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Skip to Search Results- 1Bschaden, Benjamin Simon
- 1Fathimani, Maryam
- 1Hernandez Peralta, Rodrigo Arturo
- 1Jeong, Moon Sook
- 1Mohammadi, Farzad
- 1Ng, James C
- 2Major, Paul (Dentistry)
- 1Bayat, Alireza (Civil and Environmental Engineering)
- 1Dubljevic, Stevan (Chemical and Materials Engineering)
- 1Kachur, Jerrold. L. (Educational Policy Studies)
- 1Lipsett, Michael (Mechanical Engineering)
- 1Long, Rong (Mechanical Engineering, University of Colorado, Boulder)
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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 Effects of Elastic Size and Archwire Type on 3-Dimensional Force Systems When Using Class II Interarch Elastics
DownloadSpring 2017
Abstract Objectives: An orthodontic simulator (OSIM) device was used to compare the force systems generated by class II elastics on a ½ cusp class II malocclusion using four combinations of two elastic types and two archwire types. Methods: 3-dimensional forces and moments due to class II...
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Localization of Global Discourse and the Breakdown of the Washington Consensus (WC): A Case Study of Korean Higher Education Reform (1993-2012)
DownloadFall 2015
In my dissertation paper, I sought the political implications of neo-liberal education reform with the case of recent Korean higher education reforms. I first explored the macro-causal relationship of neo-liberal higher education reform in transnational social relations, and then the political...
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Evaluation of Different Winter Road Conditions and Effectiveness of Winter Road Maintenance Operations
DownloadFall 2014
This study uses friction measurements of Real Time Traction Tool (RT3)-Curve to characterize different road conditions, evaluate the effect of winter maintenance operations, and identify influential parameters. The reliability of RT3-Curve device was verified by a speed-dependency analysis....
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Spring 2014
This work provides a guideline for gecko inspired dry adhesive design and simulation. Mechanical property testing for several polymers commonly used in gecko adhesives (Kraton G1657 thermoplastic elastomer, ST-1060, and ST-1087 polyurethane elastomers) allowed hyperelastic and viscoelastic...
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Applications of nonautonomous infinite-dimensional systems control theory for parabolic PDEs
DownloadFall 2013
Parabolic partial differential equations (PDEs) are used as models of transport-reaction phenomena in a variety of different industrial chemical and materials engineering processes, and can yield precise descriptions of process variables with complex temporal and spatially dependent system...
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The Effect of Perturbations on Resistance to Sliding in Second Order Moments Using Conventional Ligated Brackets Versus Passive Self Ligated Brackets
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Abstract Objectives: A novel frictional and perturbation device was used to investigate the role of vibrations on resistance to sliding (RS) in conventional and passive ligated brackets Methods: 150 3M Victory Series twins (0.022 slot) and 150 Damon Q brackets (0.022 slot) were tested using an...
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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
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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...
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Conductive Atomic Force Microscopy Study of Electron Transport Through Diazonium Derived Films and Mixed – Mode Bonded Layers on Gold and Carbon Surfaces
DownloadSpring 2012
For Molecular Electronics to become a viable replacement or complitment to current elec- tronic devices a fundamental understanding of device operation and functionality is needed. This work explores electron transport through diazonium derived molecular junctions via conductive atomic force...