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地球学报  2006 

激光拉曼光谱技术在获取流体包裹体内压中的应用及讨论

DOI: 10.3975/cagsb.2006.01.10

Keywords: 拉曼光谱,流体包裹体,内压

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Abstract:

本文详细介绍了二氧化碳、甲烷、氮气及其混合物拉曼位移与压力的关系。对实验数据进行拟合发现,不管是纯组分还是混合体系中,气体的拉曼位移基本上是随压力增加呈一级指数递减。在混合体系中,压力对拉曼位移的影响最大,含量次之。氮气与甲烷混合由于分子相互作用发生变化,结果使得氮气拉曼位移随压力变化的灵敏度增加,而甲烷的灵敏度却是降低。随压力增加,峰面积、峰半高宽、峰高等参数也将随之变化。实际的应用结果表明,激光拉曼光谱技术是一种获取复杂体系流体包裹体内压的新方法。

References

[1]  Brunsgaard H S;Berg R W;Stenby E H,High-pressure measuring cell for Raman spectroscopic studies of natural gas,Applied Spectroscopy,2001(01).
[2]  Thomas A V;Pasteris J D;Bray C J,H2O-CH4-NaCl-CO2 inclusions from the footwall contact of the Tanco granitic pegmatite:Estimates of internal pressure and composition from microthermometry,laser Raman spectroscopy and gas chromatography,Geochimica et Cosmochimica Acta,1990.
[3]  Jeffery C S;Jill D P;I-Ming Chou,Raman spectroscopic characterization of gas mixtures.Ⅰ.Quantitative composition and pressure determination of CH4,N2,and their mixtures.American,Journal of Science,1993.
[4]  Garrabos Y,Density effect on the Raman Fermi resonance in the fluid phase of CO2,Chemical Physics Letters,1989.
[5]  FARBRE D;OKSENGORN B,Pressure and density dependence of CH4 and N2 Raman lines in an equimolar CH4/N2gas mixture,Applied Spectroscopy? ,1992, 46(03).
[6]  Chen Yong;Zhou Yaoqi,A new method to get internal pressure of fluid inclusion:by Raman spectroscopy of CO2.Annals of Geochemistry and lithosphere dynamics laboratory,东营:石油大学出版社,2002.
[7]  Brunsgaard H S;Berg R W;Stenby E H,Raman spectroscopic studies of methane-ethane mixtures as a function of pressure,Applied Spectroscopy,2002(06).
[8]  SeitzJ C;Pasteris J D;Morgan G B,Quantitative analysis of mixed volatile fluids by Raman microprobe spectroscopy-a cautionary note on spectral resolution and peak shape,Applied Spectroscopy,1993(06).
[9]  Roedder E;Bodnor R J,Geological pressure determinating from fluid inclusion studies,Annual Review of Earth and Planetary Sciences,1980(08).
[10]  JEFFERY C. SEITZ ;JILL DILL PASTERIS ;I-MING CHOU,RAMAN SPECTROSCOPIC CHARACTERIZATION OF GAS MIXTURES. II. QUANTITATIVE COMPOSITION AND PRESSURE DETERMINATION OF THE CO_2-CH_4 SYSTEM,American Journal of Science?,1996, 296(6).
[11]  陈勇;周瑶琪,一种获取包裹体内压的新方法:CO2拉曼光谱法,东营:石油大学出版社,2002.
[12]  I-Ming Chou;Jill D P;Jeffery C S,High-density volatiles in the system C-O-H-N for the calibration of a laser Raman microprobe,Geochimica et Cosmochimica Acta,1990.
[13]  Hansen SB. ;Berg RW. ;Stenby EH.,How to determine the pressure of a methane-containing gas mixture by means of two weak Raman bands, v(3) and 2v(2),Journal of Raman Spectroscopy?,2002, 33(3).
[14]  Rosso K M;Bodnar R J,Microthermotric and Raman spectroscopic detection limits of CO2 in fliud inclusions and the Raman spectroscopic characterization of CO2,Geochimica et Cosmochimica Acta,1995(19).

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