Browsing by Author "Evaldt, Daiane Calheiro"

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    • Characterization of silica produced from rice husk ash: comparison of purification and processing methods 

      Fernandes, Iara Janaina; Evaldt, Daiane Calheiro; Sánchez, Felipe Antonio Lucca; Camacho, Alini Luísa Diehl; Rocha, Tatiana Louise Avila de Campos; Moraes, Carlos Alberto Mendes; Sousa, Vânia Caldas de (2017) [Journal article]
      As a byproduct of the combustion of rice husk to generate energy, rice husk ash (RHA) is formed by silica and carbon, apart from small amounts of other constituents. Several treatments can be used to increase the purity ...