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High-Precision Measurement of Os-187/Os-188 Isotope Ratios of Nanogram to Picogram Amounts of Os in Geological Samples by N-TIMS using Faraday Cups Equipped with 10(13) omega Amplifiers 期刊论文
GEOSTANDARDS AND GEOANALYTICAL RESEARCH, 2019, 卷号: 43, 期号: 3, 页码: 419-433
Authors:  Wang, Guiqin;  Vollstaedt, Hauke;  Xu, Jifeng;  Liu, Wengui
Favorite  |  View/Download：168/0  |  Submit date：2020/04/27
A new method for calibrating the current gain of 10(13) Omega amplifiers in thermal ionization mass spectrometry 期刊论文
JOURNAL OF MASS SPECTROMETRY, 2018, 卷号: 53, 期号: 6, 页码: 455-464
Authors:  Wang, Guiqin;  Zeng, Yuling;  Xu, Jifeng;  Liu, Wengui
Adobe PDF(759Kb)  |  Favorite  |  View/Download：114/0  |  Submit date：2019/08/19
青藏高原拉萨地块中西部超钾质岩Ca-Mg同位素特征及其地质意义 期刊论文
地质学报, 2018, 卷号: 92, 期号: 03, 页码: 545-559
Authors:  刘峪菲;  许继峰;  张兆峰;  王桂琴;  陈建林;  黄丰;  祝红丽;  刘芳
Adobe PDF(4056Kb)  |  Favorite  |  View/Download：173/0  |  Submit date：2019/07/03
A comparison using Faraday cups with 10(13) amplifiers and a secondary electron multiplier to measure Os isotopes by negative thermal ionization mass spectrometry 期刊论文
RAPID COMMUNICATIONS IN MASS SPECTROMETRY, 2017, 卷号: 31, 期号: 19, 页码: 1616-1622
Authors:  Wang, Guiqin;  Sun, Tiantian;  Xu, Jifeng
Adobe PDF(435Kb)  |  Favorite  |  View/Download：104/0  |  Submit date：2018/09/03
运用热电离质谱(TIMS)法拉弟杯和新型10~(13)Ω放大器对皮克级微量样品进行静态Os同位素高精度测定 会议论文
中国矿物岩石地球化学学会第九次全国会员代表大会暨第16届学术年会文集, 中国陕西西安, 2017-04-18
Authors:  王桂琴;  许继峰;  孙甜甜
Favorite  |  View/Download：129/0  |  Submit date：2018/12/28
TIMS  同位素  Os  放大器  电子设备  微量样品  热电离质谱  高精度