通过表征手段,如扫描电子显微镜(SEM)、透射电子显微镜(TEM)、X射线衍射(XRD)等,可以对合成得到的eu-mof材料进行表征。结果表明,合成得到的eu-mof材料具有多孔性、纳米尺寸和良好的结晶性。 2. 讨论 金属有机框架材料的合成方法多种多样,不同的合成方法可能导致不同的材料结构和性能。本实验采用的合成方法是一种较...
常用的表征方法包括X射线衍射(XRD)、扫描电子显微镜(SEM)、透射电子显微镜(TEM)等。通过这些表征方法,可以确定Eumof材料的晶体结构、形貌和组成。 此外,还可以通过吸附性能测试来评估Eumof材料的吸附性能。常用的性能测试方法包括吸附等温线测量和催化活性测试。吸附等温线测量可以评估材料对特定气体或液体的吸附能力,而...
使用kbr压片在brukervector22ft-ir分光光度计上记录4000-400cm-1范围内的红外光谱。在岛津xrd-6000上获得了材料的x射线衍射图谱。荧光光谱记录在f4500荧光光度计(日立,日本)。 取8-12mg的mof材料于试管中,然后再加入1.5-3ml的dmf溶液,摇匀,24-28h后抽滤、烘干,使用40ma和40kv的cukα射线,用粉末x射线衍射仪...
The crystal structure of Eu2(BDC)3(DMSO)(H2O) was characterized by X-ray diffraction (XRD). Thermo-gravimetric analysis of Eu2(BDC)3(DMSO)(H2O) indicated that coordinated DMSO and H2O molecules could be removed to create Eu2(BDC)3(DMSO)(H2O)-py with permanent microporosity, which was ...
[0026] 将Eu/Zr-MOF浸泡于不同的有机小分子溶液中24h,然后离心烘干测XRD,XRD峰和原来一样,表明该材料具有很高的稳定性。在一系列的有机小分子的溶液中均无明显的荧光效应,但是对甲醛的响应却极快且明显,同时也表明该Eu/Zr-MOF材料具有较强的抗干扰能力。在一系列的有机小分子溶液中加入少量甲醛,该材料在455...
29.图2是本发明的实施例1制备的铕基金属有机骨架吸附材料的x射线衍射(xrd)图; 30.图3是本发明的实施例1制备的铕基金属有机骨架吸附材料对膦酸盐阻垢剂的吸附机理图。 具体实施方式 31.实施例1: 32.一种铕基金属有机骨架吸附材料eu-mof的制备方法,包括以下步骤: ...
材料的X射线衍射图由在ShimadzuXRD-6000上获得。 1.3Eu-MOF材料的合成 将8-12mM的Eu(NO 3 ) 3 ·6H 2 O溶于水中,加入29-32mM无水乙酸钠制备金属前驱体。同时,将8-12mM的H 3 BTC作为有机配体,用超声振荡法溶解于无水乙醇中。之后,将金属前驱体缓慢地加入到有机配体中,然后在室温下用磁力搅拌器剧烈搅拌1...
The crystal structure of Eu-2(BDC)(3)(DMSO)(H2O) was characterized by X-ray diffraction (XRD). Thermo-gravimetric analysis of Eu-2(BDC)(3)(DMSO)(H2O) indicated that coordinated DMSO and H2O molecules could be removed to create Eu-2(BDC)(3) (DMSO)(H2O)-py with permanent ...
The Ce/Eu redox pair-functionalized HKUST-1 MOF, as an innovative environmentally friendly and recyclable sono-photocatalyst, was hydrothermally mixed and fully characterized by XRD, PL, EIS, FE-SEM, EDS, Mott-Schottky, chronoamperometry, and DRS techniques. The obtained chemical and optical ...
The obtained luminescent material Eu(3+)@Zn-NDC is characterized by XRD, IR, TGA and SEM. Eu(3+)@Zn-NDC show three sensing channels for Cr, three good linearities exist ranging from 1脳10 to 7.5脳10mol/L. The results show that the Eu(3+)@Zn-NDC exhibits selective, sensitive and ...