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利用电化学法制备了镍锌铝三金属层状氢氧化物-碳纤维复合材料(CFs-Ni/Zn/Al-LDHs)。采用FT-IR、XRD和SEM对材料的结构和形貌进行表征,红外光谱显示材料的层间阴离子为NO_3~-,XRD分析结果表明材料具有高晶化的类水滑石结构,通过SEM观察到该材料的花样插层结构。光电催化左氧氟沙星的结果表明:在光电催化4h后,左氧氟沙星的去除率达到98.92%,通过紫外分光光度法分析,产物在235nm处的紫外吸收峰与左氧氟沙星的浓度在1×10~(-6)~5×10_(-5) mol/L的范围内,呈现良好的线性关系,检测限为2×10~(-7) mol/L(3σ)。
The Ni-Zn-Al tri-layered metal hydroxide-carbon fiber composites (CFs-Ni / Zn / Al-LDHs) were prepared by electrochemical method. The structure and morphology of the material were characterized by FT-IR, XRD and SEM. The results showed that the interlayer anion of the material was NO_3 ~ -. The XRD results indicated that the material had highly crystallized hydrotalcite-like structure. The material’s intercalated structure. The results of photoelectrocatalytic levofloxacin showed that the removal rate of levofloxacin reached 98.92% after 4 h of photoelectrocatalysis. The UV absorption peak at 235 nm and the concentration of levofloxacin of 1 × 10 -6 ~ The linear range was 5 × 10 -5 mol / L with a detection limit of 2 × 10 -7 mol / L (3σ).