School of Mechanical and Aerospace Engineering 

Daolin Xu (Associate Professor)
PhD (in Nonlinear Dynamics), ASME member

Contact:
Division of Engineering Mechanics

School of Mechanical and Aerospace Engineering
Nanyang Technological University, Singapore 639798
Tel: (65) 6790 6940, Fax: (65) 6791 1859 (oversea), 6792 4062 (local)
Email: mdlxu@ntu.edu.sg

 

Professional Experience

  • 1999 - present, Associate Professor, School of Mechanical and Production Engineering, Nanyang Technological University, Singapore
  • 1998-1999, Division Manager, Institute of High Performance Computing, Singapore
  • 1996-1998, Senior Research Engineer, Centre for Computational Mechanics, National University of Singapore
  • 1992-1996, Research and Teaching Staff, Centre for Nonlinear Dynamics and Its Applications, University College, University of London, UK
  • 1987-1992, Lecturer, Department of Engineering Mechanics, Dalian Technological University, China

Teaching

  • MP4011 Mechanical System Design and Analysis
  • MP3002 Mechanics of deformable Solids
  • MP2071/2072 Laboratory Projects and Experiments

Administration Duty

  • Second year coordinator of MPE School
  • Deputy director of MSc Mechanical Engineering programme

Research Interest

  • Stochastic resonance and its applications in biological systems
  • Network synchronization, control and applications
  • Time series analysis, nonlinear system reconstruction and parameter identification
  • Numerical methods for stiff nonlinear ODEs and PDEs

Awards

·        The Best Paper Prize awarded by IEEE 4th International Symposium on Communication Systems, Networks & Digital Signal Processing, Newcastle, UK (2004) July 20 -July 22. The research paper is entitled " Transmission of M-ary digital signals using controlled projective synchronization of chaos,"

Research Fellows and Postgraduates

Guo Yufeng (PhD), Omid Khanmohamadi (MSc)

Seminars and Posters

Postgraduate Opportunities (application form)

The university offers research scholarship to qualified applicants who wish to pursue M.Eng and PhD. You are invited to join the following research topics:

    1. Vector field reconstruction and system parameter identification from chaotic time series
    2. Numerical methods for stiff nonlinear ODEs and PDEs (mathematics, numerical stability)
    3. Nonlinear stochastic resonance and its applications in biological systems (Control & Expt)
    4. Chaos and bifurcation control (dynamics & control)
    5. Nonlinear dynamics of networks (computation)

