282 resultados para deserto do Sara

Dynamic and controlled rate thermal analysis of halotrichite

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Characterisation of red mud by UV-vis-NIR spectroscopy

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A vibrational spectroscopic study of the mineral corkite PbFe33+ (PO4,SO4)2(OH)6

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Raman spectroscopic study of synthetic reevesite and cobalt substituted reevesite (Ni,Co)6Fe2(OH)16(CO3)·4H2O

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A Raman spectroscopic study on the allocation of ammonium adsorbing sites on H2Ti3O7 nanofibre and its structural derivation during calcination

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Synthesis and Raman spectroscopy of indium-based hydrotalcites of formula Mg6In2(CO3)(OH)16· 4H2O

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Characterisation of bauxite and seawater neutralised bauxite residue using XRD and vibrational spectroscopic techniques

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Raman spectroscopy of the basic copper arsenate mineral: Euchroite

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Raman microscopy of the mixite mineral BiCu6(AsO4)3(OH)6·3H2O from the Czech Republic

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Minimising reversion, using seawater and magnesium chloride, caused by the dissolution of tricalcium aluminate hexahydrate

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The molecular structure of the mineral beudantite PbFe3(AsO4,SO4)2(OH)6 - Implications for arsenic accumulation and removal

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Raman spectroscopic study of the hydroxy-arsenate-sulfate mineral chalcophyllite Cu18Al2(AsO4)4(SO4)3(OH)24·36H2O

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Infrared and near-infrared spectroscopic study of synthetic hydrotalcites with variable divalent/trivalent cationic ratios

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Thermoanalytical studies of silver and lead jarosites and their solid solutions

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Thermal decomposition of the layered double hydroxides of formula Cu6Al2(OH)16CO3 and Zn6Al2(OH)16CO3

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