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On Closed-loop Supply Chain and Routing Problems for Hazardous Materials Transportation with Risk-averse Programming, Robust Optimization and Risk Parity
(2019-07-29)
The objective of this dissertation is to develop mathematical optimization models that assist and improve the decision making process in hazardous materials (hazmat) routing and supply chain network design. First, a ...
A Systematic and Data-Driven Approach for Improving Survival Analysis of Heart Transplantation
(2019-07-26)
This dissertation is developed to improve survival analysis of heart transplant surgeries by first, investigating factors that are associated with the performance of predictive machine learning algorithms, then creating ...
Impact of Rest and Secondary Intervention on the Development of and Recovery from Work-related Musculoskeletal Disorders in Human and Rat ModelsImpact of Rest and Secondary Intervention on the Development of and Recovery from Work-related Musculoskeletal Disorders in Human and Rat Models
(2019-04-25)
Experts from different fields study the development of Musculoskeletal Disorders (MSDs) from different perspectives: epidemiologists identify potential MSD risk factors, traditional ergonomists analyze motions, and medical ...
Development and Validation of a Cumulative Exposure Shoulder Risk Assessment Tool Based on the Fatigue-Failure Theory
(2019-11-15)
Exposure to physical risk factors and the resultant cumulative loading has been identified as a major contributing factor for the development of workplace musculoskeletal disorders (MSDs). Nevertheless, the dose-response ...
Study of the Use of Employee Perception to Assess Lean Adoption Based on the Toyota Production System and Toyota Way Model in the Chinese Automobile Industry
(2019-12-09)
In the 1980’s, the world began to notice the Toyota Motor Corporation as a leader in the automotive manufacturing industry. The Toyota Production System has been researched and emulated for its business success in cost ...
Design Improvements for School Bus Emergency Evacuation Systems
(2019-04-18)
DISSERTATION ABSTRACT
The aim of this research was to: (1) Evaluate a rear emergency door intervention designed to improved passenger flow rate during evacuation. Two school bus mock up test fixtures were fabricated ...
Statistical and Visual Analysis of Solder Joint Reliability in extreme Environments
(2019-04-26)
Over the last several decades, surface mount technology has advanced and become the most profitable industry worldwide. Cell phones or some type of hand held technology have become prominent throughout multiple age groups. ...
The Effects of Aging on Doped Lead-Free Solder under Thermal Shock and Thermal Cycling
(2019-12-09)
In this experiment, the thermal shock performance of various doped Pb-free solder pastes on Ball Grid Array (BGA) packages and resistors were observed in order to determine their reliability. This investigation is based ...
Optimization Models for the Inspection of Electric Power System Assets Using Drones
(2019-07-09)
To inspect electric power system assets, electric utilities have relied on inspection personnel and costly equipment. For example, the utilities inspect a power transmission tower by dispatching line crews and helicopters. ...
Patient-Centric Facility Design for Physical Rehabilitation Hospitals
(2019-09-25)
This dissertation presents two novel models for solving the facility layout problem in a physical rehabilitation hospital. The first model solves the block layout problem, where the relative location and size of the ...