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Analysis method for detecting three-dimensional trace element distribution patterns and corresponding device for carrying out this method
Analysis method for detecting three-dimensional trace element distribution patterns and corresponding device for carrying out this method
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机译:检测三维痕量元素分布模式的分析方法和执行该方法的相应装置
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摘要
During an inventive laser ablation ICP-MS analysis method, solid matter samples (39) are examined in a frozen initial state. To this end, the sample chamber (2) as well as the carrier gas stream (12), which transports the ablated sample particles into the plasma (ICP-MS), are cooled to low temperatures (Tk). The physical conservation, especially of ice samples (3), results in obtaining a particularly high local resolution since their annual layers often remain preserved. An advantageous device (1) is provided with an insulated chamber (2) that can be cooled and with a simple circulating cooling device (17). The laser ablation analysis method can be used for all freezable sample materials used in mass spectrometry.
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