Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 121 for “"Commercial products"”.
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Evaluation of Odor-Reducing Commercial Products for Animal Waste
Six odor-reducing commercial products were tested for their efficacy in reducing odors from dairy and swine wastes. A sensory panel method was utilized for odor evaluations, in which the panel played an important part. Comparisons between products were made for agitated and unagitated conditions …
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Identification of volatile organic compounds in the early stages of fire from commercial products
Building products, such as insulation materials, are ubiquitous in daily life, but there is a lack of published research on their thermal behaviour and volatiles released in the early stages of a fire. In both analytical and applied applications, knowledge about the chemical processes taking place …
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Comparison of Artificial Flavors in Commercial Products and Actual Natural Flavor via Gas Chromatography Mass Spectroscopy Data.
… used as a reference to compare GCMS profiles of commercial artificial strawberry flavor products such as strawberry flavored Cool Splashers™, Gatorade®, and Aquacal® flavored water. The chromatograms obtained were patterned using simple visual observations, scatter plot designs, Mann-Whitney U …
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DEGRADATION OF PROTECTIVE GLOVE MATERIALS EXPOSED TO COMMERCIAL PRODUCTS: A COMPARATIVE STUDY OF TENSILE STRENGTH AND GRAVIMETRIC ANALYSES
… on less than 1% of the 89 million chemical products available today.</p> <p>This study offers a solution by testing five durable polymer materials against 50 chemicals, using two rapid chemical degradation assessment techniques. The first technique involves gravimetric analysis of the weight …
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A study of drug-plastic interactions in a variety of plastic containers
… interactions. The inclusion in the study of a commercially available plasticized product used for the administration of parenteral solutions was to compare the results of commercial products to non-commercial products.</p>
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Synthesis and characterization of "non-shrinking" nanocomposites for dental applications
… (S1 a?? S4) by reinforcing with 63 wt% of commercial fillers. The experimental nanocomposites (S1 a?? S4) were then characterized for their physico-mechanical properties such as polymerization shrinkage, hardness, modulus, depth of cure, degree of conversion and water sorption. Results …
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A study of concurrent design methodology in the development of a medical diagnostic instrument
The New Products Program (NPP) is a joint venture between the Massachusetts Institute of Technology (MIT) and industrial sponsors. The aims of the program are the advancement of engineering education and the development of new commercial products. This particular project was sponsored by Becton …
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Development of a robotic arm to teach autistic children social movements
… replicate human motion than currently available commercial products. Additionally, a protective sleeve that conceals wiring and joints would make this product safer for young children, the main client of the invention.
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Natural fibre reinforced cement composites
… associated with asbestos and its related products necessitated in finding alternative resource of fibres. Over the last two decades natural fibre (mainly wood pulp fibre) has emerged as the most acceptable alternative reinforcement for fibre cement products. The first three chapters of …
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Characterizing Engineered Nanomaterials: From Environmental, Health and Safety Research to the Development of Shaped Nanosphere Lithography for Metamaterials
… physicochemical properties, particularly in commercial products. Such data allows the critical features for biological outcomes to be determined. This work focused on the inorganic oxides that were studied in powdered and dispersed forms as well as directly in consumer sunscreen products. The …
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Design and analysis of a small-scale cost-effective CNC milling machine
… and compared during the design stage. Different commercial products were carefully selected and purchased from the Chinese market. PMAC from Delta Tau was used as the motion controller. Different setup and configuration issues using PMAC were explored. A newly designed motion controller using …
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Optimisation and Parametric Study of Heat Transfer in Transpired Solar Collectors Using Computational Fluid Dynamics
… optimising the performance of TSCs, developing commercial products, and designing systems based on commercial products in relation to local conditions.
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Development and optimization of ultra-high performance concrete using local materials
… by its high price and the proprietary nature of commercial products. In order to address this issue, a less expensive, non-proprietary UHPC mix design is explored and developed. The research effort described in this thesis includes an experimental quantification of the effects of using various …
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Stepping your game up : technical innovation among young people of color in hip-hop
… music industry that manufactures a wide range of commercial products featuring stereotypical images of young black people. These stereotypes disproportionately mark young black men and rarely reflect the technical sophistication and cultural literacy mobilized in hip-hop expression. This thesis …
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Design and implementation of the SBX1: a smart environment chamber for biological research and discovery
… and live cell imaging systems exist as commercial products; however, they are prohibitively expensive, costing tens or hundreds of thousands of dollars depending on capabilities of the system. This thesis presents the electrical, optical, mechanical, and software design of the SBX1Smart …
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NMR Characterization of Novel Materials for Battery Electrolyte Applications
… and non-renewable energy storage devices in commercial products and services and the global warming have created significant motivations to accelerate research in battery technology. In addition, the risk factors generated by the high heat generation and flammability of the batteries are …
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Low-power digital processor for wireless sensor networks
… processors demonstrated in literature or commercial products, several low-power techniques are suggested that could drastically improve the energy metrics of a future implementation.
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A Study of the Effects of Titanium Dioxide Nanoparticles on the Fluorescent Intensity of Fluorescent Compounds in the Presence of Known Quenchers.
… of titanium. It has a wide range of uses in commercial products for providing whiteness and opacity. It has photocatalytic properties and can also be used to produce electricity in its nanoparticles form. This research is focused on investigating the effect of titanium dioxide nanoparticles …
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Statistical methods applied to acousto-ultrasonic technique
… of composite materials, particularly in commercial products, has been dramatic and carries an implied mandate for effective methods for material quality evaluation. The cost of composite materials dictates that non-destructive test methods be used. At the same time, the nature of …
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An investigation into the influence of quality and standardisation of merchandising activities in grocery retailing chains on impulse purchasing in the Durban area
Dissertation submitted in partial compliance with the requirements for the Degree of Master of Technology: Marketing, Technikon Natal, Durban, South Africa, 2001.
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