Optical Metods for Solid Mechanics A Full-Field Approach

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Cover Courtesy: Based on work done at Digital Photomechanics lab, IIT Madras

ISBN-13 : 978-1-60807-806-6

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Contents of this Book

01. Basic Optics
- Krishna Thyagarajan and Ajay Ghatak, Indian Insitute Of Technology, Delhi, India

02. Electronic Image Sencing and Processing
- Thomas Baechler, CSEM, Switzerland

03. Phase Decoding and Reconstruction
- Jan Burke, Australian Centre For Precision Optics, Australia

04. Experimental Stress Analysis - An Overview
- Krishnamurthi Ramesh

  1. Introduction
      141
  2. Concept of Stress and Strain
      141
  3. Stress-Strain Relations
      146
  4. Rudiments of a Tension Test
      147
  5. Principal Stress and Strain
      148
  6. Concept of Stress Concentration
      151
  7. Birth of Fracture Mechanics
      153
  8. Pecularities of Experimental Approach
      154
  9. Information Directly Obtained from Various Experimental Techniques and Their Typical Applications
      155
    • Photoelasticity
        155
    • Holography
        155
    • Grid Methods
        156
    • Geometric Moire
        157
    • Moire Interferometry
        157
    • Speckle Interferometry
        157
    • Digital Image Correlation
        158
    • Thermoelastic Stress Analysis
        159
    • Brittle Coating
        159
    • Strain Gauge
        159
    • Caustics
        160
    • Coherent Gradient Sensor
        161
  10. Selectionn of an Experimental Technique
      161
  11. Case Studies
      165
  12. Experimental Study on Investigation of Random Failure of Chain Plates
      165
    • Possible Investigation Methodology
        167
    • Analysis of Assembly Stress due to Interference Fit between Bush and Inner Plate Using Transmission Photoelasticity
        168
    • Analysis of Chain Plate and Bush Assembly Using Reflection Photoelasticity
        170
    • Stress Concentration Factor due to Applied Load
        171
  13. Comprehensive Experimental Study on a MEMS Pressure Sensor
      172
    • Microscale Speckle Interferometry and Shearography
        173
    • Deflection Measurement of the Presuure Sensor
        175
  14. Conclusion
      178

05. Digital Image Correlation
- Francois Hild and Stephane Roux, LMT-Cachan, France

06. Rough Surface Interferometry
- Kay Gastinger(NTNU, Norway), Pierre Slagen(University in Alès, France)
   Pascal Picart(ENSIM, France), Peter Somers(DUT, The Netherlands)

07. Fringe Projection Profilometry
- Jan Buytaert, Joris Dircks, University Of Antwerp, Belgium

08. Thermoelastic Stress Analysis
- Janice M. Dulieu-Barton, University Of Southampton, UK

09. Photoelasticity
- Eann A. Patterson, University Of Liverpool, UK