Advancement of Optical Methods & Digital Image Correlation in Experimental Mechanics

Contents 1 Diagnosis of Deformation Stages with Optical Interferometric Technique and Comprehensive Theory of Deformation and Fracture............................................................................................ 1 Sanichiro Yoshida and Tomohiro Sasaki 2 Non-contact Measurement of Strains Using Two Orthogonal Sets of Twin “Blue” Lasers ...................... 7 R. W. L. Fong and J. Patrick 3 Experimental Observations on the Fracture of Metals............................................................... 19 C. A. Sciammarella, L. Lamberti, and F. M. Sciammarella 4 A Digital Laser Speckle Technique for Generating Slope, Curvature, and Deflection Contours of Bent Plates 43 Austin Giordano and Fu-Pen Chiang 5 Holography and Holographic Interferometry via Photopolymer Film............................................. 51 Austin Giordano, Lionel T. Keene, Ryan Norris, and Fu-Pen Chiang 6 Evaluating Stresses from Measured Strains in Viscoelastic Body Using Numerical Laplace Transformation. 55 S. Taguchi, K. Takeo, and S. Yoneyama 7 Evaluation of the Influence of Water Absorptivity on the Properties of CFRP Cylinder Materials by SHPB Impact Compression Test ........................................................................................ 61 J. Liu, K. Takeo, and S. Yoneyama 8 Speckling and Testing with DIC at Microscales....................................................................... 67 Kevin B. Connolly and W. Carter Ralph 9 Perspective Compensation of 2D-DIC Measurements by Combination with Speckle Imaging.................. 73 Juuso Heikkinen and Gary S. Schajer 10 Holographic Measurement of Semi-transparent Tympanic Membrane Shape Using Multiple Angle Illuminations .............................................................................................................. 79 H. Tang, P. Psota, J. J. Rosowski, J. T. Cheng, and C. Furlong 11 Characterization of Interface Debonding Behavior Utilizing an Embedded Digital Image Correlation Scheme..................................................................................................................... 83 Tomislav Kosta and Jesus O. Mares Jr. 12 Preliminary Characterization of a Plastic Piezoelectric Motor Stator Using High-Speed Digital Holographic Interferometry............................................................................................. 89 Z. Zhao, P. A. Carvalho, H. Tang, K. Pooladvand, K. Y. Gandomi, C. J. Nycz, C. Furlong, and G. S. Fischer 13 DIC Measurement of Anisotropy for Plastically Deformed Thermoplastic........................................ 95 Kenichi Sakaue and Sho Higuchi vii

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