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室温条件下,通过简便的反相微乳液法成功地合成了形貌规则、尺寸分布均匀的八面体纳米钼酸镉(CdMoO4).利用X射线粉末衍射(XRD)、场发射扫描电子显微镜(FE-SEM)以及透射电子显微镜(TEM)对产物的组成、结构及形貌进行表征.根据热力学势函数法原理设计了热化学循环,建立了八面体纳米CdMoO4与块体CdMoO4标准摩尔生成焓的关系,并结合微量热技术获得了298.15K下所合成的八面体纳米CdMoO4的标准摩尔生产焓.
At room temperature, octahedral cadmium molybdate cadmium (CdMoO4) with regular morphology and uniform size distribution was successfully synthesized by a simple reverse microemulsion method. The structure of CdMoO4 was characterized by X-ray diffraction (XRD), field emission scanning electron microscopy (SEM) and transmission electron microscopy (TEM) were used to characterize the composition, structure and morphology of the product.The thermochemical cycle was designed according to the principle of thermodynamic potential function, and the relationship between the octahedral nano-CdMoO4 and the standard molar enthalpy of formation of bulk CdMoO4 , And the standard molar enthalpy of octahedral nano-CdMoO4 synthesized at 298.15K was obtained with the combination of micro-calorimetry.