Investigation of Young's modulus of elasticity in wood using Electronic Speckle Pattern Interferometry (ESPI)

Ebenezer Tatchie1, Patrik Langehanenberg2, Bjoern Kemper2, Paul Buah-Bassuah1, Gert von Bally2
  1. 1Laser and Fibre Optics Centre, Department of Physics, University of Cape Coast (Ghana)
  2. 2Labor für Biophysik, Universität Münster

etteye [at] yahoo [dot] com

Electronic Speckle Pattern Interferometry (ESPI) is a holographic interferometric non-contact optical technique used to measure in-plane and out-of-plane object displacements. This optical method was adopted to measure Young's modulus of elasticity in two tropical wood samples odum, kussia and steel, a reference material. The experimental results of Young's moduli of the samples compared reasonably well to the literature values obtained with mechanical methods.

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@inproceedings{tatchie2007p52,
  author     = {Tatchie, Ebenezer and Langehanenberg, Patrik and Kemper, Bjoern and Buah-Bassuah, Paul and von Bally, Gert},
  title      = {{Investigation of Young's modulus of elasticity in wood using Electronic Speckle Pattern Interferometry (ESPI)}},
  booktitle  = {DGaO-Proceedings 2007},
  series     = {DGaO-Proceedings},
  eventtitle = {108. Jahrestagung der DGaO},
  eventdate  = {2007-05-30/2007-06-02},
  venue      = {Heringsdorf},
  publisher  = {Deutsche Gesellschaft für angewandte Optik e.V.},
  year       = {2007},
  pages      = {P52},
  url        = {https://dgao-proceedings.de/paper/108-p52}
}
108. Jahrestagung der DGaO · Heringsdorf · 2007