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Department of Mechanical Engineering

Prof. Jiunn-Jong Wu

Jiunn-Jong Wu  

Professor
 
Research areas: Nano-tribology; Surface roughness; Random vibration; Fractals
Laboratory: Vibration and Micromechanics Lab
Tel: +886-3-2118800 ext. 5335 (Office), 5656 (Lab)


Education:
- Ph.D., Department of Engineering, Cambridge University, U.K. (1991~1995)
- M.S., Department of Mechanical Engineering, National Taiwan University, Taiwan (1987~1989)
- B.S., Department of Mechanical Engineering, National Taiwan University, Taiwan (1981~1985)

Employments:
- Engineer, Opto-Electronics & Systems Laboratories., Industrial Technology Research Institute (1995~1997)
- Engineer, Industrial Development Bureau, Ministry of Economic Affairs (1990~1991)
- Oil Exploitation Engineer, Chinese Oil Corporation (1989~1990)

Selected Publications:
  1. J.-J. Wu and Yu Ju Lin, "Numerical Analyses on the Adhesive Contact between a Sphere and a Longitudinal Wavy Surface", The Journal of Adhesion, Vol.91, No. 5, 2015.
  2. J.-J. Wu, "Numerical Simulation of the Adhesive Contact between a Slightly Wavy Surface and a Half-Space", Journal of Adhesion Science and Technology, Vol.26, 2012, pp.331–351.
  3. J.-J. Wu, "The Interactions between Spheres and between a Sphere and a Half-Space, Based on the Lennard–Jones Potential", Journal of Adhesion Science and Technology, Vol.26, 2012, pp.251–259.
  4. J.-J. Wu, “The jump-to-contact distance in atomic force microscopy measruement”, Journal of Adhesion, Vol. 86, 2010, pp. 1071-1085.
  5. J.-J. Wu, “Adhesive contact between a cylinder and a half-space”, Journal of Physics D: Applied Physics, Vol. 42, 2009, 155302.
  6. J.-J. Wu, “Modification of Hertzian behaviour in heavily loaded contact in the DMT regime”, Journal of Physics D: Applied Physics, Vol. 41, 2008, 185301.
  7. J.-J. Wu, “Easy-to-Implement Equations for Determining Adhesive Contact Parameters with the Accuracy of Numerical Simulations”, Tribology Letters, Vol. 30, 2008, pp. 99-105.
  8. J.-J. Wu, “Numerical analyses on elliptical adhesive contact”, Journal of Physics D: Applied Physics, Vol. 39, No. 9, 2006, pp. 1899-1907.
  9. J.-J. Wu, “Nanoadhesion between a rigid circular disc and an infinite elastic surface”, International Journal of Solids and Structures., Vol. 43, 2006, pp. 1624-1637.
  10. J.-J. Wu, “Adhesive contact between a nano-scale rigid sphere and an elastic half-space”, Journal of Physics D: Applied Physics, Vol. 39, No 2, pp. 351-358, 2006.
  11. J.-J. Wu, “Simulation of non-Gaussian surfaces with FFT”, Tribology International, Vol. 37, No. 4, pp. 339-346, 2004.
  12. J-J Wu, “Spectral analysis for the effects of stylus tip curvature on measuring isotropic surfaces”, Measurement of Science and Technology, Vol. 13, pp. 720-730, 2002.
  13. J-J Wu, “Simulation and analyses of anisotropic fractal surfaces”, Chaos, Solitons and Fractals, Vol. 13, No.9, pp. 1791-1806, 2002.
  14. J-J Wu, “The properties of asperities of real surfaces”, ASME, Journal of Tribolgoy. Vol. 123, Issue 4, pp. 872-883, 2001.
  15. J-J Wu, “Structure function and spectral density of fracral profiles”, Chaos, Solitons and Fractals, Vol. 12, No.13, pp. 2481-2492, 2001.
  16. J-J Wu, “Spectral analysis for the effects of stylus tip curvature on measuring fracral profiles”, Measurement of Science and Technology, Vol. 11, 2000, pp. 1369-1376.
  17. J-J Wu, “Simulation of rough surfaces with FFT”, Tribology International, Vol. 33, pp.47-58, 2000.
  18. J-J Wu, “Characterization of fractal surfaces”, Wear, Vol. 239, Iss. 1, pp.36-47, 2000.
  19. J-J Wu, ”Spectral analysis for the effect of stylus tip radius on measuring rough profiles”, Wear, Vol. 230, 1999, pp.194-200.
  20. J.A Greenwood and J-J Wu, "Elasto-hydrodynamic lubrication of central pivoted thrust bearings", Journal of Physics, Series D: Applied Physics, 28, 1995, pp.2371-2377.