扇形磁场质谱仪(SF-ICP-MS)相比四级杆质谱仪(Q-ICP-MS)具有更高的灵敏度,在测定橄榄石REEs方面更有优势,本研究选用激光剥蚀联合Thermo Element XR磁式质谱对橄榄石中REEs进行测定。准确测定超低含量稀土元素,提高仪器灵敏度是前提,通过系统...
...离子体质谱(LA-ICPMS),扇形磁场电磁双聚焦电感耦合等离子体质谱(ICP-SF-MS).d.wanfangdata.com.cn|基于2个网页 2. 磁场式感应耦合电浆质谱仪 本研究利用磁场式感应耦合电浆质谱仪(ICP-SF-MS),建立一套测量珊瑚骨骼内稀土族元素之分析技术,其侦测极限可达皮克等 …ntur.lib.ntu.edu.tw|基于1 个网页©...
高灵敏度Jet采样锥激光剥蚀电感耦合等离子体质谱(LA-ICP-MS)方解石U-Pb定年是一种新兴的地质年代学方法,在解决一系列关键地质问题中具有广阔的应用前景.由于方解石中U和Pb含量低,采用高灵敏度扇形磁场电感耦合等离子体质谱仪(SF-ICP-MS)比四极杆电感耦合等离子体质谱仪(Q-ICP-MS)更有优势.研究发现对于Thermo ...
图2 LA-SF-ICP-MS测定Bagge (a)与Sewa (b)黑钨矿的T-W图解与207Pb校正的206Pb/238U年龄；以及MTM (c)与YGX-2107 (d)黑钨矿U-Pb谐和图 图3 LA-SF-ICP-MS测定XHS16 (a)与DP-12 (b) 黑钨矿U-Pb谐和图；以及Panasqueira (c)与Cornwall (d) 钨铁矿U-Pb谐和图 图4 LA-SF-ICP-MS测定HTD (a...
ICP-SFMSair pollutionPMSEMenrichment factorThe Buenavista shallow aquifer, in Leon central Mexico is polluted with hexavalent chromium, Cr(VI). The soil and groundwater contamination by it has a significant problem in this area, which must be studied given the importance that represents the ...
Elemental distribution of Cd-based QDs in single cells using ns-LA-ICP-SFMS The combination of high laser repetition rate, high scanning speed and small laser spots results in fast and highly spatially resolved analysis. Additionally, the main advantages from the use of fast wash-out ablation ...
必应词典为您提供sf-icp-ms的释义,网络释义: 感应耦合电浆质谱仪;磁场式感应耦合电浆质谱仪;磁场电感耦合等离子体质谱;
The MARS-6™ microwave-accelerated reaction system was used for sample digestion (CEM Corporation, USA). The Thermo Scientific ELEMENT2™ (HR) ICP-SFMS (Thermo Fischer Scientific, Bremen, Germany) was coupled with an ESI autosampler and was used for multi-elemental analysis of samples. ...
Inductively coupled plasma mass spectrometry (ICP-MS) techniques have been widely used for analysis of long-lived environmental radionuclides. In this paper, we present an optimization of the sector field (SF)-ICP-MS technique for the analysis of 226Ra in groundwater samples using a method of ...
whichrestrictstheunderstandingofthegenesisofthedepositThepaperreportstheUPbisotopedatingofcassiteriteusingthemethodofinsituLASFICPMSattheSongshantindepositTheresultsshowthatthe207Pb/206Pb 238U/206Pbconcordiaagesofcassiteritefromtheskarnoreandquartzveinoreare766±15Maand796±36Ma,respectivelyTheseagesindicatethattheSn...