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Jian-Guo Liu, Professor

Jian-Guo Liu
Contact Info:
Office Location:  285 Physics
Office Phone:  919-660-2546
Email Address: send me a message
Web Page:  http://www.math.duke.edu/~jliu

Teaching (Spring 2015):

  • MATH 577.01, MATHEMATICAL MODELING Synopsis
    Physics 259, TuTh 03:05 PM-04:20 PM
Education:

PhDUniversity of California, Los Angeles1990
MSFudan University1985
BSFudan University1982
Specialties:

Applied Math
Research Interests: Applied Mathematics, Nonlinear Partial Differential Equations.

Areas of Interest:

Collective dynamics, decision making and self-organization in complex systems coming from biology and social sciences,
Scaling behavior in models of clustering and coarsening,
Numerical methods for incompressible viscous flow,
Multiscale Analysis and Computation

Curriculum Vitae
Current Ph.D. Students   (Former Students)

    Representative Publications   (More Publications)

    1. J.-G. Liu and R.L. Pego, On generating functions of Hausdorff moment sequences, Trans. Amer. Math. Soc. (Accepted, 2014)
    2. P. Degond, A. Frouvelle, J.-G. Liu, Phase transitions, hysteresis, and hyperbolicity for self-organized alignment dynamics, Arch. Rat. Mech. Anal. (Accepted, 2014)
    3. F. Coquel, S. Jin, J.-G. Liu and L. Wang, Well-posedness and singular limit of a semilinear hyperbolic relaxation system with a two-scale discontinuous relaxation rate, Arch. Rat. Mech. Anal., vol. 214 (2014), pp. 1051-1084
    4. P. Degond, J.-G. Liu and C. Ringhofer, Evolution of wealth in a nonconservative economy driven by local Nash equilibria, Phil. Trans. R. Soc. A, vol. 372 (2014), pp. 20130394
    5. S. Bian and J.-G. Liu, Dynamic and steady states for multi-dimensional Keller-Segel model with diffusion exponent m > 0, Comm Math Phy, vol. 323 (2013), pp. 1017-1070
    6. A. Frouvelle and J.-G. Liu, Dynamics in a kinetic model of oriented particles with phase transition, SIAM J. Math Anal, vol. 44 (2012), pp. 791--826
    7. S.-Y. Ha and J.-G. Liu, A simple proof of the Cucker-Smale flocking dynamics and mean-field limit, Commun. Math. Sci., vol. 7 (2009), pp. 297-325
    8. J.-G. Liu, J. Liu and R. Pego, Stability and convergence of efficient Navier-Stokes solvers via a commutator estimate via a commutator estimate, Comm. Pure Appl. Math., vol. 60 (2007), pp. 1443-1487
    9. H. Johnston and J.-G. Liu, Accurate, stable and efficient Navier-Stokes solvers based on explicit treatment of the pressure term, J. Comput. Phys., vol. 188 (2004), pp. 221-259
    10. Weinan E and J.-G. Liu, Vorticity boundary condition and related issues for finite difference schemes, J. Comput. Phys., vol. 124 (1996), pp. 368-382
    11. J.-G. Liu and Z. Xin, Convergence of vortex methods for weak solutions to the 2-D Euler equations with vortex sheets data, Comm. Pure Appl. Math., vol. 48 (1995), pp. 611-628
    Selected Invited Lectures

    1. Particle Systems and Partial Differential Equations III, December, 2014, the University of Minho in Braga, Portugal    
    2. A kinetic mean field game theory for the evolution of wealth, May 13, 2014, USA Census Bureau    
    3. An analysis of merging-splitting group dynamics by Bernstein function theory, April, 2014, ``Modern Perspectives in Applied Mathematics: Theory and Numerics of PDEs'', Maryland    
    4. Phase transition of self-alignment in flocking dynamics, September 07, 2012, ``Applied Partial Differential Equations in Physics, Biology and Social Sciences: Classical and Modern Perspectives'', Bellaterra, Spain    
    5. Viscek flocking dynamics and phase transition, June 28, 2012, ``14th International Conference on Hyperbolic Problems: Theory, Numerics, Applications'', Universit√† di Padova, Italy    
    Selected Invited Lectures

    1. Phase transitions for self-organized dynamics and sweeping networks, January, 2013, conference on "Transport Models for Collective Dynamics in Biological Systems", NCSU    
    2. Pressure boundary condition and projection method, September, 2011, ``Modern Techniques in the Numerical Solution of Partial Differential Equations'', Crete, Greece    
    3. Asymptotic-preserving schemes for some kinetic equations, January, 2011, Workshop on "Numerical Methods for stiff problems in Hamiltonian systems and kinetic equations", Saint-Malo, France    
    4. Dynamics of orientational alignment and phase transition, October, 2010, 2010 NIMS Thematic Program Workshop on Conservation Laws, Plasma and Related Fields, Seoul National University, South Korea    
    5. Analysis of Dynamics of Doi-Onsager Phase Transition, September 6, 2010, Isaac Newton Institute for Mathematical Sciences, Cambridge, UK    
    6. On incompressible Navier-Stokes dynamics: a new approach for analysis and computation, May, 2007, The second MINNHOKEE memorial lecturer, Seoul National University    
    7. On incompressible Navier-Stokes dynamics: a new approach for analysis and computation, September, 2004, Plenary Lecturer, The Tenth International Conference on Hyperbolic Problems: Theory, Numerics and Applications, Osaka, Japan    
    8. Efficient numerical methods for incompressible flows, March, 2002, keynote Speaker, The Tenth South Eastern Approximation Theory Conference, Athens, Georgia    
    Recent Grant Support

    • Collaborative Research: Kinetic Models of Aggregation and Dispersion, NSF, 2015/07-2018/06.      
    • Efficient Numerical Methods for Viscous Incompressible Flows, National Science Foundation, 1011738, 2009/07-2012/06.      
    Conferences Organized

    • Co-organized SIAM Conference on Analysis of Partial Differential Equations, mini-symposium: Asymptotically Preserving Numerical Methods for Time-Depe, December 2013  
    • IMA Workshop on Analysis and Computation of Incompressible Fluid Flow, Organizer Committee, February, 2010  
    • Two Month Program on Mathematical Theory and Numerical Methods for Computational Materials Simulation and Design, Organizer Committee, Singapore, July, 2009 - August, 2009  
    • "Twelfth International Conference on Hyperbolic Problems Theory, Numerics, Applications'', Maryland, Co-Chair, June, 2008  
    • CSCAMM Workshop on Analytical and Computational Challenges of Incompressible Flows at High Reynolds Number, Organizer Committee, Maryland, October 23, 2006 - October 26, 2006  
    • The Nonlinear Partial Differential Equations: Analysis, Numerics and Applications, Organizing Committee, Singapore, May, 2005  
    • Two month program on ``Nanoscale Material Interfaces: Experiment, Theory and Simulation'', Co-Chair, Singapore, November 24, 2004 - January 23, 2005  
    • First Singapore Workshop on PDE and Scientific Computing, Co-Chair, December, 2004  

     

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