, McCormick, S, Liu, Z]. 8, 621-631 [.]

1992

85) Finite volume and multigrid methods for modeling instabilities in flat plate boundary layers
[Liu, Chaoqun, Liu, Z].(52), 412-417 [.]

Journal Article 1991

88) Multilevel adaptive methods for incompressible flow in grooved channels
[Liu, Chaoqun, Liu, Z, McCormick, S]. 38, 283-295 [.]

1991

89) Multigrid methods for flow transition in a planar channel
[Liu, Chaoqun, Liu, Z, McCormick, S]. 188-200 [.]

Journal Article 1987

90) A code for solving 3- D full Navier -Stokes equations of step flows
[Liu, Chaoqun, Ho, Tang].(4),

1987

A calculation and analysis of the simplified flow field o f exhaust pipe with two outlets on oth sides
[Liu, Chaoqun, Ho, Tang ]. 5(4),

Journal Article 1984

92)The calculation of recirculating flow behind bluff body inside a pipe
[Liu, Chaoqun, Qioufan, Zhen, Qian, Zhou]. 3,

1984

93) An improvement on the hybrid scheme of the transport equation
[Liu, Chaoqun].(4),

1984

94) A comment on artificial viscosity of the transport equation and a rotated alternate
[Liu, Chaoqun].(3),

1984

95) A discussion on the finite difference theory of vorticity transport equations
[Liu, Chaoqun]. 3,

Journal Article 1983

96) Asymptotic analysis of the flow field of viscous gas in a closed cylinder
[Liu, Chaoqun, Aiming , Shi, Riefeng, Fu]. 3,

Journal Article Unknown

7) Motion around Λ vortices and vortex rings in boundary layer transition
[Liu, Chaoqun] (1925). 15-18 [.]

Unknown

Numerical Study on Microramp Vortex Generator for Supersonic Ramp Flow Control at Mach
[Liu, Chaoqun] (1925).

Support & Funding

This data is entered manually by the author of the profile and may duplicate data in the Sponsored Projects section.

- Sept 2016 to Feb 2021 Next Generation Advances in Ionosphere Thermosphere Coupling at Multiple Scales for Environmental Specification and Prediction sponsored by Air Force Office of Scientific Research (AFOSR) - $5391982.02
  (Funded)
- Feb 2013 to Dec 2013 High Order Algorithms for Estimating Pressure Fluctuation behind Shock sponsored by United Launch Alliance (ULA) - $50000
  Chaoqun Liu (Funded)
- Mar 2012 to Dec 2012 Higher Order CFD Alogorithms for Estimating Pressure Fluctuations behind Shock sponsored by United Launch Alliance (ULA) - $50000
  Chaoqun Liu (Funded)
- Sept 2011 to Dec 2011 Higher Order CFD Algorithms for Estimating Pressure Fluctuations Behind Shock sponsored by United Launch Alliance (ULA) - $40000
  Chaoqun Liu (Funded)
- Apr 2008 to Nov 2010 High-Order LES for Shock-Blunt Body Interaction - Numerical, Experimental, and Theoretical Study sponsored by Air Force Office of Scientific Research - $609919
  (Funded)
- Mar 2005 to Dec 2007 High Order Weighted Compact Scheme for High Speed Flow sponsored by Air Force Office of Scientific Research - $180000
  (Funded)
- Apr 2005 to Dec 2005 Numerical Simulation of Flow Separation Control with Dynamic Vortex Generator sponsored by Lockheed Martin Corporation - $34999.30078125
  Chaoqun Liu (Funded)
- Apr 2003 to July 2006 LES for Near Field Wakes Behind Juncture of Wing and Plate sponsored by Office of Naval Research (ONR) - $179997
  Chaoqun Liu (Funded)
- May 2003 to June 2005 Laminar-Turbulent Transition in a Three-dimensional Supersonic Boundary Layer sponsored by NASA - Langley Research Center - $74999
  Chaoqun Liu (Funded)
- Aug 2004 to Dec 2005 DG solver for CFD & MHD sponsored by - $72828
  Chaoqun Liu (Funded)
- June 2004 to Dec 2005 Laminar Turbulent Transition sponsored by NASA - Langley Research Center - $95000
  Chaoqun Liu (Funded)
- Sept 2004 to Aug 2005 2-D Navier-Stocks Solver Based on Weighted-Compact Schemes sponsored by Anteon Corporation - $31500
  (Funded)
- June 2004 to Dec 2004 Numerucal Simulation of Flow control with Dynamic Vortex Generator. sponsored by Lockheed Martin Corporation - $30000
  Chaoqun Liu (Funded)
- May 2002 to Mar 2004 Numerical Simulation of Laminar-Turbulent Transition in a Compressible Boundary Layer sponsored by NASA - Langley Research Center - $74996.5
  Chaoqun Liu (Funded)
- Nov 2002 to Oct 2003 2D Multigrid Solver for Electric Potential sponsored by Anteon Corporation - $22499
  Chaoqun Liu (Funded)
- Dec 2000 to Sept 2003 Parallel Multigrid DNS/LES Methods for Time-Dependent Compressible?Flow sponsored by Air Force Office of Scientific Research - $249998
  Chaoqun Liu (Funded)
- Dec 2000 to Nov 2001 AFOSR Sponsorship of Third AFOSR Conference on DNS/LES sponsored by Air Force Office of Scientific Research - $15000
  Chaoqun Liu (Funded)
- Sept 2000 to June 2001 Efficiency Improvement for IFLOW RANS Code sponsored by - $60000
  Chaoqun Liu (Funded)
- May 2001 to Apr 2002 Numerical Simulation of Laminar-Turbulent Transition in a Subsonic Boundary Layer sponsored by NASA - Langley Research Center - $24999
  Chaoqun Liu (Funded)

University of Texas Arlington

Chaoqun Liu

Education

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Awards and Honors

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Support & Funding

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