Selected Journal Papers

  1. D. Xu and F. Lu, “ Modeling Global Vector Fields Of Chaotic Systems From Noisy Time Series With Aid Of Structure-Selection Techniques”, Chaos 16, (2006) 043109-043116
  2. C.P. Li, W.H. Deng and D. Xu, "Chaos synchronization of Chua system with a fractional order",  Physica A: Statistical Mechanics and its Applications, 360 (2006) 171-185
  3.  C.Y. Chee and D. Xu, "Chaotic encryption using discrete-time synchronous chaos", Physics Letters A  348 (2006) 284-292
  4.  C.Y. Chee and D. Xu, "Chaos-based M-ary digital communication technique using controlled projective synchronisation," IEE Proceedings. G, Circuit, Devices and  Systems 153 (4) (2006) 357-360
  5. C.Y. Chin and D. Xu, "Secure digital communication using controlled projective synchronisation of chaos," Chaos Solitons & Fractals, Vol.23 (2005) 1063-1070.
  6.  G. Wen, D. Xu and J. Xie, "Controlling Hopf bifurcations of discrete-time systems in resonance", Chaos Solitons & Fractals, Vol. 23 (2005) 1865-1877.
  7.  F. Lu, D. Xu and G. Wen, "Tracing initial conditions, historical evolutionary path and parameters of chaotic processes from a short segment of scalar time series", Chaos Solitons & Fractals, Vol. 24 (April 2005) 265-271.
  8.  G. Wen and D. Xu, " Nonlinear Observer Control for Full-State Projective Synchronization in Chaotic Continuous-time Systems " Chaos Solitons & Fractals, Vol. 26 (Oct. 2005) 71-77.
  9.  D. Xu and F. Lu, " An approach of parameter estimation for non- synchronous systems ", Chaos Solitons & Fractals, Vol. 25 (July 2005) 361-366.
  10.  G. Wen and D. Xu, "Control Algorithm for Creation of Hopf Bifurcations in Continuous-Time Systems of Arbitrary Dimension", Physics Letters A, 337 (2005) 93-100
  11.  C.P. Li, W.G. Sun and D. Xu, "Synchronization of complex dynamical networks with nonlinear inner-coupling functions and time delays", Progress of Theoretical Physics, Vol 11, No.4 (2005) 749-761.
  12. G. Wen, J. Xie and D. Xu, " Onset of Degenerate Hopf Bifurcation in a Vibro-impact Oscillator ", Journal of Applied Mechanics Vol.71 (2004) 579-581
  13.  F. Lu, D. Xu and G. Wen, "Estimation of initial conditions and parameters of a chaotic evolution process from a short time series", Chaos, Vol. 14, No.4, (2004) 1050-1055.
  14.  G. Wen and D. Xu, "Observer-based control for full-state projective synchronization of a general class of chaotic maps in any dimension ", Physics Letters A Vol.333, No.5-6 (2004) 420-425.
  15. Z. Li and D. Xu, "A secure communication scheme using projective chaos synchronization", Chaos Solitons & Fractals, Vol.22 No.2 (2004) 477-481
  16. D. Xu and C.Y. Chee, " Chaotic encryption with transient dynamics induced by pseudo-random switching keys ", International Journal of Bifurcation and Chaos, Vol.14, No.10 (2004) 3625-3631.
  17. D. Xu, " A Necessary Condition for Projective Synchronization in Autonomous Chaotic System with Arbitrary Dimension", Dynamics of Continuous, Discrete and Impulsive Systems (2004), (Accepted)
  18. D. Xu, C.Y. Chee and C. Li, " A Necessary Condition of Projective Synchronization In Discrete-time Systems of Arbitrary Dimensions ", Chaos Solitons & Fractals, Vol 22/1 (2004) 175-180.
  19. C.Y. Chee and D. Xu," A zero-crossing approach to uncover the mask by chaotic encryption with periodic modulation", Chaos Solitons & Fractals, Vol. 21/5 (2004) 1129-1134.
  20. G. Wen and D. Xu, " Implicit Criteria of Eigenvalue Assignment and Transversality for Bifurcation Control in Four-dimensional Maps", International Journal of Bifurcation and Chaos, Vol. 14, No.10 (2004) 3489-3503.
  21. G. Wen and D. Xu, "Feedback Control of Hopf-Hopf Interaction Bifurcation with development of Torus Solutions in high-dimensional maps", Physics Letters A 321 (2004) pp.24-33.
  22. C.Y. Chee and D. Xu, "Control of the Formation of Projective Synchronisation in Lower-Dimensional Discrete-Time Systems", Physics Letters A 318 (2003) pp.112-118
  23. G. Wen and D. Xu, "Designing Hopf bifurcations into nonlinear discrete-time systems via feedback control", International Journal of Bifurcation and Chaos, Vol.14, No.7 (2004) 2283-2293.
  24. G. Wen, D. Xu, and J. Xie, " Control of degenerate Hopf bifurcations in three-dimensional maps", Chaos 13, No.2, (2003) pp.486-494.
  25. D. Xu, F.F. Yap, X. Han and G. Wen, " Identification of spring-force factors of suspension systems using progressive neural network on a validated computer model", Inverse Problems in Engineering, Vol. 11, No. 1 (2003) pp.55-74.
