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Weixiao Liu, Lixia Meng, Xuri Liu, Chao Liu and Wujun Jin
The phosphinothricin N-acetyltransferase gene (pat) is widely used to confer resistance to the herbicide phosphinothricin for genetically modified (GM) crops. A quantitative sandwich enzyme-linked immunosorbent assay (ELISA) is developed to detect PAT/pa...
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Natalia Kozhukhova, Marina Kozhukhova, Anastasia Teslya and Ivan Nikulin
Geopolymers represent a new class of inorganic materials that have great potential for practical application due to the properties of used raw materials, as well as the peculiarities of the cementitious matrix structure formed during the geopolymerizatio...
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Matthew S. Sullivan, Mi G. Chorzepa and Stephan A. Durham
Ternary blends of cementitious materials are investigated. A cement replacement level of 45% is used for all ternary mixtures consisting of 15% metakaolin and 30% slag replacements. Three metakaolin and two blast furnace slag, referred to as ?slag? for s...
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Matthew S. Sullivan, Mi G. Chorzepa, Hiwa Hamid, Stephan A. Durham and S. Sonny Kim
Metakaolin is the only major natural pozzolan to be specified for use as a supplementary cementitious material in the United States. As a result, the metakaolin market for concrete has grown dramatically in the past 20 years. As of now, the specification...
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Gezekile Nyalunga, Vishana Naicker, Maria du Toit
In recent years, due to economic and social infrastructure development and growth, South Africa has been facing growth in energy demand. Addressing this demand includes building more coal power stations, however with attention paid in designing them to r...
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Geoff Recktenwald and Mark Deinert
Zirconium dioxide has received particular attention as a fuel matrix because of its ability to form a solid solution with transuranic elements, natural radiation stability and desirable mechanical properties. However, zirconium dioxide has a lower coeffi...
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