遇见数据集

Raw data files of X-ray diffraction analysis of the clay fraction from sediment core PS1823-6@en

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DataONE2025-01-11 更新2026-05-19 收录
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Format of files is text, two tab-delimited columns: 1. Angle of goniometer, 2. Counts. Samples were measured with a Cobalt K-alpha bulb in goniometer steps of 0.02 degree. File names consist of core label and depth of sample in six digits cm with leading zeros separated by an underline and ending with _clay.txt. All raw data files are stored in one zip-archive, linked to this metadescription. Clay fraction less than 2 micron was quantitatively separated by Atterberg method (settling tube), washed, dried and milled. Clay was resuspended and texturized on sample holder for analysis.

文件格式为文本文件,包含两列以制表符分隔的数据:1. 测角仪角度(Angle of goniometer),2. 计数(Counts)。测试采用钴Kα射线管(Cobalt K-alpha bulb),测角仪步长设置为0.02度。文件名由核心标签与样品深度(单位为厘米,保留六位前导零)以下划线连接构成,后缀为_clay.txt。所有原始数据文件均存储于一个压缩归档文件中,与本元描述相关联。待分析样品中,粒径小于2微米的黏土组分通过阿特贝格法(Atterberg method,沉降管法)完成定量分离,经洗涤、干燥与研磨处理后,重新悬浮并均匀涂布于样品支架以用于分析测试。

创建时间:
2026-04-20
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