Biblioteca Digital

996 resultados para rare elements

On the characteristics of lcaching and accumulation of chemical elements in...

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Content and distribution of rate earth elements in slils of Ching

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On the characteristics of lcaching and accumulation of chemical elements in...

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Forms and transformation of heavy metal elements in soils and its ecological eff

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Two rare earth element-La and Ce in some tropical and subtropical soil of China

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Fractions extraction of sixteen rare earth element in soil

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Rations of closely related elements in soil and their implication

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Lanthanide elements in paddy soils

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Role of amorphous Fe oxides in controlling retention of heavy metal elements in soils

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Relationships between distributions of longevous population and trace elements in the agricultural ecosystem of Rugao County, Jiangsu, China

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Cu/Mn/ZrO2 catalyst for alcohol synthesis by Fischer-Tropsch modified elements

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Rare earth-modified bifunctional Ni/HY catalysts

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Behavior of trace elements during pyrolysis of Chinese Datong coal in a simulated drop tube reactor

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Trace elements in high-sulfur Assam coals from the makum coalfield in the northeastern region of India

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Occurrence and Fate of Some Trace Elements during Pyrolysis of Yima Coal, China

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