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Fall 2024
This thesis is concerned with the experiments and modelling for the time-dependent behavior of semicrystalline polymers. Relaxation test had long been used to evaluate the performance of materials. In this study, a novel multi-relaxation-recovery test was proposed based on cyclic stages of stress...
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Development of Non-Destructive Indentation Fracture Toughness Methodologies for High Strength Alloys Case study: High strength rail steels and aluminum
DownloadFall 2024
Rail derailment comprising largely from main track derailments frequently occur in the Canadian railway network. Reports have shown that some of these derailments experienced a train-initiated emergency brake application caused primarily from broken rails especially at extreme cold temperatures....