1000 resultados para Trace

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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Periodic orbits and trace formula - Integrable systems

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Trace formula and periodic orbits quantization for two-dimensional integrable system

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The mean value concept in mono-linear regression of multi-variables and its application to trace studies in geosciences

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Use of Zr/Rb ratios in Chinese loess sequences to trace paleo-winter monsoon winds strength

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Mineral and chemical composition and some trace element contents in coals and coal ashes from Huaibei coal field, China

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Constraints of authigenic carbonates on trace elements (Sr, Mg) of lacustrine ostracod shells in paleoenvironment reconstruction and its mechanism

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Climatic changes indicated by trace elements in the Chagelebulu stratigraphic section, Badain Jaran Desert, China, since 150 kyr BP

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Trace elements in tree rings and their environmental effects: A case study in Xi'an City

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Simultaneous Determination of Trace Cr(III) and Cr(VI) in Water Using Ion-Pairing Reversed Phase Chromatography-Inductively Coupled Plasma Mass Spectrometry

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Constraints from strontium and neodymium isotopic ratios and trace elements on the sources of the sediments in Lake Huguang Maar

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Distribution and ecotoxicological significance of trace element contamination in a -150 yr record of sediments in Lake Chaohu, Eastern China

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Sources and flux of trace elements in river water collected from the Lake Qinghai catchment, NE Tibetan Plateau

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