论文标题

正叉岩及其性质的高压晶体结构

High pressure crystal structures of orthovanadates and their properties

论文作者

Errandonea, Daniel

论文摘要

正叉齿中压力诱导的相变导致了有趣的物理现象。观察到的过渡通常涉及材料的电子和振动特性的大量崩溃和急剧变化。在某些情况下,相转换暗示了钒的配位变化,这对钒酸盐的物理特性产生了重要影响。从这个角度来看,我们探讨了在压缩下对MVO4杂种行为的当前知识。特别是,讨论了对感兴趣的化合物中高压研究的结构,振动和电子特性的研究。提出了对MVO4化合物的高压行为的系统理解,从而强调可能与实际应用有关的结果。将审查在极压力下的正叉岩研究中的最新进展和未来挑战,以及可能对相关氧化物的研究产生后果的结论。关于主题的一些想法可能会在不久的将来带来令人兴奋的突破。

Pressure-induced phase transitions in orthovanadates have led to interesting physical phenomena. The observed transitions usually involve large volume collapses and drastic changes in the electronic and vibrational properties of the materials. In some cases, the phase transitions implicate coordination changes in vanadium, which has important consequences in the physical properties of vanadates. In this Perspective, we explore the current knowledge of the behavior of MVO4 vanadates under compression. In particular, we summarize studies of the structural, vibrational, and electronic properties and a few illustrative examples of high-pressure research in the compounds of interest are discussed. A systematic understanding of the high-pressure behavior of MVO4 compounds is presented, putting the emphasis on results that could be relevant for practical applications. Recent advances and future challenges in the study of orthovanadates under extreme pressure will be reviewed, along with conclusions that could have consequences for the studies of related oxides. Some ideas on topics that may lead to exciting breakthroughs in the near future will be presented too.

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