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Synthesis and properties of ferrocene confined within UiO-67 MOFs
Microporous and Mesoporous Materials ( IF 4.8 ) Pub Date : 2018-01-17 , DOI: 10.1016/j.micromeso.2018.01.018
Shucheng Liu , Jiao Xu , Engao Dai , Junjie Qiu , Yi Liu

Ferrocene was encapsulated into the cavities of the metal-organic framework UiO-67 using a solvent-free evaporation method. The obtained host-guest compounds were characterized by XRD, TEM, EDS, TG, XPS, N2 adsorption-desorption, magnetic hysteresis and cyclic voltammetry studies. The results show that the micropores of UiO-67 are successfully occupied by ferrocene molecules and the [email protected] composite shows an interesting ferromagnetic behavior at room temperature. Both the oxidation and reduction peak are observed in cyclic voltammograms due to the reversible conversion between Fe2+ and Fe3+ of ferrocene confined within UiO-67 framework. The results reveal that the novel properties of ferrocene embedded inside MOFs carries a substantial potential with regard to the synthesis of ferro-magnet or catalytic materials.



中文翻译:

UiO-67 MOF内二茂铁的合成及性能

使用无溶剂蒸发方法将二茂铁封装到金属有机骨架UiO-67的腔体中。通过XRD,TEM,EDS,TG,XPS,N 2吸附-解吸,磁滞和循环伏安法对所得的客体化合物进行表征。结果表明,UiO-67的微孔被二茂铁分子成功占据,[电子邮件保护的]复合材料在室温下显示出有趣的铁磁行为。由于Fe 2+和Fe 3+之间可逆的转化,因此在循环伏安图中均观察到了氧化峰和还原峰限制在UiO-67框架内的二茂铁。结果表明,嵌入在MOF中的二茂铁的新颖性质在铁磁体或催化材料的合成方面具有巨大的潜力。

更新日期:2018-01-17
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