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Atomic spectrometry update: review of advances in the analysis of metals, chemicals and materials
Journal of Analytical Atomic Spectrometry ( IF 3.1 ) Pub Date : 2020-10-26 , DOI: 10.1039/d0ja90067b
Simon Carter 1, 2, 3, 4 , Robert Clough 4, 5, 6, 7 , Andy Fisher 4, 5, 6, 7 , Bridget Gibson 4, 8, 9 , Ben Russell 4, 10, 11, 12 , Julia Waack 4, 8, 9
Affiliation  

This review has been modified somewhat compared with its predecessors in that the cultural heritage applications have been grouped together in their own section rather than being split between assorted other sections throughout the review. Hopefully, this will enable readers interested in that topic to locate all of the relevant papers more easily. There is no doubting that laser induced breakdown spectrometry (LIBS) is still the most rapidly expanding technique of interest for “industrial” samples. Its use for on-line or standoff analysis covers many topic areas including the metals production, scrap metal and plastic sorting industries, nuclear applications, in situ analysis of remote systems, e.g. power cable insulators, etc. It is also regarded as being minimally damaging to samples and has therefore found extensive use in the analysis of cultural heritage samples; especially when used in conjunction with chemometric tools to identify provenance or chronology. For the analysis of fuels, it was disappointing to see so many papers re-inventing the wheel, with numerous applications being published that offer little improvement on existing standard methods. In many cases, the protocols described were very lengthy or complicated and succeeded only in obtaining a similar result to an existing method, but with poorer precision and with no benefit to the end user. Other areas, e.g. catalysts has a huge amount of interest. However, the techniques used to characterise the materials are mature and often, many of the papers published do not discuss the analytical science in any detail. The analysis of pharmaceuticals and personal care products has had a large increase in research interest during this review period. This is potentially because of traditional methods, e.g. atomic absorption, slowly being replaced by more modern techniques, e.g. ICP-MS. Other growth areas of research have been the analysis of thin films, semiconductors and solar cells. Here, it is often X-ray-based analytical methods that are most commonly used, although some depth-profiling applications will use either LIBS or LA-ICP-MS. Another very popular area of research is that of nanoparticles. Here, the research focus has shifted from toxicological studies to the analysis of nanoparticles being used as carriers for drugs. This area is likely to increase further over the coming years. Consequently, analytical methods have also changed from using field flow fractionation to X-ray-based techniques such as XPS and XANES that describe the chemical composition of the particles rather than their size. Single particle ICP-MS for particle sizing is still an area of interest though.

中文翻译:

原子光谱法更新:审查金属,化学物质和材料的分析进展

与以前的版本相比,本次审核有所修改,因为文化遗产申请已在各自的部分分组在一起,而不是在整个审核过程中被分为其他各个部分。希望这可以使对该主题感兴趣的读者更轻松地查找所有相关论文。毫无疑问,激光诱导击穿光谱法(LIBS)仍然是“工业”样品最感兴趣的扩展技术。其用于在线或隔离分析的用途涵盖了许多主题领域,包括金属生产,废金属和塑料分选行业,核应用,远程系统(例如电缆绝缘子)的原位分析等。它也被认为对样品的损害最小,因此在分析文化遗产样品中得到了广泛的应用。特别是与化学计量工具结合使用以识别出处或年代时。对于燃料的分析,令人失望的是,有如此多的论文重新发明了车轮,并且发表了许多应用程序,这些应用程序对现有标准方法没有什么改进。在许多情况下,所描述的协议非常冗长或复杂,仅成功获得了与现有方法相似的结果,但精度较差且对最终用户无济于事。其他领域,例如催化剂具有巨大的兴趣。但是,用于表征材料的技术已经成熟,通常,许多已发表的论文都没有详细讨论分析科学。在此审查期间,药品和个人护理产品的分析对研究的兴趣大大增加。这可能是由于传统方法(例如原子吸收)逐渐被更现代的技术(例如,原子吸收法)所取代ICP-MS。研究的其他增长领域是薄膜,半导体和太阳能电池的分析。在这里,尽管某些深度分析应用程序将使用LIBS或LA-ICP-MS,但通常最常用的是基于X射线的分析方法。另一个非常受欢迎的研究领域是纳米颗粒。在此,研究重点已从毒理学研究转向分析用作药物载体的纳米颗粒。未来几年,这一领域可能会进一步增加。因此,分析方法也已从使用场流分级技术转变为基于X射线的技术,例如XPS和XANES,它们描述了颗粒的化学组成而不是粒径。不过,用于颗粒筛分的单颗粒ICP-MS仍然是关注的领域。
更新日期:2020-11-03
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