School of Mechanical, Electrical and Manufacturing Engineering


Dr Pablo Ruiz PhD

Photo of Dr Pablo Ruiz

Reader in Applied Optics


  • Born in Salta, Argentina. 
  • Attended the National School of Commerce High School. 
  • BSc in Physics attained in 1996 at the National University of Salta, with final year project at the Centro de Investigaciones Ópticas,La Plata. PhD in Physics awarded in 2002 at the Rosario Institute of Physics.
  • Joined Loughborough University in 2002 as Research Associate, become Research Fellow in 2005 and Lecturer in Mechanical Engineering in 2006.

Research Interests and Activities

  • Optical methods for non-destructive applications in mechanics of materials: 
    • Speckle Interferometry
    • Moiré Interferometry
    • Phase Contrast Optical Coherence Tomography
    • Tilt scanning Interferometry
    • Wavelength Scanning Interferometry.
  • Numerical fringe analysis: 
    • Phase shifting algorithms
    • 2D and 3D phase unwrapping methods.
    • Speckle noise reduction
  • Mechanics of materials: 
    • Strains in bonded joints
    • Structural integrity of composites
    • Environmental stress/strain response of oriental lacquer (urushi) thin films

External Activities

  • Professional affiliations: Member of the Institute of Physics (IoP) Member of the Optical Society of America (OSA).
  • Invited lecture at the symposium “Advanced Imaging Methods for Accurate Deformation, Motion and Shape Measurements: Recent Developments and Applications” which will be held October 5-7, 2009 at the Hilton-Convention Center hotel in downtown Columbia, South Carolina, USA.
  • Invited to contribute a chapter in the book “Advances in Speckle Metrology and Related Techniques”, edited by Prof. Guillermo H. Kaufmann, Wiley, 2009. Quoting the editor: “The book proposal consisted in collecting the new and broad materials published since 2002 in specialized journals and conferences dealing with the speckle phenomena and then selecting the topics showing the greatest promises.”
  • Invited speaker at the School of Physical Sciences seminars,University of Kent, Canterbury, February 2009. Topic presented: “Phase contrast optical coherence tomography for 3D metrology applications”.
  • Member of the Scientific and Organizing Committee for the BSSM seminars on "Experimental Mechanics in biological tissues”,Loughborough, UK, 23rd June 2009.
  • Member of the Scientific Committee in Speckle 2010, La Plata,Argentina, September 2010.
  • Member of the Scientific and Organizing Committees in Photomechanics 08 International Conference, Loughborough, UK, July 2008.
  • Chairman of the Fringe Analysis Special Interest Group (FASIG),
  • Chairman at the FASIG session in Photon08, Herriot Watt University,Edinburgh, August 2008.
  • Chairman at ICEM12 (2004) and ICEM13 (2007) International Conferences on Experimental Mechanics; Member of the Scientific Committee of Photomechanics 2008, Loughborough, July 2008.
  • Invited paper: Rank Prize Funds “Mini-symposium on Optical Aspects of Non-Destructive Testing”, Cumbria, 19-22 May 2008.
  • Journal referee for: Optics Letters, Applied Optics, Optical Engineering Letters, Optical Engineering, Measurement Science Technology, Optics Communications, Journal of Holography and Speckle and Optics & Laser Technology.
Current funding
  • RCIF funding (£70k) Swept Source Optical Coherence Tomography system for depth-resolved material analysis and characterization.
  • EPSRC EP/F02861X/1 (£439k), “3D strain field mapping of scattering media using Wavelength Scanning Interferometry with application to damaged composites”. 3Yrs, starting date: 01/10/2008.
  • EPSRC EP/E050565/1 (£211k), “Depth-resolved phase contrast metrology in life sciences and engineering”. 3Yrs, starting date: 01/08/2007.


  • 2007: Best paper in the oral sessions at the Speckle 06 conference (Nimes, France, Sept. 06) attended by over 150 delegates.
  • 2002: British Council and Fundación Antorchas postdoctoral studentship. (Loughborough University)