نتایج جستجو برای: icp ms dating
تعداد نتایج: 146898 فیلتر نتایج به سال:
The use of LA-ICP-MS for uranium determination in the fission track dating technique is becoming increasingly popular because several advantages over classical external detector method and a variety analytical statistical protocols have been developed. However, two important issues remain unresolved context approach (i) how to best deal with low density (ρs) samples, (ii) does correlation betwe...
BACKGROUND Development of theranostic concepts that include inductively coupled plasma mass spectrometry (ICP-MS) and laser ablation ICP-MS (LA-ICP-MS) imaging can be hindered by the lack of a direct comparison to more standardly used methods for in vitro and in vivo evaluation; e.g. fluorescence or nuclear medicine. In this study a bimodal (or rather, hybrid) tracer that contains both a fluore...
Although a variety of techniques are available to measure nanoparticles, single particle ICP-MS (SP-ICP-MS) has become increasingly important due to its speed and ability to measure environmentally relevant low nanoparticle concentrations, surpassing the limitations of light-based technologies.6-7 Monitoring Cerium Dioxide and Zinc Oxide Nanoparticles through Drinking Water Treatments using Sin...
The technique of coupling liquid chromatography to inductively plasma mass spectrometry (ICP-MS) is reviewed. A brief introduction to the ICP-MS instrument is given as well as methods to couple the two analytical instruments together. The various types of LC that have been used with ICP-MS detection are discussed and advantages over traditional methods of detection are highlighted, such as the ...
Laser parameters, typically wavelength, pulse width, irradiance, repetition rate, and pulse energy, are critical parameters which influence the laser ablation process and thereby influence the LA-ICP-MS signal. In recent times, femtosecond laser ablation has gained popularity owing to the reduction in fractionation related issues and improved analytical performance which can provide matrix-inde...
This application note describes a robust analytical method for the determination of heavy metals and substances regulated by the EU Restriction of Hazardous Substances/End of Life Vehicles (RoHS/ELV) directives. Based on the experience of Nihon Environmental Services Co., Ltd in Japan using an Agilent Technologies 7500c ORS (Octopole Reaction System) collision/reaction cell ICP-MS, this note su...
A home-made system hyphenating capillary electrophoresis with an inductively coupled plasma mass spectrometer (CE-ICP-MS) for cadmium speciation of protein-binding and free cadmium ions in solution is presented. The CE-ICP-MS interface consisted of an acrylic block with an internal volume ca. 20 microL in which a platinum electrode, a capillary column, and a connection to an ICP nebulizer were ...
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