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Fall 2018
Hernandez Peralta, Rodrigo Arturo
The objective of this research was to examine the cold temperature limitation of the elastomeric material currently used in railcar airbrake glad-hand gaskets. A test plan to assess gasket material performance was designed based on gasket operating conditions and material properties. Standards,...
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Fracture Modeling in Elastomeric Materials: Relating the Macroscopic Response to Microscopic Processes
DownloadFall 2018
Inelastic material behavior is known to be able to enhance the fracture toughness of elastomers. However, how to optimally exploit this toughening mechanism is still being investigated. In this thesis a series of continuum models are developed to describe such inelastic behaviors, with the goal...
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The Effect of Conventional Elastomers on Force and Moment of a Self-Ligating Orthodontic Bracket with Second-Order Angulation in the Dry and Wet States evaluated through a new 3D Friction Device
DownloadSpring 2013
Objective: A new three-dimensional friction device was used to investigate the effect of conventional elastomers on force and moment of a self-ligating orthodontic bracket with second-order angulation during a simulated retraction. Methods: An 0.018x0.025-in stainless steel archwire was drawn...