A new stepwise dissolution scheme, involving acids with different properties, enables the selective recovery of radiogen......

济南辉长岩体的Rb-Sr全岩-矿物参考等时线年龄为144±25Ma,线性差的原因可能是该岩体来自于锶、钕同位素初始比值不均一的源区......

以高分辨率层序地层学理论和技术方法为指导，通过钻井、测井资料的综合研究，在详细分析鄂尔多斯盆地西峰油田延长组长8油组短期、中......

等时线拟合方法的选择是提高同位素测年精度的关键因素之一。这里利用Maflab语言编写了基于York双误差回归模型的等时线拟合程序，包......

Three types of gold deposits,which are the disseminated ore,auriferous quartz vein,and ore hosted in ductile shear zone ......

华北北部晚寒武世沉积一大旋回碳酸盐岩建造，在稳定的构造背景和无陆源物质在量供给条件下，这些旋回主要受海平面变化和气候影响控制......

激光熔蚀40Ar/39Ar等时线法是第四纪年轻火山岩样品精细定年的新方法,该方法处于逐步完善过程中。针对怎样判定获得的年龄结果是否......

...

为研究我国大陆型冰川的动力学特征和对气候变化的关系,本文基于Nye理论,通过考虑山谷壁对冰流的影响,在假定冰川处于等温均质、稳......

本文公布序村萤石矿的氢和锶同位素分析结果.讨论了成矿溶液和成矿物质Sr、Ba、Ca的来源,指出成矿溶液中存在有HF和SiF4.更多还原......

The mafic dykes are composed of a series of northwest-trending diabase in Kuokesu of the Kuruktag region, Xinjiang. Four......

介绍了26Al/10Be等时线埋藏测年法的基本原理及其主要应用范围。将应被同时埋藏的一组石英矿物样的26Al-10Be浓度拟合成等时线,从......

本文针对基尔霍夫偏移及反偏移成像过程中所需的等时线构建问题,从波前构建的角度着手,分析了波前构建法在实现零炮检距等时线构建......

Sm-Nd isotopic compositions of eight lamprophyre samples, which come from the Gezhen gold-bearing shear zone on western ......

Here we report the first direct Rb-Sr dating of pyrites and ores using sub-sampling from lode gold deposits in Linglong,......

The Wujiatai Formation, which is well exposed in Huangjiatai-Xichahe region of the northern Kongling area of central Yan......