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- The carbon isotope fractionation of kerogen during thermal maturatio n and wea thering is related to organic type, the better the type is, the greater the frac tionation difference is... 因此,长期以来干酪根碳同位素一直被视为有机质类型判识的最可靠指标之一...
- In order to investigate carbon isotope fractionation of coalbed methane,a canister desorption experiment of coal was carried out with the samples collected from Jincheng and Changji areas. 为了探讨煤层甲烷碳同位素分馏特征,采集晋城和昌吉地区样品进行了罐装解吸实验。
- The carbon isotope fractionation effect of samples from Jincheng is more apparent than that from Changji, which is mainly attribute to the different pore structure of coal samples. 晋城地区煤样解吸气体的同位素分馏效果比昌吉地区的明显,孔隙结构差异是一个主要影响因素。
- carbon isotopic fractionation 碳同位素分馏
- The Mechanism of Carbon Isotope Fractionation During Thermogenic Methane Generation 热成因甲烷碳同位素分布的形成机制
- Chemical Kinetics of Carbon Isotope Fractionation of Oil-Cracking Methane and Its Initial Application 油成甲烷碳同位素分馏的化学动力学及其初步应用
- The catalysis of enzymes causes much more complexity for the isotopic fractionation under microbial actions. 辅酶对反应的催化作用使微生物作用造成的同位素分馏更加复杂。
- Comparison of gas generation and carbon isotope fractionation of methane from marine kerogen- and crude oil-cracking gases 海相干酪根与原油裂解气甲烷生成及碳同位素分馏的差异研究
- PHYSICAL SIMULATING EXPERIMENT OF NATURAL GAS MIGRATION AND ITS CHARACTERISTICS OF COMPOSITION DIFFERENTIATION AND CARBON ISOTOPE FRACTIONATION 天然气运移物理模拟实验及其组分分异与碳同位素分馏特征
- The relative large lithium isotopic fractionation in natural samples has useful application in the fields of geochemistry, cosmo-chemistry and nuclear chemistry. 自然界锂同位素分馏强烈,这使得它在很多方面都得到了应用,如地球化学、天体化学和核工业等。
- But for the complex compounds, there are no clear relations between isotopic fractionation and biodegradation degrees because of the multilevel reactions of the biodegradation. 但对于复杂化合物,由于降解的多级反应,同位素分馏与降解程度间的相关性并不明显。
- The carbon isotopic age by 14C of Krish cultural layer of this settlement is about 6650+50 y. BP or 5600-1480 y. 这些地区Krish文化层的~(14)C同位素年代为6650+/-50年,或者公元前5600-1480年。
- The research also shows that there is not any change in the stable carbon isotopic composition in all these river systems caused by the quake. 本研究同时显示921地震并未对这些河川之稳定碳同位素组成造成影响。
- carbon isotope fractionation 碳同位素分馏
- Carbon isotopic composition of modern soil and paleosol as a response to vegetation change on the Chinese Loess Plateau. 黄土高原现代土壤和古土壤有机碳同位素对植被的响应","Liu, WG;Ning, YF;An, ZS;Wu, ZH;
- Dai Jinxing,Li Jian,Luo Xia,et al.Alkane carbon isotopic composition and gas source in giant gas fields of Ordos Basin[J].Acta Petrolei Sinica,2005,26(1):18-26. [20]戴金星;李剑;罗霞;等.;鄂尔多斯盆地大气田的烷烃气碳同位素组成特征及其气源对比[J]
- The isotopic fractionation under microbial actions belongs to the kinetic isotopic fractionation, which results in the enrichment of heavier isotopes in the remnants. 微生物作用下的同位素分馏为动力同位素分馏,导致重同位素在残余物中富集。
- Sulphur can influence the carbon isotopes of gaseous hydrocarbon. 单质硫还会影响气态烃碳同位素组成。
- EXPERIMENTAL STUDY ON ARGON ISOTOPIC FRACTIONATION 氩同位素分馏的实验研究