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.
Results
Showing 1 to 20 of 95 for “"Available Materials"”.
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Opportunities for affordable construction in Uganda using locally available materials
… of manufacturing and purchasing construction materials like cement increasing due to scarcity of raw materials (Kamukama 2018), many Ugandans are unable to afford to construct homes. This thesis examines the possibilities of using bamboo and compressed stabilized earth blocks (CSEB) as a …
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A selected annotated bibliography of available materials for teaching Negro history in secondary schools
There is no abstract available for this dissertation.
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Use of Locally available materials in the development of culture media for the production of Cheese starter cultures in Zambia
… findings in this study are that local raw materials (milk, soya flour, orange Juice, yeast, whey, irish potatoes, pumpkin leaves, meatbroth, carrot, brown wheat flour, beans and lettuce)can be used to grow and propagate cheese starter cultures. This subculturing technique, when understood …
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Use of Locally available materials in the development of culture media for the production of Cheese starter cultures in Zambia
… findings in this study are that local raw materials (milk, soya flour, orange Juice, yeast, whey, irish potatoes, pumpkin leaves, meatbroth, carrot, brown wheat flour, beans and lettuce)can be used to grow and propagate cheese starter cultures. This subculturing technique, when understood …
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Feasibility of semi-continuous solar disinfection system for developing countries at a household level
… calculation of construction costs from locally available materials respectively. Results suggest SC-SODIS is a feasible technology for developing countries and specifically Lumbini, Nepal. SC-SODIS can be considered a sustainable technology as it is technically simple, effective at microbial …
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Mechanical and cathodic protection aspects of multi-barrier tuff repository canister designs
… the canister and the concrete pedestal utilizing available materials data, stress calculations and corrosion data. The various corrosion modes were identified, and a sacrificial anode was designed to cathodically protect the waste package for a period of 10,000 years. The sacrificial anode is to …
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Tanned gelatin: some biophysical and biochemical properties of a new gel exclusion agent and its application to the chromatography of proteins and viruses
… embrace all the desirable characteristics of available materials used for this purpose and if possible improve on some of them. The two most important limitations of existing gel media concern their exclusion limits and rigidity. Agar and agarose have been found satisfactory for the separation …
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Generative opponents : a new architecture for native soil
… a possible use in the utilization of locally available materials in design, both natural and industrial, suggesting innovative architectural possibilities beyond the handcrafted vernacular language of conventional practice and the synthetic perfection of contemporary digital design. Using …
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Preliminary investigation of energy dissipation at culvert outlets using a riprap step
… It is: (1) Easily constructed on site using available materials; (2) Economically efficient; (3) Applicable to various culvert sizes and flowrates; (4) Self cleaning and requires low maintenance; (5) Able to re-establish natural flow conditions downstream of the outlet. Several model steps …
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A History of Transplants: A Study of Entryway Gardens at Amache
… gardening as Japanese immigrant tradition. Using available materials, gardeners adapted both tradition and environment for the purpose of improving conditions under internment and maintaining an affiliation to heritage. My examination of internee landscaping better explains how many collectively …
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Design of an absorbent and comfortable sanitary napkin for applications in developing countries
… This study aims to look at solutions from a materials perspective, assessing available materials for the properties needed for a good napkin, and reviewing the literature for comparison between these and other materials. Tests for absorption, comfort, durability, and drying time are measured …
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Development of a multiple-specimen, reversed-flexure fatigue tester and its application to the testing of titanium sheet
… increases the demands on existing engineering materials. These demands are extremely severe for aerospace materials where the necessity for a higher strength-to-weight ratio is complicated by little understood environmental effects. A major consideration when designing structures is the fatigue …
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Tectonic studies in Beichuan : rebuilding the Beichuan Middle School
… that the architect serves as a link between available resources and the project's needs, this thesis aims to create a tectonic building system for a new middle school in Beichuan county, Sichuan Province, China. How can traditional construction methods and locally available materials be …
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Modernizing the passing joint : a standardized building system to facilitate contemporary bamboo housing construction in regions of economic constraint
… creating a housing unit that incorporates available materials into contemporary design elements.
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Experimental Study of Wall Shear Stress Modification by Surface Coating: Pressure Drop Measurements in a Rectangular Channel
… between 350 and 5900. Several commercially available materials and coatings were chosen in order to span a range of contact angles between 30° and 135°. The results are within the bounds of the theoretical values calculated with the Colebrook equation, and do not show any reduction in wall …
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Modeling, analysis, and design of a 10 kVA, 20 kHz transformer
… above 1 kVA is limited by the winding and core materials which are available. This res~arch presents methods for the design and modeling of a 10 kVA transformer operating at a frequency of 20 kHz using readily available materials. A special winding technique is employed to increase both energy …
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Design considerations for two-flight reinforced concrete stairs
… However, the ability to make any shape, readily available materials, the compressive strength, and outstanding fire resistance of reinforced concrete ensure that it is a vital material in the built environment. Especially for stairs serving as egress for people to evacuate under severe …
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Synthesis of the Antimalarial Flindersial Alkaloids
… as three synthetic steps from simple and readily available materials. The development of reaction conditions for the dimerization of borrerine in the presence of acid is discussed in detail. The progress toward the enantioselective total synthesis of flinderoles A, B, and C is also presented. The …
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Electrochemical behavior of a liquid tin electrode in molten ternary salt electrolyte containing sodium chloride, aluminum chloride, and tin chloride
… but high temperatures (>300 °C) limit available materials. In this thesis, the molten NaCl-AlCl3-SnCl2 electrolyte and liquid Sn electrode couple at 250 °C is investigated as part of the potential cell Na I NaCl-AlCl 3-SnCl2 I Sn for a lower temperature molten salt battery. An …
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