论文标题

纯和插入的Zrte2,Tite2和Hfte2二甲藻元素单晶的生长。

Growth of Pure and Intercalated ZrTe2, TiTe2 and HfTe2 Dichalcogenide Single Crystals by Isothermal Chemical Vapor Transport

论文作者

Correa, Lucas E., de Faria, Leandro R., Cardoso, Rennan S., Chaia, Nabil, da Luz, Mario S., Torikachvili, Milton S., Machado, Antonio J. S.

论文摘要

我们报告了修饰的化学蒸气转运(CVT)方法,用于纯Zr,Ti和HF二甲基元素单晶的生长,例如ZRTE2,GD0.05ZRTE2,HFTE2和CU0.05Tite2。虽然最常见的CVT生长方法是在电荷和生长位置之间受到温度梯度的石英管中进行的,但使用此等温-CVT(ICVT)方法的生长在盒子炉中水平放置在密封的石英管中,使用碘(I2)作为运输剂,将其放置在密封的石英管中。晶体的结构和组成是通过X射线衍射(XRD),扫描电子显微镜(SEM)和诱导耦合等离子体(ICP)确定的。使用这种方法生长的晶体可能很大,并显示出极好的结晶度和同质性。它们的形态类似于板状,较大的尺寸可以长达15毫米。

We report on a modified chemical vapor transport (CVT) methodology for the growth of pure and intercalated Zr, Ti, and Hf dichalcogenide single crystals, e.g. ZrTe2, Gd0.05ZrTe2, HfTe2, and Cu0.05TiTe2. While the most common method for CVT growth is carried out in quartz tubes subjected to a temperature gradient between the charge and the growth location, the growth using this isothermal-CVT (ICVT) method takes place isothermally in sealed quartz tubes placed horizontally in box furnaces, using iodine (I2) as the transport agent. The structure and composition of crystals were determined by means of X-ray diffraction (XRD), scanning electron microscopy (SEM), and induced coupling plasma (ICP). The crystals grown with this method can be large, and show excellent crystallinity and homogeneity. Their morphology is plate-like, and the larger dimensions can be as long as 15 mm.

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