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Now showing items 21-40 of 322
Modeling and analysis of nonlinear biological systems
(University of Missouri--Columbia, 2007)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] This dissertation focuses on the modeling and analysis of a set of biological phenomenon at a cellular (Part I) and systems (Part II) level. In Part ...
Patient specific bone remodeling and finite element analysis of the lumbar spine
(University of Missouri--Columbia, 2007)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] The body of work outlined here relates generally to mechanical engineering research in the area of biomechanics. More specifically this work focuses ...
Direct contact heat exchanger development
(University of Missouri--Columbia, 2007)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] The purpose of this work was to develop tools that guide the design of a direct contact heat exchanger for small-scale commercial and/or residential ...
Modeling of selective laser sintering of single-component metal powders
(University of Missouri--Columbia, 2006)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] Selective Laser Sintering (SLS) is a rapid prototyping technology which enables freeform fabrication of complex-geometry components directly from ...
A development of the motile sperm sorting microfluidic devices
(University of Missouri--Columbia, 2007)
The objectives of this research are developing and improving an inexpensive and convenient microfluidic device to apply to sperm cell sorting. Based on well known soft-lithography fabrication method which contains rapid ...
Nonlinear control and active damping of a forced-feedback metering poppet valve
(University of Missouri--Columbia, 2007)
For a metering poppet valve which was developed at the University of Missouri (MU valve), the valve can be configured for performance at the cost of stability. It is desirable to achieve both performance and stability using ...
Horizontal zinc oxide nanomaterials growth and their application for surface enhanced raman scattering
(University of Missouri--Columbia, 2008)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] Nanonecklace (NNs) or nanochains (NCs), aligned nanoparticles (NPs) in straight or curled shape, have been demonstrated using metals, silicon, silicides, ...
Experimental and analytical study on two-phase impingement cooling with and without electric field
(University of Missouri--Columbia, 2007)
Among the thermal management solutions for power electronics, two-phase jet or spray impingement cooling are two promising candidates. In this study, electrohydrodynamic atomization (EHDA) method is used to generate spray ...
Electrostatically actuated and bi-stable MEMS structures
(University of Missouri--Columbia, 2007)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] Bistable compliant micro-structures offer a tremendous advantage in the industry today, as these structures have an ability to maintain their shape ...
Theoretial [sic] analysis of oscillating motion, heat transfer, minimum meniscus radius and charging procedure in an oscillating heat pipe
(University of Missouri--Columbia, 2008)
With the rapid development of electronic technology, investigation and application of devices with high performance of heat removal have become competitive issues recently. Different from traditional heat transfer strategy, ...
State space formulation of TFEA & uncharted islands of instability in milling
(University of Missouri--Columbia, 2007)
A new approach is developed to examine the stability of delay differential equations that builds upon the previous work in temporal finite element analysis. In contrast to the results of previous work, which could only be ...
Failure of transparent polymer composite laminated glass panels under impact loading
(University of Missouri--Columbia, 2007)
Historically, windows and other facilities during hurricanes have experienced significant damage exposing the occupants and the building envelope to uncomfortable and dangerous conditions. A new approach to the design of ...
Investigation into the pool-boiling characteristics of gold nanofluids
(University of Missouri--Columbia, 2007)
The use of nanofluids as a heat transfer fluid has drawn considerable attention recently. Within the last five years, work investigating the pool-boiling of these fluids has increased dramatically. However, they have ...
Characterization of mechanical properties and study of microstructures of friction stir welded joints fabricated from similar and dissimilar alloys of aluminum
(University of Missouri--Columbia, 2007)
The objective of this research was to characterize the mechanical properties and study the microstructures of the friction stir welded joints to obtain the optimum process conditions that would result in the desired ...
Helical tool geometry in stability predictions and dynamic modeling of milling
(University of Missouri--Columbia, 2007)
The temporal finite element analysis (TFEA) method has been used in several publications to analyze interrupted machining dynamics. In this work, a higher order hp-version TFEA method will be presented which offers the ...
Investigation of the "unit cell" concept for air-to-liquid heat exchanger research and development
(University of Missouri--Columbia, 2007)
This study investigated the validity of the Unit Cell concept to explore the performance of air-to-liquid heat exchangers. The Unit Cell concept will test only a 15.24 cm by 15.24 cm portion of a full sized prototype coil, ...
An investigation of nonlinear tip-sample force models for nanoindentation
(University of Missouri--Columbia, 2007)
Current physical models of tip-sample interactions in nanoindentation and atomic force microscopy are exclusively based on either the Johnson-Kendall-Roberts (JKR) or Derjaguin-Muller-Toporov (DMT) models of adhesive contact ...
Design optimization and efficiency modeling of a hot gas vane motor
(University of Missouri--Columbia, 2007)
The purpose of this research is to model and analyze the dynamics of a hot gas vane motor for design optimization work. The pneumatic motor is a portable direct drive actuator that is intended as an alternative to ...
Elastic property prediction of short fiber composites using a uniform mesh finite element method
(University of Missouri--Columbia, 2007)
This thesis presents a uniform method to determine the elastic material non-isotropic properties of fiber reinforced composite materials. This method employs a uniform array of custom 3D displacement based elements that ...
Rapid industrial furnace thermal modeling for improved fuel efficiency
(University of Missouri--Columbia, 2007)
The development and verification of an innovative modeling technique for industrial gas fired glass melting furnaces will be discussed. Rapid and accurate modeling of industrial furnaces is needed for the development of ...