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 8 of 8 for “"UV rays"”.
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Examining 3D Printed Antennas For Space Based Applications
… magnetic fields, electromagnetic radiation (UV rays, X- ray, and gamma rays), charged electrons and protons, and extreme temperatures. In this project 3 patch antennas were 3D printed out of ABS for use at 5, 10, 25 GHz. The antennas underwent testing to understand how the 3D printed ABS …
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Development of Liquid Chromatography Mass Spectrometry technique for evaluation and differentiation of plant derived isomers
… of these compounds are imperative. Herein, UV-induced photochemical conversion of cinnamic acid containing molecules is presented as a feasible means to diversify the number of bioactive metabolites in plant extracts. Naturally, UV rays from sunlight were shown to result in the formation of …
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Commons: The Role of Public Space in Reinvention
… in the space and the protection from harmful UV rays. The design reinforces the idea that architecture is made up of volumes defined by light and shadow. It places light as a primary actor in shaping space. Placing this hybrid-program library on the waterfront creates a catalyst for future …
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Poliaspartiniai dažai metalinių ir medinių paviršių dangoms /
… resistance to mechanical and chemical effects, UV rays, can be both glossy and semi-glossy, fast drying and have excellent stability. Polyaspartic paints are widely used in the metal industry for protection of wind turbines, oil and gas pipelines, cars, bridges and various metal structures. …
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Studying the Effects of Thermo-oxidative Aging on the Mechanical, Tribological and Chemical Properties of Styrene-butadiene Rubber
… humidity, ozone, oxygen, temperature, radiation (UV rays), etc. This study focuses on the effects of two of these factors acting in tandem, oxygen and temperature. In the past, studies have been conducted to observe the effects of rubber aging on the mechanical and wear properties of rubber. …
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Characteristics of the UV Load to the Anterior Eye Segment – A New UV Dosimetry Method /// Характеристика на UV натоварването на преден очен сегмент – нов метод за UV дозиметрия
… в извънлабораторни условия метод за индивидуална UV дозиметрия, оценяващ прецизно както моментното, така и кумулативното UV натоварване на зрителния анализатор. Да се приложи на практика създадения метод. Настоящото проучване включва създаване и пилотно прилагане на UV дозиметър на зрителния …
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Biosynthesis of polyhydroxyalkanoates and its medical applications
… carried out. This was done by exposing P(3HO) to UV rays, incorporating n-BG into the UV treated polymer matrix to form composites by and blending the flexible elastomeric P(3HO) with the hard and brittle Poly-3-hydroxybutyrate, P(3HB) produced from B. cereus SPV and incorporating n-BG into this …
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Common plastics degradation in coastal environments
… with low hydrodynamic energy, and c) a fluvial environment near the mouth, a natural transition environment with low hydrodynamic energy. They have been identified in Italy, in Goro (Ferrara) and in the area of Siracusa. Before proceeding with the experiment that forms the basis of this …