Publications by authors named "Christophe Bastien"

Article Synopsis
  • Bionic tubes are being studied for vehicles because they can help protect people better in crashes.
  • Researchers looked into special tubes inspired by pine cones and used computer models to test how different shapes and thicknesses perform during crashes.
  • They found that changing the thickness made a big difference in how well these tubes absorb energy during an impact, suggesting these tubes could be great for making safer cars.
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In the real world, the severity of traumatic injuries is measured using the Abbreviated Injury Scale (AIS) and is often estimated, in finite element human computer models, with the maximum principal strains (MPS) tensor. MPS can predict when a serious injury is reached, but cannot provide any AIS measures lower and higher from this. To overcome these limitations, a new organ trauma model (OTM2), capable of calculating the threat to life of any organ injured, is proposed.

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With the increasing use of Computer Aided Engineering, it has become vital to be able to evaluate the accuracy of numerical models. Specific methods such as CORA were developed to objectively evaluate the correlation between a physical test and a numerical simulation results in terms of parameter vs time. However, no metric has so far been developed for Force Vs Deflection (FvD) signals often used in crashworthiness and biomechanics.

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