搜索结果: 1-5 共查到“地质学 Alkanes”相关记录5条 . 查询时间(0.17 秒)
δD values of individual n-alkanes in sediments from the Chaka salt lake (China) and terrestrial plants from the surrounding area
Chaka salt lake sediment plant n-alkane hydrogen isotope biological source
2017/4/11
Molecular distribution and compound-specific hydrogen isotopic ratios (δD) of n-alkanes in shallow-water surface
sediments from the Chaka salt lake and from various terrestrial plants in the surround...
Distribution and isotopic composition of n-alkanes from grass, reed and tree leaves along a latitudinal gradient in China
plant n-alkanes carbon isotopes hydrogen isotopes China
2017/4/12
Molecular composition and compound-specific carbon and hydrogen stable isotope ratios of n-alkanes are presented
for leaves of grass, reeds and trees from five regions extending between latitudes 22°...
Hydrogen isotope ratios of terrigenous n-alkanes in lacustrine surface sediment of the Tibetan Plateau record the precipitation signal
n-alkanes lacustrine sediment terrestrial origin hydrogen isotope ratio precipitation climate
2017/8/10
Hydrogen isotope ratios were measured on terrigenous alkanes (n-C25 to n-C31) extracted from recent lake surface sediments from the climatically and environmentally distinct basins Qiangyong Glacier L...
Reactions of Clay Volatiles with n-Alkanes
Alkane Catalysis Clay volatiles Gas chromatography Halloysite Kaolinite Mass spectrometry Montmorillonite Sepiolite
2012/1/6
Volatiles formed on heating clay minerals contain a variety of cations and anions and are highly reactive. Gas chromatograph-mass spectrometer analysis of long-chain n-alkanes exposed to such volatile...
Use of Long-Spacing Alcohols and Alkanes for Calibration of Long Spacings from Layer Silicates, Particularly Clay Minerals
Long-Spacing Alcohols Alkanes Calibration Long Spacings Layer Silicates Particularly Clay Minerals
2012/2/15
Lattice spacings of layer silicates, particularly clay minerals, may exceed 20 Å. The errors in measuring lattice spacings increase rapidly for spacings greater than about 10 Å and diffrac...