Inhomogeneous α-Al/Mg2Si two-phase microstructures with …
5 天之前 · An XRD instrument (Rigaku SmartLab) was used to record the XRD profiles of the slowly solidified and PBF-LB samples. The Cu-Kα radiation from the X-ray tube working at an …
XRD patterns of Mg2Si prepared by different ... - ResearchGate
High-purity Mg2Si nanopowders were prepared from MgH2 powder and Si powder by low-temperature reaction at 623K in a tube furnace. The mole ratio of MgH2 and Si was 1.95:1 and …
Local structure of the thermoelectric material Mg2Si using XRD
2009年6月24日 · Powder X-ray data of Mg 2 Si is analyzed in terms of local structure, thermal vibration parameters, 1D, 2D and 3 dimensional electron density distributions. The bonding …
XRD patterns from sintered Mg 2 Si from powder mixtures
Differential scanning calorimetry (DSC), field emission scanning electron microscopy (FESEM), and x-ray powder diffraction (XRD) results indicate that Mg2Si compound can be directly …
Fig. 1. XRD patterns of sintered Mg 2 Si. (a) undoped, (b) Pb and...
We report significant enhancement of the thermoelectric figure-of-merit of Mg2Si by double-doping with a combination of Bi, Pb, and Sb as doping elements. Addition of any two of these …
Synthesis and characterization of nanostructured Mg2Si by …
2022年3月1日 · In the XRD patterns of samples S1b-S4b in Fig. 2, the main identified phase is also the Mg 2 Si with traces of pure Silicon and Magnesium, and small MgO peaks in all …
mp-1367: Mg2Si (cubic, Fm-3m, 225) - Materials Project
Mg2Si is Fluorite structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Mg2+ is bonded to four equivalent Si4- atoms to form a mixture of edge …
Crystal growth and characterization of Mg2Si for IR-detectors …
2015年6月8日 · Characterization of the grown crystals was performed by X-ray diffraction (XRD), Laue back-reflection, scanning electron microscopy (SEM) with energy dispersive X-ray …
铝合金中mg2si相演变行为的析出长大机制及研究 - 豆丁网
2016年1月6日 · M92Si相的演变行为与析出长大机制进行了研究。 研究了A1－MgzSi－（Si）合金的. 改变，从而改善了其微观组织。 全文的主要结论如下： 则呈现出多种形貌：完整八面体、 …
Si(111)衬底上Mg_2Si薄膜的XRD和拉曼光谱研究_廖杨芳
2021年11月9日 · 目前大约只有十多种硅化物具有半导体属性，这些半导体硅化物中，Mg 2 Si 已成为全球研究热点，其在能量器件和光电子器件应用方面拥有良好的性能，而且它可以在 Si基片 …
- 某些结果已被删除