岩矿测试
巖礦測試
암광측시
ROCK AND MINERAL ANALYSIS
2015年
4期
383-391
,共9页
激光拉曼光谱法%单个流体包裹体%成分和盐度测定%地质学应用%研究进展
激光拉曼光譜法%單箇流體包裹體%成分和鹽度測定%地質學應用%研究進展
격광랍만광보법%단개류체포과체%성분화염도측정%지질학응용%연구진전
Laser Raman Spectroscopy%single fluid inclusions%determination of the composition and salinity%geological applications%research progress
激光拉曼光谱法以其非破坏性、高灵敏度和高分辨率等特性,一直以来都是研究流体包裹体的重要方法之一。近年来,围绕激光拉曼光谱在流体包裹体中的应用而展开的研究主要集中在半定量-定量测试方面,即在准确定性的基础上,采用高斯-洛仑兹去卷积分峰、低温原位等定量方法获取流体包裹体的成分和含量,从而克服了激光拉曼光谱法应用于溶液中阳离子的定量分析的灵敏度、准确度较低的问题,不仅能获得流体包裹体中一些常温下不具拉曼活性的盐类物质拉曼特征峰信息,还能根据特征峰与浓度、内压之间的线性关系,进一步对盐度和压力等性质进行测定,从而拓展了激光拉曼光谱法在流体包裹体中的应用范围。本文对激光拉曼光谱法应用于分析流体包裹体成分、盐度、同位素和压力所取得的最新进展进行了评述,并认为随着分析测试技术的不断进步,激光拉曼光谱法未来的分析方向也将继续围绕多元复杂体系及其定量方面的研究展开。
激光拉曼光譜法以其非破壞性、高靈敏度和高分辨率等特性,一直以來都是研究流體包裹體的重要方法之一。近年來,圍繞激光拉曼光譜在流體包裹體中的應用而展開的研究主要集中在半定量-定量測試方麵,即在準確定性的基礎上,採用高斯-洛崙玆去捲積分峰、低溫原位等定量方法穫取流體包裹體的成分和含量,從而剋服瞭激光拉曼光譜法應用于溶液中暘離子的定量分析的靈敏度、準確度較低的問題,不僅能穫得流體包裹體中一些常溫下不具拉曼活性的鹽類物質拉曼特徵峰信息,還能根據特徵峰與濃度、內壓之間的線性關繫,進一步對鹽度和壓力等性質進行測定,從而拓展瞭激光拉曼光譜法在流體包裹體中的應用範圍。本文對激光拉曼光譜法應用于分析流體包裹體成分、鹽度、同位素和壓力所取得的最新進展進行瞭評述,併認為隨著分析測試技術的不斷進步,激光拉曼光譜法未來的分析方嚮也將繼續圍繞多元複雜體繫及其定量方麵的研究展開。
격광랍만광보법이기비파배성、고령민도화고분변솔등특성,일직이래도시연구류체포과체적중요방법지일。근년래,위요격광랍만광보재류체포과체중적응용이전개적연구주요집중재반정량-정량측시방면,즉재준학정성적기출상,채용고사-락륜자거권적분봉、저온원위등정량방법획취류체포과체적성분화함량,종이극복료격광랍만광보법응용우용액중양리자적정량분석적령민도、준학도교저적문제,불부능획득류체포과체중일사상온하불구랍만활성적염류물질랍만특정봉신식,환능근거특정봉여농도、내압지간적선성관계,진일보대염도화압력등성질진행측정,종이탁전료격광랍만광보법재류체포과체중적응용범위。본문대격광랍만광보법응용우분석류체포과체성분、염도、동위소화압력소취득적최신진전진행료평술,병인위수착분석측시기술적불단진보,격광랍만광보법미래적분석방향야장계속위요다원복잡체계급기정량방면적연구전개。
Raman Spectroscopy is an important tool for studying fluid inclusion due to its nondestructive analysis, high sensitivity and high resolution. In recent years,applications of Raman Spectroscopy in fluid inclusions have focused mainly on semi-quantitative to quantitative analyses. Based on accurate qualitative analysis,the Gauss-Lorentz Quantitative method and In-situ Cryogenic Raman Spectroscopy are used to determine the components and element contents of fluid inclusions, resolving the low sensitivity and accuracy of Raman Spectroscopy in quantitative analysis of cations in solution. Moreover,according to the linear relationship between characteristic peak and concentration and pressure,salinity and pressure of fluid inclusions can be further determined,expanding the application of Raman Spectroscopy in fluid inclusions. In this paper,the recent advance in application of Laser Raman Spectroscopy in analyzing the composition,salinity,isotopes,and pressure of fluid inclusions is reviewed. As the advancement of analytical techniques continues,the application of Laser Raman Spectroscopy in fluid inclusions will focus on complex systems and quantitative analyses.