نتایج جستجو برای: icp ms dating

تعداد نتایج: 146898  

2016
Lauren Amable Chady Stephan Stan Smith Ruth Merrifield

The introduction and development of Single Particle ICP-MS (SP-ICP-MS) has opened a new area of research which allows the rapid detection and analysis of metal-based particles in a variety of matrices and applications.1-6 The key feature of SP-ICP-MS is that it allows discrete pulses of positively charged ions to be detected and measured in a time-resolved manner using microsecond (μs) data acq...

2000

Introduction Inductively Coupled Plasma Mass Spectrometry (ICP-MS) typically provides detection limits in the low-ppt to sub-ppt range for all but a few of over 70 elements. Unfortunately, for a handful of elements, conventional ICP-MS cannot provide the best possible detection limits. The detection limits for these elements are limited by plasma or sample matrix-based polyatomic interferences....

Journal: : 2021

Purpose. To present the model of tectonic development Irtysh shear zone, based on recent uranium-lead dating for zircon. Methodology. The authors analyzed results studies foreign and domestic scientists, conducted field research, sample preparation, carried out iso-tope using SHRIMP-2 LA-ICP-MS technology; determined small elements by fusion method ICP. Findings. Based more than ten zircon loca...

2012

The use of oxygen as a reaction gas for the removal of interferences in quadrupole ICP-MS is well established. However, prior to the development of the Agilent 8800 Triple Quadrupole ICP-MS (ICP-QQQ), the use of oxygen had been limited to determination of a small number of analytes in simple, well defined matrices. This is because oxygen can react with matrix components, analytes and polyatomic...

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