Mostrando 21 - 40 Resultados de 8,608 Para Buscar '"The Ashes"', tiempo de consulta: 0.15s Limitar resultados
  1. 21
    “…In recent years, partial replacement of cement with bagasse ash has been given attention for construction application due to its pozzolanic characteristics. …”
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  2. 22
    “…The variables considered were the amount of petroleum sludge ash (PSA) in weight percent and the ratio of sodium silicate to sodium hydroxide, while the concentration of sodium hydroxide was kept constant in the production of geopolymer mortar cured at a temperature of 60 °C for 20 h. …”
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  3. 23
    “…Desulfurization ash and fly ash are solid wastes discharged from boilers of power plants. …”
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  4. 24
    “…Fly ash (FA) and sugarcane bagasse ash (SCBA) are the wastes from lignite power plants and sugar industries, usually disposed of as landfills. …”
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    “…Interactions with volcanic gases in eruption plumes produce soluble salt deposits on the surface of volcanic ash. While it has been postulated that saturation-driven precipitation of salts following the dissolution of ash surfaces by condensed acidic liquids is a primary mechanism of salt formation during an eruption, it is only recently that this mechanism has been subjected to detailed study. …”
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  8. 28
    “…An approach towards effective utilization of fly ash and bottom ash in the construction of energy efficient buildings has been presented in this paper. …”
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  9. 29
    “…[Image: see text] The effect of ultrafine fly ash (UFA) and fly ash (FA) on the physical properties, phase assemblage, and microstructure of magnesium potassium phosphate cement (MKPC) was investigated. …”
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  10. 30
    por Macedonio, Giovanni
    Publicado 2010
    “…In contrast, very fine ashes can remain entrapped in the atmosphere for months to years, and may affect the global climate in the case of large eruptions. …”
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  11. 31
    “…Volcanic ash emissions impact atmospheric processes, depositional ecosystems, human health, and global climate. …”
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    “…Pathogen discovery in natural habitats is of vital importance to understanding current and future threats and prioritising efforts towards developing disease management strategies. Ash dieback is a fungal disease of major conservational concern that is infecting common ash trees, Fraxinus excelsior, in Europe. …”
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  16. 36
    “…The composition of the gypsum mixture included slaked lime and an aluminosilicate additive in the form of ash microspheres. It was isolated from ash and slag waste from fuel power plants as a result of their enrichment. …”
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  17. 37
    “…The binary effect of pulverized fuel ash (PFA) and palm oil fuel ash (POFA) on heat of hydration of aerated concrete was studied. …”
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    “…Therefore, the Mg-based fluxing agent is more promising to improve the ash fusion performance and reduce the caking tendency of the coal fly ash.…”
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