  26. X. Han and D. Xu, "An application of a progressive neural network to material characterization of a functionally graded cylinder", Neurocomputing, Vol. 51 (2003) pp.341-360.
  27. D. Xu and C.Y. Chee, " Controlling the ultimate state of projective synchronization in chaotic systems of arbitrary dimension", Physical Review E 66 (2002) pp. 046218
  28. D. Xu, W.L. Ong and Z. Li, " Criteria for the occurrence of projective synchronization in chaotic systems of arbitrary dimension", Physics Letters A 305 (2002) pp. 167-172.
  29. X. Han, D. Xu, F.F. Yap and G.R. Liu, " On determination of the material constants of laminated cylindrical shells based on an inverse optimal approach", Inverse Problems in Engineering, Vol.10(4) (2002) pp. 309-322.
  30. D. Xu and Z. Li, "Controlled projective synchronization in non-partially-linear chaotic systems", International Journal of Bifurcation and Chaos, Vol.12, No(6) (2002) pp.1395-1402.
  31. G. Wen, D. Xu and X. Han, " On creation of Hopf bifurcations in discrete-time nonlinear systems", Chaos, Vol.12, No.2 (2002) pp. 350-355.
  32. X. Han, D. Xu and G.R. Liu, "Transient responses in a functionally graded cylinder to a point load", Journal of Sound and Vibration, 251(5) (2002) pp.783-805.
  33. T.Y. Ng and D. Xu, "Multiple stability and unpredictable outcomes in the chaotic vibrations of Euler beams", Journal of Vibration and Acoustics, 124(1) (2002) pp.126-131.
  34. D. Xu, Z. Li, S. R. Bishop and U. Galvanetto, "Estimation of periodic-like motions of chaotic evolutions using detected unstable periodic patterns", Pattern Recognition Letters, Vol. 23/1-3 (2002), pp. 245-252.
  35. D. Xu, "Control of projective synchronization in chaotic systems " Physical Review E 63, (2001), pp. 27201-27204.
  36. Z. Li and D. Xu, "Stability Criterion for projective synchronization in three-dimensional systems", Physics Letters A 282 (2001), pp. 175-179.
  37. D. Xu, Z. Li and S.R. Bishop, "Manipulating the scaling factor of projective synchronization in three-dimensional chaotic systems", Chaos, Vol.11, No.3 (2001), pp. 439-442.
  38. C.T. Loy, D. Xu and K.Y. Lam, "A look at warrants", Journal of Stock Exchange Singapore, 4 (1999), pp.17-18.
  39. D. Xu, C.T. Loy, K.Y. Lam and K.G. Lim, "Three dominant cycles in Singapore’s stock index", Journal of Stock Exchange Singapore, 9 (1999), pp. 25-27.
  40. D. Xu, C.T. Loy, K.Y. Lam and K.G. Lim, "Chaos theory in stock forecasting", Journal of Stock Exchange Singapore, 12 (1998), pp. 30-33.
  41. C.T. Loy, D. Xu and K.Y. Lam, "An Application of neural networks in stock markets", Journal of Stock Exchange Singapore, 10 (1998), pp.1-6
  42. S.R. Bishop, D. Wagg and D. Xu, "Use of control to maintain period-1 motions during wind-up or wind-down operations of an impacting driven beam", Chaos Solitons & Fractals, Vol.9 (1998), pp. 261-269.
  43. S.R. Bishop, D. Xu, C.Y. Liaw and E.S. Chan, "Applying chaos control in periodic windows", Chaos Solitons & Fractals, Vol.9, No.8 (1998) pp. 1297-1305.
  44. S.R. Bishop and D. Xu, "The use of control to eliminate sub-harmonic and chaotic impacting motions of a driven beam", Journal of Sound and Vibration, 205 (1997), pp. 223-234.
  45. D. Xu and S.R. Bishop, "Switching between orbits in a periodic window", Physical Review E 54 No.6 (1996), pp. 6940-6943.
  46. S.R. Bishop, D. Xu and M. J. Clifford, "Controlling tumbling chaos in parametrically excited pendulum", Proceedings of the Royal Society of London A 452 (1996), pp.1789-1806.
  47. D. Xu and S.R. Bishop, "Self-locating control of chaotic systems using Newton algorithm," Physics Letters A, 210, (1996), pp. 273-278.
  48. S.R. Bishop and D. Xu, "Control of chaos in noisy flows", Physical Review E 54 No.4 (1996), pp.3204-3210.
  49. S.R. Bishop and D. Xu, "Stabilizing the parametrically excited pendulum onto high order periodic orbits", Journal of Sound and Vibration, 194 (1996), pp. 287-293.
  50. D. Xu an S.R. Bishop, "A contraction-mapping-based control approach to stabilize chaotic systems," International Journal of Bifurcation and Chaos, Vol. 5, No.6, (1995), pp. 1741-1748.
  51. D. Xu and S.R. Bishop, "Steering dynamical trajectories to target a designed state," Chaos Solitons & Fractals, Vol. 4, No. 10, (1994), pp. 1931-1942.

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