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Channel: Doctoral Dissertations Available from Proquest
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Optimization of Monascus pigment production in solid-state fermentation

The effects of various culture parameters were investigated to optimize pigment production by Monascus purpureus ATCC 16365 in solid-state fermentations with emphasis on the effects of oxygen and...

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Knowledge-based modelling to support the determination of manufacturing strategy

The technologies of Artificial Intelligence enable the application of many new techniques to address some of the more difficult unstructured problems that exist in various manufacturing domains. This...

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Manipulation of crowding stress in corn

Competition in corn crop was studied through manipulation of crowding (density and spacing) and assimilate supply in several experiments conducted in 1986-1988. Growth and yield responses of 2 hybrids...

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An evaluation of the survey design used by the World Health Organization in...

A Monte Carlo model simulating actual populations was employed to evaluate precision in estimation of a standardized cluster sampling method proposed by the Global Programme on AIDS of the World...

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Nature, freedom, and assertion: The philosophical foundations of...

The dissertation explores a postulate common to both Max Weber and Hans Blumenberg that modern organizations gain their intense motivational power from the anxieties created in the modern era by the...

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Polymer nematic liquid crystals: Disclination structure and interaction

Disclinations and inversion walls in the director field of nematic thermotropic liquid crystal polymers (TLCP's) are imaged at high resolution using the lamellar decoration technique of Wood and...

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Task decomposition through competition in a modular connectionist architecture

A novel modular connectionist architecture is presented in which the networks composing the architecture compete to learn the training patterns. As a result of the competition, different networks...

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Type flow analysis for exploratory software development

"Exploratory" programming languages and development enjoy a reputation for enabling both rapid development of prototype implementations and ease of evolution as experience with these prototypes...

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Lightpath communications: A novel approach to optical WANs

This dissertation presents a new approach, the Lightnet architecture, addressing the substantial mismatch between optical transmission bandwidth and electronic switching speeds. The Lightnet is a wide...

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Complex supermanifolds

In this dissertation we study some properties of a complex supermanifold $M$ = ($X$, ${\cal O}\sb{M}$). In Chapter II we compute the dolbeault cohomology of a superextension of degree 1 over...

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Affirmative action training and its effect at a selected facility of a human...

Human service agencies are charged with the responsibility of providing care to those who are in need. Care recipients represent all walks of life. However, those who provide the services are not...

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Homologous recombination in Dictyostelium discoideum

To exploit DNA-mediated transformation as a tool for studying the mechanisms controlling differential gene expression in Dictyostelium discoideum, it is necessary to know the fate of exogenous...

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An analysis of the informal sector and alternative closure rules in two...

This dissertation examines Peru's experience with heterodox economics under Alan Garcia through the use of two computable general equilibrium models. The models are part of the structuralist...

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The ontogeny of cardiovascular regulatory mechanisms in the bullfrog (Rana...

Although the study of cardiovascular regulation in adult amphibians began over a century ago, almost nothing is known about the ontogeny of cardiovascular regulatory mechanisms in the Amphibia. The...

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The secondary labor segment and local labor markets

Hypotheses drawn from labor segmentation literature concerning wage determination and the labor force characteristics of the secondary labor segment are tested on three local labor markets. Samples...

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Ein Blick hinter die Kulissen: Deutschsprachige Dramatikerinnen im 18. und...

This study presents a selection of eighteenth- and nineteenth-century German women dramatists and their works. The texts were not located within what we know as literary history, but rather within the...

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The politics of transition to socialism in Cuba and North Korea

Both critics and defenders of socialism often regard socialism as the full negation of all capitalist social structures. However, a careful analysis of socialist practices in the Third World reveals...

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Evaluation of flow nonuniformity and its effects on solid-liquid extraction...

A laboratory-scale, horizontal, continuous, countercurrent solid-liquid extractor was constructed and used in experiments to determine: (1) axial dispersions in solid phase, (2) convective...

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Black neighbors: Race and the limits of reform in the American Settlement...

Settlement workers sought to reform American society in order to make it truer to its democratic ideals. They erected the seedling of modern social work, the social settlement, which uniquely combined...

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The study of slow wave characteristics of planar transmission lines on...

At radio or microwave frequencies, signal transmission phenomena in semiconductor devices or circuits need to be explained with electromagnetic wave theory. Metallic lines and structures made on...

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